Alert archive / Colorado / Red Flag Warnings in 2012
Red Flag Warning 7, NWS Grand Junction, CO
NWS Grand Junction, CO issued this red flag warning at Apr 5, 2012, 2:57 PM MDT for 14 counties in Colorado. It took effect at Apr 6, 2012, 9:00 AM MDT. It was in force for 12 hr. 6 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 5, 2012, 2:57 PM MDT (20:57 UTC)
- In effect from
- Apr 6, 2012, 9:00 AM MDT
- Expired
- Apr 6, 2012, 8:37 PM MDT
- In force
- 12 hr
- Issued by
- NWS Grand Junction, CO
Counties Delta County, CO, Dolores County, CO, Garfield County, CO, Gunnison County, CO, Hinsdale County, CO, La Plata County, CO, Mesa County, CO, Moffat County, CO, Montezuma County, CO, Montrose County, CO, Ouray County, CO, Rio Blanco County, CO, Routt County, CO, San Miguel County, CO
The radar
The Grand Junction radar (KGJX), 45 km from the middle of the area, began a volume at 21:01 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 6, 10:38 AM MDT | NON-TSTM WND GST 57 | 5 Nw Mack, CO | SOUTHWEST WIND |
| Apr 6, 12:53 PM MDT | NON-TSTM WND GST 46 | 2 Nnw Montrose, CO | |
| Apr 6, 12:55 PM MDT | NON-TSTM WND GST 49 | 3 Nne Grand Junction, CO | |
| Apr 6, 1:53 PM MDT | NON-TSTM WND GST 50 | 1 S Meeker, CO | |
| Apr 6, 1:53 PM MDT | NON-TSTM WND GST 58 | 1 Ese Craig, CO | |
| Apr 6, 3:15 PM MDT | NON-TSTM WND GST 50 | 2 Nne Hayden, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Grand Junction, CO (KGJT), launched 12:00Z, 9.0 hours before the alert went out and 66 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2843 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
326 WWUS85 KGJT 052057 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 257 PM MDT THU APR 5 2012 .RED FLAG WARNING CONDITIONS WILL REMAIN IN PLACE INTO EARLY EVENING FOR MUCH OF WESTERN COLORADO AND NORTHEAST UTAH. SIMILAR CONDITIONS ARE EXPECTED TO DEVELOP AGAIN FRIDAY FOR PORTIONS OF SOUTHWESTERN COLORADO ON FRIDAY. UNUSUALLY DRY CONDITIONS WILL PERSIST AHEAD OF AN APPROACHING COLD FRONT AS SOUTHWESTERLY FLOW CONTINUES TO DRAW IN LOW LEVEL DRY AIR TO THE REGION. SURFACE WINDS OF 15 TO 30 MPH WITH GUSTS REACHING UP TO 40 MPH ARE EXPECTED INTO EARLY EVENING AS RELATIVE HUMIDITY LEVELS REMAIN BELOW 15 PERCENT. A FEW STRONGER GUSTS MAY DEVELOP BY PASSING SHOWERS OR VIRGA. ON FRIDAY MORNING THE COLD FRONT WILL BE MOVING THROUGH WESTERN COLORADO WHICH WILL ONCE AGAIN PUSH WESTERLY WINDS BACK INTO THE 20 TO 30 MPH RANGE. THOUGH WINDS WILL SLOWLY DECREASE THROUGH THE AFTERNOON AS HIGH PRESSURE BUILDS IN...WIND GUSTS OVER 25 MPH WILL REMAIN POSSIBLE THROUGH EARLY EVENING. VERY DRY AIR WILL BE MOVING IN BEHIND THE FRONT...ALLOWING RELATIVE HUMIDITIES TO PLUMMET EVEN THOUGH TEMPERATURES WILL BE ABOUT 10 DEGREES COOLER THAN THURSDAY. THE MOST EXTREME FIRE SPREAD POTENTIAL LOOKS TO BE NEAR OR BELOW THE 8000 FOOT LEVEL. COZ207-060900- /O.UPG.KGJT.FW.A.0005.120406T1800Z-120407T0300Z/ /O.NEW.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ /O.CON.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ DURANGO FORECAST AREA- 257 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW SNOW PACK LEVEL FOR FIRE WEATHER ZONE 207... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS MAINLY BELOW 8000 FEET FOR FIRE WEATHER ZONE 207... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207 DURANGO FORECAST AREA. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH THROUGH THIS EVENING. WEST TO SOUTHWEST WINDS AT 20 TO 30 MPH IN THE MORNING...SLOWLY DECREASING THROUGH THE LATE AFTERNOON. WIND GUSTS 25 TO 35 MPH POSSIBLE THROUGH THE DAY. * RELATIVE HUMIDITY...8 TO 13 PERCENT THROUGH EARLY EVENING AND AGAIN ON FRIDAY. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ290-292-060900- /O.UPG.KGJT.FW.A.0005.120406T1800Z-120407T0300Z/ /O.NEW.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ /O.CON.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- 257 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW THE SNOW PACK LEVEL FOR FIRE WEATHER ZONES 290 AND 292... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS MAINLY BELOW 8000 FEET FOR FIRE WEATHER ZONES 290 AND 292... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA AND FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 35 THROUGH EARLY EVENING. WEST TO SOUTHWEST WINDS 20 TO 30 MPH FRIDAY MORNING...THEN SLOWLY DECREASING IN THE LATE AFTERNOON. GUSTS 25 TO 35 MPH WILL BE POSSIBLE THROUGH THE DAY. * RELATIVE HUMIDITY...8 TO 13 PERCENT THROUGH EARLY EVENING AND AGAIN ON FRIDAY. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ203-060900- /O.NEW.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ /O.CON.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ GRAND JUNCTION FORECAST AREA- 257 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW THE SNOW PACK LEVEL FOR FIRE WEATHER ZONE 203... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW 8000 FEET FOR FIRE WEATHER ZONE 203... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY. * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 35 THROUGH EARLY EVENING. WEST TO SOUTHWEST WINDS 20 TO 30 MPH FRIDAY MORNING...THEN SLOWLY DECREASING IN THE LATE AFTERNOON. GUSTS 25 TO 35 MPH WILL BE POSSIBLE THROUGH THE DAY. * RELATIVE HUMIDITY...8 TO 13 PERCENT THROUGH EARLY EVENING THEN AGAIN ON FRIDAY. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ293-060900- /O.NEW.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ /O.CON.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ GUNNISON BASIN FORECAST AREA- 257 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW THE SNOW PACK LEVEL FOR FIRE WEATHER ZONE 293... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS BELOW 8000 FEET FOR FIRE WEATHER ZONE 293... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY. * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH THROUGH EARLY EVENING. WEST TO SOUTHWEST WINDS 15 TO 25 MPH AGAIN POSSIBLE ON FRIDAY WITH A FEW GUSTS NEAR 40 MPH. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ COZ200>202-UTZ430-443-444-060200- /O.CON.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ LITTLE SNAKE FORECAST AREA-ROUTT FORECAST AREA- WHITE RIVER FORECAST AREA-WESTERN UINTA BASIN-EASTERN UINTA BASIN- EAST TAVAPUTS PLATEAU- 257 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 200...201...202...430...443 AND 444... * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 200 LITTLE SNAKE FORECAST AREA...FIRE WEATHER ZONE 201 ROUTT FORECAST AREA AND FIRE WEATHER ZONE 202 WHITE RIVER FORECAST AREA. IN UTAH... FIRE WEATHER ZONE 430 WESTERN UINTA BASIN...FIRE WEATHER ZONE 443 EASTERN UINTA BASIN AND FIRE WEATHER ZONE 444 EAST TAVAPUTS PLATEAU. * WINDS...SOUTH 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH POSSIBLE. * RELATIVE HUMIDITY...6 TO 11 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE)
6 follow-up statements
