413
FNUS55 KSLC 192107
FWFSLC
FIRE WEATHER PLANNING FORECAST FOR UTAH
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
207 PM MST FRI DEC 19 2025
NOTICE TO ALL USERS: THIS PRODUCT IS AUTOMATICALLY GENERATED DURING
THE COOL SEASON TO PROVIDE A GENERAL OUTLOOK. IT WILL NOT CONTAIN A
DISCUSSION SECTION OR ADJUSTMENTS BY OUR METEOROLOGISTS. THE FULL
FIRE WEATHER FORECAST WILL RESUME THE MORNING OF MAY 3, 2026.
UTZ478-201300-
SALT LAKE DESERT-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). AREAS OF RAIN.
NORTH OF I-80, AREAS OF SNOW AFTER 2400. SOUTH
OF I-80,
CHANCE LIGHTNING....10%.
CWR.................40%.
MIN TEMPERATURE.....28-38.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........77-87% NEAR 5000 FEET.
84-94% NEAR 8000 FEET.
24 HR TREND......26% WETTER NEAR 5000 FEET.
39% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH.
12K FT MSL WINDS....WEST 50-55 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NORTH OF
I-80, AREAS OF RAIN AND SNOW. SOUTH OF I-80,
WIDESPREAD RAIN UNTIL 1200. AREAS OF RAIN AFTER
1200.
CHANCE LIGHTNING....10%.
CWR.................20% NORTH OF I-80 AND 30% SOUTH OF I-80.
MAX TEMPERATURE.....42-52 NEAR 5000 FEET.
31-39 NEAR 8000 FEET.
24 HR TREND......7 DEGREES COOLER.
MIN HUMIDITY........59-69% NEAR 5000 FEET.
66-76% NEAR 8000 FEET.
24 HR TREND......21% WETTER NEAR 5000 FEET.
30% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH BECOMING AROUND 40 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2700 FT AGL.
CLIMATOLOGY......10-20TH PERCENTILE.
CLEARING INDEX......180.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). NORTH OF
I-80, AREAS OF SNOW UNTIL 2400. AREAS OF RAIN.
SOUTH OF I-80, LOCAL RAIN UNTIL 2400, THEN
AREAS OF RAIN.
CHANCE LIGHTNING....0%.
CWR.................30% NORTH OF I-80 AND 10% SOUTH OF I-80.
MIN TEMPERATURE.....29-39.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........72-82%.
24 HR TREND......1% DRIER NEAR 5000 FEET.
13% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 40 MPH.
SUNDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). RAIN NORTH OF
I-80 AND AREAS OF RAIN SOUTH OF I-80.
CHANCE LIGHTNING....0%.
CWR.................70% NORTH OF I-80 AND 20% SOUTH OF I-80.
MAX TEMPERATURE.....46-56 NEAR 5000 FEET.
37-46 NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........57-67%.
24 HR TREND......1% DRIER NEAR 5000 FEET.
9% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 45-50 MPH.
MIXING HEIGHT.......2500 FT AGL.
CLIMATOLOGY......10-20TH PERCENTILE.
CLEARING INDEX......260.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. SOUTH WINDS AROUND 15 MPH.
TUESDAY
CLOUDY. AREAS OF RAIN. LOWS IN THE UPPER 30S. HIGHS IN
THE MID 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. SOUTH WINDS AROUND 20 MPH.
THURSDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE
UPPER 30S. HIGHS AROUND 50 IN THE VALLEYS AND IN THE UPPER 30S IN
THE MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE MID
30S. HIGHS IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 30S IN
THE MOUNTAINS.
=
UTZ479-201300-
WASATCH MOUNTAINS-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (95-100% CLOUD COVER). SNOW AND RAIN
CHANCE LIGHTNING....10%.
CWR.................100% NORTH OF I-80 AND 90% SOUTH OF I-80.
MIN TEMPERATURE.....30-37 NEAR 5000 FEET.
24-34 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........87-97% NEAR 5000 FEET.
82-92% NEAR 8000 FEET.
24 HR TREND......29% WETTER.
20-FOOT WINDS.......WEST 15-20 MPH WITH GUSTS TO AROUND 40 MPH.
12K FT MSL WINDS....WEST AROUND 55 MPH.
SATURDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). WIDESPREAD SNOW
AND RAIN
CHANCE LIGHTNING....10%.
CWR.................50% NORTH OF I-80 AND 70% SOUTH OF I-80.
MAX TEMPERATURE.....40-48 NEAR 5000 FEET.
31-41 NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........67-77% NEAR 5000 FEET.
73-83% NEAR 8000 FEET.
