788
FNUS55 KSLC 151923
FWFSLC
FIRE WEATHER PLANNING FORECAST FOR UTAH
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
123 PM MDT TUE SEP 15 2026
..MOISTURE CONTINUES TO INCREASE ACROSS EASTERN AND SOUTHERN UTAH
BROADCAST DISCUSSION
AN ONGOING MONSOON SURGE WILL BRING INCREASING
MOISTURE TO PORTIONS OF SOUTHERN AND EASTERN UTAH THROUGH MOST OF
THE WEEK. WHILE HUMIDITIES WILL INCREASE ACROSS WESTERN UTAH
ABOVE CRITICAL LEVELS WEDNESDAY, GUSTY WINDS UP TO 30 MPH WILL
CONTINUE WEST OF I-15 THROUGH AT LEAST THURSDAY.
DISCUSSION
AN ONGOING MOISTURE SURGE WILL BRING AN INCREASED
THREAT OF SHOWERS AND THUNDERSTORMS ACROSS EASTERN AND SOUTHERN
UTAH THROUGH AT LEAST FRIDAY. FOR LOCATIONS WEST OF I-15,
HUMIDITIES WILL INCREASE ABOVE CRITICAL LEVELS BY WEDNESDAY,
HOWEVER GUSTS TO 30 MPH WILL CONTINUE THROUGH THURSDAY.
***THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS***
***ALL WINDS ARE 20 FOOT, 10-MINUTE AVERAGES***
UTZ478-161215-
SALT LAKE DESERT-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........NORTH OF I-80, MOSTLY CLOUDY (60-70% CLOUD
COVER), SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER 2400. SOUTH OF I-80, MOSTLY
CLOUDY (70-80% CLOUD COVER), SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................0% NORTH OF I-80 AND 20% SOUTH OF I-80.
MIN TEMPERATURE.....50-60.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........62-72%.
24 HR TREND......16% WETTER.
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH BECOMING SOUTH AFTER
MIDNIGHT.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH.
WEDNESDAY
SKY/WEATHER.........NORTH OF I-80, PARTLY SUNNY (50-60% CLOUD
COVER) UNTIL 1200, THEN PARTLY CLOUDY (25-35%
CLOUD COVER), SCATTERED RAIN SHOWERS UNTIL
1200. ISOLATED THUNDERSTORMS. ISOLATED RAIN
SHOWERS AFTER 1200. SOUTH OF I-80, PARTLY SUNNY
(65-75% CLOUD COVER), ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED RAIN SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....20%.
CWR.................10% NORTH OF I-80 AND 20% SOUTH OF I-80.
MAX TEMPERATURE.....77-85 NEAR 5000 FEET.
64-70 NEAR 8000 FEET.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........28-38% NEAR 5000 FEET.
38-48% NEAR 8000 FEET.
24 HR TREND......11% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 25 MPH.
MIXING HEIGHT.......10200 FT AGL (60-70TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). NORTH OF
I-80, SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. SOUTH OF I-80, ISOLATED RAIN
SHOWERS UNTIL 2400. ISOLATED THUNDERSTORMS.
SCATTERED RAIN SHOWERS AFTER 2400.
CHANCE LIGHTNING....20%.
CWR.................10%.
MIN TEMPERATURE.....54-64 NEAR 5000 FEET.
52-58 NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........64-74% NEAR 5000 FEET.
68-78% NEAR 8000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 15 MPH.
12K FT MSL WINDS....SOUTH AROUND 25 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). NORTH OF
I-80, NUMEROUS RAIN SHOWERS UNTIL 1200.
ISOLATED THUNDERSTORMS. SCATTERED RAIN SHOWERS
AFTER 1200. SOUTH OF I-80, ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.
CWR.................30% NORTH OF I-80 AND 10% SOUTH OF I-80.
MAX TEMPERATURE.....75-85 NEAR 5000 FEET.
62-69 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........31-41% NEAR 5000 FEET.
38-48% NEAR 8000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTH 25-30 MPH.
MIXING HEIGHT.......11100 FT AGL (60-70TH PERCENTILE).
CLEARING INDEX......1000+.
