Alert archive / Nevada / Red Flag Warnings in 2012
Red Flag Warning 4, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Mar 30, 2012, 4:46 AM MST for Mohave County, Arizona; Clark County, Lincoln County, Nevada; San Bernardino County, California. It took effect at Mar 31, 2012, 1:00 PM MST. It was in force for 8 hr. 8 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
- Mar 30, 2012, 4:46 AM MST (11:46 UTC)
- In effect from
- Mar 31, 2012, 1:00 PM MST
- Expired
- Mar 31, 2012, 9:00 PM MST
- In force
- 8 hr
- Issued by
- NWS Las Vegas, NV
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV, Lincoln County, NV
The radar
The Las Vegas radar (KESX), 45 km from the middle of the area, began a volume at 11:47 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 |
|---|---|---|---|
| Mar 31, 1:40 PM MST | NON-TSTM WND GST 54 | 1 Wnw Rachel, NV | 54 MPH GUST MEASURED AT RACHEL CEMP MESONET STATION. |
| Mar 31, 1:55 PM MST | NON-TSTM WND GST 47 | 1 N Indian Springs, NV | INDIAN SPRINGS ASOS MEASURED A GUST OF 47 MPH. |
| Mar 31, 2:41 PM MST | NON-TSTM WND GST 67 | 5 Ene Boulder City, NV | NV DOT SENSOR ON THE HOOVER DAM BRIDGE MEASURED A WIND GUST OF 67 MPH. |
| Mar 31, 4:13 PM MST | NON-TSTM WND GST 60 | Tweeds Point Raws, AZ | |
| Mar 31, 5:00 PM MST | NON-TSTM WND GST 56 | Garden Valley, NV | |
| Mar 31, 6:34 PM MST | NON-TSTM WND GST 55 | Red Rock Canyon, NV | |
| Mar 31, 6:41 PM MST | NON-TSTM WND GST 56 | Kane Springs Raws, NV | |
| Mar 31, 7:00 PM MST | NON-TSTM WND GST 67 | 3 Ne Mt. Charleston, NV |
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, 11.8 hours before the alert went out and 61 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
- 3575 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
634 WWUS85 KVEF 301146 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 446 AM PDT FRI MAR 30 2012 .A PACIFIC STORM SYSTEM MOVING INTO CALIFORNIA SATURDAY WILL CAUSE INCREASING SOUTH TO SOUTHWEST WINDS ACROSS THE AREA ALONG WITH CONTINUED DRY CONDITIONS. NOTE THAT THIS IS AN UPDATE TO THE PREVIOUS RFW WHICH WAS SENT OUT AT 339 AM THIS MORNING. THIS CHANGES THE PREVIOUS FIRE WEATHER WATCH TO A RED FLAG WARNING. AZZ101-102-CAZ229-NVZ465-466-310000- /O.UPG.KVEF.FW.A.0003.120331T2000Z-120401T0400Z/ /O.NEW.KVEF.FW.W.0004.120331T2000Z-120401T0400Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE- NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 446 AM PDT FRI MAR 30 2012 /446 AM MST FRI MAR 30 2012/ ...RED FLAG WARNING IN EFFECT FROM 1 PM PDT /1 PM MST/ TO 9 PM PDT /9 PM MST/ SATURDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...102...229...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 1 PM PDT /1 PM MST/ TO 9 PM PDT /9 PM MST/ SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE AND FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...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...SATURDAY AFTERNOON THROUGH SATURDAY EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH EXCEPT 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG THE COLORADO RIVER SOUTH OF THE LAUGHLIN BULLHEAD CITY AREA. * HUMIDITY...10 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
4 follow-up statements
939 WWUS85 KVEF 302138 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 238 PM PDT FRI MAR 30 2012 .A PACIFIC STORM SYSTEM MOVING INTO CALIFORNIA SATURDAY WILL CAUSE INCREASING SOUTH TO SOUTHWEST WINDS ACROSS THE AREA ALONG WITH CONTINUED DRY CONDITIONS. AZZ101-102-CAZ229-NVZ465-466-311230- /O.CON.KVEF.FW.W.0004.120331T2000Z-120401T0400Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE- NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 238 PM PDT FRI MAR 30 2012 /238 PM MST FRI MAR 30 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ TO 9 PM PDT /9 PM MST/ SATURDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...102...229...465 AND 466... A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ TO 9 PM PDT /9 PM MST/ SATURDAY. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE AND FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...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...SATURDAY AFTERNOON THROUGH SATURDAY EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH EXCEPT 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG THE COLORADO RIVER SOUTH OF THE LAUGHLIN BULLHEAD CITY AREA. * HUMIDITY...10 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
943 WWUS85 KVEF 311217 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 517 AM PDT SAT MAR 31 2012 .A PACIFIC STORM SYSTEM MOVING INTO CALIFORNIA SATURDAY WILL CAUSE INCREASING SOUTH TO SOUTHWEST WINDS ACROSS THE AREA ALONG WITH CONTINUED DRY CONDITIONS. AZZ101-CAZ229-NVZ466-010000- /O.NEW.KVEF.FW.W.0005.120401T1900Z-120402T0200Z/ /O.CON.KVEF.FW.W.0004.120331T2000Z-120401T0400Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 517 AM PDT SAT MAR 31 2012 /517 AM MST SAT MAR 31 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ THIS AFTERNOON TO 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101... 