559 WWUS85 KGJT 060212 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 812 PM MDT THU APR 5 2012 .RED FLAG WARNING CONDITIONS WILL OCCUR ACROSS WEST CENTRAL AND SOUTHWEST COLORADO. UNUSUALLY DRY CONDITIONS WILL PERSIST AHEAD OF AN APPROACHING COLD FRONT AS SOUTHWESTERLY FLOW CONTINUES TO DRAW IN LOW LEVEL DRY AIR TO THE REGION. SURFACE WINDS OF 15 TO 30 MPH WITH GUSTS REACHING UP TO 40 MPH ARE EXPECTED INTO EARLY EVENING AS RELATIVE HUMIDITY LEVELS REMAIN BELOW 15 PERCENT. A FEW STRONGER GUSTS MAY DEVELOP BY PASSING SHOWERS OR VIRGA. ON FRIDAY MORNING THE COLD FRONT WILL BE MOVING THROUGH WESTERN COLORADO WHICH WILL ONCE AGAIN PUSH WESTERLY WINDS BACK INTO THE 20 TO 30 MPH RANGE. THOUGH WINDS WILL SLOWLY DECREASE THROUGH THE AFTERNOON AS HIGH PRESSURE BUILDS IN...WIND GUSTS OVER 25 MPH WILL REMAIN POSSIBLE THROUGH EARLY EVENING. VERY DRY AIR WILL BE MOVING IN BEHIND THE FRONT...ALLOWING RELATIVE HUMIDITIES TO PLUMMET EVEN THOUGH TEMPERATURES WILL BE ABOUT 10 DEGREES COOLER THAN THURSDAY. THE MOST EXTREME FIRE SPREAD POTENTIAL LOOKS TO BE NEAR OR BELOW THE 8000 FOOT LEVEL. COZ203-207-290-292-293-061415- /O.EXP.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ /O.CON.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 812 PM MDT THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS...LOW HUMIDITY... AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA...FIRE WEATHER ZONE 207 DURANGO FORECAST AREA...FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA...FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA AND FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...8 TO 13 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ200>202-UTZ430-443-444-060315- /O.EXP.KGJT.FW.W.0006.000000T0000Z-120406T0200Z/ LITTLE SNAKE FORECAST AREA-ROUTT FORECAST AREA- WHITE RIVER FORECAST AREA-WESTERN UINTA BASIN-EASTERN UINTA BASIN- EAST TAVAPUTS PLATEAU- 812 PM MDT THU APR 5 2012 ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS...LOW HUMIDITY... AND DRY FUELS FOR FIRE WEATHER ZONES 200...201...202...430... 443 AND 444... HUMIDITY IS ON THE REBOUND THIS EVENING AS EVENING TEMPERATURES HAVE DROPPED TO THE 50S AND 60S. BREEZY CONDITIONS WILL PERSIST THROUGH THE NIGHT...BUT STRONG WIND GUSTS ARE NO LONGER EXPECTED. CRITICAL FIRE WEATHER CONDITIONS HAVE ENDED WITH HUMIDITIES RISING ABOVE 15 PERCENT. THEREFORE THE RED FLAG WARNING HAS EXPIRED. $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE)
948 WWUS85 KGJT 060948 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 348 AM MDT FRI APR 6 2012 .A SLOW MOVING COLD FRONT WILL MAKE ITS WAY THROUGH EASTERN UTAH AND WESTERN COLORADO TODAY BUT BEFORE IT DOES...SOUTHWESTERLY WINDS OF 20 TO 30 MPH WILL CONTINUE. DRY AIR WILL ALSO CONTINUE TO BE PUMPED IN TO THE REGION KEEPING HUMIDITIES BETWEEN 10 AND 15 PERCENT FOR MUCH OF THE DAY. WINDS WILL SLOWLY DECREASE THROUGH THE AFTERNOON AS HIGH PRESSURE BUILDS IN THOUGH WIND GUSTS OVER 25 MPH WILL REMAIN POSSIBLE THROUGH EARLY EVENING. COZ200-202-UTZ443-444-062200- /O.EXB.KGJT.FW.W.0007.120406T1500Z-120407T0000Z/ LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA- EASTERN UINTA BASIN-EAST TAVAPUTS PLATEAU- 348 AM MDT FRI APR 6 2012 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 200...202...443 AND 444... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MDT THIS EVENING. * AFFECTED AREA... IN COLORADO... FIRE WEATHER ZONE 200 LITTLE SNAKE FORECAST AREA AND FIRE WEATHER ZONE 202 WHITE RIVER FORECAST AREA. IN UTAH... FIRE WEATHER ZONE 443 EASTERN UINTA BASIN AND FIRE WEATHER ZONE 444 EAST TAVAPUTS PLATEAU. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ203-207-290-292-293-062200- /O.CON.KGJT.FW.W.0007.120406T1500Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 348 AM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... * AFFECTED AREA... IN COLORADO... FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA... FIRE WEATHER ZONE 207 DURANGO FORECAST AREA... FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA... FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA AND FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...8 TO 13 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE)
