Alert archive / Nevada / Fire Weather Watches in 2011
Fire Weather Watch 2, NWS Las Vegas, NV
NWS Las Vegas, NV issued this fire weather watch at Apr 28, 2011, 6:29 AM PDT for Clark County, Nevada; San Bernardino County, California; Mohave County, Arizona. It took effect at Apr 30, 2011, 10:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 28, 2011, 6:29 AM PDT (13:29 UTC)
- In effect from
- Apr 30, 2011, 10:00 AM PDT
- Expired
- Apr 29, 2011, 2:53 PM PDT
- In force
- Issued by
- NWS Las Vegas, NV
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV
The radar
The Las Vegas radar (KESX), 15 km from the middle of the area, began a volume at 13:30 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.
The nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 1.5 hours before the alert went out and 291 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
- 2545 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 257 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this fire weather watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Las Vegas, NV wrote its last area forecast discussion before this fire weather watch went out at Apr 28, 3:57 AM PDT, 2 hours 32 minutes earlier.
Area forecast discussion, Apr 28, 3:57 AM PDT, 2 hours 32 minutes before
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</html>Hazardous weather outlook, Apr 28, 4:59 AM PDT, 1 hour 30 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAS VEGAS NV 459 AM PDT THU APR 28 2011 CAZ523>526-290900- WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- 459 AM PDT THU APR 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA. .DAY ONE...TODAY AND TONIGHT A WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON THROUGH 7 AM FRIDAY MORNING FOR AREAS OF SAN BERNARDINO COUNTY DESERTS NORTH OF HIGHWAY 58 AND INTERSTATE 40. WEST WINDS 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. MOTORISTS...ESPECIALLY OF HIGH PROFILE VEHICLES...SHOULD USE CAUTION AND REMAIN ALERT FOR SUDDEN GUSTS OR CROSS WINDS... ESPECIALLY ON NORTH-SOUTH ROADS. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY AS AN AREA OF LOW PRESSURE MOVES THROUGH THE INTERMOUNTAIN WEST FRIDAY AND SATURDAY IT WILL REMAIN WINDY ACROSS THE HIGH DESERT OF SAN BERNARDINO COUNTY. STAY TUNED AS ADDITIONAL WIND PRODUCTS MAY BE NEEDED. TEMPERATURES WILL BE MUCH COLDER ON SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. CAZ519>522-290900- EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK- 459 AM PDT THU APR 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA. .DAY ONE...TODAY AND TONIGHT A WIND ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 7 AM PDT FRIDAY FOR THE EASTERN SIERRA SLOPES OF INYO COUNTY. FAVORABLE CONDITIONS WILL DEVELOP FOR DOWNSLOPE WINDS AT HIGHER ELEVATIONS OF THE EASTERN SIERRA SLOPES. WEST WINDS OF 35 TO 45 MPH WITH GUSTS UP TO 65 MPH. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE WIND WILL SHIFT TO A NORTHERLY DIRECTION ON FRIDAY AND SATURDAY FOLLOWING THE PASSAGE OF A COLD FRONT. TEMPERATURES WILL BE MUCH COLDER BY SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. AZZ001-003-290900- NORTHWEST PLATEAU-NORTHWEST DESERTS- 459 AM MST THU APR 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA. .DAY ONE...TODAY AND TONIGHT SOUTHWEST WINDS WILL BECOMING GUSTY THIS AFTERNOON AND CONTINUE INTO THE EVENING. HOWEVER...NO NEED FOR ANY HAZARDOUS WEATHER PRODUCTS IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY GUSTY WEST WINDS WILL CONTINUE THROUGH FRIDAY BEFORE SHIFTING TO A NORTHERLY DIRECTION SATURDAY FOLLOWING THE PASSAGE OF A COLD FRONT. TEMPERATURES WILL BE MUCH COLDER ON SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. AZZ002-036-CAZ527-NVZ021-290900- LOWER COLORADO RIVER VALLEY-LAKE MEAD NATIONAL RECREATION AREA- SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY- 459 AM PDT THU APR 28 2011 /459 AM MST THU APR 28 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA...CALIFORNIA AND SOUTHERN NEVADA. .DAY ONE...TODAY AND TONIGHT SOUTHWEST TO WEST WINDS WILL BECOMING GUSTY THIS AFTERNOON AND CONTINUE INTO THE EVENING. HOWEVER...NO NEED FOR ANY HAZARDOUS WEATHER PRODUCTS IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY GUSTY WEST WINDS WILL CONTINUE THROUGH FRIDAY BEFORE SHIFTING TO A NORTHERLY DIRECTION ON SATURDAY. NORTH WINDS WILL BE STRONGEST ON SATURDAY AND A HAZARDOUS WEATHER PRODUCT FOR WINDS WILL LIKELY BE NEEDED. TEMPERATURES WILL BE MUCH COLDER ON SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. NVZ014>020-022-290900- ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY- NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- SHEEP RANGE-SPRING MOUNTAINS-LAS VEGAS VALLEY- SOUTHERN CLARK COUNTY- 459 AM PDT THU APR 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN NEVADA. .DAY ONE...TODAY AND TONIGHT SOUTHWEST TO WEST WINDS WILL BECOMING GUSTY THIS AFTERNOON AND CONTINUE INTO THE EVENING. HOWEVER...NO NEED FOR ANY HAZARDOUS WEATHER PRODUCTS IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY WINDS WILL SHIFT AND INCREASE IN SPEEDS FROM THE NORTHWEST ACROSS SOUTH CENTRAL NEVADA FRIDAY. THE COLD FRONT WILL SWEEP ACROSS THE REST OF SOUTHERN NEVADA FRIDAY NIGHT WITH STRONG NORTH WIND PERSISTING THROUGH SATURDAY. STAY TUNED...HAZARDOUS WEATHER PRODUCTS FOR WINDS WILL LIKELY BE NEEDED. TEMPERATURES WILL BE MUCH COLDER ON SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PIERCE
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 2:26 PM PDT | Wind Advisory | VEF | Esmeralda, Nye | 33 hr |
Nearby
Fire Weather Watches in Nevada, 2011Fire Weather Watches in California, 2011Fire Weather Watches in Arizona, 2011Every fire weather watch in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.