282
FNUS55 KSLC 042059
FWFSLC
FIRE WEATHER PLANNING FORECAST FOR UTAH
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
300 PM MDT SAT JUL 4 2009
..WARMING AND DRYING TREND TO BEGIN FROM THE SOUTHWEST TOMORROW
BROADCAST DISCUSSION
WEAK DISTURBANCES WILL PASS OVER NORTHERN
UTAH TODAY. A DRIER AIRMASS WILL GRADUALLY SPREAD BACK INTO
THE AREA FROM THE WEST SUNDAY INTO NEXT WEEK.
DISCUSSION
MOISTURE OVER THE STATE TODAY IS RESPONSIBLE FOR YET
ANOTHER DAY OF AFTERNOON SHOWERS AND THUNDERSTORMS. THUNDERSTORM
ACTIVITY IS EXPECTED TO DIMINISH AROUND SUNSET. MOISTURE WILL
DECREASE THROUGH THE DAY TOMORROW. AFTERNOON CONVECTION IS STILL
POSSIBLE TOMORROW...BUT WILL LIKELY BE MORE TERRAIN BASED...LESS
INTENSE...AND LESS WIDESPREAD. A DRYING AND WARMING TREND WILL
CONTINUE THROUGH AT LEAST THE MIDDLE OF NEXT WEEK AS A DRY SOUTHWEST
FLOW MOVES OVER THE AREA. THIS SOUTHWEST FLOW IS EXPECTED TO
INTENSIFY THOUGH THE WEEK...WITH WINDY CONDITIONS BY THE MIDDLE OF
THE WEEK.
***THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS***
***ALL WINDS ARE 20 FOOT...10-MINUTE AVERAGES***
UTZ420>427-051200-
FORECAST AREA 1...NORTHERN UTAH (NORTHERN UTAH IFC AREA)-
ZONE 420 GREAT SALT LAKE DESERT AND MOUNTAINS...ZONE 421 CACHE
VALLEY...ZONE 422 NORTHERN WASATCH FRONT...ZONE 423 SALT LAKE AND
TOOELE VALLEYS...ZONE 424 SOUTHERN WASATCH FRONT...ZONE
425 WASATCH MOUNTAIN VALLEYS...ZONE 426 WASATCH MOUNTAINS NORTH
OF I_80...ZONE 427 WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND
WESTERN SLOPES OF THE UINTA MOUNTAINS-
300 PM MDT SAT JUL 4 2009
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60 PCT CLOUD COVER).
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL
2400...THEN ISOLATED SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...58-66.
NEAR 8000 FEET...44-54.
MAX HUMIDITY........NEAR 5000 FEET...56-66 PERCENT.
NEAR 8000 FEET...76-86 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH. RIDGETOPS......SOUTHWEST 5-15 MPH.
LAL.................4 IN THE VALLEYS AND 5 IN THE MOUNTAINS.
CWR.................10 PERCENT.
HAINES INDEX........4 ..LOW.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PCT CLOUD COVER). IN THE
MOUNTAINS...SCATTERED SHOWERS AND
THUNDERSTORMS. IN THE VALLEYS...ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 5000 FEET...87-96.
NEAR 8000 FEET...69-77.
MIN HUMIDITY........NEAR 5000 FEET...20-26 PERCENT.
NEAR 8000 FEET...33-43 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......WEST 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PCT CLOUD COVER). IN THE
VALLEYS...ISOLATED SHOWERS AND THUNDERSTORMS
UNTIL 2400. IN THE MOUNTAINS...SCATTERED
SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...58-67.
NEAR 8000 FEET...44-54.
MAX HUMIDITY........NEAR 5000 FEET...43-53 PERCENT.
NEAR 8000 FEET...69-79 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......SOUTH 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (15-25 PCT CLOUD COVER). IN THE
MOUNTAINS...ISOLATED THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 5000 FEET...88-98.
NEAR 8000 FEET...74-84.
MIN HUMIDITY........NEAR 5000 FEET...10-19 PERCENT.
NEAR 8000 FEET...21-31 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................1 IN THE VALLEYS AND 2 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........6 ..HIGH.
=
UTZ433-434-436-438-051200-
FORECAST AREA 2...CENTRAL UTAH (RICHFIELD IFC AREA)-
ZONE 433 SANPETE AND SEVIER VALLEYS...ZONE 434 WEST CENTRAL
DESERTS AND MOUNTAINS...ZONE 436 CENTRAL UTAH MOUNTAINS...ZONE
438 HENRY MOUNTAINS-
300 PM MDT SAT JUL 4 2009
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PCT CLOUD COVER).
