307  
FSUS46 KSGX 252304  
QPSSGX  
 
QUANTITATIVE PRECIPITATION FORECAST  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
404 PM PDT SAT APR 25 2026  
 
PRECIPITATION FORECAST IN INCHES IN 6-HOUR PERIODS...  
[ BEGINNING TIMES FOR EACH PERIOD ARE IN LOCAL TIME... ]  
[ FOR EXAMPLE...05THU ]  
[ ...11THU IS A FORECAST FOR 5 AM TO 11 AM THURSDAY ]  
[ FOR EXAMPLE...23THU ]  
[ ...05FRI IS A FORECAST FOR 11 PM THURSDAY TO 5 AM FRIDAY]  
 
   
..ORANGE COUNTY COASTAL AREAS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
HUNTINGTON BEACH  
0.04 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
NEWPORT BEACH  
0.03 0.06 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
LAGUNA BEACH  
0.04 0.16 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SAN CLEMENTE  
0.06 0.16 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..ORANGE COUNTY INLAND AREAS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
ANAHEIM  
0.03 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
FULLERTON  
0.01 0.04 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00  
BREA  
0.01 0.04 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
VILLA PARK  
0.03 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SANTA ANA MOUNTAINS AND FOOTHILLS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
FREMONT CANYON  
0.04 0.07 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SILVERADO CANYON, 3 MI EAST OF SILVERADO  
0.08 0.16 0.03 0.00 0.00 0.01 0.00 0.00 0.00 0.00  
MODJESKA PRESERVE  
0.07 0.10 0.02 0.00 0.00 0.01 0.00 0.00 0.00 0.00  
SANTIAGO PEAK  
0.09 0.15 0.03 0.00 0.00 0.01 0.00 0.00 0.00 0.00  
EL CARISO  
0.06 0.19 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SANTA ROSA PLATEAU  
0.03 0.12 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
ONTARIO  
0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SAN BERNARDINO  
0.03 0.08 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
BEAUMONT  
0.06 0.10 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
RIVERSIDE  
0.02 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
PERRIS VALLEY CHANNEL  
0.01 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
PRADO DAM  
0.03 0.06 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
TEMECULA  
0.03 0.10 0.07 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
HEMET  
0.01 0.09 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..RIVERSIDE COUNTY MOUNTAINS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
IDYLLWILD  
0.05 0.25 0.10 0.06 0.01 0.00 0.00 0.00 0.00 0.00  
 
   
..COACHELLA VALLEY
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
PALM SPRINGS  
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
THERMAL  
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SAN BERNARDINO COUNTY MOUNTAINS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
SAN ANTONIO DAM  
0.10 0.06 0.02 0.00 0.01 0.00 0.00 0.00 0.00 0.00  
LYTLE CREEK  
0.08 0.06 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
WRIGHTWOOD  
0.05 0.15 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
LAKE ARROWHEAD  
0.09 0.32 0.08 0.06 0.06 0.03 0.00 0.00 0.00 0.00  
BIG BEAR LAKE  
0.06 0.16 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
BIG MORONGO CANYON  
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..APPLE AND LUCERNE VALLEYS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
HESPERIA  
0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
VICTORVILLE  
0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
APPLE VALLEY  
0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SAN DIEGO COUNTY COASTAL AREAS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
OCEANSIDE  
0.05 0.08 0.07 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
MIRAMAR  
0.06 0.07 0.05 0.01 0.00 0.00 0.02 0.00 0.00 0.00  
SAN DIEGO INTERNATIONAL AIRPORT  
0.04 0.03 0.04 0.01 0.00 0.02 0.00 0.00 0.00 0.00  
CHULA VISTA  
0.03 0.05 0.04 0.01 0.00 0.00 0.00 0.00 0.00 0.00  
SAN YSIDRO  
0.01 0.04 0.03 0.01 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SAN DIEGO COUNTY VALLEYS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
FALLBROOK  
0.04 0.17 0.09 0.00 0.00 0.02 0.00 0.00 0.00 0.00  
RANCHO BERNARDO  
0.04 0.12 0.12 0.01 0.00 0.00 0.00 0.00 0.00 0.00  
LA MESA  
0.03 0.06 0.03 0.01 0.00 0.01 0.00 0.00 0.00 0.00  
EL CAJON  
0.02 0.07 0.06 0.01 0.00 0.01 0.00 0.00 0.00 0.00  
 
   
..SAN DIEGO COUNTY MOUNTAINS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
PALOMAR MOUNTAIN  
0.04 0.19 0.10 0.01 0.00 0.00 0.00 0.00 0.00 0.00  
JULIAN  
0.13 0.32 0.19 0.09 0.07 0.07 0.00 0.00 0.00 0.00  
MOUNT LAGUNA  
0.02 0.15 0.11 0.06 0.00 0.00 0.00 0.00 0.00 0.00  
CAMPO  
0.02 0.08 0.04 0.03 0.00 0.00 0.00 0.00 0.00 0.00  
 
   
..SAN DIEGO COUNTY DESERTS
 
 
17SAT 23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON  
23SAT 05SUN 11SUN 17SUN 23SUN 05MON 11MON 17MON 23MON 05TUE  
 
BORREGO SPRINGS  
0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
 

 
 
LIGHT SHOWERS WILL MOVE INTO THE AREA THIS AFTERNOON, BECOMING  
MORE WIDESPREAD TONIGHT INTO SUNDAY MORNING. RAINFALL RATES WILL  
GENERALLY BE AROUND 0.15" PER HOUR OR LESS, WITH ISOLATED RATES UP  
TO 0.30"/HR TONIGHT. SHOWERS BECOME MORE ISOLATED AND LIGHTER  
LATE SUNDAY MORNING, CONTINUING INTO LATE MONDAY MORNING. THE  
GREATEST COVERAGE AND INTENSITY WILL BE OVER SAN DIEGO COUNTY.  
 
CURRENT RAINFALL FORECAST IS AROUND 0.10-0.35" FOR THE COASTAL  
AREAS AND VALLEYS, HIGHEST IN SAN DIEGO COUNTY, 0.20-0.50" IN THE  
MOUNTAINS WITH ISOLATED AMOUNTS TO 0.90" ON THE WEST FACING  
COASTAL SLOPES, AND 0.05" OR LESS IN THE DESERTS. THE SNOW LEVEL  
WILL DROP FROM 7500-8000 FT THIS AFTERNOON TO 5500-6000 FT BY  
SUNDAY MORNING. 1-3" OF SNOW IS POSSIBLE ABOVE 6000 FT.  
 
THERE IS ANOTHER CHANCE OF LIGHT PRECIPITATION AGAIN TOWARDS THE  
MIDDLE OF NEXT WEEK.  
 

 
 
SS  
 
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