759  
NOUS46 KMTR 121402  
PNSMTR  
CAZ006-502>506-508>510-512>518-528>530-130202-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
702 AM PDT SUN APR 12 2026  
   
..24 HOUR PRECIPITATION REPORTS  
 
UNOFFICIAL 24 HOUR RAINFALL TOTALS FROM 5 AM SATURDAY TO 5 AM SUNDAY.  
 
LOCATION AMOUNT TIME/DATE LAT/LON  
WHITE ROCK RIDGE 3.20 IN 0600 AM 04/12 36.42N/121.81W  
ANDERSON PEAK 2.84 IN 0640 AM 04/12 36.18N/121.65W  
4.4 NE INTERLAKEN 2.63 IN 0600 AM 04/12 37.01N/121.70W  
2.7 N CORRALITOS 2.29 IN 0500 AM 04/12 37.04N/121.80W  
2.3 NE SOQUEL 2.17 IN 0400 AM 04/12 37.02N/121.93W  
1.8 W CORRALITOS 2.14 IN 0600 AM 04/12 37.00N/121.83W  
2.1 NW BOULDER CREEK 1.97 IN 0600 AM 04/12 37.15N/122.16W  
2 SSE EL GRANADA 1.95 IN 0645 AM 04/12 37.47N/122.44W  
14.2 NW HEARST CASTLE 1.92 IN 0500 AM 04/12 35.85N/121.32W  
3.7 W YOUNTVILLE 1.91 IN 0300 AM 04/12 38.41N/122.43W  
9.6 SW CARMEL VALLEY VILL 1.88 IN 0600 AM 04/12 36.38N/121.83W  
5.3 N DAY VALLEY 1.88 IN 0645 AM 04/12 37.11N/121.84W  
LAGUNITAS 1.79 IN 0643 AM 04/12 38.02N/122.71W  
FELTON 1.79 IN 0648 AM 04/12 37.04N/122.08W  
BOULDER CREEK 4.1 N 1.78 IN 0639 AM 04/12 37.20N/122.14W  
KENTFIELD 1.78 IN 0600 AM 04/12 37.96N/122.55W  
4.1 W BOULDER CREEK 1.78 IN 0650 AM 04/12 37.14N/122.20W  
HEALDSBURG 1.76 IN 0645 AM 04/12 38.61N/122.83W  
13.0 SW GREENFIELD 1.76 IN 0500 AM 04/12 36.17N/121.38W  
LAKE KITTRIDGE 1.75 IN 0615 AM 04/12 37.19N/122.02W  
BARNABY RAWS 1.74 IN 0611 AM 04/12 38.03N/122.70W  
ALMADEN WATERSHED 1.73 IN 0645 AM 04/12 37.16N/121.84W  
RIO DEL MAR 1.68 IN 0650 AM 04/12 36.97N/121.88W  
5.1 NE DAY VALLEY 1.66 IN 0645 AM 04/12 37.08N/121.79W  
22.0 NW HEARST CASTLE 1.64 IN 0600 AM 04/12 35.95N/121.40W  
3.3 SW YOUNTVILLE 1.63 IN 0600 AM 04/12 38.36N/122.42W  
BEN LOMOND MOUNTAIN (RAWS) 1.61 IN 0650 AM 04/12 37.13N/122.17W  
LA HONDA RAWS 1.61 IN 0607 AM 04/12 37.31N/122.26W  
BIG SUR RAWS 1.58 IN 0604 AM 04/12 36.25N/121.78W  
SAN CARLOS 1.57 IN 0650 AM 04/12 37.48N/122.28W  
MANCHESTER 1.57 IN 0649 AM 04/12 38.43N/122.93W  
2.5 SW WALNUT CREEK 1.57 IN 0600 AM 04/12 37.87N/122.06W  
1 ENE WINDSOR 1.56 IN 0645 AM 04/12 38.56N/122.77W  
BOULDER CREEK 1.56 IN 0649 AM 04/12 37.16N/122.13W  