24 HR TREND......16% WETTER NEAR 5000 FEET.
26% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH BECOMING AROUND 40 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......690.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). NORTH OF
I-80, AREAS OF SNOW UNTIL 2400. AREAS OF RAIN.
WIDESPREAD SNOW AFTER 2400. SOUTH OF I-80,
AREAS OF RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................40% NORTH OF I-80 AND 30% SOUTH OF I-80.
MIN TEMPERATURE.....29-39.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........88-98% NEAR 5000 FEET.
76-86% NEAR 8000 FEET.
24 HR TREND......1% WETTER NEAR 5000 FEET.
5% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 40 MPH.
SUNDAY
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). NORTH OF I-80,
RAIN AND SNOW. SOUTH OF I-80, WIDESPREAD SNOW
UNTIL 1200. WIDESPREAD RAIN. SNOW AFTER 1200.
CHANCE LIGHTNING....0%.
CWR.................90% NORTH OF I-80 AND 70% SOUTH OF I-80.
MAX TEMPERATURE.....47-53 NEAR 5000 FEET.
37-47 NEAR 8000 FEET.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........68-78%.
24 HR TREND......1% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....SOUTHWEST 45-50 MPH.
MIXING HEIGHT.......3600 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......690.
FORECAST DAYS 3 THROUGH 7
MONDAY
WIDESPREAD RAIN AND AREAS OF SNOW. LOWS AROUND 40 IN
THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS. HIGHS IN THE
UPPER 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
SOUTH WINDS AROUND 15 MPH.
TUESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE UPPER 30S IN
THE VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE
LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
WEDNESDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE UPPER 30S IN
THE VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE
LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
SOUTH WINDS AROUND 15 MPH.
THURSDAY
SNOW AND RAIN. LOWS IN THE MID 30S IN THE VALLEYS AND
IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN THE
VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD SNOW AND RAIN. LOWS IN THE LOWER 30S. HIGHS
IN THE MID 40S IN THE VALLEYS AND IN THE MID 30S IN THE
MOUNTAINS.
=
UTZ480-201300-
UINTA MOUNTAINS-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (95-100% CLOUD COVER). SNOW.
CHANCE LIGHTNING....10%.
CWR.................100%.
MIN TEMPERATURE.....32-38 NEAR 7000 FEET.
23-30 NEAR 9000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........86-96% NEAR 7000 FEET.
81-91% NEAR 9000 FEET.
24 HR TREND......34% WETTER NEAR 7000 FEET.
26% WETTER NEAR 9000 FEET.
20-FOOT WINDS.......WEST AROUND 20 MPH WITH GUSTS TO AROUND 50 MPH.
12K FT MSL WINDS....WEST 50-55 MPH.
SATURDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). SNOW UNTIL 1200,
THEN WIDESPREAD SNOW.
CHANCE LIGHTNING....10%.
CWR.................70%.
MAX TEMPERATURE.....38-44 NEAR 7000 FEET.
30-37 NEAR 9000 FEET.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........67-76% NEAR 7000 FEET.
60-70% NEAR 9000 FEET.
24 HR TREND......24% WETTER.
20-FOOT WINDS.......WEST 15-20 MPH WITH GUSTS TO AROUND 40 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH BECOMING AROUND 35 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4300 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000+.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). AREAS OF
SNOW. AREAS OF RAIN AFTER 2400.
CHANCE LIGHTNING....0%.
CWR.................30%.
MIN TEMPERATURE.....31-37 NEAR 7000 FEET.
20-30 NEAR 9000 FEET.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........78-88%.
24 HR TREND......7% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH BECOMING
SOUTHWEST AROUND 15 MPH AFTER MIDNIGHT.
12K FT MSL WINDS....WEST 35-40 MPH.
SUNDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). WIDESPREAD SNOW
AND RAIN UNTIL 1200, THEN SNOW AND RAIN.
CHANCE LIGHTNING....0%.
CWR.................70%.
MAX TEMPERATURE.....43-49 NEAR 7000 FEET.
36-46 NEAR 9000 FEET.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........63-73% NEAR 7000 FEET.
59-69% NEAR 9000 FEET.
24 HR TREND......2% DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 30
MPH.
12K FT MSL WINDS....SOUTHWEST 40-45 MPH.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000+.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. AREAS OF SNOW AND RAIN. LOWS IN THE
UPPER 30S IN THE VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS.