FORECAST DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 50S IN THE VALLEYS AND IN THE
LOWER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS
AND IN THE MID 60S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S IN THE VALLEYS
AND IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN THE
VALLEYS AND IN THE LOWER 60S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS AROUND 50 IN THE VALLEYS AND IN THE
MID 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS
AND IN THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S IN THE VALLEYS AND
IN THE UPPER 40S IN THE MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS
AND IN THE MID 60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S IN THE VALLEYS
AND IN THE UPPER 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN
THE VALLEYS AND IN THE MID 60S IN THE MOUNTAINS.
=
UTZ479-161215-
WASATCH MOUNTAINS-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NORTH OF
I-80, SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. SOUTH OF I-80, SCATTERED SHOWERS
AND THUNDERSTORMS UNTIL 2400, THEN NUMEROUS
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................20% NORTH OF I-80 AND 60% SOUTH OF I-80.
MIN TEMPERATURE.....46-56 NEAR 5000 FEET.
42-52 NEAR 8000 FEET.
24 HR TREND......7 DEGREES WARMER.
MAX HUMIDITY........71-81%.
24 HR TREND......28% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 35 MPH.
WEDNESDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). NORTH OF I-80,
ISOLATED THUNDERSTORMS UNTIL 1200. SCATTERED
RAIN SHOWERS. SCATTERED THUNDERSTORMS AFTER
1200. SOUTH OF I-80, NUMEROUS RAIN SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN RAIN
SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................30% NORTH OF I-80 AND 70% SOUTH OF I-80.
MAX TEMPERATURE.....77-84 NEAR 5000 FEET.
63-73 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........31-39% NEAR 5000 FEET.
45-55% NEAR 8000 FEET.
24 HR TREND......12% WETTER NEAR 5000 FEET.
20% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH BECOMING AROUND 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......8000 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NORTH OF
I-80, SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. SOUTH OF I-80, SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.
CWR.................20% NORTH OF I-80 AND 30% SOUTH OF I-80.
MIN TEMPERATURE.....50-60 NEAR 5000 FEET.
45-55 NEAR 8000 FEET.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........72-82%.
24 HR TREND......1% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS TO
AROUND 25 MPH.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). NORTH OF I-80,
ISOLATED THUNDERSTORMS UNTIL 1200. NUMEROUS
RAIN SHOWERS. SCATTERED THUNDERSTORMS AFTER
1200. SOUTH OF I-80, SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN RAIN
SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................40% NORTH OF I-80 AND 60% SOUTH OF I-80.
MAX TEMPERATURE.....75-82 NEAR 5000 FEET.
62-72 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........38-48% NEAR 5000 FEET.
55-65% NEAR 8000 FEET.
24 HR TREND......9% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH BECOMING SOUTH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTH 10-15 MPH.
MIXING HEIGHT.......8000 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......990.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S
IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
MOSTLY CLEAR. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S IN
THE VALLEYS AND IN THE LOWER 60S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S IN THE VALLEYS AND IN THE MID 60S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 70S IN THE VALLEYS AND IN THE MID 60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS.
=
UTZ480-161215-
UINTA MOUNTAINS-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NUMEROUS
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................50%.
MIN TEMPERATURE.....46-53 NEAR 7000 FEET.
38-48 NEAR 9000 FEET.
24 HR TREND......6 DEGREES WARMER.
MAX HUMIDITY........81-91%.
24 HR TREND......30% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTHWEST 35-40 MPH.
WEDNESDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. NUMEROUS RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....70-76 NEAR 7000 FEET.
60-67 NEAR 9000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........39-43% NEAR 7000 FEET.
46-56% NEAR 9000 FEET.
24 HR TREND......15% WETTER NEAR 7000 FEET.
20% WETTER NEAR 9000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH BECOMING AROUND 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......6900 FT AGL (40-50TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.
CWR.................30%.
MIN TEMPERATURE.....49-55 NEAR 7000 FEET.
40-50 NEAR 9000 FEET.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........78-88% NEAR 7000 FEET.
86-96% NEAR 9000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 15 MPH WITH GUSTS TO
AROUND 30 MPH.
12K FT MSL WINDS....SOUTH AROUND 10 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....69-75 NEAR 7000 FEET.
60-66 NEAR 9000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........46-52% NEAR 7000 FEET.