229 AND 466... ...RED FLAG WARNING IN EFFECT FROM NOON PDT /NOON MST/ TO 7 PM PDT /7 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229 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 NOON PDT /NOON MST/ TO 7 PM PDT /7 PM MST/ SUNDAY. A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ THIS AFTERNOON TO 9 PM PDT /9 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 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THIS AFTERNOON THROUGH THIS EVENING AND THEN AGAIN FOR SUNDAY AFTERNOON. * WIND...FOR TODAY...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH EXCEPT 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG THE COLORADO RIVER SOUTH OF THE LAUGHLIN BULLHEAD CITY AREA. ON SUNDAY...NORTH WINDS 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH. * HUMIDITY...10 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. && $$ AZZ102-NVZ465-010000- /O.CON.KVEF.FW.W.0004.120331T2000Z-120401T0400Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 517 AM PDT SAT MAR 31 2012 /517 AM MST SAT MAR 31 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ THIS AFTERNOON TO 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 465... A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM PDT /1 PM MST/ THIS AFTERNOON TO 9 PM PDT /9 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH. * HUMIDITY...10 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LASVEGAS
230 WWUS85 KVEF 312058 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 158 PM PDT SAT MAR 31 2012 .A PACIFIC STORM SYSTEM MOVING INTO CALIFORNIA THIS AFTERNOON WILL LEAD TO GUSTY SOUTH TO SOUTHWEST WINDS ACROSS THE AREA ALONG WITH CONTINUED DRY CONDITIONS. WINDS WILL SHIFT TO THE NORTH OR NORTHWEST ON SUNDAY WITH CONTINUED WIND CONDITIONS IN THE COLORADO RIVER VALLEY. AZZ101-CAZ229-NVZ466-010500- /O.CON.KVEF.FW.W.0004.000000T0000Z-120401T0400Z/ /O.CON.KVEF.FW.W.0005.120401T1900Z-120402T0200Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 158 PM PDT SAT MAR 31 2012 /158 PM MST SAT MAR 31 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229 AND 466... ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TO 7 PM PDT /7 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229 AND 466... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS EVENING. A RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TO 7 PM PDT /7 PM MST/ SUNDAY. * 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 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THE REST OF THIS AFTERNOON AND THIS EVENING AND THEN AGAIN FOR SUNDAY AFTERNOON. * WIND...FOR TODAY...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH EXCEPT 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG THE COLORADO RIVER SOUTH OF THE LAUGHLIN BULLHEAD CITY AREA. ON SUNDAY...NORTH WINDS 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH. * HUMIDITY...10 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. && $$ AZZ102-NVZ465-010400- /O.CON.KVEF.FW.W.0004.000000T0000Z-120401T0400Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 158 PM PDT SAT MAR 31 2012 /158 PM MST SAT MAR 31 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 465... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...THE REST OF THIS AFTERNOON AND THIS EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH. * HUMIDITY...10 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF STRONG WINDS...LOW HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ PIERCE HTTP://WEATHER.GOV/LASVEGAS
832 WWUS85 KVEF 010341 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 841 PM PDT SAT MAR 31 2012 .GUSTY SOUTH TO SOUTHWEST WINDS WILL SHIFT TO THE NORTH OR NORTHWEST ON SUNDAY...WITH THE STRONGEST WINDS IN THE COLORADO RIVER VALLEY. AZZ101-CAZ229-NVZ466-011330- /O.EXP.KVEF.FW.W.0004.000000T0000Z-120401T0400Z/ /O.CON.KVEF.FW.W.0005.120401T1900Z-120402T0200Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 841 PM PDT SAT MAR 31 2012 /841 PM MST SAT MAR 31 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TO 7 PM PDT /7 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101 - 229 AND 466... ...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101 - 229 AND 466... THE RED FLAG WARNING FOR THE LAKE MEAD NATIONAL RECREATION AREA AND THE COLORADO RIVER VALLEY WILL EXPIRE AT 9 PM THIS EVENING. ANOTHER RED FLAG WARNING REMAINS IN EFFECT FOR THIS AREA FROM NOON TO 7 PM SUNDAY. * 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 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...RELATIVE HUMIDITIES HAD RECOVERED THIS EVENING...BUT VERY DRY AIR AND GUSTY NORTHERLY WINDS WILL BE SEEN SUNDAY AFTERNOON. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH OVERNIGHT AND EARLY SUNDAY MORNING...BECOMING NORTH 15 TO 25 MPH WITH GUSTS AROUND 40 MPH LATE SUNDAY MORNING AND CONTINUING INTO SUNDAY EVENING. * HUMIDITY...15 TO 25 PERCENT OVERNIGHT...DROPPING TO 10 TO 15 PERCENT DURING THE DAY SUNDAY. * 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. && $$ AZZ102-NVZ465-010445- /O.EXP.KVEF.FW.W.0004.000000T0000Z-120401T0400Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 841 PM PDT SAT MAR 31 2012 /841 PM MST SAT MAR 31 2012/ ...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT /9 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 465... THE RED FLAG WARNING FOR NORTHWEST ARIZONA AND EXTREME SOUTHERN NEVADA WILL EXPIRE AT 9 PM THIS EVENING. RELATIVE HUMIDITIES HAD RECOVERED ABOVE 15 PERCENT THIS EVENING...SO THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE. $$ MORGAN 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.