HIGHS IN THE MID 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. SOUTHWEST WINDS AROUND 20 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S IN THE VALLEYS
AND AROUND 30 IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN THE
VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS. SOUTH WINDS AROUND
15 MPH.
WEDNESDAY
WIDESPREAD SNOW. LOWS IN THE UPPER 30S IN THE
VALLEYS AND AROUND 30 IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN
THE VALLEYS AND AROUND 40 IN THE MOUNTAINS. SOUTH WINDS AROUND
20 MPH.
THURSDAY
SNOW. LOWS IN THE MID 30S IN THE VALLEYS AND IN THE
MID 20S IN THE MOUNTAINS. HIGHS IN THE MID 40S IN THE VALLEYS AND
IN THE UPPER 30S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD SNOW. LOWS IN THE MID 30S IN THE VALLEYS AND
IN THE MID 20S IN THE MOUNTAINS. HIGHS IN THE LOWER 40S IN THE
VALLEYS AND IN THE MID 30S IN THE MOUNTAINS.
=
UTZ481-201300-
WESTERN ASHLEY NATIONAL FOREST-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (90-100% CLOUD COVER). SNOW.
CHANCE LIGHTNING....0%.
CWR.................90%.
MIN TEMPERATURE.....31-37 NEAR 7000 FEET.
22-30 NEAR 10000 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........71-81% NEAR 7000 FEET.
76-86% NEAR 10000 FEET.
24 HR TREND......16% WETTER.
20-FOOT WINDS.......WEST AROUND 25 MPH WITH GUSTS TO AROUND 50 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). WIDESPREAD
SNOW.
CHANCE LIGHTNING....0%.
CWR.................50%.
MAX TEMPERATURE.....39-49 NEAR 7000 FEET.
28-38 NEAR 10000 FEET.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........55-65% NEAR 7000 FEET.
60-70% NEAR 10000 FEET.
24 HR TREND......18% WETTER.
20-FOOT WINDS.......WEST AROUND 20 MPH WITH GUSTS TO AROUND 45 MPH.
12K FT MSL WINDS....WEST AROUND 45 MPH BECOMING AROUND 30 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3900 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000+.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). AREAS OF
SNOW.
CHANCE LIGHTNING....0%.
CWR.................20%.
MIN TEMPERATURE.....26-32 NEAR 7000 FEET.
18-26 NEAR 10000 FEET.
24 HR TREND......4 DEGREES COOLER.
MAX HUMIDITY........75-85% NEAR 7000 FEET.
79-89% NEAR 10000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF SNOW
UNTIL 1200, THEN WIDESPREAD SNOW AND AREAS OF
RAIN.
CHANCE LIGHTNING....0%.
CWR.................50%.
MAX TEMPERATURE.....42-51 NEAR 7000 FEET.
31-41 NEAR 10000 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........61-71% NEAR 7000 FEET.
65-75% NEAR 10000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 30
MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 35 MPH.
MIXING HEIGHT.......3400 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......820.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. AREAS OF SNOW. LOWS IN THE MID 30S IN
THE VALLEYS AND IN THE UPPER 20S IN THE MOUNTAINS. HIGHS IN THE
UPPER 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS.
SOUTHWEST WINDS AROUND 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S IN THE VALLEYS
AND IN THE MID 20S IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN
THE VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS. SOUTHWEST
WINDS AROUND 15 MPH.
WEDNESDAY
WIDESPREAD SNOW. LOWS IN THE LOWER 30S IN THE
VALLEYS AND IN THE MID 20S IN THE MOUNTAINS. HIGHS IN THE MID 40S
IN THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS. SOUTH WINDS
AROUND 20 MPH.
THURSDAY
SNOW. LOWS AROUND 30 IN THE VALLEYS AND IN THE MID
20S IN THE MOUNTAINS. HIGHS IN THE LOWER 40S IN THE VALLEYS AND
IN THE LOWER 30S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD SNOW. LOWS AROUND 30 IN THE VALLEYS AND IN
THE MID 20S IN THE MOUNTAINS. HIGHS IN THE LOWER 40S IN THE
VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS.
=
UTZ482-201300-
WESTERN UINTAH BASIN-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). WIDESPREAD RAIN
AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................60%.
MIN TEMPERATURE.....29-39.
24 HR TREND......7 DEGREES WARMER NEAR 6000 FEET.
2 DEGREES WARMER NEAR 8000 FEET.
MAX HUMIDITY........74-80% NEAR 6000 FEET.
78-88% NEAR 8000 FEET.
24 HR TREND......16% WETTER NEAR 6000 FEET.
26% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 35 MPH.
12K FT MSL WINDS....WEST 55-60 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). AREAS OF
RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................30%.
MAX TEMPERATURE.....48-54 NEAR 6000 FEET.
37-43 NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........43-53% NEAR 6000 FEET.
55-65% NEAR 8000 FEET.
24 HR TREND......18% WETTER NEAR 6000 FEET.
25% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH.
