Alert archive / Utah / Red Flag Warnings in 2010
Red Flag Warning 32, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this red flag warning at Sep 18, 2010, 3:02 PM MDT. It took effect at Sep 19, 2010, 12:00 PM MDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 18, 2010, 3:02 PM MDT (21:02 UTC)
- In effect from
- Sep 19, 2010, 12:00 PM MDT
- Expired
- Sep 19, 2010, 9:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Salt Lake City, UT
The text
As transmitted, in the capitals the NWS used until 2016.
447 WWUS85 KSLC 182102 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 302 PM MDT SAT SEP 18 2010 UTZ445-446-191100- /O.UPG.KSLC.FW.A.0021.100919T1800Z-100920T0300Z/ /O.NEW.KSLC.FW.W.0032.100919T1800Z-100920T0300Z/ /O.NEW.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ /O.CON.KSLC.FW.W.0030.000000T0000Z-100919T0300Z/ GRAND FLAT/ROAN AND BOOK CLIFFS- ARCHES NATIONAL PARK AND SURROUNDING AREAS- 302 PM MDT SAT SEP 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT SUNDAY. A RED FLAG WARNING HAS ALSO BEEN ISSUED FROM NOON TO 9 PM MDT MONDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 445 GRAND FLAT/ROAN AND BOOK CLIFFS...FIRE ZONE 446 ARCHES NATIONAL PARK AND SURROUNDING AREAS. * WIND: SOUTHERLY WINDS OF 10 TO 20 MPH WITH GUSTS AROUND 30 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. SOMEWHAT STRONGER WINDS WILL DEVELOP AGAIN ON SUNDAY AFTERNOON WITH SIMILAR WINDS EXPECTED ONCE AGAIN FOR MONDAY. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. POOR RECOVERIES ARE EXPECTED TONIGHT. HUMIDITIES WILL FALL AGAIN BOTH SUNDAY AND MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...AND AGAIN ON SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ447>449-191100- /O.UPG.KSLC.FW.A.0021.100919T1800Z-100920T0300Z/ /O.NEW.KSLC.FW.W.0032.100919T1800Z-100920T0300Z/ /O.CON.KSLC.FW.W.0030.000000T0000Z-100919T0300Z/ CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT- LA SAL AND ABAJO MOUNTAINS-SOUTHERN SAN JUAN COUNTY- 302 PM MDT SAT SEP 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 447...448 AND 449... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 447...448 AND 449... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 447 CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT...FIRE ZONE 448 LA SAL AND ABAJO MOUNTAINS...FIRE ZONE 449 SOUTHERN SAN JUAN COUNTY. * WIND: SOUTHERLY WINDS OF 10 TO 20 MPH WITH GUSTS AROUND 30 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. SOMEWHAT STRONGER WINDS WILL DEVELOP AGAIN ON SUNDAY AFTERNOON. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. POOR RECOVERIES ARE EXPECTED TONIGHT. HUMIDITIES WILL FALL AGAIN IN MOST AREAS SUNDAY AFTERNOON. BETTER RECOVERIES ARE EXPECTED SUNDAY NIGHT WITH SLIGHTLY HIGHER HUMIDITY FOR MONDAY. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS EXPECTED AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ431-432-435>441-191100- /O.NEW.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY- SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL- SOUTHWEST DESERTS AND MOUNTAINS-CENTRAL UTAH MOUNTAINS- SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-HENRY MOUNTAINS- UTAHS DIXIE AND ZION CANYON-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL- 302 PM MDT SAT SEP 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431...432...435... 436...437...438...439...440 AND 441... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431...432...435... 436...437...438...439...440 AND 441... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT MONDAY. * AFFECTED AREA: FIRE ZONE 431 EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY...FIRE ZONE 432 SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL...FIRE ZONE 435 SOUTHWEST DESERTS AND MOUNTAINS...FIRE ZONE 436 CENTRAL UTAH MOUNTAINS...FIRE ZONE 437 SOUTHWEST AND SOUTH CENTRAL MOUNTAINS...FIRE ZONE 438 HENRY MOUNTAINS...FIRE ZONE 439 UTAHS DIXIE AND ZION CANYON...FIRE ZONE 440 SOUTH CENTRAL UTAH...FIRE ZONE 441 GLEN CANYON RECREATION AREA/LAKE POWELL. * WIND: SOUTHERLY WINDS GUSTING AROUND 30 MPH THIS AFTERNOON AND EVENING. WINDS GUSTS WILL BE IN THE 30 TO 40 MPH RANGE SUNDAY AND AGAIN MONDAY. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN SUNDAY AND MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-424-426-427-433-434-191100- /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- SOUTHERN WASATCH FRONT-WASATCH MOUNTAINS NORTH OF I_80- WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS-SANPETE AND SEVIER VALLEYS- WEST CENTRAL DESERTS AND MOUNTAINS- 302 PM MDT SAT SEP 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...424... 426...427...433 AND 434... * AFFECTED AREA: FIRE ZONE 420 GREAT SALT LAKE DESERT AND MOUNTAINS...FIRE ZONE 423 SALT LAKE AND TOOELE VALLEYS...FIRE ZONE 424 SOUTHERN WASATCH FRONT...FIRE ZONE 426 WASATCH MOUNTAINS NORTH OF I_80...FIRE ZONE 427 WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS...FIRE ZONE 433 SANPETE AND SEVIER VALLEYS...FIRE ZONE 434 WEST CENTRAL DESERTS AND MOUNTAINS. * WIND: SOUTHERLY WINDS GUSTING IN EXCESS OF 30 MPH THIS AFTERNOON AND EVENING...AND IN THE 30 TO 40 MPH RANGE SUNDAY. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN SUNDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ421-422-425-191100- /O.CON.KSLC.FW.W.0030.100919T1800Z-100920T0300Z/ CACHE VALLEY-NORTHERN WASATCH FRONT-WASATCH MOUNTAIN VALLEYS- 302 PM MDT SAT SEP 18 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 421... 422 AND 425... * AFFECTED AREA: FIRE ZONE 421 CACHE VALLEY...FIRE ZONE 422 NORTHERN WASATCH FRONT...FIRE ZONE 425 WASATCH MOUNTAIN VALLEYS. * WIND: SOUTHERLY WINDS GUSTING IN EXCESS OF 30 MPH SUNDAY AFTERNOON. * HUMIDITY: HUMIDITIES BELOW 10 PERCENT SUNDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
3 follow-up statements
272 WWUS85 KSLC 190849 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 249 AM MDT SUN SEP 19 2010 UTZ431-432-435>441-192200- /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ /O.CON.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY- SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL- SOUTHWEST DESERTS AND MOUNTAINS-CENTRAL UTAH MOUNTAINS- SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-HENRY MOUNTAINS- UTAHS DIXIE AND ZION CANYON-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL- 249 AM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431...432...435... 436...437...438...439...440 AND 441... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431... 432...435...436...437...438...439...440 AND 441... * AFFECTED AREA: FIRE ZONE 431 EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY...FIRE ZONE 432 SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL...FIRE ZONE 435 SOUTHWEST DESERTS AND MOUNTAINS...FIRE ZONE 436 CENTRAL UTAH MOUNTAINS...FIRE ZONE 437 SOUTHWEST AND SOUTH CENTRAL MOUNTAINS...FIRE ZONE 438 HENRY MOUNTAINS...FIRE ZONE 439 UTAHS DIXIE AND ZION CANYON...FIRE ZONE 440 SOUTH CENTRAL UTAH...FIRE ZONE 441 GLEN CANYON RECREATION AREA/LAKE POWELL. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE ARE EXPECTED BOTH THIS AFTERNOON AND MONDAY AFTERNOON. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ445-446-192200- /O.CON.KSLC.FW.W.0032.100919T1800Z-100920T0300Z/ /O.CON.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ GRAND FLAT/ROAN AND BOOK CLIFFS- ARCHES NATIONAL PARK AND SURROUNDING AREAS- 249 AM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... * AFFECTED AREA: FIRE ZONE 445 GRAND FLAT/ROAN AND BOOK CLIFFS...FIRE ZONE 446 ARCHES NATIONAL PARK AND SURROUNDING AREAS. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. THESE GUSTY WINDS WILL DEVELOP AGAIN ON MONDAY AFTERNOON. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. POOR RECOVERIES ARE EXPECTED TONIGHT. HUMIDITIES WILL FALL BELOW 15 PERCENT AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...AND AGAIN ON SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-424-426-427-433-434-192200- /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- SOUTHERN WASATCH FRONT-WASATCH MOUNTAINS NORTH OF I_80- WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS-SANPETE AND SEVIER VALLEYS- WEST CENTRAL DESERTS AND MOUNTAINS- 249 AM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...424... 426...427...433 AND 434... * AFFECTED AREA: FIRE ZONE 420 GREAT SALT LAKE DESERT AND MOUNTAINS...FIRE ZONE 423 SALT LAKE AND TOOELE VALLEYS...FIRE ZONE 424 SOUTHERN WASATCH FRONT...FIRE ZONE 426 WASATCH MOUNTAINS NORTH OF I_80...FIRE ZONE 427 WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS...FIRE ZONE 433 SANPETE AND SEVIER VALLEYS...FIRE ZONE 434 WEST CENTRAL DESERTS AND MOUNTAINS. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE ARE EXPECTED TO DEVELOP THIS AFTERNOON. * HUMIDITY: HUMIDITIES WILL DROP TO 5 TO 10 PERCENT THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ421-422-425-192200- /O.CON.KSLC.FW.W.0030.100919T1800Z-100920T0300Z/ CACHE VALLEY-NORTHERN WASATCH FRONT-WASATCH MOUNTAIN VALLEYS- 249 AM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 421...422 AND 425... * AFFECTED AREA: FIRE ZONE 421 CACHE VALLEY...FIRE ZONE 422 NORTHERN WASATCH FRONT...FIRE ZONE 425 WASATCH MOUNTAIN VALLEYS. * WIND: SOUTHERLY WINDS GUSTING IN EXCESS OF 30 MPH ARE EXPECTED TO DEVELOP THIS AFTERNOON. * HUMIDITY: HUMIDITIES WILL FALL BELOW 10 PERCENT THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ447>449-192200- /O.CON.KSLC.FW.W.0032.100919T1800Z-100920T0300Z/ CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT- LA SAL AND ABAJO MOUNTAINS-SOUTHERN SAN JUAN COUNTY- 249 AM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 447...448 AND 449... * AFFECTED AREA: FIRE ZONE 447 CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT...FIRE ZONE 448 LA SAL AND ABAJO MOUNTAINS...FIRE ZONE 449 SOUTHERN SAN JUAN COUNTY. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS EXPECTED AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
166 WWUS85 KSLC 192051 RFWSLC URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SALT LAKE CITY UT 251 PM MDT SUN SEP 19 2010 UTZ435>437-439-440-200900- /O.NEW.KSLC.FW.A.0022.100921T1800Z-100922T0300Z/ /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ /O.CON.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ SOUTHWEST DESERTS AND MOUNTAINS-CENTRAL UTAH MOUNTAINS- SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON- SOUTH CENTRAL UTAH- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435...436...437... 439 AND 440... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435... 436...437...439 AND 440... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435...436...437...439 AND 440... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. * AFFECTED AREA: FIRE ZONE 435 SOUTHWEST DESERTS AND MOUNTAINS...FIRE ZONE 436 CENTRAL UTAH MOUNTAINS...FIRE ZONE 437 SOUTHWEST AND SOUTH CENTRAL MOUNTAINS...FIRE ZONE 439 UTAHS DIXIE AND ZION CANYON...FIRE ZONE 440 SOUTH CENTRAL UTAH. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE ARE EXPECTED BOTH THIS AFTERNOON AND MONDAY AFTERNOON. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ431-432-438-441-200900- /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ /O.CON.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY- SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL- HENRY MOUNTAINS-GLEN CANYON RECREATION AREA/LAKE POWELL- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431...432... 438 AND 441... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431... 