358
FSUS46 KSGX 241048
QPSSGX
QUANTITATIVE PRECIPITATION FORECAST
NATIONAL WEATHER SERVICE SAN DIEGO CA
248 AM PST WED DEC 24 2025
PRECIPITATION FORECAST IN INCHES IN 6-HOUR PERIODS...
[ BEGINNING TIMES FOR EACH PERIOD ARE IN LOCAL TIME... ]
[ FOR EXAMPLE...04THU ]
[ ...10THU IS A FORECAST FOR 4 AM TO 10 AM THURSDAY ]
[ FOR EXAMPLE...22THU ]
[ ...04FRI IS A FORECAST FOR 10 PM THURSDAY TO 4 AM FRIDAY]
..ORANGE COUNTY COASTAL AREAS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
HUNTINGTON BEACH
0.70 1.15 0.13 0.07 0.10 0.11 0.16 0.28 0.20 0.14 0.06 0.03
NEWPORT BEACH
0.52 1.21 0.11 0.05 0.10 0.08 0.14 0.24 0.20 0.14 0.08 0.03
LAGUNA BEACH
0.43 1.10 0.13 0.05 0.09 0.08 0.12 0.22 0.22 0.15 0.08 0.03
SAN CLEMENTE
0.28 0.87 0.15 0.05 0.07 0.06 0.10 0.19 0.23 0.16 0.09 0.03
..ORANGE COUNTY INLAND AREAS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
ANAHEIM
0.67 1.35 0.21 0.09 0.14 0.14 0.20 0.35 0.23 0.16 0.07 0.03
FULLERTON
0.79 1.29 0.16 0.10 0.11 0.14 0.22 0.37 0.22 0.15 0.07 0.03
BREA
0.82 1.39 0.24 0.12 0.14 0.16 0.25 0.44 0.26 0.17 0.07 0.03
VILLA PARK
0.62 1.49 0.20 0.07 0.12 0.12 0.18 0.30 0.24 0.17 0.07 0.03
..SANTA ANA MOUNTAINS AND FOOTHILLS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
FREMONT CANYON
0.66 1.59 0.23 0.08 0.12 0.13 0.17 0.28 0.25 0.18 0.08 0.03
SILVERADO CANYON, 3 MI EAST OF SILVERADO
1.04 2.09 0.51 0.15 0.14 0.14 0.19 0.35 0.38 0.30 0.12 0.04
MODJESKA PRESERVE
0.71 1.66 0.34 0.11 0.11 0.12 0.17 0.30 0.31 0.23 0.10 0.03
SANTIAGO PEAK
0.89 1.96 0.50 0.15 0.13 0.14 0.18 0.31 0.35 0.28 0.12 0.04
EL CARISO
0.51 1.47 0.37 0.08 0.07 0.06 0.10 0.19 0.24 0.20 0.08 0.03
SANTA ROSA PLATEAU
0.42 1.59 0.44 0.16 0.07 0.04 0.07 0.18 0.25 0.19 0.09 0.04
..SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
ONTARIO
0.61 1.12 0.23 0.10 0.13 0.14 0.17 0.31 0.25 0.17 0.07 0.02
SAN BERNARDINO
0.29 0.96 0.43 0.05 0.05 0.08 0.12 0.20 0.20 0.17 0.07 0.02
BEAUMONT
0.39 0.97 0.58 0.13 0.02 0.04 0.06 0.15 0.19 0.18 0.09 0.03
RIVERSIDE
0.27 0.83 0.26 0.04 0.06 0.07 0.11 0.19 0.20 0.16 0.07 0.02
PERRIS VALLEY CHANNEL
0.23 0.77 0.27 0.07 0.04 0.05 0.05 0.13 0.17 0.15 0.08 0.02
PRADO DAM
0.52 1.28 0.20 0.05 0.10 0.11 0.16 0.28 0.24 0.19 0.07 0.02
TEMECULA
0.17 1.08 0.51 0.11 0.04 0.03 0.04 0.12 0.19 0.16 0.08 0.04
HEMET
0.12 0.69 0.47 0.11 0.02 0.02 0.03 0.07 0.14 0.13 0.06 0.02
..RIVERSIDE COUNTY MOUNTAINS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
IDYLLWILD
0.35 1.06 0.91 0.23 0.09 0.04 0.04 0.08 0.15 0.20 0.08 0.04
..COACHELLA VALLEY
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
PALM SPRINGS
0.10 0.33 0.22 0.03 0.01 0.00 0.00 0.00 0.04 0.04 0.01 0.00
THERMAL
0.01 0.06 0.09 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