12K FT MSL WINDS....WEST AROUND 60 MPH BECOMING AROUND 45 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......5500 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000+.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (65-75% CLOUD COVER). AREAS
OF RAIN AND SNOW AFTER 2400.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....24-34.
24 HR TREND......5 DEGREES COOLER.
MAX HUMIDITY........86-96% NEAR 6000 FEET.
75-85% NEAR 8000 FEET.
24 HR TREND......13% WETTER NEAR 6000 FEET.
1% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 35-40 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). AREAS OF
SNOW UNTIL 1200. AREAS OF RAIN.
CHANCE LIGHTNING....0%.
CWR.................20%.
MAX TEMPERATURE.....47-53 NEAR 6000 FEET.
40-46 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........51-58% NEAR 6000 FEET.
60-70% NEAR 8000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 40-45 MPH.
MIXING HEIGHT.......3000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......300.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOCAL RAIN. LOWS IN THE LOWER 30S. HIGHS
IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS AROUND 30. HIGHS AROUND 50 IN THE
VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. WINDS GENERALLY LESS
THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE
LOWER 30S. HIGHS IN THE UPPER 40S IN THE VALLEYS AND IN THE LOWER
40S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
THURSDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE LOWER 30S.
HIGHS IN THE MID 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE
MOUNTAINS.
FRIDAY
WIDESPREAD SNOW AND AREAS OF RAIN. LOWS IN THE LOWER
30S. HIGHS IN THE MID 40S IN THE VALLEYS AND IN THE UPPER 30S IN
THE MOUNTAINS.
=
UTZ483-201300-
SOUTHERN ASHLEY NATIONAL FOREST-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). AREAS OF
SNOW AND RAIN.
CHANCE LIGHTNING....0%.
CWR.................50%.
MIN TEMPERATURE.....35-41 NEAR 7000 FEET.
30-36 NEAR 9000 FEET.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........70-80% NEAR 7000 FEET.
79-89% NEAR 9000 FEET.
24 HR TREND......25% WETTER NEAR 7000 FEET.
32% WETTER NEAR 9000 FEET.
20-FOOT WINDS.......WEST AROUND 20 MPH WITH GUSTS TO AROUND 40 MPH.
12K FT MSL WINDS....WEST AROUND 55 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). AREAS OF
SNOW AND RAIN.
CHANCE LIGHTNING....0%.
CWR.................30%.
MAX TEMPERATURE.....43-50 NEAR 7000 FEET.
34-40 NEAR 9000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........50-60% NEAR 7000 FEET.
64-74% NEAR 9000 FEET.
24 HR TREND......24% WETTER NEAR 7000 FEET.
33% WETTER NEAR 9000 FEET.
20-FOOT WINDS.......WEST 15-20 MPH WITH GUSTS TO AROUND 40 MPH.
12K FT MSL WINDS....WEST 50-55 MPH.
MIXING HEIGHT.......5300 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000+.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER). AREAS OF
SNOW AND RAIN AFTER 2400.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....27-36.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........67-75% NEAR 7000 FEET.
72-82% NEAR 9000 FEET.
24 HR TREND......3% DRIER NEAR 7000 FEET.
8% DRIER NEAR 9000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 40 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). AREAS OF
RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................20%.
MAX TEMPERATURE.....45-51 NEAR 7000 FEET.
35-41 NEAR 9000 FEET.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........50-60% NEAR 7000 FEET.
61-71% NEAR 9000 FEET.
24 HR TREND......2% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 40 MPH BECOMING WEST AROUND 50
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2700 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......430.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOCAL RAIN AND SNOW. LOWS IN THE MID 30S
IN THE VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN
THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S IN THE VALLEYS AND
IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN THE
VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS. WINDS GENERALLY
LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF SNOW. LOWS IN THE LOWER 30S.
HIGHS IN THE MID 40S IN THE VALLEYS AND IN THE MID 30S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
THURSDAY
WIDESPREAD SNOW AND RAIN. LOWS IN THE MID 30S IN THE
VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE MID
40S IN THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD SNOW AND AREAS OF RAIN. LOWS IN THE MID 30S
IN THE VALLEYS AND AROUND 30 IN THE MOUNTAINS. HIGHS IN THE LOWER
40S IN THE VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS.
=
UTZ484-201300-
TAVAPUTS PLATEAU-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER). AREAS OF
RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....34-40 NEAR 6000 FEET.
29-35 NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........68-78% NEAR 6000 FEET.
78-88% NEAR 8000 FEET.
24 HR TREND......18% WETTER NEAR 6000 FEET.
27% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH.
12K FT MSL WINDS....WEST 55-60 MPH.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (55-65% CLOUD COVER). AREAS OF
SNOW UNTIL 1200. LOCAL RAIN. LOCAL SNOW AFTER
1200.