235 WWUS85 KGJT 061731 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1131 AM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF WESTERN COLORADO AND NORTHEAST UTAH INTO THE EVENING HOURS TODAY... .A SLOW MOVING COLD FRONT FROM NEAR CRAIG BACK TO THE FOUR CORNERS LATE THIS MORNING WILL CONTINUE PUSHING EAST THIS AFTERNOON AND WILL BE OUT OF OUR AREA BY EVENING. GUSTY SOUTHWEST WINDS WILL SHIFT TO THE WEST BEHIND THE FRONT AND THEN SLOWLY DECREASE LATE TONIGHT AND THIS EVENING. DRY AIR WILL ALSO CONTINUE TO BE PUMPED IN TO THE REGION KEEPING HUMIDITIES LOW. HIGH PRESSURE WILL BUILD IN TONIGHT. COZ203-207-290-292-293-070300- /O.CON.KGJT.FW.W.0007.000000T0000Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 1131 AM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... * AFFECTED AREA... IN COLORADO... FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA... FIRE WEATHER ZONE 207 THE DURANGO FORECAST AREA... FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA... FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA AND FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH SHIFTING TO THE WEST DURING THIS AFTERNOON. * RELATIVE HUMIDITY...8 TO 13 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ200-202-UTZ443-444-070000- /O.CON.KGJT.FW.W.0007.000000T0000Z-120407T0000Z/ LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA- EASTERN UINTA BASIN-EAST TAVAPUTS PLATEAU- 1131 AM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 200...202...443 AND 444... * AFFECTED AREA... IN COLORADO... FIRE WEATHER ZONE 200 LITTLE SNAKE FORECAST AREA AND FIRE WEATHER ZONE 202 WHITE RIVER FORECAST AREA. IN UTAH... FIRE WEATHER ZONE 443 THE EASTERN UINTA BASIN AND FIRE WEATHER ZONE 444 THE EAST TAVAPUTS PLATEAU. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE)
088 WWUS85 KGJT 062018 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 218 PM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FOR MOST OF WESTERN COLORADO AND NORTHEAST UTAH INTO THE EVENING HOURS TODAY... .A COLD FRONT HAS PUSHED EAST OF THE DIVIDE BY MID-AFTERNOON. DRY AND GUSTY SOUTHWEST WINDS WERE SHIFTING TO WEST BEHIND THE FRONT AND WILL WEAKEN THIS EVENING AS HIGH PRESSURE BUILDS IN FOR TONIGHT. COZ201-070000- /O.EXA.KGJT.FW.W.0007.000000T0000Z-120407T0000Z/ ROUTT FORECAST AREA- 218 PM MDT FRI APR 6 2012 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONE 201... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED FLAG WARNING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS... WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * AFFECTED AREA...IN NORTHWEST COLORADO...FIRE WEATHER ZONE 201 ROUTT FORECAST AREA. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. OVER THE HIGHER TERRAIN...WIND GUSTS 30 TO 40 MPH WITH GUSTS UP TO 65 MPH. * RELATIVE HUMIDITY...7 TO 12 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ203-207-290-292-293-070300- /O.CON.KGJT.FW.W.0007.000000T0000Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 218 PM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... * AFFECTED AREA... IN WESTERN COLORADO... FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA... FIRE WEATHER ZONE 207 DURANGO FORECAST AREA... FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA... FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA AND FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH. * RELATIVE HUMIDITY...7 TO 12 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. 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. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ COZ200-202-UTZ443-444-070000- /O.CON.KGJT.FW.W.0007.000000T0000Z-120407T0000Z/ LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA- EASTERN UINTA BASIN-EAST TAVAPUTS PLATEAU- 218 PM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 200...202...443 AND 444... * AFFECTED AREA... IN NORTHWEST COLORADO... FIRE WEATHER ZONE 200 LITTLE SNAKE FORECAST AREA AND FIRE WEATHER ZONE 202 WHITE RIVER FORECAST AREA. IN NORTHEAST UTAH... FIRE WEATHER ZONE 443 EASTERN UINTA BASIN AND FIRE WEATHER ZONE 444 EAST TAVAPUTS PLATEAU. * WINDS...WEST 15 TO 30 MPH WITH GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE) JAD
305 WWUS85 KGJT 070012 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 612 PM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FOR MOST OF WEST CENTRAL AND SOUTHWEST COLORADO THROUGH THE EARLY EVENING HOURS... .DRY GUSTY WINDS ARE SUBSIDING THIS EVENING...BUT BREEZY CONDITIONS WILL CONTINUE UNTIL SUNSET. DRY CONDITIONS AND LOW HUMIDITY WILL PERSIST ACROSS WEST CENTRAL AND SOUTHWEST COLORADO. COZ200>202-UTZ443-444-070115- /O.EXP.KGJT.FW.W.0007.000000T0000Z-120407T0000Z/ LITTLE SNAKE FORECAST AREA-ROUTT FORECAST AREA- WHITE RIVER FORECAST AREA-EASTERN UINTA BASIN- EAST TAVAPUTS PLATEAU- 612 PM MDT FRI APR 6 2012 ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS...LOW HUMIDITY... AND DRY FUELS FOR FIRE WEATHER ZONES 200...201...202...443 AND 444... TEMPERATURES IN THE 40S HAVE ALLOWED THE HUMIDITY TO CLIMB TO ABOVE 15 PERCENT. CRITICAL FIRE WEATHER CONDITIONS NO LONGER EXIST ALTHOUGH GUSTY WINDS FROM 25 TO 35 MPH WILL CONTINUE UNTIL SUNSET. WINDS WILL SUBSIDE TO 10 MPH OR LESS AFTER 9 PM. $$ COZ203-207-290-292-293-070300- /O.CON.KGJT.FW.W.0007.000000T0000Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 612 PM MDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... * AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 203 GRAND JUNCTION FORECAST AREA...FIRE WEATHER ZONE 207 DURANGO FORECAST AREA...FIRE WEATHER ZONE 290 PARADOX VALLEY FORECAST AREA...FIRE WEATHER ZONE 292 NORTH FORK FORECAST AREA AND FIRE WEATHER ZONE 293 GUNNISON BASIN FORECAST AREA. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...6 TO 11 PERCENT. * IMPACTS...ANY FIRE IGNITIONS WILL BE VERY DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD...EVEN SIMPLE AGRICULTURAL BURNS WILL RISK A LOSS OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND AFFECTED FIELD PERSONNEL OF THIS RED FLAG WARNING. && $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (ALL LOWER CASE)
364 WWUS85 KGJT 070237 RFWGJT URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 837 PM MDT FRI APR 6 2012 COZ203-207-290-292-293-070345- /O.CAN.KGJT.FW.W.0007.000000T0000Z-120407T0300Z/ GRAND JUNCTION FORECAST AREA-DURANGO FORECAST AREA- PARADOX VALLEY FORECAST AREA-NORTH FORK FORECAST AREA- GUNNISON BASIN FORECAST AREA- 837 PM MDT FRI APR 6 2012 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS...LOW HUMIDITY... AND DRY FUELS FOR FIRE WEATHER ZONES 203...207...290...292 AND 293... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS CANCELLED THE RED FLAG WARNING. WINDS HAVE SUBSIDED BELOW CRITICAL FIRE WEATHER THRESHOLDS. TEMPERATURES FALLING INTO THE 40S HAS ALLOWED THE HUMIDITY TO RISE ABOVE 15 PERCENT AT MANY LOCATIONS. THEREFORE THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$ FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/GJT (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 Grand Junction, CO wrote its last area forecast discussion before this red flag warning went out at Apr 5, 10:59 AM MDT, 3 hours 58 minutes earlier.