432...438 AND 441... * AFFECTED AREA: FIRE ZONE 431 EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY...FIRE ZONE 432 SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL...FIRE ZONE 438 HENRY MOUNTAINS...FIRE ZONE 441 GLEN CANYON RECREATION AREA/LAKE POWELL. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE ARE EXPECTED BOTH THIS AFTERNOON AND MONDAY AFTERNOON. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ445-446-200900- /O.CON.KSLC.FW.W.0032.000000T0000Z-100920T0300Z/ /O.CON.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ GRAND FLAT/ROAN AND BOOK CLIFFS- ARCHES NATIONAL PARK AND SURROUNDING AREAS- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... * AFFECTED AREA: FIRE ZONE 445 GRAND FLAT/ROAN AND BOOK CLIFFS...FIRE ZONE 446 ARCHES NATIONAL PARK AND SURROUNDING AREAS. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. THESE GUSTY WINDS WILL DEVELOP AGAIN ON MONDAY AFTERNOON. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. POOR RECOVERIES ARE EXPECTED TONIGHT. HUMIDITIES WILL FALL BELOW 15 PERCENT AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...AND AGAIN ON SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-426-433-434-200900- /O.NEW.KSLC.FW.A.0022.100921T1800Z-100922T0300Z/ /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- WASATCH MOUNTAINS NORTH OF I_80-SANPETE AND SEVIER VALLEYS- WEST CENTRAL DESERTS AND MOUNTAINS- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...426... 433 AND 434... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...426...433 AND 434... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. * AFFECTED AREA: FIRE ZONE 420 GREAT SALT LAKE DESERT AND MOUNTAINS...FIRE ZONE 423 SALT LAKE AND TOOELE VALLEYS...FIRE ZONE 426 WASATCH MOUNTAINS NORTH OF I_80...FIRE ZONE 433 SANPETE AND SEVIER VALLEYS...FIRE ZONE 434 WEST CENTRAL DESERTS AND MOUNTAINS. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE ARE EXPECTED TO DEVELOP THIS AFTERNOON. * HUMIDITY: HUMIDITIES WILL DROP TO 5 TO 10 PERCENT THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ421-422-424-425-427-200300- /O.CON.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ CACHE VALLEY-NORTHERN WASATCH FRONT-SOUTHERN WASATCH FRONT- WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 421...422...424... 425 AND 427... * AFFECTED AREA: FIRE ZONE 421 CACHE VALLEY...FIRE ZONE 422 NORTHERN WASATCH FRONT...FIRE ZONE 424 SOUTHERN WASATCH FRONT...FIRE ZONE 425 WASATCH MOUNTAIN VALLEYS...FIRE ZONE 427 WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS. * WIND: SOUTHERLY WINDS GUSTING IN EXCESS OF 30 MPH ARE EXPECTED TO DEVELOP THIS AFTERNOON. * HUMIDITY: HUMIDITIES WILL FALL BELOW 10 PERCENT THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ447>449-200300- /O.CON.KSLC.FW.W.0032.000000T0000Z-100920T0300Z/ CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT- LA SAL AND ABAJO MOUNTAINS-SOUTHERN SAN JUAN COUNTY- 251 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 447...448 AND 449... * AFFECTED AREA: FIRE ZONE 447 CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT...FIRE ZONE 448 LA SAL AND ABAJO MOUNTAINS...FIRE ZONE 449 SOUTHERN SAN JUAN COUNTY. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH ARE EXPECTED THIS AFTERNOON THROUGH EARLY EVENING. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT ARE EXPECTED THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS EXPECTED AGAIN SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