CHANCE LIGHTNING....0%.
CWR.................10%.
MAX TEMPERATURE.....49-55 NEAR 6000 FEET.
39-45 NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........39-49% NEAR 6000 FEET.
54-64% NEAR 8000 FEET.
24 HR TREND......15% WETTER NEAR 6000 FEET.
22% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH IN THE MORNING BECOMING
UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 30 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH.
MIXING HEIGHT.......5500 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......990.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....26-36.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........76-86%.
24 HR TREND......6% WETTER NEAR 6000 FEET.
6% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 35 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). AREAS OF
RAIN.
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....48-54 NEAR 6000 FEET.
38-44 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........42-52% NEAR 6000 FEET.
57-67% NEAR 8000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....SOUTHWEST 40-45 MPH.
MIXING HEIGHT.......3100 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......340.
FORECAST DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID
50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE
LOWER 30S. HIGHS AROUND 50 IN THE VALLEYS AND AROUND 40 IN THE
MOUNTAINS. SOUTH WINDS AROUND 15 MPH.
THURSDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE MID 30S. HIGHS
IN THE UPPER 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE
MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE
LOWER 30S. HIGHS IN THE UPPER 40S IN THE VALLEYS AND IN THE UPPER
30S IN THE MOUNTAINS.
=
UTZ488-201300-
MANTI NATIONAL FOREST-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF SNOW AND
RAIN.
CHANCE LIGHTNING....0%.
CWR.................50%.
MIN TEMPERATURE.....30-40 NEAR 6500 FEET.
29-35 NEAR 8500 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........77-87%.
24 HR TREND......25% WETTER NEAR 6500 FEET.
30% WETTER NEAR 8500 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 35 MPH.
12K FT MSL WINDS....WEST 50-55 MPH.
SATURDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF SNOW AND
RAIN.
CHANCE LIGHTNING....0%.
CWR.................50%.
MAX TEMPERATURE.....42-52 NEAR 6500 FEET.
33-43 NEAR 8500 FEET.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........54-64% NEAR 6500 FEET.
61-71% NEAR 8500 FEET.
24 HR TREND......27% WETTER NEAR 6500 FEET.
32% WETTER NEAR 8500 FEET.
20-FOOT WINDS.......WEST AROUND 15 MPH IN THE MORNING BECOMING
UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 30 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH BECOMING AROUND 40 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4900 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......1000.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (65-75% CLOUD COVER). LOCAL
SNOW UNTIL 2400. AREAS OF RAIN AND SNOW AFTER
2400.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....27-37.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........74-84%.
24 HR TREND......4% DRIER NEAR 6500 FEET.
9% DRIER NEAR 8500 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 30-35 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). AREAS OF
RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................20%.
MAX TEMPERATURE.....44-52 NEAR 6500 FEET.
37-46 NEAR 8500 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........51-61% NEAR 6500 FEET.
57-67% NEAR 8500 FEET.
24 HR TREND......5% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 35 MPH BECOMING WEST AROUND 45
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......540.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOCAL RAIN. LOWS IN THE UPPER 30S IN THE
VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE LOWER
50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
WEDNESDAY
WIDESPREAD SNOW. LOWS AROUND 30. HIGHS IN THE MID
40S IN THE VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
THURSDAY
SNOW WITH WIDESPREAD RAIN. LOWS IN THE MID 30S IN THE
VALLEYS AND AROUND 30 IN THE MOUNTAINS. HIGHS IN THE MID 40S IN
THE VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD SNOW AND RAIN. LOWS IN THE MID 30S IN THE
VALLEYS AND AROUND 30 IN THE MOUNTAINS. HIGHS IN THE LOWER 40S IN
THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS.
=
UTZ489-201300-
SAN RAFAEL SWELL-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER). LOCAL RAIN.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....29-36 NEAR 5000 FEET.
34-40 NEAR 7000 FEET.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........71-81%.
24 HR TREND......9% WETTER NEAR 5000 FEET.
14% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 45-50 MPH.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (55-65% CLOUD COVER). LOCAL RAIN
UNTIL 1200.
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....52-58 NEAR 5000 FEET.
45-52 NEAR 7000 FEET.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........33-43% NEAR 5000 FEET.
41-51% NEAR 7000 FEET.
24 HR TREND......5% WETTER NEAR 5000 FEET.
14% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 45 MPH BECOMING AROUND 35 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......290.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (55-65% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....27-37.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........73-83% NEAR 5000 FEET.
69-79% NEAR 7000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....52-58 NEAR 5000 FEET.
44-50 NEAR 7000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........38-48% NEAR 5000 FEET.
47-57% NEAR 7000 FEET.
