Alert archive / California / Flash Flood Warnings in 2011
Flash Flood Warning 60, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 29, 2011, 7:02 PM PDT for Inyo County, California. It was in force for 118 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 29, 2011, 7:02 PM PDT (02:02 UTC)
- Expired
- Jul 29, 2011, 9:00 PM PDT
- In force
- 118 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Inyo County, CA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 29, 7:04 PM PDT | FLASH FLOOD | 1 Nnw Stovepipe Wells, CA | WATER AND GRAVEL ON STATE ROUTE 190. |
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, 2.0 hours before the alert went out and 147 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
- 4070 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
738 WGUS55 KVEF 300202 FFWVEF CAC027-300400- /O.NEW.KVEF.FF.W.0060.110730T0202Z-110730T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 702 PM PDT FRI JUL 29 2011 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL INYO COUNTY IN EASTERN CALIFORNIA... * UNTIL 900 PM PDT. * AT 654 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE VERY HEAVY RAIN FROM THUNDERSTORMS 29 MILES SOUTH OF STOVEPIPE WELLS...OR 23 MILES SOUTHWEST OF FURNACE CREEK. THE STORMS PRODUCING VERY HEAVY RAIN WERE MOVING SLOWING NORTH WITH ADDITIONAL STORMS DEVELOPING FURTHER SOUTH AND HEADING NORTH. * LOCATIONS IMPACTED INCLUDE...STOVEPIPE WELLS AND HIGHWAY 190 WEST OF STOVEPIPE WELLS. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE OR TWITTER #NWSVEGAS. && LAT...LON 3659 11736 3665 11707 3592 11684 3586 11727 $$ JS
2 follow-up statements
316 WGUS75 KVEF 300303 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 803 PM PDT FRI JUL 29 2011 CAC027-300400- /O.CON.KVEF.FF.W.0060.000000T0000Z-110730T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 803 PM PDT FRI JUL 29 2011 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 PM PDT FOR CENTRAL INYO COUNTY... AT 747 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS PRODUCING MODERATE TO HEAVY RAIN MAINLY SOUTH OF STOVEPIPE WELLS AND HIGHWAY 190 WITH ADDITIONAL STRONG STORMS ALONG THE ARGUS RANGE WEST OF TRONA WILDROSE ROAD. WASHES THROUGHOUT THIS REGION WILL LIKELY HAVE ELEVATED WATER LEVELS AND BE IMPACTING ROADS WITHIN THESE WASH AREAS. LOCATIONS IMPACTED INCLUDE...AREAS SOUTH OF HIGHWAY 190...PANAMINT VALLEY ROAD AND TRONA WILDROSE ROAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS EVEN HARDER TO SEE WATER COVERING THE ROADWAY OR IN LOW WATER CROSSINGS. REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE OR TWITTER #NWSVEGAS. && LAT...LON 3659 11736 3665 11707 3592 11684 3586 11727 $$ JS
581 WGUS75 KVEF 300359 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 859 PM PDT FRI JUL 29 2011 CAC027-300404- /O.EXP.KVEF.FF.W.0060.000000T0000Z-110730T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 859 PM PDT FRI JUL 29 2011 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 900 PM PDT FOR CENTRAL INYO COUNTY... HEAVY RAIN HAS ENDED IN THE WARNED AREA AND THE WARNING WILL BE ALLOWED TO EXPIRE ON TIME. DOPPLER RADAR CONTINUED TO SHOW MAINLY LIGHT TO MODERATE SHOWERS GENERALLY SOUTH OF STOVEPIPE WELLS AND HIGHWAY 190. MOTORISTS TRAVELING IN SOUTHERN INYO COUNTY SHOULD USE CAUTION IN THE AREA DUE TO THE EARLIER HEAVY RAIN. LAT...LON 3659 11736 3665 11707 3592 11684 3586 11727 $$ JS
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 6:07 PM PDT | Flash Flood Warning | VEF | Inyo | 53 min |
| Jul 29, 6:55 PM PDT | Areal Flood Advisory | VEF | San Bernardino | 80 min |
| Jul 29, 8:21 PM PDT | Areal Flood Advisory | VEF | San Bernardino | 84 min |
| Jul 29, 8:53 PM PDT | Flash Flood Warning | VEF | Inyo | 82 min |
| Jul 30, 12:57 PM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
| Jul 30, 1:52 PM PDT | Areal Flood Advisory | VEF | San Bernardino | 32 min |
| Jul 30, 2:07 PM PDT | Flash Flood Warning | VEF | Inyo | 3 hr |
| Jul 30, 2:17 PM PDT | Severe Thunderstorm Warning | VEF | San Bernardino | 43 min |
| Jul 30, 2:20 PM PDT | Flash Flood Warning | VEF | San Bernardino | 115 min |
| Jul 30, 4:07 PM PDT | Areal Flood Advisory | VEF | Inyo | 113 min |
| Jul 30, 4:35 PM PDT | Flash Flood Warning | VEF | San Bernardino | 115 min |
Nearby
Flash Flood Warnings in California, 2011Every flash flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.