Alert archive / California / Flash Flood Warnings in 1986

Flash Flood Warning 5, NWS Los Angeles, CA

August 9, 1986San Bernardino County, California

NWS Los Angeles, CA issued this flash flood warning at Aug 9, 1986, 3:52 PM PDT for San Bernardino County, California. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 9, 1986, 3:52 PM PDT (22:52 UTC)
Expired
Aug 9, 1986, 6:00 PM PDT
In force
2 hr
Issued by
NWS Los Angeles, CA
Area
Whole counties

County San Bernardino County, CA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 9, 1:03 PM PDT, 2 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOS ANGELES CA
100 PM PDT SAT AUG 9 1986

...WIDELY SCATTERED THUNDERSTORMS DEVELOP MOUNTAINS AND DESERTS...

RADAR DETECTS WIDELY SCATTERED THUNDERSTORMS DEVELOPING IN THE
MOUNTAINS AND DESERTS OF SOUTHERN CALIFORNIA THIS SATURDAY AFTERNOON.

AT 1245 PM...THUNDERSTORMS WERE DETECTED TO THE WEST OF TWENTY NINE
PALMS...TO THE NORTHWEST OF BIG BEAR LAKE AND IN THE SANTA ROSA
MOUNTAINS TO THE WEST OF THE SALTON SEA.

RADAR TOPS NEAR TWENTY NINE PALMS EXCEED FOURTY THOUSAND FEET...AND
MOTORISTS ALONG STATE HIGHWAY 62 BETWEEN TWENTY NINE PALMS AND YUCCA
VALLEY SHOULD BE ALERT FOR STRONG GUSTY WINDS AND POSSIBLE HAIL FOR
THE NEXT ONE TO TWO HOURS.

ALSO...THE THUNDERSTORMS NEAR BIG BEAR LAKE HAVE BEEN PERSISTENT FOR
THE LAST HOUR.  LOCAL HEAVY RAIN IS POSSIBLE.
MOIST TROPICAL AIR CONTINUES TO MOVE INTO THE MOUNTAINS AND DESERTS
OF SOUTHERN CALIFORNIA...AND THUNDERSTORMS ARE EXPECTED TO PERSIST
IN THE AFTERNOON AND EVENING HOURS THE REMAINDER OF THIS WEEKEND.

BOB GREBE
Special weather statement, Aug 9, 2:52 PM PDT, 1 hour before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOS ANGELES CA
100 PM PDT SAT AUG 9 1986

       ...MOUNTAIN AND DESERT THUNDERSTORMS CONTINUE...

RADAR DETECTS SCATTERED THUNDERSTORMS IN THE MOUNTAINS AND DESERTS
OF SOUTHERN CALIFORNIA.

AT 245 PM...THUNDERSTORMS WERE DETECTED NEAR TWENTY NINE PALMS AND
NEAR BIG BEAR LAKE...AS WELL AS...THE SANTA ROSA MOUNTAINS.

RADAR TOPS NEAR TWENTY NINE PALMS EXCEED FOURTY THOUSAND FEET...AND
MOTORISTS ALONG STATE HIGHWAY 62 BETWEEN TWENTY NINE PALMS AND YUCCA
VALLEY SHOULD BE ALERT FOR STRONG GUSTY WINDS AND POSSIBLE HAIL FOR
THE NEXT SEVERAL HOURS.

ALSO...THE THUNDERSTORMS NEAR BIG BEAR LAKE HAVE BEEN PERSISTENT FOR
SEVERAL HOURS.  LOCAL HEAVY RAIN IS POSSIBLE.
                                    .
MOIST TROPICAL AIR CONTINUES TO MOVE INTO THE MOUNTAINS AND DESERTS
OF SOUTHERN CALIFORNIA...AND THUNDERSTORMS ARE EXPECTED TO PERSIST
IN THE AFTERNOON AND EVENING HOURS THE REMAINDER OF THIS WEEKEND.

BOB GREBE

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 3:52 PM PDTFlash Flood WarningLOXRiverside2 hr

Nearby

Flash Flood Warnings in California, 1986Every flash flood warning in 1986

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.