Local Storm Report
Issued by NWS San Diego, CA

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000
NWUS56 KSGX 310205
LSRSGX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SAN DIEGO CA
705 PM PDT FRI JUL 30 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0135 PM     FLASH FLOOD      5 SSE BIG BEAR LAKE     34.17N 116.89W
07/30/2021                   SAN BERNARDINO     CA   DEPT OF HIGHWAYS

            CORRECTS PREVIOUS FLOOD REPORT FROM 5 SSE
            BIG BEAR LAKE. CALTRANS REPORTS ROAD CLOSURE
            BOTH DIRECTIONS ON HIGHWAY 38 FROM GLASS
            ROAD TO SEVEN OAKS DUE TO ROCK AND MUDSLIDES
            ON ROADWAY. RESTRICTION FROM FOREST FALLS TO
            LAKE WILLIAMS DRIVE. RADAR HAS LARGE
            THUNDERSTORMS OVER HIGHWAY 38 AND UPPER
            SANTA ANA WATERSHED ESTIMATED 1.5 TO 2.3
            INCHES OF RAIN ON RADAR IN FROG CREEK,
            BARTON CREEK AND SOUTH FORK SANTA ANA RIVER.
            ROAD STILL CLOSED AS OF 630 PM. LARGE ROCKS,
            LOGS, MUD AND BOULDERS BEING REMOVED. SOME
            DAMAGE REPORTED TO ROAD.

0145 PM     DEBRIS FLOW      6 SE BIG BEAR LAKE      34.17N 116.87W
07/30/2021                   SAN BERNARDINO     CA   DEPT OF HIGHWAYS

            CALTRANS AND CHP AT BARTON FLATS REPORT
            SIGNIFICANT DEBRIS ON HIGHWAY 38. VEHICLES
            REPORTED STUCK AND ROAD IS IMPASSABLE AT 3
            LOCATIONS. MUD, ROCKS AND LOG DEBRIS AND
            FLOODING HAS DAMAGE PART OF STATE HIGHWAY
            38. THE ROAD IS CLOSED AT LEAST FOR 3 HOURS.
            RADAR ESTIMATED 2 TO 2.5 INCHES IN DRAINAGE
            OF BARTON CREEK AND SANTA ANA SOUTH FORK.
            PHOTOS SHARED OF DEBRIS ON ROADWAY.

0245 PM     FLASH FLOOD      7 S BIG BEAR CITY       34.17N 116.85W
07/30/2021                   SAN BERNARDINO     CA   DEPT OF HIGHWAYS

            PER CHP CALTRANS ONSITE. ROAD COVERED UP TO
            5 FEET OF MUD, ROCKS, DEBRIS AND LOGS AT
            JENKS LAKE ROAD AND BOYS CAMP. NO ACCESS TO
            BIG BEAR ON STATE HIGHWAY 38. AT LEAST 3
            LOCATIONS WITH SIGNIFICANT DEBRIS ON
            ROADWAY. EQUIPMENT CLEARING PATH TO ASSESS
            DAMAGE TO ROADWAYS.

0315 PM     FLOOD            19 ENE BIG BEAR CITY    34.35N 116.53W
07/30/2021                   SAN BERNARDINO     CA   TRAINED SPOTTER

            SPOTTER REPORTED WATER FLOWING ON HIGHWAY
            247 OLD WOMAN SPRINGS ROAD. RADAR ESTIMATES
            UP TO 1 INCH OF RAIN FROM THUNDERSTORMS.

0335 PM     HEAVY RAIN       4 SE MOUNTAIN CENTER    33.67N 116.67W
07/30/2021  M1.71 INCH       RIVERSIDE          CA   MESONET

            CORRECTS PREVIOUS FLASH FLOOD REPORT FROM 4
            SE MOUNTAIN CENTER. AUTOMATED WEATHER
            STATION REPORTING 1.5 INCHES OF RAINFALL
            PAST 1 HOURA ND 1.7 INCHES IN 80 MINUTES.
            GARNER VALLEY AT LAKE HEMET.

0335 PM     HEAVY RAIN       4 SE MOUNTAIN CENTER    33.67N 116.67W
07/30/2021  M1.60 INCH       RIVERSIDE          CA   MESONET

            1 INCH OF RAIN MEASURED IN 30 MINUTES ON
            AUTOMATED WEATHER STATION. TOTAL 1.60.
            STATION F6108 AT LAKE HEMET IN GARNER
            VALLEY.

0345 PM     HEAVY RAIN       1 ESE IDYLLWILD         33.75N 116.71W
07/30/2021  M1.64 INCH       RIVERSIDE          CA   MESONET

            CORRECTS PREVIOUS HEAVY RAIN REPORT FROM 1
            ESE IDYLLWILD. AUTOMATED WEATHER STATION AT
            FIRE STATION REPORTS 1.5 INCHES OF RAIN IN
            60 MINUTES. 0.66 INCHES IN 15 MINUTES.

0400 PM     HEAVY RAIN       5 N ANZA                33.62N 116.68W
07/30/2021  M2.56 INCH       RIVERSIDE          CA   MESONET

            THOMAS MOUNTAIN HADS GAUGE REPORT 2.56
            INCHES OF RAINFALL. APPEARS TO BE IN ABOUT
            60 TO 90 MINUTES DURATION. THIS IS LOCATED
            JUST SOUTH OF LAKE HEMET ALONG HIGHWAY 74.


&&

$$

AOT



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