437
WGUS86 KSGX 050322
FLSSGX
FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN DIEGO CA
722 PM PST SUN JAN 4 2026
.AN AREA OF HEAVY SHOWERS WILL LEAD TO LOCALIZED FLOODING.
CAC071-050530-
/O.NEW.KSGX.FA.Y.0011.260105T0322Z-260105T0516Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
722 PM PST SUN JAN 4 2026
..FLOOD ADVISORY IN EFFECT UNTIL 916 PM PST THIS EVENING
* WHAT...FLOODING CAUSED BY MODERATE RAINFALL IS EXPECTED.
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA, INCLUDING THE MOUNTAINS
OF WESTERN SAN BERNARDINO COUNTY.
* WHEN...UNTIL 916 PM PST.
* IMPACTS...MINOR FLOODING AND DEBRIS FLOWS IN LOW-LYING AND POOR
DRAINAGE AREAS.
* ADDITIONAL DETAILS...
- AT 718 PM PST, DOPPLER RADAR INDICATED HEAVY RAIN. MINOR
FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY IN THE
ADVISORY AREA. BETWEEN 0.25 AND 0.75 INCHES OF RAIN HAVE
FALLEN.
- ADDITIONAL RAINFALL AMOUNTS OF 0.5 TO 1 INCH ARE EXPECTED
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR
FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
FONTANA, RIALTO, NORTHERN RANCHO CUCAMONGA, UPLAND, HWY 138
BETWEEN I-15 AND HWY 2 AND SAN ANTONIO HEIGHTS.
- THIS INCLUDES AREAS NEAR THE BRIDGE BURN SCAR, WHICH MAY SEE
MINOR DEBRIS FLOWS.
- HTTPS://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 3417 11743 3414 11768 3416 11768 3417 11768
3418 11768 3421 11767 3423 11766 3425 11766
3428 11765 3429 11765 3430 11765 3432 11765
3433 11765 3431 11750
APR
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