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL
2400...THEN ISOLATED SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...58-68.
NEAR 8000 FEET...50-60.
MAX HUMIDITY........NEAR 5000 FEET...48-58 PERCENT.
NEAR 8000 FEET...52-62 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 5-15 MPH.
LAL.................4.
CWR.................0 PERCENT.
HAINES INDEX........4 ..LOW.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40 PCT CLOUD COVER). IN THE
MOUNTAINS...ISOLATED SHOWERS AND THUNDERSTORMS.
IN THE VALLEYS...ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 5000 FEET...88-98.
NEAR 8000 FEET...73-83.
MIN HUMIDITY........NEAR 5000 FEET...14-24 PERCENT.
NEAR 8000 FEET...27-37 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (25-35 PCT CLOUD COVER). IN THE
VALLEYS...ISOLATED SHOWERS AND THUNDERSTORMS
UNTIL 2400. IN THE MOUNTAINS...ISOLATED SHOWERS
AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...57-67.
NEAR 8000 FEET...49-59.
MAX HUMIDITY........NEAR 5000 FEET...39-49 PERCENT.
NEAR 8000 FEET...45-55 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
MONDAY
SKY/WEATHER.........IN THE VALLEYS...MOSTLY SUNNY (10-20 PCT CLOUD
COVER). IN THE MOUNTAINS...MOSTLY SUNNY (20-30
PCT CLOUD COVER)...ISOLATED THUNDERSTORMS AFTER
1200.
MAX TEMPERATURE.....NEAR 5000 FEET...89-99.
NEAR 8000 FEET...75-85.
MIN HUMIDITY........NEAR 5000 FEET...6-15 PERCENT.
NEAR 8000 FEET...13-20 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................1 IN THE VALLEYS AND 2 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........6 ..HIGH.
=
UTZ435-437-439>441-051200-
FORECAST AREA 3...SOUTHWEST UTAH (CEDAR CITY IFC AREA)-
ZONE 435 SOUTHWEST DESERTS AND MOUNTAINS...ZONE 437 SOUTHWEST AND
SOUTH CENTRAL MOUNTAINS...ZONE 439 UTAHS DIXIE AND ZION
CANYON...ZONE 440 SOUTH CENTRAL UTAH...ZONE 441 GLEN CANYON
RECREATION AREA/LAKE POWELL-
300 PM MDT SAT JUL 4 2009
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PCT CLOUD COVER). IN THE
VALLEYS...SCATTERED SHOWERS AND THUNDERSTORMS
UNTIL 2400. IN THE MOUNTAINS...SCATTERED
SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 3000 FEET...75-81.
NEAR 5000 FEET...60-70.
NEAR 8000 FEET...48-58.
MAX HUMIDITY........NEAR 3000 FEET...28-37 PERCENT.
NEAR 5000 FEET...57-67 PERCENT.
NEAR 8000 FEET...64-74 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......WEST 10-20 MPH.
LAL.................4.
CWR.................0 PERCENT.
HAINES INDEX........3 ..VERY LOW.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (15-25 PCT CLOUD COVER) UNTIL
1200...THEN PARTLY CLOUDY (30-40 PCT CLOUD
COVER). IN THE MOUNTAINS...ISOLATED SHOWERS AND
THUNDERSTORMS. IN THE VALLEYS...ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 3000 FEET...100-106.
NEAR 5000 FEET...90-100.
NEAR 8000 FEET...76-86.
MIN HUMIDITY........NEAR 3000 FEET...8-15 PERCENT.
NEAR 5000 FEET...12-18 PERCENT.
NEAR 8000 FEET...22-32 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......WEST 10-20 MPH.
LAL.................2.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PCT CLOUD COVER). IN THE
VALLEYS...ISOLATED SHOWERS AND THUNDERSTORMS
UNTIL 2400. IN THE MOUNTAINS...ISOLATED SHOWERS
AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 3000 FEET...70-80.
NEAR 5000 FEET...58-68.
NEAR 8000 FEET...46-56.
MAX HUMIDITY........NEAR 3000 FEET...15-25 PERCENT.
NEAR 5000 FEET...41-51 PERCENT.
NEAR 8000 FEET...50-60 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......WEST 10-20 MPH.