ATHERTON 1.55 IN 0640 AM 04/12 37.47N/122.18W  
4.7 N LAKE NACIMIENTO 1.55 IN 0100 AM 04/12 35.80N/120.89W  
1 ESE OCCIDENTAL 1.54 IN 0645 AM 04/12 38.38N/122.91W  
6.4 NE MORGAN HILL 1.53 IN 0645 AM 04/12 37.19N/121.55W  
3.2 SW SARATOGA 1.53 IN 0645 AM 04/12 37.24N/122.07W  
HUDDART COUNTY PARK 1.51 IN 0615 AM 04/12 37.44N/122.29W  
24.9 SW GREENFIELD (DRI) 1.50 IN 0630 AM 04/12 36.07N/121.56W  
HIGHLANDS PEAK MET STATION N 1.50 IN 0630 AM 04/12 36.05N/121.56W  
SAN ANSELMO 1.49 IN 0647 AM 04/12 37.99N/122.58W  
LA HONDA 1.49 IN 0650 AM 04/12 37.30N/122.17W  
MOUNT TAMALPAIS RAWS 1.49 IN 0636 AM 04/12 37.93N/122.59W  
LAKE ELSMAN 1.48 IN 0615 AM 04/12 37.13N/121.93W  
LAKE RANCH NORTH 1.48 IN 0615 AM 04/12 37.22N/122.05W  
ST. MARYS COLLEGE 1.47 IN 0600 AM 04/12 37.84N/122.11W  
2.4 W ORINDA 1.47 IN 0600 AM 04/12 37.88N/122.22W  
SPRING VALLEY RAWS 1.45 IN 0618 AM 04/12 37.56N/122.44W  
2.2 S LEXINGTON HILLS 1.45 IN 0400 AM 04/12 37.13N/121.97W  
AUSTIN CREEK--RUSSIAN RIVER 1.41 IN 0615 AM 04/12 38.56N/123.01W  
6 N HEALDSBURG 1.40 IN 0645 AM 04/12 38.72N/122.88W  
1 SSW PALO ALTO 1.40 IN 0645 AM 04/12 37.38N/122.15W  
4 NW GLEN ELLEN 1.40 IN 0645 AM 04/12 38.40N/122.60W  
BERKELEY 1.39 IN 0649 AM 04/12 37.87N/122.16W  
WALNUT CREEK 1.38 IN 0650 AM 04/12 37.89N/122.04W  
SARATOGA 1.38 IN 0615 AM 04/12 37.25N/122.05W  
SRFD WHITE OAK DRIVE 1.37 IN 0616 AM 04/12 38.42N/122.60W  
WALNUT CREEK 1.36 IN 0645 AM 04/12 37.90N/122.10W  
LOS GATOS 1.36 IN 0630 AM 04/12 37.11N/121.88W  
SAN MARTIN 1.35 IN 0645 AM 04/12 37.09N/121.57W  
WINDSOR 1.34 IN 0645 AM 04/12 38.56N/122.80W  
1 N SAN MATEO 1.34 IN 0650 AM 04/12 37.58N/122.32W  
4.9 SW SARATOGA 1.34 IN 0400 AM 04/12 37.21N/122.07W  
SANTA CRUZ 1.33 IN 0647 AM 04/12 36.97N/121.97W  
LAS TRAMPAS 1.33 IN 0628 AM 04/12 37.83N/122.07W  
REDWOOD CITY 1.32 IN 0646 AM 04/12 37.45N/122.22W  
BIG BASIN STATE PARK 1.32 IN 0600 AM 04/12 37.18N/122.20W  
BELMONT 1.31 IN 0645 AM 04/12 37.50N/122.31W  
CORDOZA RIDGE 1.30 IN 0602 AM 04/12 37.17N/121.53W  
1.0 N ALAMO 1.30 IN 0600 AM 04/12 37.87N/122.00W  
KENWOOD 1.30 IN 0645 AM 04/12 38.44N/122.52W  
2.5 SW CUPERTINO 1.30 IN 0649 AM 04/12 37.29N/122.08W  
1 SSE LOS ALTOS HILLS 1.29 IN 0645 AM 04/12 37.35N/122.13W  