58-68% NEAR 9000 FEET.
24 HR TREND......12% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.
MIXING HEIGHT.......6400 FT AGL (40-50TH PERCENTILE).
CLEARING INDEX......710.
FORECAST DAYS 3 THROUGH 7
FRIDAY
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS
AROUND 50 IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
HIGHS AROUND 70 IN THE VALLEYS AND IN THE LOWER 60S IN THE
MOUNTAINS. SOUTH WINDS AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE LOWER
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S IN THE VALLEYS AND
IN THE MID 30S IN THE MOUNTAINS. HIGHS AROUND 70 IN THE VALLEYS
AND IN THE LOWER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER 40S IN THE VALLEYS AND IN THE MID 30S IN THE
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID
60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 40S IN THE VALLEYS AND IN THE
UPPER 30S IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS
AND IN THE LOWER 60S IN THE MOUNTAINS.
=
UTZ481-161215-
WESTERN ASHLEY NATIONAL FOREST-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NUMEROUS
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20% DECREASING TO 10% AFTER MIDNIGHT.
CWR.................40%.
MIN TEMPERATURE.....46-52 NEAR 7000 FEET.
36-44 NEAR 10000 FEET.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........89-99% NEAR 7000 FEET.
94-100% NEAR 10000 FEET.
24 HR TREND......46% WETTER.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 25 MPH BECOMING AROUND 35 MPH
AFTER MIDNIGHT.
WEDNESDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. NUMEROUS RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 50% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....65-71 NEAR 7000 FEET.
52-58 NEAR 10000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........58-67% NEAR 7000 FEET.
67-77% NEAR 10000 FEET.
24 HR TREND......33% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 25 MPH BECOMING AROUND 15 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......4100 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......530.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND SCATTERED THUNDERSTORMS UNTIL 2400,
THEN RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.
CWR.................80%.
MIN TEMPERATURE.....48-54 NEAR 7000 FEET.
38-47 NEAR 10000 FEET.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........90-100%.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS TO
AROUND 25 MPH.
12K FT MSL WINDS....SOUTH AROUND 10 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................80%.
MAX TEMPERATURE.....64-70 NEAR 7000 FEET.
51-57 NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........69-78% NEAR 7000 FEET.
77-87% NEAR 10000 FEET.
24 HR TREND......13% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......3900 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......430.
FORECAST DAYS 3 THROUGH 7
FRIDAY
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE
UPPER 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE MID 50S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE MID
50S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S IN THE VALLEYS AND
IN THE MID 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 60S IN THE
VALLEYS AND IN THE MID 50S IN THE MOUNTAINS. WINDS GENERALLY LESS
THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER 40S IN THE VALLEYS AND IN THE MID 30S IN THE
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE MID
50S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 40S IN THE VALLEYS AND IN THE
UPPER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS
AND IN THE MID 50S IN THE MOUNTAINS.
=
UTZ482-161215-
WESTERN UINTAH BASIN-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN
NUMEROUS RAIN SHOWERS AND ISOLATED
THUNDERSTORMS.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................30%.
MIN TEMPERATURE.....43-53.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........85-95%.
24 HR TREND......41% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH BECOMING NORTHWEST AFTER MIDNIGHT.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. NUMEROUS RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....69-75 NEAR 6000 FEET.
61-67 NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........57-67%.
24 HR TREND......32% WETTER.
20-FOOT WINDS.......EAST WINDS AROUND 5 MPH.
12K FT MSL WINDS....SOUTHWEST 20-25 MPH.
MIXING HEIGHT.......5300 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......470.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. NUMEROUS RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................70%.
MIN TEMPERATURE.....45-55.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........88-98%.
24 HR TREND......3% WETTER NEAR 6000 FEET.
8% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING NORTHWEST
AFTER MIDNIGHT.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....68-74 NEAR 6000 FEET.
61-67 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........64-73% NEAR 6000 FEET.
69-76% NEAR 8000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING SOUTHEAST
IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.
MIXING HEIGHT.......4800 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......410.
FORECAST DAYS 3 THROUGH 7
FRIDAY
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS AROUND
50. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID 60S IN
THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S IN THE VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE
UPPER 60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS.
