Alert archive / California / Flash Flood Warnings in 1992
Flash Flood Warning 3, NWS San Diego, CA
NWS San Diego, CA issued this flash flood warning at Aug 13, 1992, 12:36 PM PDT for San Diego County, California. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Aug 13, 1992, 12:36 PM PDT (19:36 UTC)
- Expired
- Aug 13, 1992, 1:45 PM PDT
- In force
- 69 min
- Issued by
- NWS San Diego, CA
- Area
- Whole counties
County San Diego County, CA
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 7.6 hours before the alert went out and 47 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
- 2022 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAN 131936 FFWSAN CAC073-132045- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 1236 PM PDT THU AUG 13 1992 THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 145 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST CALIFORNIA ...SOUTH CENTRAL SAN DIEGO COUNTY A FLASH FLOOD WARNING IS IN EFFECT UNTIL 145 PM PDT FOR THE AREAS NEAR DULZURA AND CUYAMACA. AT 1230 PM PDT RADAR...SATELLITE AND REMOTE RAIN GAUGES INDICATED HEAVY RAIN IN AND NEAR THESE AREAS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. ATKIN
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 13, 12:30 PM PDT, 6 minutes before
CAC073-140130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN DIEGO CA 1230 PM PDT THU AUG 13 1992 ...THUNDERSTORMS AND HEAVY RAIN IN AND NEAR THE MOUNTAINS... AT 12 NOON RADAR...SATELLITE AND REMOTE RAIN GAUGES INDICATED LOCAL HEAVY RAIN NEAR CUYAMACA AND DULZURA. THE HEAVY RAIN WAS ASSOCIATED WITH THUNDERSTORMS. THUNDERSTORMS WILL CONTINUE IN THE MOUNTAINS OF SAN DIEGO COUNTY THIS AFTERNOON AND EVENING. SOME THUNDERSTORMS WILL DRIFT WEST OF THE MOUNTAINS AND WILL MAINLY AFFECT THE INLAND VALLEYS ...BUT SOME COULD EVEN REACH THE COAST. AT NOON THERE WAS A THUNDERSTORM JUST EAST OF GILLESPIE FIELD. THERE WILL ALSO BE SOME THUNDERSTORMS IN THE DESERTS. SOME THUNDERSTORMS MAY HAVE HEAVY RAIN...STRONG GUSTY WINDS...DANGEROUS LIGHTNING AND SMALL HAIL. IF THREATENING WEATHER APPROACHES SEEK SHELTER INDOORS. AVOID SHELTER UNDER ISOLATED TREES OR OTHER TALL OBJECTS OR IN LOW LYING AREAS SUBJECT TO FLOODING. MOIST UNSTABLE AIR IS FLOWING AROUND HIGH PRESSURE CENTERED OVER NEVADA. THIS WILL CONTINUE SCATTERED THUNDERSTORMS IN THE MOUNTAINS AND DESERTS WITH SOME DRIFTING WEST OF THE MOUNTAINS. THUNDERSTORMS WILL CONTINUE INTO THIS EVENING AND THEN TAPER LATE TONIGHT. ATKIN
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 1:33 PM PDT | Flash Flood Warning | SGX | San Diego | 57 min |
| Aug 13, 1:33 PM PDT | Severe Thunderstorm Warning | SGX | San Diego | 57 min |
| Aug 13, 3:35 PM PDT | Flash Flood Warning | SGX | Imperial | 55 min |
| Aug 13, 3:35 PM PDT | Severe Thunderstorm Warning | SGX | Imperial | 55 min |
Nearby
Flash Flood Warnings in California, 1992Every flash flood warning in 1992
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.