SEBASTOPOL 1.29 IN 0645 AM 04/12 38.42N/122.89W  
SOUTH SAN MATEO 1.28 IN 0647 AM 04/12 37.53N/122.30W  
WALNUT CREEK 2.3 WSW 1.28 IN 0623 AM 04/12 37.89N/122.08W  
HEALDSBURG 1.28 IN 0645 AM 04/12 38.61N/122.77W  
MONTE RIO 1.28 IN 0650 AM 04/12 38.47N/123.01W  
6.5 SE SAN JUAN BAUTISTA 1.28 IN 0600 AM 04/12 36.76N/121.49W  
WINDSOR 1.27 IN 0650 AM 04/12 38.55N/122.79W  
POINT REYES STATION 1.27 IN 0645 AM 04/12 38.07N/122.81W  
BONNY DOON FIRE STATION ON M 1.26 IN 0600 AM 04/12 38.05N/122.22W  
3.9 SW GILROY 1.26 IN 0645 AM 04/12 36.96N/121.60W  
ROSS 1.25 IN 0646 AM 04/12 37.96N/122.56W  
RICHMOND 1.25 IN 0644 AM 04/12 37.98N/122.30W  
1.3 N ORINDA 1.25 IN 0600 AM 04/12 37.90N/122.17W  
PULGAS 1.25 IN 0618 AM 04/12 37.47N/122.30W  
SEBASTOPOL - ELPHICK RD 1.24 IN 0647 AM 04/12 38.38N/122.82W  
GRATON 1.24 IN 0645 AM 04/12 38.43N/122.90W  
1 E GILROY 1.23 IN 0645 AM 04/12 37.01N/121.56W  
PALOMAR PARK 1.23 IN 0646 AM 04/12 37.48N/122.27W  
BOULDER CREEK 1.23 IN 0645 AM 04/12 37.11N/122.11W  
HAWKEYE RAWS 1.22 IN 0556 AM 04/12 38.74N/122.84W  
29.5 S CARMEL VALLEY VILL (D 1.22 IN 0630 AM 04/12 36.07N/121.60W  
4.1 N BLACKHAWK 1.22 IN 0600 AM 04/12 37.88N/121.92W  
BOULDER CREEK 1.21 IN 0649 AM 04/12 37.14N/122.13W  
LOS ALTOS HILLS 1.21 IN 0643 AM 04/12 37.37N/122.17W  
POVERTY 1.21 IN 0619 AM 04/12 37.44N/121.77W  
SANTA ROSA 1.20 IN 0644 AM 04/12 38.44N/122.66W  
LAFAYETTE 1.20 IN 0649 AM 04/12 37.88N/122.12W  
CASTRO VALLEY 1.20 IN 0645 AM 04/12 37.71N/122.07W  
6.0 NE NAPA 1.20 IN 0100 AM 04/12 38.34N/122.20W  
SAN CARLOS 1.19 IN 0645 AM 04/12 37.49N/122.27W  
OAKLAND 1.19 IN 0645 AM 04/12 37.75N/122.13W  
6.6 NE CARMEL VALLEY VILL 1.19 IN 0400 AM 04/12 36.55N/121.63W  
LAFAYETTE HILLS 1.18 IN 0649 AM 04/12 37.92N/122.09W  
BOULDER CREEK 1.18 IN 0642 AM 04/12 37.11N/122.11W  
DIABLO VALLEY COLLEGE PLEASA 1.18 IN 0649 AM 04/12 37.97N/122.07W  
SAN RAFAEL 1.18 IN 0646 AM 04/12 37.98N/122.54W  
SAN JOSE 1.17 IN 0649 AM 04/12 37.24N/121.89W  
SANTA CRUZ 1.17 IN 0645 AM 04/12 36.97N/122.03W  
LOS ALTOS 1.17 IN 0610 AM 04/12 37.35N/122.14W  
OAKLAND 1.16 IN 0630 AM 04/12 37.83N/122.25W  
3.8 SE MORAGA TOWN 1.16 IN 0600 AM 04/12 37.82N/122.06W  
1 WSW OAKLAND 1.15 IN 0645 AM 04/12 37.77N/122.25W  