829 WWUS85 KSLC 192112 CCA RFWSLC URGENT - FIRE WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE SALT LAKE CITY UT 256 PM MDT SUN SEP 19 2010 UTZ435>437-439-440-200915- /O.COR.KSLC.FW.A.0022.100921T1800Z-100922T0300Z/ /O.COR.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ /O.COR.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ SOUTHWEST DESERTS AND MOUNTAINS-CENTRAL UTAH MOUNTAINS- SOUTHWEST AND SOUTH CENTRAL MOUNTAINS-UTAHS DIXIE AND ZION CANYON- SOUTH CENTRAL UTAH- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435...436...437... 439 AND 440... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435... 436...437...439 AND 440... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 435...436...437...439 AND 440... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. * AFFECTED AREA: FIRE ZONE 435 SOUTHWEST DESERTS AND MOUNTAINS...FIRE ZONE 436 CENTRAL UTAH MOUNTAINS...FIRE ZONE 437 SOUTHWEST AND SOUTH CENTRAL MOUNTAINS...FIRE ZONE 439 UTAHS DIXIE AND ZION CANYON...FIRE ZONE 440 SOUTH CENTRAL UTAH. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE THIS AFTERNOON ARE EXPECTED AGAIN MONDAY AFTERNOON. GUSTY WINDS COULD REDEVELOP ONCE AGAIN ON TUESDAY. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN MONDAY AFTERNOON AND WILL LIKELY FALL AGAIN TUESDAY. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN MONDAY AND POSSIBLY TUESDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ431-432-438-441-200915- /O.COR.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ /O.COR.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY- SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL- HENRY MOUNTAINS-GLEN CANYON RECREATION AREA/LAKE POWELL- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431...432... 438 AND 441... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 431... 432...438 AND 441... * AFFECTED AREA: FIRE ZONE 431 EASTERN SLOPE WASATCH PLATEAU AND CASTLE VALLEY...FIRE ZONE 432 SOUTHWEST TAVAPUTS PLATEAU/BOOK CLIFFS AND THE SAN RAFAEL SWELL...FIRE ZONE 438 HENRY MOUNTAINS...FIRE ZONE 441 GLEN CANYON RECREATION AREA/LAKE POWELL. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE THIS AFTERNOON ARE EXPECTED AGAIN MONDAY AFTERNOON. * HUMIDITY: HUMIDITIES 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERY IN MANY AREAS TONIGHT. HUMIDITY VALUES WILL FALL BELOW 10 PERCENT ACROSS MUCH OF THE WARNED AREA AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ445-446-200915- /O.COR.KSLC.FW.W.0032.000000T0000Z-100920T0300Z/ /O.COR.KSLC.FW.W.0031.100920T1800Z-100921T0300Z/ GRAND FLAT/ROAN AND BOOK CLIFFS- ARCHES NATIONAL PARK AND SURROUNDING AREAS- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 445 AND 446... * AFFECTED AREA: FIRE ZONE 445 GRAND FLAT/ROAN AND BOOK CLIFFS...FIRE ZONE 446 ARCHES NATIONAL PARK AND SURROUNDING AREAS. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH WILL CONTINUE THIS AFTERNOON THROUGH EARLY EVENING. THESE GUSTY WINDS WILL DEVELOP AGAIN ON MONDAY AFTERNOON. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT THIS AFTERNOON WILL SHOW POOR RECOVERIES TONIGHT. HUMIDITIES WILL FALL BELOW 15 PERCENT AGAIN MONDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...AND AGAIN ON MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ420-423-426-433-434-200915- /O.COR.KSLC.FW.A.0022.100921T1800Z-100922T0300Z/ /O.COR.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ GREAT SALT LAKE DESERT AND MOUNTAINS-SALT LAKE AND TOOELE VALLEYS- WASATCH MOUNTAINS NORTH OF I_80-SANPETE AND SEVIER VALLEYS- WEST CENTRAL DESERTS AND MOUNTAINS- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...426... 433 AND 434... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 420...423...426...433 AND 434... THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. * AFFECTED AREA: FIRE ZONE 420 GREAT SALT LAKE DESERT AND MOUNTAINS...FIRE ZONE 423 SALT LAKE AND TOOELE VALLEYS...FIRE ZONE 426 WASATCH MOUNTAINS NORTH OF I_80...FIRE ZONE 433 SANPETE AND SEVIER VALLEYS...FIRE ZONE 434 WEST CENTRAL DESERTS AND MOUNTAINS. * WIND: SOUTHWESTERLY WINDS GUSTING IN THE 30 TO 40 MPH RANGE WILL CONTINUE INTO THIS EVENING. THE WINDS ARE EXPECTED TO BE LIGHTER IN THIS AREA BEHIND A COLD FRONT ON MONDAY BUT ARE FORECAST TO PICK UP OUT OF THE SOUTH AND REACH CRITICAL VALUES AGAIN ON TUESDAY. * HUMIDITY: HUMIDITIES WILL DROP TO 5 TO 10 PERCENT THIS AFTERNOON AND WILL LIKELY FALL BELOW 15 PERCENT AGAIN TUESDAY AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTHWEST WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING...WITH CRITICAL CONDITIONS FORECAST TO DEVELOP AGAIN TUESDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT THERE IS A POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. CONTINUE TO MONITOR FOR THE LATEST FORECASTS AND FOR POSSIBLE RED FLAG WARNINGS. && $$ UTZ421-422-424-425-427-200300- /O.COR.KSLC.FW.W.0030.000000T0000Z-100920T0300Z/ CACHE VALLEY-NORTHERN WASATCH FRONT-SOUTHERN WASATCH FRONT- WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 421...422...424... 425 AND 427... * AFFECTED AREA: FIRE ZONE 421 CACHE VALLEY...FIRE ZONE 422 NORTHERN WASATCH FRONT...FIRE ZONE 424 SOUTHERN WASATCH FRONT...FIRE ZONE 425 WASATCH MOUNTAIN VALLEYS...FIRE ZONE 427 WASATCH MOUNTAINS SOUTH OF I_80 AND NORTHERN AND WESTERN SLOPES OF THE UINTA MOUNTAINS. * WIND: SOUTHERLY WINDS GUSTING IN EXCESS OF 30 MPH ARE EXPECTED TO CONTINUE INTO THIS EVENING. * HUMIDITY: HUMIDITIES WILL FALL BELOW 10 PERCENT THIS AFTERNOON. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ UTZ447>449-200300- /O.COR.KSLC.FW.W.0032.000000T0000Z-100920T0300Z/ CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT- LA SAL AND ABAJO MOUNTAINS-SOUTHERN SAN JUAN COUNTY- 256 PM MDT SUN SEP 19 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE ZONES 447...448 AND 449... * AFFECTED AREA: FIRE ZONE 447 CANYONS NATIONAL PARK AND NATURAL BRIDGES NATIONAL MONUMENT...FIRE ZONE 448 LA SAL AND ABAJO MOUNTAINS...FIRE ZONE 449 SOUTHERN SAN JUAN COUNTY. * WIND: SOUTHERLY WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH WILL CONTINUE THIS AFTERNOON THROUGH EARLY EVENING. * HUMIDITY: WIDESPREAD HUMIDITIES BETWEEN 5 TO 10 PERCENT WILL RISE TONIGHT AS MOISTURE SPREADS INTO THIS AREA FROM THE SOUTH. * IMPACTS: THE COMBINATION OF VERY LOW RELATIVE HUMIDITY AND GUSTY SOUTH WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
What forecasters said that day
The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Salt Lake City, UT wrote its last area forecast discussion before this red flag warning went out at Sep 18, 10:14 AM MDT, 4 hours 48 minutes earlier.
Area forecast discussion, Sep 18, 10:14 AM MDT, 4 hours 48 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1014 AM MDT SAT SEP 18 2010
.SYNOPSIS...A VERY DRY AND UNSEASONABLY WARM SOUTHWESTERLY FLOW
WILL REMAIN ACROSS THE GREAT BASIN THROUGH THE WEEKEND. A COLD
FRONT WILL PUSH THROUGH THE STATE MONDAY. SOUTHWEST FLOW WILL
RETURN BY MIDWEEK BEFORE ANOTHER TROUGH AFFECTS THE REGION
BEGINNING LATE WEDNESDAY.
&&
.DISCUSSION...MOSTLY SUNNY SKIES CONTINUE ACROSS THE CWA THIS
MORNING. VERY WARM TEMPERATURES WILL CONTINUE THIS
AFTERNOON...WITH NEAR RECORD TEMPERATURES EXPECTED IN MANY
LOCATIONS. THE RECORD HIGH TEMPERATURE FOR SALT LAKE CITY
INTERNATIONAL AIRPORT FOR TODAY IS 94F. THE CURRENT FORECAST HIGH
TEMPERATURE IS 91F. SEVERAL RECORDS WILL LIKELY BE BROKEN ACROSS
THE STATE.
ANOTHER WARM DAY IS EXPECTED TOMORROW...WITH NEAR RECORD HIGH
TEMPERATURES EXPECTED ONCE AGAIN. CURRENT FORECAST IS ON
TRACK...NO UPDATES ARE NECESSARY.
THE MAIN FORECAST CONCERN OVER THE NEXT FEW DAYS WILL BE IN
RELATION TO FIRE WEATHER. PLEASE REVIEW THE FIRE WEATHER PORTION
OF THE DISCUSSION FOR MORE DETAILS.
&&
.AVIATION...
&&
.FIRE WEATHER...THE DRY SOUTHWESTERLY FLOW DOWNSTREAM OF THE CLOSED
LOW IN THE ERN PAC WILL PERSIST ACROSS THE CWA AGAIN TODAY. WINDS
ALOFT ARE NOT ALL THAT STRONG BUT THE UNSEASONABLY WARM AIRMASS IN
PLACE SHOULD ALLOW THEM TO FULLY MIX TO THE SURFACE THIS AFTERNOON.