Area forecast discussion, Apr 5, 10:59 AM MDT, 3 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1059 AM MDT THU APR 5 2012
.UPDATE...
ISSUED AT 903 AM MDT THU APR 5 2012
MADE A FEW ADJUSTMENTS WITH HIGH LEVEL MOISTURE SPREADING IN SOME
HIGH AND MID LEVEL CLOUDINESS. STILL EXPECT SOME BREAKS AND
PERIODS OF SUNSHINE SO WINDS WILL BECOME GUSTY BY EARLY AFTERNOON
AS MIXING KICKS IN. WITH THE ADDED HIGH LEVEL MOISTURE DID BUMP
TEMPERATURES DOWN JUST A DEGREE OR TWO IN SOME AREAS. THIS
MOISTURE MAY ALSO LEAD TO SOME ISOLATED SHOWERS OVER THE DIVIDE BY
LATE AFTERNOON...WITH VIRGA OTHER AREAS POSSIBLY BRINGING DOWN
SOME STRONGER WINDS GUSTS AS WELL.
&&
.SHORT TERM...(TODAY THROUGH FRIDAY)
ISSUED AT 351 AM MDT THU APR 5 2012
ENERGY ROTATING AROUND THE BASE OF A LOW PRESSURE TROUGH OVER THE
PACIFIC NORTHWEST WILL DROP ACROSS THE NORTHERN GREAT BASIN TODAY
BEFORE EJECTING TO THE NORTHEAST EARLY FRIDAY. IN ADDITION A
LEADING COLD FRONT WILL APPROACH FROM THE WEST LATE THIS AFTERNOON
AND TONIGHT. AS A RESULT OF THE TIGHTENING PRESSURE GRADIENT...
SOUTHWEST WINDS WILL INCREASE OVER THE FORECAST AREA...BECOMING
QUITE STRONG BY EARLY AFTERNOON THEN CONTINUING INTO THE EVENING.
THE WINDS WILL ALSO RESULT IN SURFACE DRYING AND WARMER
CONDITIONS...WITH FORECAST SOUNDINGS SHOWING MIXING TO AROUND THE
500 MB LEVEL. THEREFORE FIRE WEATHER WILL BE A CONCERN OVER MOST
AREAS WHERE FUELS ARE DRY. (SEE THE FIRE WEATHER DISCUSSION
BELOW.) THE STRONGEST WINDS WILL BE OVER SOUTHEAST AND EAST
CENTRAL UTAH...AND NORTHWEST COLORADO...WHERE WIND GUSTS ARE
EXPECTED TO REACH 45 MPH. THEREFORE WILL ISSUE A WIND ADVISORY
WITH THIS PACKAGE FOR THOSE ZONES AS THIS MEETS ADVISORY CRITERIA
FOR THE LOWER ELEVATIONS. THE ONE CAVEAT WILL BE CLOUD
COVER...SEEN UPSTREAM ON THE SATELLITE LOOPS. THESE MID TO HIGH
LEVEL CLOUDS WILL MOVE OVER THE AREA TODAY. WHILE THIS MIGHT HAVE
A DAMPENING EFFECT ON THE WINDS...THEY ALSO WILL PRODUCE AN
INVERTED-V ENVIRONMENT. IF ANY VIRGA DOES DEVELOP FROM THIS HIGHER
LEVEL MOISTURE...IT WILL SIGNIFICANTLY ENHANCE WIND GUSTS.
HIGH TEMPERATURES WILL GENERALLY BE AROUND 10 DEGREES ABOVE
NORMAL...OR EVEN A LITTLE WARMER.