2 SSW CONCORD 1.15 IN 0646 AM 04/12 37.94N/122.01W  
WATSONVILLE WATER WORKS 1.15 IN 0600 AM 04/12 36.99N/121.81W  
CORRALITOS 1.15 IN 0627 AM 04/12 36.99N/121.80W  
2.3 E CASTRO VALLEY 1.15 IN 0600 AM 04/12 37.72N/122.02W  
PACIFICA 1.15 IN 0641 AM 04/12 37.59N/122.49W  
OAKLAND FIRE STATION 25 1.15 IN 0600 AM 04/12 37.80N/122.19W  
1.6 N CASTRO VALLEY (RR) ( 1.15 IN 0258 AM 04/12 37.73N/122.06W  
BOULDER CREEK 1.14 IN 0650 AM 04/12 37.12N/122.12W  
SANTA ROSA 1.14 IN 0645 AM 04/12 38.44N/122.77W  
2.2 SW PETALUMA 1.14 IN 0600 AM 04/12 38.22N/122.65W  
OAKLAND N RAWS 1.12 IN 0633 AM 04/12 37.87N/122.22W  
SANTA ROSA 1.11 IN 0645 AM 04/12 38.45N/122.76W  
1.3 W PACHECO 1.11 IN 0600 AM 04/12 37.99N/122.09W  
OAKLAND 1.11 IN 0646 AM 04/12 37.84N/122.26W  
OAK RIDGE 1.11 IN 0633 AM 04/12 38.74N/123.31W  
2.6 N WALNUT CREEK 1.11 IN 0600 AM 04/12 37.94N/122.03W  
1 NW ROSELAND 1.10 IN 0645 AM 04/12 38.43N/122.74W  
PINOLE 1.10 IN 0645 AM 04/12 37.98N/122.26W  
EL CERRITO 1.10 IN 0648 AM 04/12 37.91N/122.29W  
2 WSW DUBLIN 1.10 IN 0650 AM 04/12 37.70N/121.95W  
2 ESE INVERNESS 1.09 IN 0645 AM 04/12 38.07N/122.81W  
PETALUMA 1.09 IN 0650 AM 04/12 38.28N/122.65W  
OCCIDENTAL 1.08 IN 0649 AM 04/12 38.39N/122.97W  
CONCORD 1.08 IN 0647 AM 04/12 37.96N/121.95W  
10.0 SE LIVERMORE 1.08 IN 0610 AM 04/12 37.56N/121.68W  
2 E FETTERS HOT SPRING 1.07 IN 0645 AM 04/12 38.33N/122.44W  
BLACKHAWK 1.07 IN 0629 AM 04/12 37.85N/121.90W  
SARATOGA 1.07 IN 0650 AM 04/12 37.24N/122.04W  
ROSS 1.07 IN 0645 AM 04/12 37.96N/122.55W  
MARQUEZ RAWS 1.07 IN 0650 AM 04/12 36.36N/120.77W  
7.0 E YOUNTVILLE 1.07 IN 0610 AM 04/12 38.43N/122.25W  
SRFD HARVILLE ROAD 1.07 IN 0615 AM 04/12 38.49N/122.66W  
4.4 E EAST FOOTHILLS (DRI) 1.07 IN 0630 AM 04/12 37.38N/121.74W  
10.2 SW GONZALES (DRI) 1.07 IN 0630 AM 04/12 36.39N/121.55W  
5.2 SW MORGAN HILL 1.07 IN 0645 AM 04/12 37.07N/121.69W  
3.3 SW YOUNTVILLE (CNRFC) 1.07 IN 0510 AM 04/12 38.36N/122.42W  
ARROYO DEL HAMBRE 1.06 IN 0600 AM 04/12 37.98N/122.18W  
COYOTE RESERVOIR PRECIPITATI 1.06 IN 0645 AM 04/12 37.12N/121.55W  
SAN FRANCISCO AIRPORT 1.05 IN 0556 AM 04/12 37.62N/122.37W  
2 ESE SANTA ROSA 1.05 IN 0645 AM 04/12 38.43N/122.65W  