=
UTZ483-161215-
SOUTHERN ASHLEY NATIONAL FOREST-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. NUMEROUS RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................30%.
MIN TEMPERATURE.....43-53.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........82-89% NEAR 7000 FEET.
87-97% NEAR 9000 FEET.
24 HR TREND......33% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE EVENING.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....67-73 NEAR 7000 FEET.
56-62 NEAR 9000 FEET.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........61-70% NEAR 7000 FEET.
76-86% NEAR 9000 FEET.
24 HR TREND......32% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 20-25 MPH.
MIXING HEIGHT.......5000 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......600.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. NUMEROUS RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................70%.
MIN TEMPERATURE.....45-55.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........87-97%.
24 HR TREND......6% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....66-72 NEAR 7000 FEET.
54-60 NEAR 9000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........71-79% NEAR 7000 FEET.
79-89% NEAR 9000 FEET.
24 HR TREND......7% WETTER NEAR 7000 FEET.
2% WETTER NEAR 9000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.
MIXING HEIGHT.......4900 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......570.
FORECAST DAYS 3 THROUGH 7
FRIDAY
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS
AROUND 50. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE UPPER
50S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE UPPER
50S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS AROUND 70 IN
THE VALLEYS AND AROUND 60 IN THE MOUNTAINS. WINDS GENERALLY LESS
THAN 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S IN THE VALLEYS AND
IN THE LOWER 40S IN THE MOUNTAINS. HIGHS AROUND 70 IN THE VALLEYS
AND AROUND 60 IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE UPPER
50S IN THE MOUNTAINS.
=
UTZ484-161215-
TAVAPUTS PLATEAU-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. NUMEROUS RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................60%.
MIN TEMPERATURE.....50-57 NEAR 6000 FEET.
46-54 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........82-92%.
24 HR TREND......30% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE EVENING.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NUMEROUS
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....71-77 NEAR 6000 FEET.
61-67 NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........55-65% NEAR 6000 FEET.
69-79% NEAR 8000 FEET.
24 HR TREND......29% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
MIXING HEIGHT.......5200 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......590.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. RAIN SHOWERS.
ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................80%.
MIN TEMPERATURE.....52-58 NEAR 6000 FEET.
46-54 NEAR 8000 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........89-99% NEAR 6000 FEET.
93-100% NEAR 8000 FEET.
24 HR TREND......5% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.
12K FT MSL WINDS....SOUTH 10-15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). RAIN SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....69-76 NEAR 6000 FEET.
58-65 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........59-69% NEAR 6000 FEET.
77-87% NEAR 8000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......5500 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......550.
FORECAST DAYS 3 THROUGH 7
FRIDAY
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE
MID 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS.
HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER 60S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S IN THE VALLEYS AND
IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE
VALLEYS AND IN THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS
THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S
IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50 IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER
60S IN THE MOUNTAINS.
=
UTZ488-161215-
MANTI NATIONAL FOREST-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN
NUMEROUS RAIN SHOWERS AND ISOLATED
THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................30%.
MIN TEMPERATURE.....46-55 NEAR 6500 FEET.
41-51 NEAR 8500 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........77-87%.
24 HR TREND......27% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....67-77 NEAR 6500 FEET.
57-67 NEAR 8500 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........53-63% NEAR 6500 FEET.
62-72% NEAR 8500 FEET.
24 HR TREND......27% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 25 MPH BECOMING SOUTH AROUND
15 MPH IN THE AFTERNOON.
MIXING HEIGHT.......5800 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......550.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND SCATTERED THUNDERSTORMS UNTIL 2400,
THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................70%.
MIN TEMPERATURE.....47-57 NEAR 6500 FEET.
42-52 NEAR 8500 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........82-92%.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS TO
AROUND 25 MPH.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................70%.
MAX TEMPERATURE.....66-76 NEAR 6500 FEET.
57-67 NEAR 8500 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........59-69% NEAR 6500 FEET.
70-80% NEAR 8500 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......6000 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......490.