WINDS WILL DIMINISH SOMEWHAT AROUND SUNSET...ESPECIALLY AT THE LOWER
ELEVATIONS WHERE THE ATMOSPHERE WILL DECOUPLE. HOWEVER THE SLOPES AND
RIDGES WILL REMAIN BREEZY AS THE COLD FRONT REMAINS UPSTREAM. WARM
OVERNIGHT MINIMUM TEMPERATURES ARE EXPECTED IN THE PRE-FRONTAL
ENVIRONMENT.
.LONG TERM...(FRIDAY THROUGH WEDNESDAY)
ISSUED AT 351 AM MDT THU APR 5 2012
LITTLE CHANGE TO LONG-TERM FORECAST AS MODELS REMAIN IN GOOD
AGREEMENT. UPPER LEVEL SUPPORT FOR COLD FRONT MOVING THROUGH ON
FRIDAY REMAINS MEAGER AT BEST WITH ONLY REAL INDICATIONS OF ANY
FRONTAL PASSAGE BEING A SURFACE WIND SHIFT AND SOME COOLER TEMPS
FRIDAY INTO SATURDAY. BEFORE THAT THOUGH...BREEZY SOUTHWESTERLY WINDS
WILL CONTINUE AS JET MOVES OVERHEAD AND MIXING BRINGS THESE WINDS
TO THE SFC. EVEN CLOUD COVER WILL BE MINIMAL WITH RH ANALYSIS
SHOWING SOME MID- LEVEL CLOUDS FOR EXTREME NRN AREAS OF CWA WHILE
REST OF CWA SEES GENERALLY SUNNY SKIES. SOME SHOWERS ARE ALSO
POSSIBLE FOR NRN AREAS BUT WITH LACK OF ANY SIGNIFICANT
MOISTURE SOURCE...EXPECT SHOWERS TO BE VERY LGT IN NATURE. FOR
AREAS S OF I-70...THINK IT/S SAFE TO SAY THAT FRONTAL PASSAGE
WILL BE ALMOST NON- EXISTENT AS TRAILING EDGE OF FRONT WASHES OUT.
AS MENTIONED ABOVE...THICKNESS PACKING DOES INDICATE SOME CAA
TAKING PLACE...ESPECIALLY AT MID- LEVELS...SO EXPECT SFC TEMPS TO
COOL SOMEWHAT FRI INTO SATURDAY BEFORE RAPIDLY WARMING UP SUNDAY
AND BEYOND.
BY SATURDAY MORNING...HGT RISES WILL KICK IN AS HIGH PRESSURE
BUILDS IN FROM THE W. AS FAR AS OUR WX IS CONCERNED...NOT MUCH
CHANGE DAY TO DAY FOR MOST OF THE CWA AS WARM TEMPS CONTINUE AND
MOSTLY SUNNY SKIES DOMINATE. ONE NOTE...GFS AND EC CONTINUE TO
STREAM UP MOISTURE FROM GULF OF MEXICO INTO TX AND AREAS N.
BLENDED MODELS DO INDICATE SOME OF THE MOISTURE REACHING SAN JUANS
TUESDAY THROUGH THURSDAY SO LEFT SLT CHC POPS IN FORECAST FOR NOW.
WILL SEE HOW MOISTURE TRANSPORT EVOLVES OVER NEXT FEW DAYS AND
DETERMINE IF ANY CHANGES ARE NEEDED.
&&
.AVIATION...(FOR THE 18Z TAFS THROUGH 18Z FRIDAY AFTERNOON)
ISSUED AT 1059 AM MDT THU APR 5 2012
MID TO HIGH LEVEL CLOUDS AOA 120KFT AGL WILL KEEP VFR CONDITIONS
IN PLACE AT AREAS TERMINALS. THE CONCERN TO LIGHT AIRCRAFT
OPERATIONS WILL BE THE GUSTY SOUTHWEST WINDS NEAR MOUNTAIN TOP
LEVEL BLOWING AT 35-45KTS THIS AFTERNOON AND EVENING. THIS WILL
PRODUCE AREAS OF TURBULENCE MIXING...STRONGEST OVER AND NORTH OF
RIDGES AND PEAKS. THIS WINDS WILL ALSO BE TRANSPORTED TO THE
SURFACE WITH GUSTY WINDS LIKELY AT AREA TERMINALS. SOME RESTRICTION
TO VISIBILITY BY OCCUR DUE TO BLOWING DUST OVER PORTIONS OF
SOUTHEAST UTAH AND SOUTHWEST COLORADO.