24 HR TREND......6% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....SOUTHWEST AROUND 30 MPH BECOMING WEST AROUND 40
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2700 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......190.
FORECAST DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID
50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE LOWER 30S.
HIGHS IN THE MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.
THURSDAY
WIDESPREAD RAIN. LOWS IN THE MID 30S. HIGHS IN THE
MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE MID
30S. HIGHS IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN
THE MOUNTAINS.
=
UTZ492-201300-
CENTRAL UTAH WEST DESERT-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF RAIN.
CHANCE LIGHTNING....0%.
CWR.................20%.
MIN TEMPERATURE.....32-42.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........67-77%.
24 HR TREND......16% WETTER NEAR 5000 FEET.
24% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 40-45 MPH.
SATURDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF RAIN.
CHANCE LIGHTNING....0%.
CWR.................20%.
MAX TEMPERATURE.....52-60 NEAR 5000 FEET.
39-47 NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........40-50% NEAR 5000 FEET.
53-63% NEAR 8000 FEET.
24 HR TREND......19% WETTER NEAR 5000 FEET.
26% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 45 MPH BECOMING AROUND 35 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4700 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......410.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (70-80% CLOUD COVER). LOCAL
RAIN AFTER 2400.
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....31-41.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........67-77% NEAR 5000 FEET.
59-69% NEAR 8000 FEET.
24 HR TREND......4% WETTER NEAR 5000 FEET.
5% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 30-35 MPH.
SUNDAY
SKY/WEATHER.........CLOUDY (85-95% CLOUD COVER). AREAS OF RAIN.
CHANCE LIGHTNING....0%.
CWR.................10%.
MAX TEMPERATURE.....54-61 NEAR 5000 FEET.
42-48 NEAR 8000 FEET.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........40-50% NEAR 5000 FEET.
46-56% NEAR 8000 FEET.
24 HR TREND......1% DRIER NEAR 5000 FEET.
7% DRIER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTH AROUND
15 MPH IN THE AFTERNOON.
12K FT MSL WINDS....WEST 40-45 MPH.
MIXING HEIGHT.......4400 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......800.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS AROUND
60 IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS. SOUTH
WINDS AROUND 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS AROUND
60 IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS. SOUTH
WINDS AROUND 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. SOUTH WINDS AROUND 20 MPH.
THURSDAY
WIDESPREAD RAIN. LOWS IN THE UPPER 30S. HIGHS IN THE
MID 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN AND SNOW. LOWS IN THE MID
30S. HIGHS IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 30S
IN THE MOUNTAINS.
=
UTZ493-201300-
CENTRAL UTAH MOUNTAINS-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER). LOCAL RAIN.
LOCAL SNOW AFTER 2400.
CHANCE LIGHTNING....0%.
CWR.................10%.
MIN TEMPERATURE.....36-42 NEAR 5000 FEET.
30-40 NEAR 8000 FEET.
24 HR TREND......6 DEGREES WARMER NEAR 5000 FEET.
UNCHANGED NEAR 8000 FEET.
MAX HUMIDITY........61-71%.
24 HR TREND......12% WETTER.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 35
MPH.
12K FT MSL WINDS....WEST AROUND 55 MPH BECOMING AROUND 45 MPH AFTER
MIDNIGHT.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER). AREAS OF
RAIN AND SNOW.
CHANCE LIGHTNING....0%.
CWR.................10%.
MAX TEMPERATURE.....52-58 NEAR 5000 FEET.
43-52 NEAR 8000 FEET.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........41-51%.
24 HR TREND......20% WETTER.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 30
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY
5-10 MPH.
12K FT MSL WINDS....WEST AROUND 45 MPH BECOMING AROUND 35 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4400 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......560.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (55-65% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....29-39.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........78-87% NEAR 5000 FEET.
68-78% NEAR 8000 FEET.
24 HR TREND......12% WETTER NEAR 5000 FEET.
5% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....57-63 NEAR 5000 FEET.
47-53 NEAR 8000 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........40-44% NEAR 5000 FEET.
43-53% NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 35 MPH BECOMING AROUND 45 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4700 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
CLEARING INDEX......750.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
LOWER 60S IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS.
SOUTHWEST WINDS AROUND 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER
60S IN THE VALLEYS AND AROUND 50 IN THE MOUNTAINS. SOUTH WINDS
AROUND 15 MPH.
WEDNESDAY
WIDESPREAD RAIN AND AREAS OF SNOW. LOWS IN THE UPPER
30S IN THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS. HIGHS IN
THE UPPER 50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
SOUTH WINDS AROUND 20 MPH.
THURSDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE LOWER 30S.
HIGHS IN THE MID 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS.