FORECAST DAYS 3 THROUGH 7
FRIDAY
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS
IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS AROUND 70 IN THE VALLEYS AND IN THE LOWER 60S IN
THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE
LOWER 40S IN THE MOUNTAINS. HIGHS AROUND 70 IN THE VALLEYS AND IN
THE LOWER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S IN THE VALLEYS AND IN
THE LOWER 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE
VALLEYS AND IN THE LOWER 60S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER
60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. HIGHS AROUND 70 IN THE VALLEYS AND IN THE LOWER 60S IN
THE MOUNTAINS.
=
UTZ489-161215-
SAN RAFAEL SWELL-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................30%.
MIN TEMPERATURE.....55-62 NEAR 5000 FEET.
49-59 NEAR 7000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........79-89%.
24 HR TREND......13% WETTER NEAR 5000 FEET.
22% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY SUNNY (65-75% CLOUD COVER) UNTIL 1200,
THEN CLOUDY (85-95% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....76-82 NEAR 5000 FEET.
66-72 NEAR 7000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........47-57% NEAR 5000 FEET.
60-70% NEAR 7000 FEET.
24 HR TREND......16% WETTER NEAR 5000 FEET.
23% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
MIXING HEIGHT.......6000 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......740.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND SCATTERED THUNDERSTORMS UNTIL 2400,
THEN RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....40% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................70%.
MIN TEMPERATURE.....51-61.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........86-96%.
24 HR TREND......11% WETTER.
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NUMEROUS RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 1200,
THEN RAIN SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....74-80 NEAR 5000 FEET.
63-69 NEAR 7000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........58-68% NEAR 5000 FEET.
72-82% NEAR 7000 FEET.
24 HR TREND......10% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH. GUSTS UP TO 20
MPH IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.
MIXING HEIGHT.......5400 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......480.
FORECAST DAYS 3 THROUGH 7
FRIDAY
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS
IN THE LOWER 50S. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN
THE UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
70S IN THE VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
AROUND 50. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER
60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE
MID 60S IN THE MOUNTAINS.
=
UTZ492-161215-
CENTRAL UTAH WEST DESERT-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................30%.
MIN TEMPERATURE.....54-64 NEAR 5000 FEET.
47-57 NEAR 8000 FEET.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........69-79% NEAR 5000 FEET.
73-83% NEAR 8000 FEET.
24 HR TREND......31% WETTER.
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO AROUND
35 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 35 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................20%.
MAX TEMPERATURE.....79-86 NEAR 5000 FEET.
65-72 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........26-36% NEAR 5000 FEET.
38-48% NEAR 8000 FEET.
24 HR TREND......7% WETTER NEAR 5000 FEET.
12% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTHWEST 30-35 MPH.
MIXING HEIGHT.......9600 FT AGL (60-70TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.
CWR.................10%.
MIN TEMPERATURE.....54-64 NEAR 5000 FEET.
47-57 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........70-80% NEAR 5000 FEET.
75-85% NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTH AROUND 25 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
RAIN SHOWERS UNTIL 1200. NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................10%.
MAX TEMPERATURE.....79-86 NEAR 5000 FEET.
65-71 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........28-38% NEAR 5000 FEET.
41-51% NEAR 8000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH. GUSTS UP TO 35 MPH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTH AROUND 25 MPH.
MIXING HEIGHT.......10000 FT AGL (60-70TH PERCENTILE).
CLEARING INDEX......1000+.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 50S IN THE VALLEYS AND IN THE
LOWER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS
AND IN THE UPPER 60S IN THE MOUNTAINS. SOUTH WINDS AROUND 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S IN THE VALLEYS
AND IN THE UPPER 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN
THE VALLEYS AND IN THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS AROUND 50 IN THE VALLEYS AND IN THE
MID 40S IN THE MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S IN THE VALLEYS AND
IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE
VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID
60S IN THE MOUNTAINS.
=
UTZ493-161215-
CENTRAL UTAH MOUNTAINS-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................20%.
MIN TEMPERATURE.....49-55 NEAR 5000 FEET.
44-54 NEAR 8000 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........75-85%.
24 HR TREND......14% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). ISOLATED
SHOWERS AND THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................30%.
MAX TEMPERATURE.....79-85 NEAR 5000 FEET.
62-72 NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........36-40% NEAR 5000 FEET.
49-59% NEAR 8000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH BECOMING SOUTH AROUND
20 MPH IN THE AFTERNOON.
MIXING HEIGHT.......7700 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......1000.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................40%.
