Alert archive / California / Flash Flood Warnings in 1992
Flash Flood Warning 2, NWS San Diego, CA
NWS San Diego, CA issued this flash flood warning at Aug 1, 1992, 1:18 PM PDT for San Diego County, California. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Aug 1, 1992, 1:18 PM PDT (20:18 UTC)
- Expired
- Aug 1, 1992, 2:15 PM PDT
- In force
- 57 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, 8.3 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
- 1346 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 57 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 012019 FFWSAN CAC073-012115- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 118 PM PDT SAT AUG 1 1992 THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 215 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST CALIFORNIA ...NORTH CENTRAL SAN DIEGO COUNTY ...SEVERE THUNDERSTORM OVER LAKE HENSHAW AT 12:30 PM OCCURRED CAUSING PHYSICAL INJURY TO A 30 YEAR OLD WOMAN WHEN LIGHTNING STRUCK HER. SHE REPORTEDLY SUFFERED SEVERE NECK BURNS AND IS BEING TREATED BY PARAMEDICS AT THIS TIME. THERE HAS BEEN A RAPID INCREASE IN THUNDERSTORM ACITIVITY FROM THE BIG BEAR SOUTH TO NEAR ESCONDIDO. THE THUNDERSTORMS ARE MOVING NORTHWEST AND MAY REACH SOME OF THE COASTAL AREAS BY LATE AFTERNOON. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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 1, 11:34 AM PDT, 1 hour 44 minutes before
CAZ013-018-020030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN DIEGO CA 1132 AM PDT SAT AUG 1 1992 ....THUNDERSTORMS DEVELOPING OVER SAN DIEGO AND IMPERIAL COUNTIES THIS MORNING... THUNDERSTORMS ARE DEVELOPING ALONG THE CALIFORNIA/MEXICAN BORDER NEAR DESCANSO AND CAMPO CALIFORNIA. RADAR REPORTS THE MOVEMENT IS TOWARD THE NORTHWEST WITH TOPS OF THE THUNDERSTORMS UP TO 43000 FEET. A FLASH FLOOD WATCH HAS BEEN ISSUED FOR ALL THE MOUNTAINS AND DESERTS OF SAN DIEGO COUNTY UNTIL 7 PM THIS EVENING. THESE THUNDERSTORMS HAVE THE POTENTIAL FOR LOCAL FLOODING..BRIEF HEAVY RAIN AND DANGEROUS LIGHTNING. IF YOUR OBSERVE WATER RUNNING ACROSS THE ROADWAY DO NOT ATTEMPT TO CROSS. MOVE TO HIGHER GROUND AS QUICKLY AS POSSIBLE. FURTHER STATEMENTS WILL BE ISSUED AS CONDTITIONS WARRANT. R. STITT
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 1:18 PM PDT | Severe Thunderstorm Warning | SGX | San Diego | 57 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.