Alert archive / Nevada / Red Flag Warnings in 2012
Red Flag Warning 7, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Apr 4, 2012, 3:44 AM MST for Mohave County, Arizona; Clark County, Lincoln County, Nye County, Nevada; San Bernardino County, California. It took effect at Apr 4, 2012, 1:00 PM MST. It was in force for 31 hr. 2 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 4, 2012, 3:44 AM MST (10:44 UTC)
- In effect from
- Apr 4, 2012, 1:00 PM MST
- Expired
- Apr 5, 2012, 8:00 PM MST
- In force
- 31 hr
- Issued by
- NWS Las Vegas, NV
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV, Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 94 km from the middle of the area, began a volume at 10:43 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 4, 10:34 PM MST | NON-TSTM WND GST 64 | Red Rock Canyon, NV | RED ROCK CANYON LOCATED AT 3756 FEET. |
| Apr 5, 4:45 PM MST | NON-TSTM WND GST 67 | Mercury, NV | MERCURY LOCATED AT AN ELEVATION OF 3678 FEET. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 00:00Z, 10.7 hours before the alert went out and 28 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
- 3957 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
889 WWUS85 KVEF 041044 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 344 AM PDT WED APR 4 2012 .A LARGE AREA OF LOW PRESSURE MOVING ACROSS THE PACIFIC NORTHWEST AND INTO THE NORTHERN GREAT BASIN TODAY THROUGH THURSDAY WILL BRING AREAS OF GUSTY WINDS. A VERY DRY AIR MASS WILL ALSO BE IN PLACE. NVZ463>465-042300- /O.NEW.KVEF.FW.W.0007.120404T2000Z-120405T0300Z/ SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 344 AM PDT WED APR 4 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 463...464 AND 465... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 463 SHEEP RANGE... FIRE WEATHER ZONE 464 SPRING MOUNTAINS AND FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL GRADUALLY INCREASE THIS MORNING AND WILL PEAK DURING THE AFTERNOON AND EARLY EVENING HOURS...DIMINISHING BY 8 PM. * WIND...SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS 35 TO 40 MPH. * HUMIDITY...5 TO 10 PERCENT THIS AFTERNOON AND EARLY EVENING. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-042300- /O.NEW.KVEF.FW.W.0007.120404T2000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 344 AM MST WED APR 4 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM MST THURSDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM MST THURSDAY. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. * TIMING...WINDS WILL GRADUALLY INCREASE THIS MORNING AND WILL PEAK DURING THE AFTERNOON AND EARLY EVENING HOURS. ALTHOUGH THERE WILL BE SOME DECREASE IN THE WINDS OVERNIGHT TONIGHT...THE STRONG WINDS WILL RETURN AGAIN BY LATE THURSDAY MORNING. * WIND...SOUTHWEST 15 TO 30 MPH WITH GUSTS 35 TO 40 MPH. * HUMIDITY...7 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LASVEGAS
5 follow-up statements
584 WWUS85 KVEF 042146 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 246 PM PDT WED APR 4 2012 .A LARGE AREA OF LOW PRESSURE MOVING ACROSS THE PACIFIC NORTHWEST AND INTO THE NORTHERN GREAT BASIN TODAY THROUGH THURSDAY WILL BRING AREAS OF GUSTY WINDS. A VERY DRY AIR MASS WILL ALSO BE IN PLACE. NVZ463>465-050300- /O.CON.KVEF.FW.W.0007.000000T0000Z-120405T0300Z/ SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 246 PM PDT WED APR 4 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 463...464 AND 465... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS AND FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL BE STRONGEST DURING THE EARLY EVENING HOURS...THEN DIMINISH BY 8 PM IN MOST AREAS. STRONG WINDS WILL CONTINUE IN THE SPRING MOUNTAINS OF SOUTHERN NEVADA OVERNIGHT...HOWEVER RELATIVE HUMIDITY VALUES ARE EXPECTED TO RECOVER THEN TO ABOVE 15 PERCENT. * WIND...SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS 35 TO 40 MPH. * HUMIDITY...5 TO 10 PERCENT THIS AFTERNOON AND EARLY EVENING. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-050545- /O.CON.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 246 PM MST WED APR 4 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THURSDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THURSDAY. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. * TIMING...WINDS WILL BE STRONG THROUGH THE EARLY EVENING HOURS. ALTHOUGH THERE WILL BE SOME DECREASE IN THE WINDS OVERNIGHT TONIGHT...WINDS WILL INCREASE AGAIN BY LATE THURSDAY MORNING. * WIND...SOUTHWEST 15 TO 30 MPH WITH GUSTS 35 TO 40 MPH. * HUMIDITY...7 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ STACHELSKI HTTP://WEATHER.GOV/LASVEGAS
725 WWUS85 KVEF 050249 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 749 PM PDT WED APR 4 2012 .A LARGE AREA OF LOW PRESSURE MOVING ACROSS THE PACIFIC NORTHWEST AND INTO THE NORTHERN GREAT BASIN THROUGH THURSDAY WILL BRING AREAS OF GUSTY WINDS. A VERY DRY AIR MASS WILL ALSO BE IN PLACE. NVZ463>465-050400- /O.EXP.KVEF.FW.W.0007.000000T0000Z-120405T0300Z/ SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 749 PM PDT WED APR 4 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 463...464 AND 465... THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING. ALTHOUGH LOCAL GUSTY WINDS ARE EXPECTED TO CONTINUE INTO THE REST OF TONIGHT...THE RELATIVE HUMIDITY VALUES HAVE BEGUN TO INCREASE WITH MOST OF THE AREA APPROACHING THE CRITICAL 15 PERCENT MARK. DUE TO THE INCREASE IN HUMIDITY ACROSS MOST OF THE AREA...