LAL.................2.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PCT CLOUD COVER). IN THE
MOUNTAINS...ISOLATED THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 3000 FEET...96-106.
NEAR 5000 FEET...86-96.
NEAR 8000 FEET...76-86.
MIN HUMIDITY........NEAR 3000 FEET...4-12 PERCENT.
NEAR 5000 FEET...5-14 PERCENT.
NEAR 8000 FEET...12-21 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH
BECOMING SOUTHWEST AROUND 15 MPH
IN THE AFTERNOON.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................1 IN THE VALLEYS AND 2 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........6 ..HIGH.
=
UTZ431-432-445>449-051200-
FORECAST AREA 4...SOUTHEAST AND EAST CENTRAL UTAH (MOAB IFC AREA)-
ZONE 431 EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY...ZONE
432 SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL
SWELL...ZONE 445 GRAND FLAT...ROAN AND BOOK CLIFFS...ZONE
446 ARCHES NATIONAL PARK AND SURROUNDING AREAS...ZONE
447 CANYONLANDS NATIONAL PARK AND BRIDGES NATIONAL
MONUMENT...ZONE 448 LA SAL AND ABAJO MOUNTAINS...ZONE
449 SOUTHERN SAN JUAN COUNTY-
300 PM MDT SAT JUL 4 2009
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PCT CLOUD COVER). IN THE
VALLEYS...SCATTERED THUNDERSTORMS UNTIL 2400.
ISOLATED RAIN SHOWERS. ISOLATED THUNDERSTORMS
AFTER 2400. IN THE MOUNTAINS...SCATTERED
SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...57-67.
NEAR 8000 FEET...52-62.
MAX HUMIDITY........NEAR 5000 FEET...47-57 PERCENT.
NEAR 8000 FEET...58-68 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......WEST 5-15 MPH.
LAL.................4.
CWR.................0 PERCENT.
HAINES INDEX........3 ..VERY LOW.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PCT CLOUD COVER). IN THE
MOUNTAINS...ISOLATED SHOWERS AND THUNDERSTORMS.
IN THE VALLEYS...ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 5000 FEET...85-95.
NEAR 8000 FEET...74-84.
MIN HUMIDITY........NEAR 5000 FEET...15-25 PERCENT.
NEAR 8000 FEET...25-35 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH.
RIDGETOPS......WEST 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........4 ..LOW.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PCT CLOUD COVER). IN THE
VALLEYS...ISOLATED SHOWERS AND THUNDERSTORMS
UNTIL 2400. IN THE MOUNTAINS...ISOLATED SHOWERS
AND THUNDERSTORMS.
MIN TEMPERATURE.....NEAR 5000 FEET...56-66.
NEAR 8000 FEET...51-61.
MAX HUMIDITY........NEAR 5000 FEET...38-48 PERCENT.
NEAR 8000 FEET...52-62 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...DOWNSLOPE/DOWNVALLEY 5-10 MPH.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................2 IN THE VALLEYS AND 4 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........5 ..MODERATE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PCT CLOUD COVER). IN THE
MOUNTAINS...ISOLATED THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....NEAR 5000 FEET...88-98.
NEAR 8000 FEET...77-87.
MIN HUMIDITY........NEAR 5000 FEET...9-16 PERCENT.
NEAR 8000 FEET...13-23 PERCENT.
20-FOOT WINDS.......SLOPE/VALLEY...UPSLOPE/UPVALLEY 5-10 MPH
BECOMING SOUTHWEST AROUND 15 MPH
IN THE AFTERNOON.
RIDGETOPS......SOUTHWEST 10-20 MPH.
LAL.................1 IN THE VALLEYS AND 2 IN THE MOUNTAINS.
CWR.................0 PERCENT.
HAINES INDEX........6 ..HIGH.
=
FORECAST DAYS 3 THROUGH 7
TUESDAY AND WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S IN THE
VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER
90S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS. SOUTHWEST
WINDS AROUND 20 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS
AND AROUND 50 IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE
VALLEYS AND IN THE MID 70S IN THE MOUNTAINS. SOUTHWEST WINDS
AROUND 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS AND
IN THE UPPER 40S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS
AND AROUND 50 IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE
VALLEYS AND AROUND 80 IN THE MOUNTAINS.
.8-14 DAY OUTLOOK FOR SUNDAY JULY 12 TO SATURDAY JULY 18
TEMPERATURE... NEAR NORMAL
PRECIPITATION... BELOW NORMAL
=
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