&&
.FIRE WEATHER...
ISSUED AT 903 AM MDT THU APR 5 2012
ADDED FIRE ZONE 293 TO THE RED FLAG WARNING WHICH CONTINUES TO BE
IN EFFECT TODAY AS DRY CONDITIONS AND WINDS ALONG WITH DRY FUELS
CAUSE CRITICAL FIRE WEATHER CONDITIONS. EXPECT WINDS TO INCREASE
NEAR NOON AS SFC INVERSIONS BREAK FOR MOST AREAS...EVEN WITH
THICKENING HIGH LEVEL CLOUDINESS. SOME VIRGA OR ISOLATED SHOWERS
ALSO POSSIBLY BY LATE AFTERNOON WHICH WILL HELP BRING DOWN SOME
STRONGER WIND GUSTS AS WELL...WITH INVERTED V TYPE SOUNDING
DEVELOPING. THE LOW LEVEL SOUTHWESTERLY FLOW WILL CONTINUE TO
ADVECT IN VERY DRY AIR WITH AFTERNOON RELATIVE HUMIDITY LEVELS
DROPPING BELOW 15 PERCENT.
DID ISSUE FIRE WX WATCH WITH THIS PACKAGE FOR FRIDAY AFTERNOON AND
EVENING FOR ZONES 207...290...AND 292 AS SOUTHWESTERLY WINDS ARE
EXPECTED TO REMAIN NEAR 20 TO 25 MPH WITH GUSTS REACHING 35 MPH.
WITH LATEST GUIDANCE SHOWING LITTLE IN THE WAY OF CLOUD COVER AND
SFC DEWPTS RUNNING IN THE SINGLE DIGITS...RELATIVE HUMIDITIES
STILL EXPECTED TO REMAIN JUST BELOW 15 PERCENT KEEPING CRITICAL
FIRE WX CONDITIONS IN THE PICTURE. 06Z GUIDANCE DOES PLACE
STRONGEST WINDS A LITTLE FURTHER NORTH THAN 00Z RUN SO SOME
CHANGES ARE POSSIBLE IF 12Z RUN CONTINUES THIS TREND.
&&
.GJT WATCHES/WARNINGS/ADVISORIES...
CO...RED FLAG WARNING UNTIL 8 PM MDT THIS EVENING FOR COZ200>203-207-
290-292-293.
WIND ADVISORY UNTIL 8 PM MDT THIS EVENING FOR COZ001-002.
FIRE WEATHER WATCH FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING
FOR COZ207-290-292.
UT...RED FLAG WARNING UNTIL 8 PM MDT THIS EVENING FOR UTZ430-443-444.
WIND ADVISORY UNTIL 8 PM MDT THIS EVENING FOR UTZ022-027-029.
&&
UPDATE...15
SHORT TERM...EH
LONG TERM....TGR
AVIATION...15
FIRE WEATHER...TGJTHazardous weather outlook, Apr 5, 4:39 AM MDT, 10 hours 18 minutes before
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
The office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 2:46 AM MDT | Fire Weather Watch | GJT | Delta, Dolores, La Plata, Montezuma, Montrose, Ouray and 1 more | 12 hr |
| Apr 5, 3:53 AM MDT | Wind Advisory | GJT | Garfield, Moffat, Rio Blanco, Routt | 16 hr |
| Apr 5, 3:19 PM MDT | Wind Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 27 hr |
Nearby
Red Flag Warnings in Colorado, 2012Red Flag Warnings in Utah, 2012Every red flag warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.