EXPECT SPEEDS TO JUST REACH CRITICAL LEVELS AND EXISTING RED FLAG
WARNING APPEARS ON TRACK. WINDS PICK UP SUNDAY AS THE PAC LOW OPENS
UP AND BEGINS TO MOVE INLAND WITH CRITICAL SPEEDS LIKELY BEING
EXCEEDED IN MOST AREAS. IT WILL REMAIN VERY DRY WITH THE POSSIBLE
EXCEPTION OF A LITTLE MOISTURE MOVING UP INTO SERN UT LATE SUN AND
SUN NIGHT. HOWEVER...IT APPEARS THIS WILL BE TOO LITTLE TOO LATE TO
PREVENT CRITICAL CONDITIONS FROM DEVELOPING IN THAT AREA SO WILL
LIKELY BE UPGRADING THE EXISTING WATCH TO A WARNING LATER TODAY.
AS THE TROF WEAKENS AND LIFT THRU THE NRN ROCKIES SUN NIGHT/MON IT
SENDS A COLD FRONT INTO UT. WINDS DROP OFF BEHIND THE FRONT BUT THE
DRY WINDY CONDITIONS PERSIST AHEAD OF IT AND CRITICAL CONDITIONS ARE
AGAIN LIKELY MON AFTN ACROSS ABOUT THE SERN 1/2 OF THE AREA. SO WE
MAY NEED TO EXTEND THE WARNING FOR THIS PORTION OF THE AREA YET ONE
MORE DAY.
SOUTHWEST FLOW REDEVELOPS AGAIN BY TUE AFTN AHEAD OF THE NEXT SHORT
WAVE TROF AND PICKS UP WED AS THE TROF APPROACHES. MODELS DIFFER ON
AMOUNT OF RH THAT SPREADS INTO THE AREA AHEAD OF THIS TROF SO THERE
IS STILL SOME UNCERTAINTY REGARDING CRITICAL FIRE WEATHER CONDITIONS
FOR THE MIDWEEK TIME FRAME.
&&
.SLC WATCHES/WARNINGS/ADVISORIES...
UT...RED FLAG WARNING UNTIL 9 PM MDT SUNDAY FOR
UTZ420-423-424-426-427-431>441.
RED FLAG WARNING FROM NOON TO 9 PM MDT SUNDAY FOR
UTZ421-422-425.
WY...RED FLAG WARNING FROM NOON TO 8 PM MDT TODAY FOR WYZ277.
&&
KRUSE/WILENSKY
FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION
VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)Hazardous weather outlook, Sep 18, 4:31 AM MDT, 10 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SALT LAKE CITY UT 431 AM MDT SAT SEP 18 2010 UTZ001>016-019>021-517-518-WYZ021-191045- CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT- SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT- GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80- WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS- WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL- SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH- UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS- SOUTHERN MOUNTAINS-SOUTHWEST WYOMING- 431 AM MDT SAT SEP 18 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF UTAH AND SOUTHWEST WYOMING. .DAY ONE...TODAY A WARM AND DRY AIRMASS WILL REMAIN OVER THE OUTLOOK AREA TODAY. SOUTH WINDS ARE EXPECTED TO INCREASE THIS AFTERNOON...CREATING HAZARDOUS FIRE WEATHER CONDITIONS ACROSS MUCH OF THE AREA. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE WARM AND DRY AIRMASS WILL PERSIST THROUGH SUNDAY. SOUTH WINDS ARE EXPECTED TO CONTINUE TO INCREASE THROUGH THE DAY...CREATING WIDESPREAD HAZARDOUS FIRE WEATHER CONDITIONS SUNDAY AFTERNOON. A COLD FRONT IS FORECAST TO CROSS THE OUTLOOK AREA EARLY MONDAY MORNING...BRINGING COOLER TEMPERATURES BUT LITTLE IF ANY THREAT OF RAIN. WINDS WILL INCREASE AGAIN TUESDAY AND WEDNESDAY AHEAD OF THE NEXT APPROACHING STORM SYSTEM...WHICH WILL ENTER UTAH WEDNESDAY NIGHT INTO THURSDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 18, 3:02 PM MDT | Red Flag Warning | SLC | 54 hr |
Nearby
Red Flag Warnings in Utah, 2010Every red flag warning in 2010
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.