MIN TEMPERATURE.....51-57 NEAR 5000 FEET.
45-55 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........77-87%.
24 HR TREND......2% WETTER NEAR 5000 FEET.
8% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................30%.
MAX TEMPERATURE.....78-84 NEAR 5000 FEET.
61-71 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........39-43% NEAR 5000 FEET.
52-62% NEAR 8000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......8700 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......1000.
FORECAST DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S. HIGHS AROUND 80 IN THE VALLEYS AND IN THE
UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN
THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS AROUND 80 IN
THE VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS AROUND 80 IN THE VALLEYS AND IN THE
MID 60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S IN THE
VALLEYS AND IN THE MID 60S IN THE MOUNTAINS.
=
UTZ494-161215-
HENRY MOUNTAINS-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER). ISOLATED
RAIN SHOWERS UNTIL 2400. ISOLATED
THUNDERSTORMS. SCATTERED RAIN SHOWERS AFTER
2400.
CHANCE LIGHTNING....20%.
CWR.................10%.
MIN TEMPERATURE.....57-64 NEAR 5000 FEET.
52-58 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........70-80% NEAR 5000 FEET.
80-90% NEAR 8000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................30%.
MAX TEMPERATURE.....75-81 NEAR 5000 FEET.
60-70 NEAR 8000 FEET.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........43-53% NEAR 5000 FEET.
65-75% NEAR 8000 FEET.
24 HR TREND......12% WETTER NEAR 5000 FEET.
17% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTH AROUND 30 MPH BECOMING SOUTHWEST AROUND
20 MPH IN THE AFTERNOON.
MIXING HEIGHT.......6100 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......860.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). SCATTERED SHOWERS
AND THUNDERSTORMS UNTIL 2400, THEN NUMEROUS
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30%.
CWR.................50%.
MIN TEMPERATURE.....54-62 NEAR 5000 FEET.
50-56 NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........84-94% NEAR 5000 FEET.
90-100% NEAR 8000 FEET.
24 HR TREND......15% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
12K FT MSL WINDS....SOUTH AROUND 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
RAIN SHOWERS UNTIL 1200. ISOLATED
THUNDERSTORMS. ISOLATED RAIN SHOWERS AFTER
1200.
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.
CWR.................30%.
MAX TEMPERATURE.....74-80 NEAR 5000 FEET.
59-68 NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........49-59% NEAR 5000 FEET.
70-80% NEAR 8000 FEET.
24 HR TREND......6% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.
MIXING HEIGHT.......6000 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......630.
FORECAST DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE
LOWER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS
AND IN THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 50S IN THE VALLEYS AND IN THE
LOWER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS
AND IN THE LOWER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 50S IN THE VALLEYS AND
AROUND 50 IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS
AND IN THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE MID
60S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE
UPPER 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS
AND IN THE LOWER 60S IN THE MOUNTAINS.
=
UTZ495-161215-
COLOR COUNTRY WEST DESERT-
123 PM MDT TUE SEP 15 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....20%.
CWR.................20%.
MIN TEMPERATURE.....50-60.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........76-86% NEAR 5000 FEET.
71-81% NEAR 7000 FEET.
24 HR TREND......23% WETTER.
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO AROUND
35 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 40 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER) UNTIL 1200,
THEN PARTLY CLOUDY (45-55% CLOUD COVER).
ISOLATED RAIN SHOWERS. ISOLATED THUNDERSTORMS
AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 20% IN THE AFTERNOON.
CWR.................10%.
MAX TEMPERATURE.....81-87 NEAR 5000 FEET.
71-77 NEAR 7000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........25-35% NEAR 5000 FEET.
32-40% NEAR 7000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 20 MPH WITH GUSTS TO AROUND
35 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 40 MPH BECOMING SOUTH AROUND
30 MPH IN THE AFTERNOON.
MIXING HEIGHT.......8300 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). ISOLATED
RAIN SHOWERS UNTIL 2400. ISOLATED
THUNDERSTORMS. SCATTERED RAIN SHOWERS AFTER
2400.
CHANCE LIGHTNING....20%.
CWR.................10%.