FAIRFAX 1.05 IN 0648 AM 04/12 37.98N/122.60W  
CUPERTINO 1.04 IN 0645 AM 04/12 37.28N/122.12W  
OAKLAND 1.04 IN 0645 AM 04/12 37.80N/122.22W  
BERKELEY 1.04 IN 0650 AM 04/12 37.85N/122.26W  
1.9 W RODEO 1.04 IN 0600 AM 04/12 38.04N/122.27W  
BLACK DIAMOND RAWS 1.03 IN 0628 AM 04/12 37.95N/121.88W  
SRFD LOS ALAMOS ROAD 1.03 IN 0616 AM 04/12 38.47N/122.62W  
5.3 S MOUNT HAMILTON 1.02 IN 0645 AM 04/12 37.27N/121.61W  
SAN JOSE 1.02 IN 0650 AM 04/12 37.21N/121.87W  
SCOTTS VALLEY 1.01 IN 0645 AM 04/12 37.09N/122.03W  
SAN JOSE 1.01 IN 0650 AM 04/12 37.21N/121.86W  
WOODACRE RAWS 1.01 IN 0651 AM 04/12 37.99N/122.64W  
OAKLAND 1.00 IN 0646 AM 04/12 37.77N/122.16W  
ALAMO 1.00 IN 0646 AM 04/12 37.84N/122.03W  
MARTINEZ 1.00 IN 0648 AM 04/12 38.01N/122.12W  
PACIFICA 1.00 IN 0643 AM 04/12 37.58N/122.48W  
BRIONES RAWS 1.00 IN 0628 AM 04/12 37.93N/122.12W  
1 NE MILLBRAE 1.00 IN 0649 AM 04/12 37.62N/122.38W  
PACIFICA 0.99 IN 0645 AM 04/12 37.63N/122.49W  
OAKLAND S RAWS 0.99 IN 0633 AM 04/12 37.79N/122.14W  
OLEMA VALLEY 0.99 IN 0613 AM 04/12 38.04N/122.80W  
LOS GATOS RAWS 0.98 IN 0632 AM 04/12 37.20N/121.95W  
1.6 NW NOVATO (CNRFC) 0.98 IN 0135 AM 04/12 38.11N/122.58W  
SRFD NEWGATE COURT 0.98 IN 0616 AM 04/12 38.49N/122.70W  
HERCULES 0.97 IN 0650 AM 04/12 38.03N/122.28W  
ORINDA 0.97 IN 0642 AM 04/12 37.85N/122.16W  
CLOVERDALE 0.97 IN 0640 AM 04/12 38.79N/122.99W  
SANTA ROSA 0.97 IN 0649 AM 04/12 38.37N/122.65W  
13.1 NE MOUNT HAMILTON 0.97 IN 0610 AM 04/12 37.51N/121.54W  
26.2 SW GREENFIELD (DRI) 0.97 IN 0630 AM 04/12 36.07N/121.60W  
WHALE POINT NEAR LUCIA 4NW 0.97 IN 0630 AM 04/12 36.07N/121.60W  
OAKLAND AIRPORT 0.96 IN 0609 AM 04/12 37.72N/122.23W  
CAMBRIAN PARK 0.96 IN 0645 AM 04/12 37.24N/121.94W  
1 S RICHMOND 0.96 IN 0645 AM 04/12 37.92N/122.36W  
UC BERKELEY BOTANICAL GARDEN 0.96 IN 0649 AM 04/12 37.88N/122.24W  
SANTA ROSA 1.3 NW 0.96 IN 0345 AM 04/12 38.46N/122.72W  
GRAND CANYON - PHANTOM 0.95 IN 0645 AM 04/12 38.43N/122.85W  
PITTSBURG 0.95 IN 0645 AM 04/12 38.02N/121.94W  
REDWOOD CITY 0.95 IN 0646 AM 04/12 37.45N/122.22W  
SAINT HELENA (CNRFC) 0.95 IN 0605 AM 04/12 38.51N/122.46W  
5 SE EL GRANADA 0.93 IN 0640 AM 04/12 37.45N/122.40W  
SAN MATEO 0.93 IN 0650 AM 04/12 37.56N/122.31W  
