Flash Flood Warning 64, NWS Las Vegas, NV

Issued

Jul 30, 2011, 2:20 PM PDT (21:20 UTC)

Expired

Jul 30, 2011, 4:15 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 Santa Ana Mts radar (KSOX), 130 km from the middle of the area, began a volume at 21:22 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

577 
WGUS55 KVEF 302120
FFWVEF
CAC071-302315-
/O.NEW.KVEF.FF.W.0064.110730T2120Z-110730T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
220 PM PDT SAT JUL 30 2011

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL SAN BERNARDINO COUNTY IN SOUTHERN CALIFORNIA...
  INCLUDING JOSHUA TREE...

* UNTIL 415 PM PDT.

* AT 216 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM NEAR JOSHUA TREE...OR 11 
  MILES WEST OF TWENTYNINE PALMS. THE STORM PRODUCING VERY 
  HEAVY RAIN WAS MOVING SLOWLY NORTHWEST AT AROUND 15 MPH.

* LOCATIONS IMPACTED INCLUDE...JOSHUA TREE...AND HIGHWAY 62 
  FROM MILE MARKER 15 TO 32.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING IS EXPECTED ON AREA ROADWAYS...AROUND UNDERPASSES...
AND IN NORMALLY DRY WASHES AND LOW LYING AREAS. FLASH FLOODING IS
NATURES NUMBER ONE KILLER. 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 3421 11637 3420 11618 3412 11617 3412 11626
      3408 11627 3408 11637

$$

JGG

727 
WGUS75 KVEF 302145
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
245 PM PDT SAT JUL 30 2011

CAC071-302315-
/O.CON.KVEF.FF.W.0064.000000T0000Z-110730T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
245 PM PDT SAT JUL 30 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 PM PDT FOR SOUTH
CENTRAL SAN BERNARDINO COUNTY...

AT 242 PM PDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH 
FLOODING ACROSS HIGHWAY 62 IN JOSHUA TREE.  SPOTTERS ALSO REPORT 
WATER BEGINNING TO FLOW ACROSS THE HIGHWAY NEAR INDIAN COVE ROAD. 
THIS STORM WAS LOCATED 7 MILES NORTHWEST OF JOSHUA TREE...OR 19 
MILES WEST OF TWENTYNINE PALMS...MOVING NORTHWEST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...JOSHUA TREE...AND HIGHWAY 62 FROM MILE 
MARKER 15 TO 32.

DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROADWAY. TURN 
AROUND...DONT DROWN.

LAT...LON 3421 11637 3420 11618 3412 11617 3412 11626
      3408 11627 3408 11637

$$

JGG

795 
WGUS75 KVEF 302313
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
413 PM PDT SAT JUL 30 2011

CAC071-302320-
/O.EXP.KVEF.FF.W.0064.000000T0000Z-110730T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
413 PM PDT SAT JUL 30 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 415 PM PDT FOR SOUTH
CENTRAL SAN BERNARDINO COUNTY...

THUNDERSTORMS WITH HEAVY RAIN ENDED OVER THE YUCCA VALLEY AREA 
AROUND 3 PM AND NO ADDITIONAL HEAVY RAINFALL IS EXPECTED IN THE 
IMMEDIATE FUTURE. STATE ROUTE 62 WAS FLOODED NEAR WHITE FEATHER 
STREET BUT THE PEAK OF THE FLOODING HAS OCCURRED AND WATER IS NOW 
EXPECTED TO RECEDE.

LAT...LON 3421 11637 3420 11618 3412 11617 3412 11626
      3408 11627 3408 11637

$$

JA

Flash Flood Warnings in California, 2011Every flash flood warning in 2011

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.