MIN TEMPERATURE.....50-60.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........77-87% NEAR 5000 FEET.
71-81% NEAR 7000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTH AROUND 30 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER) UNTIL 1200,
THEN PARTLY CLOUDY (40-50% CLOUD COVER).
SCATTERED RAIN SHOWERS UNTIL 1200.
CHANCE LIGHTNING....10%.
CWR.................10%.
MAX TEMPERATURE.....80-86 NEAR 5000 FEET.
70-76 NEAR 7000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........29-39% NEAR 5000 FEET.
36-43% NEAR 7000 FEET.
24 HR TREND......4% WETTER.
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH. GUSTS UP TO 35 MPH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTH AROUND 30 MPH.
MIXING HEIGHT.......8300 FT AGL (50-60TH PERCENTILE).
CLEARING INDEX......1000+.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER
80S IN THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS. SOUTH
WINDS AROUND 20 MPH.
SATURDAY
CLEAR. LOWS IN THE UPPER 40S IN THE VALLEYS AND IN
THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE
VALLEYS AND IN THE LOWER 70S IN THE MOUNTAINS. NORTH WINDS AROUND
15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S IN THE VALLEYS AND
AROUND 50 IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS
AND IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S IN THE VALLEYS AND IN THE LOWER 50S IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER
70S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE LOWER 50S IN THE
MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS AND IN THE LOWER 70S IN
THE MOUNTAINS.
=
UTZ496-161215-
COLOR COUNTRY MOUNTAINS-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30%.
CWR.................40%.
MIN TEMPERATURE.....49-59 NEAR 6000 FEET.
45-55 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........76-86%.
24 HR TREND......10% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 25 MPH.
12K FT MSL WINDS....SOUTHWEST 30-35 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....71-80 NEAR 6000 FEET.
63-72 NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........46-56% NEAR 6000 FEET.
50-60% NEAR 8000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
MIXING HEIGHT.......6900 FT AGL (40-50TH PERCENTILE).
CLEARING INDEX......990.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). SCATTERED SHOWERS
AND THUNDERSTORMS UNTIL 2400, THEN RAIN SHOWERS
AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30%.
CWR.................70%.
MIN TEMPERATURE.....49-59 NEAR 6000 FEET.
45-55 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........78-88%.
24 HR TREND......5% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS TO
AROUND 25 MPH.
12K FT MSL WINDS....SOUTH AROUND 20 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER) UNTIL 1200, THEN
PARTLY SUNNY (55-65% CLOUD COVER). SCATTERED
RAIN SHOWERS UNTIL 1200. ISOLATED
THUNDERSTORMS. ISOLATED RAIN SHOWERS AFTER
1200.
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.
CWR.................20%.
MAX TEMPERATURE.....71-79 NEAR 6000 FEET.
62-71 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........48-58% NEAR 6000 FEET.
52-62% NEAR 8000 FEET.
24 HR TREND......1% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH. GUSTS UP TO 30 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 20 MPH.
MIXING HEIGHT.......7000 FT AGL (40-50TH PERCENTILE).
CLEARING INDEX......980.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE UPPER
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE UPPER
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS AROUND 50 IN THE VALLEYS AND IN THE
MID 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND
IN THE UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
MONDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50 IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S
IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50 IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID
60S IN THE MOUNTAINS.
=
UTZ497-161215-
MOJAVE DESERT-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
CHANCE LIGHTNING....30%.
CWR.................50%.
MIN TEMPERATURE.....67-77 NEAR 3000 FEET.
58-68 NEAR 6000 FEET.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........58-68% NEAR 3000 FEET.
68-78% NEAR 6000 FEET.
24 HR TREND......13% WETTER.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
12K FT MSL WINDS....SOUTH AROUND 30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.
CWR.................20%.
MAX TEMPERATURE.....88-94 NEAR 3000 FEET.
73-80 NEAR 6000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........30-34% NEAR 3000 FEET.
37-43% NEAR 6000 FEET.
24 HR TREND......5% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH.
12K FT MSL WINDS....SOUTHWEST 30-35 MPH.
MIXING HEIGHT.......9300 FT AGL (40-50TH PERCENTILE).