HASTINGS RAWS 0.93 IN 0611 AM 04/12 36.39N/121.55W  
SCOTTS VALLEY 0.93 IN 0648 AM 04/12 37.05N/121.59W  
PETALUMA 0.93 IN 0645 AM 04/12 38.26N/122.64W  
CLAYTON 0.93 IN 0650 AM 04/12 37.94N/121.93W  
CONCORD 0.93 IN 0645 AM 04/12 37.96N/122.00W  
APTOS 0.93 IN 0645 AM 04/12 36.95N/121.87W  
BLACK MOUNTAIN 0.93 IN 0607 AM 04/12 36.38N/120.86W  
SRFD LLANO ROAD 0.93 IN 0614 AM 04/12 38.37N/122.76W  
6.9 SW RUMSEY (DRI) 0.93 IN 0630 AM 04/12 38.82N/122.33W  
SANTA CRUZ - WATER ST @ BRAN 0.92 IN 0649 AM 04/12 36.98N/122.02W  
WALNUT CREEK 0.92 IN 0645 AM 04/12 37.90N/122.07W  
PLEASANT HILL 0.92 IN 0645 AM 04/12 37.98N/122.09W  
CLAYTON 0.92 IN 0650 AM 04/12 37.93N/121.93W  
5.5 NW CALISTOGA 0.92 IN 0650 AM 04/12 38.66N/122.62W  
SAN LEANDRO CK ROLAND 0.92 IN 0615 AM 04/12 37.74N/122.20W  
ROSE PEAK 0.92 IN 0628 AM 04/12 37.50N/121.74W  
SOQUEL 0.91 IN 0650 AM 04/12 37.05N/121.95W  
NOVATO 0.91 IN 0643 AM 04/12 38.11N/122.61W  
BOULDER CREEK 0.91 IN 0645 AM 04/12 37.23N/122.15W  
ARROYO SECO RAWS 0.90 IN 0604 AM 04/12 36.24N/121.48W  
DUBLIN - MURRAY ELEMENTARY 0.90 IN 0646 AM 04/12 37.72N/121.93W  
15.3 SW KING CITY 0.90 IN 0625 AM 04/12 36.01N/121.24W  
15.3 SW KING CITY 0.90 IN 0300 AM 04/12 36.01N/121.24W  
HAYWARD 0.90 IN 0645 AM 04/12 37.62N/122.04W  
1.4 SE TAMALPAIS-HOMESTEAD ( 0.90 IN 1030 PM 04/11 37.87N/122.53W  
SAN PABLO 0.89 IN 0645 AM 04/12 37.95N/122.34W  
MALLORY RIDGE RAWS 0.89 IN 0602 AM 04/12 37.82N/121.78W  
SRFD STATION 1 0.89 IN 0612 AM 04/12 38.44N/122.70W  
SAN FRANCISCO 0.88 IN 0650 AM 04/12 37.77N/122.42W  
7.6 NE SOLEDAD 0.88 IN 1200 AM 04/12 36.53N/121.27W  
OAKLAND ALAMEDA 0.88 IN 1200 AM 04/12 37.80N/122.26W  
BERKELEY 0.87 IN 0645 AM 04/12 37.86N/122.28W  
REDWOOD ESTATES 0.87 IN 0432 AM 04/12 37.16N/121.99W  
1.4 SE RICHMOND 0.87 IN 0600 AM 04/12 37.94N/122.34W  
SANTA ROSA RAWS 0.87 IN 0629 AM 04/12 38.48N/122.71W  
SF BAY NEAR CRISSY FIELD 0.87 IN 0648 AM 04/12 37.80N/122.40W  
BRISBANE 0.86 IN 0649 AM 04/12 37.68N/122.40W  
MILL VALLEY 0.86 IN 0642 AM 04/12 37.90N/122.52W  
WALNUT CREEK 0.86 IN 0645 AM 04/12 37.92N/122.01W  
LICHAU CREEK 0.86 IN 0600 AM 04/12 38.32N/122.63W  
BIG ROCK 0.86 IN 0633 AM 04/12 38.04N/122.57W  
