Alert archive / California / Flash Flood Warnings in 2001
Flash Flood Warning 10, NWS San Diego, CA
NWS San Diego, CA issued this flash flood warning at Jul 7, 2001, 2:53 PM PDT for Riverside County, 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 counties it named.
The facts
- Issued
- Jul 7, 2001, 2:53 PM PDT (21:53 UTC)
- Expired
- Jul 7, 2001, 5:00 PM PDT
- In force
- 2 hr
- Issued by
- NWS San Diego, CA
- Area
- Whole counties
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 9.9 hours before the alert went out and 195 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
- 1819 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS56 KSGX 072202
FFWSGX
CAC065-071-080000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
253 PM PDT SAT JUL 7 2001
THE NATIONAL WEATHER SERVICE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN RIVERSIDE COUNTY IN SOUTHEAST CALIFORNIA
THIS INCLUDES THE CITIES OF...CATHEDRAL CITY...PALM DESERT...PALM
SPRINGS
SOUTHWESTERN SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA THIS
INCLUDES THE CITIES OF...APPLE VALLEY...HESPERIA...VICTORVILLE...
WRIGHTWOOD
* UNTIL 500 PM PDT
* AT 250 PM PDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY
HEAVY RAIN OVER SAN BERNARDINO COUNTY MOUNTAINS...THE APPLE VALLEY
AND IN THE CENTRAL RIVERSIDE COUNTY MOUNTAINS AND CENTRAL
COACHELLA VALLEY.
* THE THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR...
WRIGHTWOOD...AND ABOUT 10 MILES SOUTH OF PALM SPRINGS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE.
$$
LAT...LON 3454 11760 3421 11759 3434 11747 3421 11703
3399 11674 3353 11663 3351 11633 3371 11625
3393 11648 3414 11651 3432 11655 3441 11696
3463 11726The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 5:00 PM PDT | Flash Flood Warning | SGX | San Diego | 60 min |
| Jul 6, 5:00 PM PDT | Flash Flood Warning | SGX | San Diego | 30 min |
| Jul 7, 11:45 AM PDT | Flash Flood Warning | SGX | San Bernardino | 75 min |
| Jul 7, 12:50 PM PDT | Flash Flood Warning | SGX | San Bernardino | 2 hr |
| Jul 7, 2:25 PM PDT | Flash Flood Warning | SGX | Riverside | 65 min |
Nearby
Flash Flood Warnings in California, 2001Every flash flood warning in 2001
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.