FRIDAY
WIDESPREAD SNOW AND AREAS OF RAIN. LOWS IN THE LOWER
30S. HIGHS IN THE LOWER 50S IN THE VALLEYS AND AROUND 40 IN THE
MOUNTAINS.
=
UTZ494-201300-
HENRY MOUNTAINS-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....32-42.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........52-62% NEAR 5000 FEET.
39-48% NEAR 8000 FEET.
24 HR TREND......3% DRIER NEAR 5000 FEET.
3% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 45-50 MPH.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....55-62 NEAR 5000 FEET.
44-52 NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........29-35% NEAR 5000 FEET.
37-47% NEAR 8000 FEET.
24 HR TREND......3% WETTER NEAR 5000 FEET.
9% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 45 MPH BECOMING AROUND 35 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2800 FT AGL.
CLIMATOLOGY......10-20TH PERCENTILE.
CLEARING INDEX......170.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....30-40.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........63-73% NEAR 5000 FEET.
52-62% NEAR 8000 FEET.
24 HR TREND......13% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER) UNTIL 1200,
THEN PARTLY CLOUDY (45-55% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....54-61 NEAR 5000 FEET.
41-49 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........36-43% NEAR 5000 FEET.
44-54% NEAR 8000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTH AROUND
15 MPH IN THE AFTERNOON.
12K FT MSL WINDS....SOUTHWEST AROUND 35 MPH BECOMING WEST AROUND 45
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3200 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......490.
FORECAST DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE MID 30S.
HIGHS IN THE MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS. SOUTH WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS AROUND 40. HIGHS
IN THE MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE
MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS AROUND 40. HIGHS IN
THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS.
=
UTZ495-201300-
COLOR COUNTRY WEST DESERT-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). LOCAL RAIN.
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....30-40 NEAR 5000 FEET.
35-43 NEAR 7000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........59-69% NEAR 5000 FEET.
47-57% NEAR 7000 FEET.
24 HR TREND......1% DRIER NEAR 5000 FEET.
6% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH.
12K FT MSL WINDS....WEST AROUND 50 MPH BECOMING AROUND 40 MPH AFTER
MIDNIGHT.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....57-63 NEAR 5000 FEET.
48-54 NEAR 7000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........33-39% NEAR 5000 FEET.
36-46% NEAR 7000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 35-40 MPH.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......330.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (55-65% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....30-40.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........75-85% NEAR 5000 FEET.
62-72% NEAR 7000 FEET.
24 HR TREND......20% WETTER NEAR 5000 FEET.
14% WETTER NEAR 7000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....57-63 NEAR 5000 FEET.
48-54 NEAR 7000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........39-45% NEAR 5000 FEET.
41-50% NEAR 7000 FEET.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTHWEST
AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH IN
THE AFTERNOON.
12K FT MSL WINDS....WEST AROUND 45 MPH.
MIXING HEIGHT.......4300 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......890.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE LOWER 60S
IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS. SOUTH WINDS
AROUND 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S IN THE VALLEYS
AND IN THE LOWER 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 60S IN
THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS. SOUTH WINDS
AROUND 15 MPH.
WEDNESDAY
WIDESPREAD RAIN. LOWS IN THE MID 30S IN THE VALLEYS
AND IN THE LOWER 40S IN THE MOUNTAINS. HIGHS IN THE MID 50S IN
THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS. SOUTH WINDS
AROUND 20 MPH.
THURSDAY
RAIN AND SNOW. LOWS IN THE MID 30S IN THE VALLEYS AND
IN THE UPPER 30S IN THE MOUNTAINS. HIGHS IN THE LOWER 50S IN THE
VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE MID 30S. HIGHS
AROUND 50 IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
=
UTZ496-201300-
COLOR COUNTRY MOUNTAINS-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....30-40.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........59-69% NEAR 6000 FEET.
55-65% NEAR 8000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 45-50 MPH.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....52-61 NEAR 6000 FEET.
44-53 NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........36-46%.
24 HR TREND......9% WETTER NEAR 6000 FEET.
15% WETTER NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 40-45 MPH.
MIXING HEIGHT.......3700 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......410.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (55-65% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....28-38.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........73-83%.
24 HR TREND......18% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST AROUND 30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....51-59 NEAR 6000 FEET.
43-52 NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........40-50%.
24 HR TREND......5% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
12K FT MSL WINDS....WEST AROUND 45 MPH.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......730.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER
50S IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S IN THE VALLEYS AND AROUND 50 IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
WEDNESDAY
WIDESPREAD RAIN AND AREAS OF SNOW. LOWS IN THE MID
30S. HIGHS AROUND 50 IN THE VALLEYS AND IN THE LOWER 40S IN THE
MOUNTAINS. SOUTH WINDS AROUND 15 MPH.