..SAN BERNARDINO COUNTY MOUNTAINS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
SAN ANTONIO DAM
2.50 2.81 0.66 0.42 0.27 0.33 0.40 0.59 0.42 0.29 0.13 0.05
LYTLE CREEK
2.81 3.26 0.80 0.46 0.34 0.30 0.44 0.78 0.45 0.31 0.15 0.05
WRIGHTWOOD
2.47 3.58 0.75 0.35 0.20 0.27 0.24 0.50 0.24 0.17 0.07 0.04
LAKE ARROWHEAD
1.67 3.08 1.36 0.26 0.12 0.24 0.25 0.35 0.31 0.26 0.13 0.04
BIG BEAR LAKE
0.61 1.80 1.13 0.09 0.01 0.04 0.06 0.11 0.14 0.13 0.07 0.03
BIG MORONGO CANYON
0.79 1.83 1.24 0.06 0.01 0.01 0.01 0.04 0.08 0.09 0.03 0.02
..APPLE AND LUCERNE VALLEYS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
HESPERIA
1.01 1.80 0.34 0.04 0.02 0.06 0.07 0.14 0.09 0.07 0.03 0.02
VICTORVILLE
0.69 1.20 0.17 0.02 0.01 0.04 0.08 0.14 0.08 0.08 0.03 0.02
APPLE VALLEY
0.53 1.04 0.18 0.02 0.01 0.03 0.06 0.11 0.06 0.06 0.03 0.01
..SAN DIEGO COUNTY COASTAL AREAS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
OCEANSIDE
0.13 0.89 0.22 0.05 0.05 0.03 0.05 0.13 0.24 0.17 0.09 0.04
MIRAMAR
0.05 0.66 0.32 0.08 0.05 0.01 0.02 0.06 0.15 0.16 0.11 0.04
SAN DIEGO INTERNATIONAL AIRPORT
0.04 0.61 0.28 0.08 0.05 0.02 0.01 0.05 0.13 0.16 0.11 0.04
CHULA VISTA
0.02 0.54 0.25 0.12 0.04 0.02 0.01 0.04 0.09 0.13 0.10 0.04
SAN YSIDRO
0.01 0.55 0.26 0.06 0.05 0.02 0.00 0.04 0.09 0.12 0.10 0.04
..SAN DIEGO COUNTY VALLEYS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
FALLBROOK
0.12 0.92 0.33 0.08 0.05 0.03 0.04 0.11 0.23 0.19 0.09 0.03
RANCHO BERNARDO
0.05 0.68 0.33 0.09 0.05 0.01 0.02 0.07 0.14 0.16 0.10 0.04
LA MESA
0.03 0.60 0.32 0.12 0.05 0.01 0.01 0.04 0.10 0.14 0.11 0.04
EL CAJON
0.03 0.63 0.35 0.13 0.05 0.01 0.01 0.03 0.10 0.14 0.10 0.04
..SAN DIEGO COUNTY MOUNTAINS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
PALOMAR MOUNTAIN
0.41 1.49 1.02 0.20 0.07 0.03 0.03 0.08 0.19 0.20 0.13 0.04
JULIAN
0.04 0.64 0.83 0.24 0.06 0.03 0.02 0.04 0.10 0.14 0.12 0.05
MOUNT LAGUNA
0.17 0.81 1.06 0.42 0.10 0.04 0.00 0.01 0.05 0.08 0.08 0.03
CAMPO
0.01 0.33 0.59 0.25 0.04 0.01 0.00 0.00 0.04 0.08 0.08 0.02
..SAN DIEGO COUNTY DESERTS
04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI
10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI 10FRI 16FRI 22FRI 04SAT
BORREGO SPRINGS
0.03 0.14 0.17 0.02 0.01 0.00 0.00 0.00 0.02 0.02 0.01 0.01
A HIGH RISK FOR FLASH FLOODING CONTINUES FOR THE SAN BERNARDINO
COUNTY MOUNTAINS AND ADJACENT FOOTHILL AREAS OF THE INLAND EMPIRE
FROM 4 AM TODAY TO 4 AM THURSDAY WITH THE GREATEST RISK THROUGH
THROUGH EARLY EVENING WITH A GREATER RISK FOR DAMAGING AND
POTENTIALLY LIFE-THREATENING FLASH FLOODING. A MODERATE RISH FOR
FLASH FLOODING EXTENDS SOUTHWARD FROM THE HIGH RISK AREA INTO FAR
NORTHERN SAN DIEGO COUNTY.
