Alert archive / California / Flash Flood Warnings in 2005
Flash Flood Warning 41, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 3, 2005, 2:45 PM PDT for San Bernardino County, California. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 3, 2005, 2:45 PM PDT (21:45 UTC)
- Expired
- Aug 3, 2005, 4:45 PM PDT
- In force
- 2 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Counties, with a storm outline in the text
County San Bernardino County, CA
The radar
The Las Vegas radar (KESX), 82 km from the middle of the area, began a volume at 21:46 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
Mercury/Desert R, NV (KDRA), launched 12:00Z, 9.8 hours before the alert went out and 102 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
- 629 J/kg
- Mixed-layer CIN
- -154 J/kg
- Mixed-layer LCL
- 1765 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS55 KVEF 032147 FFWVEF CAC071-032345- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 245 PM PDT WED AUG 3 2005 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... EXTREME NORTH CENTRAL SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA * UNTIL 445 PM PDT * AT 234 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM ALONG EXCELSIOR MINE ROAD BETWEEN THE JUNCTION OF KINGSTON ROAD AND THE INYO COUNTY LINE. * THE STORM PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 3579 11573 3579 11593 3559 11589 3563 11573 $$ ASG
2 follow-up statements
000 WGUS75 KVEF 032237 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 335 PM PDT WED AUG 3 2005 CAC071-032345- SAN BERNARDINO CA- 335 PM PDT WED AUG 3 2005 ...A FLASH FLOOD WARNING CONTINUES UNTIL 445 PM PDT FOR EXTREME NORTH CENTRAL SAN BERNARDINO COUNTY... AT 327 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR HAS SHOWN A DECREASE IN INTENSITY WITH THE THUNDERSTORM OVER EXTREME NORTHEAST SAN BERNARDINO COUNTY. HOWEVER...FLASH FLOODING ALONG EXCELSIOR MINE ROAD BETWEEN THE JUNCTION OF KINGSTON ROAD AND THE INYO COUNTY LINE IS LIKELY OCCURRING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 3579 11573 3579 11593 3559 11589 3563 11573 $$ ASG
000 WGUS75 KVEF 032344 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 442 PM PDT WED AUG 3 2005 CAC071-032355- SAN BERNARDINO CA- 442 PM PDT WED AUG 3 2005 ...THE FLASH FLOOD WARNING FOR EXTREME NORTH CENTRAL SAN BERNARDINO COUNTY HAS BEEN ALLOWED TO EXPIRE AT 445 PM PDT... RADAR DATA HAS INDICATED THAT THUNDERSTORMS OVER EXTREME NORTH CENTRAL SAN BERNARDINO COUNTY HAVE DISSIPATED AND THE THREAT FOR ANY ADDITIONAL HEAVY RAIN HAS PASSED. MINOR RUNOFF IN WASHES AND DRAINAGES WILL CONTINUE FOR SEVERAL MORE HOURS. MOTORISTS SHOULD CONTINUE TO EXERCISE CAUTION IN THIS AREA. LAT...LON 3579 11573 3579 11593 3559 11589 3563 11573 $$ ASG
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 1:07 AM PDT | Severe Thunderstorm Warning | VEF | San Bernardino | 40 min |
| Aug 3, 2:04 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 3, 2:16 PM PDT | Severe Thunderstorm Warning | VEF | San Bernardino | 44 min |
Nearby
Flash Flood Warnings in California, 2005Every flash flood warning in 2005
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.