THURSDAY
RAIN AND SNOW. LOWS IN THE UPPER 30S IN THE VALLEYS
AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 40S IN
THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.
FRIDAY
WIDESPREAD RAIN AND SNOW. LOWS IN THE MID 30S IN THE
VALLEYS AND IN THE LOWER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER
40S IN THE VALLEYS AND AROUND 40 IN THE MOUNTAINS.
=
UTZ497-201300-
MOJAVE DESERT-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....40-50 NEAR 3000 FEET.
37-45 NEAR 6000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........52-62% NEAR 3000 FEET.
47-57% NEAR 6000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 35-40 MPH.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....60-66 NEAR 3000 FEET.
50-56 NEAR 6000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........30-37% NEAR 3000 FEET.
34-44% NEAR 6000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 30-35 MPH.
MIXING HEIGHT.......2800 FT AGL.
CLIMATOLOGY......10-20TH PERCENTILE.
CLEARING INDEX......110.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (45-55% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....41-51 NEAR 3000 FEET.
38-46 NEAR 6000 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........60-70% NEAR 3000 FEET.
55-65% NEAR 6000 FEET.
24 HR TREND......9% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 25-30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....60-66 NEAR 3000 FEET.
48-57 NEAR 6000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........35-43% NEAR 3000 FEET.
41-51% NEAR 6000 FEET.
24 HR TREND......6% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 40-45 MPH.
MIXING HEIGHT.......4500 FT AGL.
CLIMATOLOGY......10-20TH PERCENTILE.
CLEARING INDEX......430.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S IN THE VALLEYS AND IN THE MID 50S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S IN THE VALLEYS AND IN THE MID 50S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
WEDNESDAY
WIDESPREAD RAIN. LOWS IN THE UPPER 40S IN THE
VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE UPPER
50S IN THE VALLEYS AND AROUND 50 IN THE MOUNTAINS. SOUTHEAST
WINDS AROUND 15 MPH.
THURSDAY
RAIN SHOWERS AND ISOLATED THUNDERSTORMS. LOWS AROUND
50 IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS. HIGHS IN
THE UPPER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE
MOUNTAINS.
FRIDAY
WIDESPREAD RAIN. LOWS IN THE UPPER 40S IN THE VALLEYS
AND IN THE LOWER 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 50S IN
THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.
=
UTZ498-201300-
GRAND STAIRCASE-
207 PM MST FRI DEC 19 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....36-44 NEAR 4000 FEET.
32-42 NEAR 6000 FEET.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........49-59% NEAR 4000 FEET.
58-68% NEAR 6000 FEET.
24 HR TREND......3% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 45-50 MPH.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (55-65% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....58-65 NEAR 4000 FEET.
52-60 NEAR 6000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........27-37%.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 35-40 MPH.
MIXING HEIGHT.......2800 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......270.
SATURDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 2400,
THEN MOSTLY CLOUDY (60-70% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MIN TEMPERATURE.....31-41.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........64-74% NEAR 4000 FEET.
73-83% NEAR 6000 FEET.
24 HR TREND......15% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.
12K FT MSL WINDS....WEST 25-30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER) UNTIL 1200,
THEN PARTLY CLOUDY (45-55% CLOUD COVER).
CHANCE LIGHTNING....0%.
CWR.................0%.
MAX TEMPERATURE.....58-65 NEAR 4000 FEET.
51-60 NEAR 6000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........34-44%.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
12K FT MSL WINDS....WEST 45-50 MPH.
MIXING HEIGHT.......4000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
CLEARING INDEX......620.
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
LOWER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER
50S IN THE VALLEYS AND IN THE MID 50S IN THE MOUNTAINS. WINDS
GENERALLY LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE UPPER 30S
IN THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS. HIGHS IN THE
UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS.
WINDS GENERALLY LESS THAN 15 MPH.
THURSDAY
WIDESPREAD RAIN. LOWS IN THE LOWER 40S IN THE VALLEYS
AND IN THE UPPER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 50S IN
THE VALLEYS AND AROUND 50 IN THE MOUNTAINS.
FRIDAY
MOSTLY CLOUDY. AREAS OF RAIN. LOWS IN THE LOWER 40S IN
THE VALLEYS AND IN THE MID 30S IN THE MOUNTAINS. HIGHS IN THE MID
50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS.
=
.8-14 DAY OUTLOOK FOR SATURDAY DECEMBER 27 TO FRIDAY JANUARY 02
TEMPERATURE... ABOVE NORMAL
PRECIPITATION... ABOVE NORMAL
=
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