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AS OF 8 PM PDT THIS EVENING. HOWEVER...DUE TO THE WINDS...ISOLATED RED FLAG CONDITIONS WILL BE NOTED THROUGH MUCH OF THE EVENING. $$ AZZ102-051500- /O.CON.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 749 PM MST WED APR 4 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THURSDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THURSDAY. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. * TIMING...MINIMUM HUMIDITIES HAVE RISEN TO NEAR THE CRITICAL 15 PERCENT MARK THIS EVENING AND ARE EXPECTED TO CONTINUE TO RISE SLIGHTLY OVERNIGHT...WHILE WINDS DECREASE SOMEWHAT...WHICH WILL DECREASE THE CRITICAL RED FLAG CONDITIONS DURING THE OVERNIGHT HOURS. HOWEVER...WINDS WILL INCREASE AGAIN BY LATE THURSDAY MORNING WITH RELATIVE HUMIDITY VALUES DROPPING BELOW 15 PERCENT ONCE AGAIN. * WIND...SOUTHWEST 15 TO 30 MPH WITH GUSTS 35 TO 40 MPH LATE THURSDAY MORNING INTO THURSDAY AFTERNOON. * HUMIDITY...7 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LASVEGAS
585 WWUS85 KVEF 051009 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 309 AM PDT THU APR 5 2012 .A LARGE AREA OF LOW PRESSURE MOVING INTO NORTHERN NEVADA TODAY WILL BRING AREAS OF STRONG SOUTHWEST WINDS. A VERY DRY AIR MASS WILL ALSO REMAIN IN PLACE. AZZ101-CAZ229-NVZ463>466-052300- /O.EXB.KVEF.FW.W.0007.120405T1800Z-120406T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 309 AM PDT THU APR 5 2012 /309 AM MST THU APR 5 2012/ ...RED FLAG WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/ THIS MORNING TO 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...463... 464...465 AND 466... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 11 AM PDT /11 AM MST/ THIS MORNING TO 8 PM PDT /8 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS... FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH AND FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER- NV SIDE. * TIMING...WIDESPREAD STRONG WINDS WILL DEVELOP BY LATE MORNING AND PEAK DURING THE MID AFTERNOON...THEN GRADUALLY DECREASE THIS EVENING. * WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS 35 TO 50 MPH. * HUMIDITY...6 TO 12 PERCENT MUCH OF THE DAY INTO THIS EVENING. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-052300- /O.CON.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 309 AM MST THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. * TIMING...LOCALLY WINDY AND DRY CONDITIONS WILL BE SEEN THIS MORNING BUT WIDESPREAD WINDY AND VERY DRY CONDITIONS WILL DEVELOP BY LATE THIS MORNING AND CONTINUE INTO THE EARLY EVENING HOURS. * WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH. * HUMIDITY...7 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LASVEGAS
192 WWUS85 KVEF 051817 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1117 AM PDT THU APR 5 2012 .A LARGE AREA OF LOW PRESSURE MOVING INTO NORTHERN NEVADA TODAY WILL BRING AREAS OF STRONG SOUTHWEST WINDS. A VERY DRY AIR MASS WILL ALSO REMAIN IN PLACE. AZZ101-CAZ229-NVZ463>466-060300- /O.CON.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 1117 AM PDT THU APR 5 2012 /1117 AM MST THU APR 5 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...463...464...465 AND 466... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS... FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH AND FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER- NV SIDE. * TIMING...WIDESPREAD STRONG WINDS WILL PEAK DURING THE MID AFTERNOON...THEN GRADUALLY DECREASE THIS EVENING. * WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS 35 TO 50 MPH. * HUMIDITY...6 TO 12 PERCENT MUCH OF THE DAY INTO THIS EVENING. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-060300- /O.CON.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 1117 AM MST THU APR 5 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. * TIMING...WIDESPREAD WINDY AND VERY DRY CONDITIONS WILL CONTINUE INTO THE EARLY EVENING HOURS. * WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH. * HUMIDITY...7 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LASVEGAS
781 WWUS85 KVEF 060250 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 750 PM PDT THU APR 5 2012 AZZ101-CAZ229-NVZ463>466-060400- /O.EXP.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- SHEEP RANGE-SPRING MOUNTAINS- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 750 PM PDT THU APR 5 2012 /750 PM MST THU APR 5 2012/ ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...463...464...465 AND 466... THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING. MINIMUM HUMIDITIES HAVE BEGUN TO SLOWLY INCREASE THIS EVENING WHILE WINDS ARE ON THE DECREASE. ALTHOUGH LOCAL RED FLAG CONDITIONS WILL BE SEEN THROUGH THE REMAINDER OF THE EVENING...WIDESPREAD CONDITIONS WILL CONTINUE TO IMPROVE. THUS WILL ALLOW THE RED FLAG WARNING TO EXPIRE AS OF 8 PM PDT / MST THIS EVENING. $$ AZZ102-060400- /O.EXP.KVEF.FW.W.0007.000000T0000Z-120406T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- 750 PM MST THU APR 5 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 102... THE RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING. MINIMUM HUMIDITIES HAVE BEGUN TO SLOWLY INCREASE THIS EVENING WHILE WINDS ARE ON THE DECREASE. ALTHOUGH LOCAL RED FLAG CONDITIONS WILL BE SEEN THROUGH THE REMAINDER OF THE EVENING...WIDESPREAD CONDITIONS WILL CONTINUE TO IMPROVE. THUS WILL ALLOW THE RED FLAG WARNING TO EXPIRE AS OF 8 PM MST THIS EVENING. $$ HTTP://WEATHER.GOV/LASVEGAS
Nearby
Red Flag Warnings in Nevada, 2012Red Flag Warnings in Arizona, 2012Red Flag Warnings in California, 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.