Flash Flood Warning 162, NWS Las Vegas, NV

Issued

Aug 22, 2012, 1:50 PM PDT (20:50 UTC)

Expired

Aug 22, 2012, 3:45 PM PDT

In force

115 min

Issued by

NWS Las Vegas, NV

Area

Storm-based polygon

Flood severity

None

County San Bernardino County, CA

The Las Vegas radar (KESX), 106 km from the middle of the area, began a volume at 20:50 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.

706 
WGUS55 KVEF 222050
FFWVEF
CAC071-222245-
/O.NEW.KVEF.FF.W.0162.120822T2050Z-120822T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
150 PM PDT WED AUG 22 2012

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL SAN BERNARDINO COUNTY IN SOUTHERN CALIFORNIA...

* UNTIL 345 PM PDT.

* AT 147 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
ANOTHER ROUND OF THUNDERSTORMS PRODUCING VERY HEAVY RAIN MOVING 
TOWARD THE MOJAVE NATIONAL PRESERVE. MUCH OF THE PRESERVE ALREADY 
RECEIVED HEAVY RAIN THIS MORNING...AND THE NEW STORMS WILL LIKELY 
CAUSE FLOODING OF KELBAKER ROAD AND KELSO CIMA ROAD.

* LOCATIONS IMPACTED INCLUDE...
  KELSO.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 77 AND 81.

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 BY USING THE TWITTER HASHTAG...
NWSVEGAS.

&&

LAT...LON 3523 11579 3513 11549 3471 11563 3470 11571

$$

MORGAN

855 
WGUS75 KVEF 222145
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
245 PM PDT WED AUG 22 2012

CAC071-222245-
/O.CON.KVEF.FF.W.0162.000000T0000Z-120822T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
245 PM PDT WED AUG 22 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 PM PDT FOR
CENTRAL SAN BERNARDINO COUNTY...

AT 243 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT RAIN WAS BEGINNING TO LET UP IN THE KELSO AREA. HOWEVER...HEAVY 
RAIN HAD FALLEN INTO WASHES IN THE AREA...SO FLOODING OF KELBAKER 
AND KELSO CIMA ROADS REMAINS POSSIBLE.

LOCATIONS IMPACTED INCLUDE...
KELSO.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 77 AND 81.

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 BY USING THE TWITTER HASHTAG...
NWSVEGAS.

&&

LAT...LON 3523 11579 3513 11549 3471 11563 3470 11571

$$

MORGAN

906 
WGUS75 KVEF 222238
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
338 PM PDT WED AUG 22 2012

CAC071-222248-
/O.EXP.KVEF.FF.W.0162.000000T0000Z-120822T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
338 PM PDT WED AUG 22 2012

...THE FLASH FLOOD WARNING WILL EXPIRE AT 345 PM PDT FOR CENTRAL SAN
BERNARDINO COUNTY...

AT 337 PM PDT...RADAR INDICATED THAT RAIN HAD ENDED IN THE KELSO 
AREA. NO REPORTS OF FLOODING HAD BEEN RECEIVED FROM THIS AREA...SO 
THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 3523 11579 3513 11549 3471 11563 3470 11571

$$

MORGAN

Flash Flood Warnings in California, 2012Every flash flood warning in 2012

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.