CLEARING INDEX......1000+.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN
NUMEROUS RAIN SHOWERS AND ISOLATED
THUNDERSTORMS.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................60%.
MIN TEMPERATURE.....66-75 NEAR 3000 FEET.
57-67 NEAR 6000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........65-75% NEAR 3000 FEET.
77-87% NEAR 6000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 30 MPH.
12K FT MSL WINDS....SOUTH AROUND 25 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER) UNTIL 1200,
THEN PARTLY CLOUDY (45-55% CLOUD COVER).
SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS UNTIL 1200.
CHANCE LIGHTNING....10%.
CWR.................10%.
MAX TEMPERATURE.....86-92 NEAR 3000 FEET.
71-79 NEAR 6000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........33-42% NEAR 3000 FEET.
43-51% NEAR 6000 FEET.
24 HR TREND......6% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH BECOMING SOUTH IN
THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
MIXING HEIGHT.......8400 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......1000+.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S IN THE VALLEYS AND
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
SATURDAY
CLEAR. LOWS IN THE MID 60S IN THE VALLEYS AND IN THE
UPPER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS
AND IN THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN
15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S IN THE VALLEYS AND IN
THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE
MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN THE UPPER
70S IN THE MOUNTAINS.
TUESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE
MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN THE MID
70S IN THE MOUNTAINS.
=
UTZ498-161215-
GRAND STAIRCASE-
123 PM MDT TUE SEP 15 2026
...FLOOD WATCH IN EFFECT FROM MIDNIGHT MDT TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30%.
CWR.................40%.
MIN TEMPERATURE.....62-69 NEAR 4000 FEET.
52-62 NEAR 6000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........65-75% NEAR 4000 FEET.
78-88% NEAR 6000 FEET.
24 HR TREND......4% WETTER NEAR 4000 FEET.
10% WETTER NEAR 6000 FEET.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
12K FT MSL WINDS....SOUTHWEST 25-30 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). SCATTERED
RAIN SHOWERS AND ISOLATED THUNDERSTORMS UNTIL
1200, THEN NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS.
CHANCE LIGHTNING....20% INCREASING TO 40% IN THE AFTERNOON.
CWR.................60%.
MAX TEMPERATURE.....78-87 NEAR 4000 FEET.
71-81 NEAR 6000 FEET.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........44-54% NEAR 4000 FEET.
50-60% NEAR 6000 FEET.
24 HR TREND......13% WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH.
12K FT MSL WINDS....SOUTHWEST 20-25 MPH.
MIXING HEIGHT.......6300 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......590.
WEDNESDAY NIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). SCATTERED SHOWERS
AND THUNDERSTORMS UNTIL 2400, THEN RAIN SHOWERS
AND ISOLATED THUNDERSTORMS.
CHANCE LIGHTNING....30% DECREASING TO 20% AFTER MIDNIGHT.
CWR.................70%.
MIN TEMPERATURE.....59-67 NEAR 4000 FEET.
51-61 NEAR 6000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........76-86% NEAR 4000 FEET.
85-95% NEAR 6000 FEET.
24 HR TREND......12% WETTER NEAR 4000 FEET.
7% WETTER NEAR 6000 FEET.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH.
12K FT MSL WINDS....SOUTH AROUND 15 MPH.
THURSDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER) UNTIL 1200, THEN
PARTLY SUNNY (60-70% CLOUD COVER). ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED RAIN
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.
CWR.................20%.
MAX TEMPERATURE.....77-85 NEAR 4000 FEET.
70-80 NEAR 6000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........46-56% NEAR 4000 FEET.
52-62% NEAR 6000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH. GUSTS UP TO 20
MPH IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......7000 FT AGL (30-40TH PERCENTILE).
CLEARING INDEX......570.
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE LOWER 50S IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS AND
IN THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE
VALLEYS AND IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS
THAN 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER
70S IN THE MOUNTAINS.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S IN THE VALLEYS AND AROUND 50 IN THE
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER
70S IN THE MOUNTAINS.
=
.8-14 DAY OUTLOOK FOR WEDNESDAY SEPTEMBER 23 TO TUESDAY SEPTEMBER 29
TEMPERATURE... ABOVE NORMAL
PRECIPITATION... ABOVE NORMAL
=
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