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Home Return to list Flash Flood Warning 0018 Issued by the Las Vegas Forecast Office
Action: New Issued At: 2026-08-11 18:18:26
173
WGUS55 KVEF 112318
FFWVEF
CAC071-120215-
/O.NEW.KVEF.FF.W.0018.260811T2318Z-260812T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Las Vegas NV
418 PM PDT Tue Aug 11 2026
The National Weather Service in Las Vegas has issued a
* Flash Flood Warning for...
San Bernardino County in southern California...
* Until 715 PM PDT.
* At 418 PM PDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1.5 inches of
rain have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar indicated.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Newberry Springs.
This includes the following highways...
Interstate 15 in California between mile markers 90 and 98.
Interstate 40 in California between mile markers 16 and 31.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3497 11676 3497 11662 3493 11648 3478 11647
3476 11658 3479 11673 3485 11677
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
JP
Action: Continued Issued At: 2026-08-11 19:08:27
855
WGUS75 KVEF 120008
FFSVEF
Flash Flood Statement
National Weather Service Las Vegas NV
508 PM PDT Tue Aug 11 2026
CAC071-120215-
/O.CON.KVEF.FF.W.0018.000000T0000Z-260812T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
508 PM PDT Tue Aug 11 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM PDT THIS
EVENING FOR SAN BERNARDINO COUNTY...
At 508 PM PDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1.5 and 2.5 inches of rain have
fallen. Additional rainfall amounts of 0.25 to 0.5 inches are
possible in the warned area. Flash flooding is ongoing or expected to
begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar indicated.
IMPACT...Life threatening flash flooding of creeks and streams, urban
areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Newberry Springs.
This includes the following highways...
Interstate 15 in California between mile markers 90 and 98.
Interstate 40 in California between mile markers 16 and 31.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3497 11676 3497 11662 3493 11648 3478 11647
3476 11658 3479 11673 3485 11677
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
JP
Action: Expired Issued At: 2026-08-11 21:11:00
630
WGUS75 KVEF 120210
FFSVEF
Flash Flood Statement
National Weather Service Las Vegas NV
710 PM PDT Tue Aug 11 2026
CAC071-120220-
/O.EXP.KVEF.FF.W.0018.000000T0000Z-260812T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
710 PM PDT Tue Aug 11 2026
...FLASH FLOOD WARNING WILL EXPIRE AT 715 PM PDT THIS EVENING FOR SAN
BERNARDINO COUNTY...
The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
&&
LAT...LON 3497 11676 3497 11662 3493 11648 3478 11647
3476 11658 3479 11673 3485 11677
$$
JP
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