SAN FRANCISCO 0.85 IN 0650 AM 04/12 37.74N/122.43W  
20.6 E KING CITY 0.84 IN 1200 AM 04/12 36.19N/120.76W  
1 W ATHERTON 0.84 IN 0650 AM 04/12 37.46N/122.23W  
WOODSIDE 0.83 IN 0645 AM 04/12 37.41N/122.24W  
SAN FRANCISCO 0.83 IN 0650 AM 04/12 37.72N/122.41W  
1 ESE SANTA CRUZ 0.83 IN 0649 AM 04/12 36.96N/122.02W  
5.4 E BLACKHAWK 0.82 IN 0600 AM 04/12 37.81N/121.81W  
SAN FRANCISCO 0.81 IN 0649 AM 04/12 37.76N/122.43W  
PEBBLE BEACH 0.81 IN 0647 AM 04/12 36.59N/121.95W  
OAKLAND 0.81 IN 0650 AM 04/12 37.82N/122.20W  
CONCORD 0.81 IN 0650 AM 04/12 37.96N/122.00W  
LA HONDA 0.81 IN 0645 AM 04/12 37.29N/122.23W  
HAYWARD 0.81 IN 0554 AM 04/12 37.67N/122.12W  
COTATI 0.80 IN 0244 AM 04/12 38.31N/122.71W  
PAICINES 0.80 IN 0330 AM 04/12 36.57N/120.96W  
9.4 NE SAN MIGUEL 0.80 IN 0200 AM 04/12 35.86N/120.60W  
BELMONT 0.79 IN 0622 AM 04/12 37.53N/122.27W  
HAYWARD 0.79 IN 0650 AM 04/12 37.66N/122.05W  
ANGWIN 0.79 IN 0645 AM 04/12 38.58N/122.45W  
SAN CARLOS 0.79 IN 0650 AM 04/12 37.50N/122.26W  
CONCORD 0.78 IN 0648 AM 04/12 37.96N/122.01W  
SAN FRANCISCO 0.78 IN 0650 AM 04/12 37.76N/122.44W  
MONTEREY 0.78 IN 0647 AM 04/12 36.57N/121.80W  
MORGAN HILL 0.78 IN 0650 AM 04/12 37.14N/121.61W  
CALERO 0.77 IN 0623 AM 04/12 37.19N/121.77W  
1.4 W ELKHORN 0.77 IN 0645 AM 04/12 36.82N/121.74W  
SANTA CRUZ 0.77 IN 0645 AM 04/12 36.95N/122.04W  
PLEASANTON 0.77 IN 0645 AM 04/12 37.66N/121.88W  
2.3 SE PITTSBURG 0.76 IN 0600 AM 04/12 38.00N/121.86W  
SAN FRANCISCO 0.76 IN 0645 AM 04/12 37.72N/122.45W  
ALUM ROCK PARK 0.76 IN 0652 AM 04/12 37.40N/121.81W  
8 NNW LIVERMORE 0.75 IN 0645 AM 04/12 37.81N/121.79W  
RINCONADA WTP 0.75 IN 0645 AM 04/12 37.26N/121.98W  
PENNGROVE 0.75 IN 0645 AM 04/12 38.33N/122.66W  
POPE VALLEY 0.75 IN 0650 AM 04/12 38.61N/122.21W  
MARSHALL 0.75 IN 0645 AM 04/12 38.18N/122.91W  
3.2 S COTATI 0.75 IN 0600 AM 04/12 38.28N/122.70W  
7.0 W MORGAN HILL 0.74 IN 0645 AM 04/12 37.17N/121.76W  
HALF MOON BAY 0.74 IN 0645 AM 04/12 37.46N/122.44W  
2.1 SE CROCKETT 0.73 IN 0600 AM 04/12 38.03N/122.20W  
MILL VALLEY 0.73 IN 0645 AM 04/12 37.91N/122.53W  
PINNACLES RAWS 0.73 IN 0637 AM 04/12 36.47N/121.15W  
PITTSBURG 0.72 IN 0646 AM 04/12 38.00N/121.90W  
