Alert archive / California / Flash Flood Warnings in 2004
Flash Flood Warning 5, NWS San Diego, CA
NWS San Diego, CA issued this flash flood warning at Feb 3, 2004, 1:20 AM PST for San Bernardino County, San Diego County, California. It was in force for 220 days. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Feb 3, 2004, 1:20 AM PST (09:20 UTC)
- Expired
- Sep 9, 2004, 4:45 PM PDT
- In force
- 220 days
- Issued by
- NWS San Diego, CA
- Area
- Counties, with a storm outline in the text
The radar
The Santa Ana Mts radar (KSOX), 91 km from the middle of the area, began a volume at 09:22 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.
The nearest sounding before it
San Diego, CA (KNKX), launched 00:00Z, 9.3 hours before the alert went out and 159 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
- 2190 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 10 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 030922 FFWSGX CAC073-031030- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 120 AM PST TUE FEB 3 2004 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... MOUNTAINS AND VALLEYS OF SAN DIEGO COUNTY IN SOUTHWEST CALIFORNIA THIS INCLUDES THE CITIES OF...SPRING VALLEY...SANTEE...POWAY... LAKESIDE...LA MESA...ESCONDIDO...EL CAJON * UNTIL 230 AM PST * AT 115 AM PST...WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS WITH OCCASIONAL HEAVY RAIN WERE CONTINUING IN THE VALLEYS AND ON THE WEST SLOPES OF THE MOUNTAINS IN SAN DIEGO COUNTY. THEREFORE...THE FLASH FLOOD WARNING WILL BE EXTENDED. THE THREAT OF FLASH FLOODING WILL CONTINUE UNTIL AROUND 230 AM...ESPECIALLY IN THE CEDAR FIRE AND OTAY FIRE BURN AREAS. MUD SLIDES AND ROCK SLIDES ARE EXPECTED WITH THIS STORM. MUD SLIDES AND ROCK SLIDES CAN POTENTIALLY TRAP AND KILL PEOPLE CAUGHT IN THEIR PATH. MUD SLIDES CAN ALSO CAUSE FLOODING WHERE RUNOFF IS RESTRICTED OR BLOCKED. 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. $$ LAT...LON 3334 11725 3254 11694 3260 11632 3333 11665 MAXWELL
1 follow-up statement
000 WGUS56 KSGX 092228 CCA FFWSGX CAC071-092345- /X.NEW.KSGX.FF.W.0005.040909T2223Z-040909T2345Z/ /X.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 323 PM PDT THU SEP 9 2004 THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHWEST SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA * UNTIL 445 PM PDT * AT 318 PM PDT...FLASH FLOODING WAS REPORTED FROM A THUNDERSTORM NEAR SAN GORGONIO MOUNTAIN...OR ABOUT 7 MILES NORTHEAST OF FOREST FALLS...MOVING NORTHEAST AT 5 MPH. * THE THUNDERSTORM PRODUCING FLASH FLOODING WILL BE NEAR... RURAL SOUTHWEST SAN BERNARDINO COUNTY AT 340 PM PDT MUD SLIDES AND ROCK SLIDES ARE EXPECTED WITH THIS STORM. MUD SLIDES AND ROCK SLIDES CAN POTENTIALLY TRAP AND KILL PEOPLE CAUGHT IN THEIR PATH. LAT...LON 3418 11695 3403 11684 3417 11646 3436 11658 $$ SMALL/ATKIN
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 8:00 PM PST | Flash Flood Warning | SGX | Riverside, San Bernardino | 219 days |
| Feb 2, 9:19 PM PST | Flash Flood Warning | SGX | Orange, Riverside, San Diego | 220 days |
| Feb 2, 10:21 PM PST | Severe Thunderstorm Warning | SGX | San Diego | 69 min |
| Feb 2, 10:25 PM PST | Flash Flood Warning | SGX | Riverside, San Diego | 220 days |
| Feb 2, 10:25 PM PST | Special Marine Warning | SGX | 65 min | |
| Feb 2, 11:28 PM PST | Severe Thunderstorm Warning | SGX | San Diego | 47 min |
| Feb 2, 11:29 PM PST | Severe Thunderstorm Warning | SGX | San Diego | 46 min |
| Feb 2, 11:55 PM PST | Flash Flood Warning | SGX | San Bernardino | 95 min |
Nearby
Flash Flood Warnings in California, 2004Every flash flood warning in 2004
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; radar from the NEXRAD Level II archive.