MORE WIDESPREAD AND HEAVIER RAINFALL WILL BEGIN TO SPREAD INTO
ORANGE AND SOUTHWESTERN SAN BERNARDINO COUNTIES AROUND 6 AM, THEN
MOVE SLOWLY EAST AND SOUTH DURING THE DAY, THEN MOVE MORE QUICKLY
EASTWARD DURING THE EVENING.
FOR ORANGE AND SOUTHWESTERN SAN BERNARDINO COUNTIES THROUGH
TONIGHT, RAINFALL WILL RANGE FROM 1.5 TO 2.5 INCHES NEAR THE COAST
TO 6 TO 8 INCHES IN THE MOUNTAINS WITH LOCAL AMOUNTS EXCEEDING 10
INCHES IN THE EASTERN SAN GABRIEL MOUNTAINS. AMOUNTS WILL DECREASE
FROM NORTH TO SOUTH WITH AMOUNTS ACROSS FAR SOUTHERN SAN DIEGO
COUNTY RANGING FROM AROUND ONE INCH NEAR THE COAST TO 1.5 TO 2
INCHES IN THE MOUNTAINS. FOR THE HIGH DESERT, 1.5 TO 2.5 INCHES IS
EXPECTED WITH AS MUCH AS 3 TO 5 INCHES IN THE DESERT FOOTHILL
AREAS BELOW WRIGHTWOOD. FOR THE LOWER DESERTS, ONE-QUARTER TO ONE-
HALF INCH IS EXPECTED.
THE HIGHEST RAINFALL RATES TODAY ARE EXPECTED ON THE COASTAL
SLOPES OF THE SAN BERNARDINO COUNTY MOUNTAINS TODAY. FOR THE
EASTERN SAN GABRIEL MOUNTAINS, RAINFALL RATES TO ONE-HALF INCH PER
HOUR ARE EXPECTED TO BEGIN BY DAWN WITH SEVERAL HOURS OF RAINFALL
RATES AROUND 1 INCH PER HOUR BETWEEN 8 AM AND 4 PM WITH RAINFALL
RATES TO AROUND ONE-HALF INCH PER HOUR CONTINUING UNTIL EARLY THIS
EVENING. FOR THE SAN BERNARDINO MOUNTAINS, RAINFALL RATES OF
AROUND ONE-HALF INCH PER HOUR WILL BEGIN BY LATE MORNING AND
CONTINUE THROUGH THE AFTERNOON, LOCALLY TO AROUND ONE INCH PER
HOUR DURING THE AFTERNOON.
SCATTERED SHOWERS WILL CONTINUE THROUGH CHRISTMAS DAY WITH
ADDITIONAL RAINFALL MOSTLY ONE-QUARTER INCH OR LESS, THOUGH
LOCALLY ONE-HALF TO ONE INCH ON THE COASTAL SLOPES TO THE WEST OF
THE CAJON PASS.
ANOTHER ROUND OF MORE WIDESPREAD SHOWERS IS EXPECTED TO MOVE
SOUTHWARD ACROSS THE AREA FOR THURSDAY NIGHT AND FRIDAY, THOUGH
WITH SOME DIFFERENCES IN TIMING AND AMOUNTS. FOR ORANGE AND
SOUTHWESTERN SAN BERNARDINO COUNTIES FOR THURSDAY NIGHT AND FRIDAY,
RAINFALL COULD RANGE FROM 0.5 TO 1 INCH NEAR THE COAST TO 1.5 TO
2.5 INCHES IN THE MOUNTAINS WITH LOCALLY GREATER AMOUNTS. AMOUNTS
WILL DECREASE FROM NORTH TO SOUTH WITH AMOUNTS ACROSS FAR
SOUTHERN SAN DIEGO COUNTY AROUND ONE-THIRD INCH. FOR THE HIGH
DESERT, 0.25 TO 0.50 INCH IS EXPECTED WITH ONE-TENTH INCH OR LESS
FOR THE LOWER DESERTS.
THE SNOW LEVEL WILL RISE ABOVE 9000 FEET EARLY THIS MORNING, FALL
TO AROUND 6500 TO 7000 FEET FOR LATE TONIGHT THROUGH THURSDAY,
RISE TO AROUND 7500 FEET FOR LATE THURSDAY NIGHT, THEN FALL TO
AROUND 5000 FEET FOR THE WEEKEND.
17
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