HOLLISTER 0.72 IN 0645 AM 04/12 36.84N/121.36W  
OAKLAND 0.72 IN 0645 AM 04/12 37.84N/122.21W  
ARROYO CORTE MADERA DEL PRES 0.71 IN 0100 AM 04/12 37.90N/122.54W  
10.6 NE MOUNT HAMILTON 0.71 IN 0645 AM 04/12 37.47N/121.53W  
UNION CITY 0.71 IN 0649 AM 04/12 37.60N/122.07W  
SARATOGA 0.71 IN 0645 AM 04/12 37.26N/122.00W  
FELTON 0.71 IN 0645 AM 04/12 37.04N/122.08W  
CAMPBELL 0.71 IN 0647 AM 04/12 37.27N/121.97W  
1.7 SE LOYOLA 0.71 IN 0646 AM 04/12 37.33N/122.08W  
PAICINES 0.70 IN 0645 AM 04/12 36.70N/121.22W  
3 E SAINT HELENA 0.69 IN 0645 AM 04/12 38.51N/122.40W  
MOUNTAIN VIEW 0.69 IN 0649 AM 04/12 37.41N/122.10W  
SAN JOSE 0.69 IN 0644 AM 04/12 37.38N/121.81W  
SONOMA 0.69 IN 0645 AM 04/12 38.30N/122.55W  
PALO ALTO 0.69 IN 0645 AM 04/12 37.43N/122.11W  
SANTA RITA 0.69 IN 0557 AM 04/12 36.35N/120.60W  
2.4 NE MILPITAS 0.67 IN 0645 AM 04/12 37.47N/121.88W  
HOLLISTER 0.67 IN 0640 AM 04/12 36.95N/121.41W  
1.4 S CAMPBELL 0.67 IN 0645 AM 04/12 37.26N/121.96W  
SAN JOSE 0.66 IN 0645 AM 04/12 37.20N/121.80W  
1.8 W BODEGA BAY (DRI) 0.66 IN 0530 AM 04/12 38.31N/123.06W  
CONCORD AIRPORT 0.65 IN 0553 AM 04/12 38.00N/122.05W  
ALAMEDA 0.65 IN 0649 AM 04/12 37.78N/122.30W  
2 E CAMBRIAN PARK 0.64 IN 0645 AM 04/12 37.25N/121.89W  
ATLAS PEAK RAWS 0.64 IN 0629 AM 04/12 38.47N/122.26W  
MOUNTAIN VIEW 0.64 IN 0645 AM 04/12 37.40N/122.11W  
ALAMO 0.64 IN 0642 AM 04/12 37.86N/122.02W  
9.7 E MOUNT HAMILTON 0.63 IN 0645 AM 04/12 37.31N/121.47W  
2 WSW APTOS HILLS-LARKIN 0.62 IN 0645 AM 04/12 36.95N/121.87W  
FREMONT 0.62 IN 0645 AM 04/12 37.58N/122.00W  
SONOMA 0.62 IN 0645 AM 04/12 38.24N/122.41W  
SONOMA 0.62 IN 0645 AM 04/12 38.20N/122.40W  
CONCORD 0.61 IN 0646 AM 04/12 38.03N/122.03W  
CARMEL 0.61 IN 0645 AM 04/12 36.55N/121.92W  
PITTSBURG 0.61 IN 0645 AM 04/12 38.01N/121.90W  
PEBBLE BEACH 0.61 IN 0650 AM 04/12 36.57N/121.96W  
MONTEREY AIRPORT 0.60 IN 0554 AM 04/12 36.58N/121.85W  
2.4 SW SANTA CRUZ (DRI) 0.60 IN 0630 AM 04/12 36.95N/122.07W  
5 SSW DISCOVERY BAY 0.59 IN 0645 AM 04/12 37.84N/121.63W  
2.7 SW UNION CITY (RR) (RR 0.59 IN 0549 AM 04/12 37.57N/122.04W  
ATHERTON 0.59 IN 0647 AM 04/12 37.47N/122.19W  
NOVATO FIRE - ROBINHOOD 0.59 IN 0631 AM 04/12 38.11N/122.55W  
7.7 NW MORGAN HILL 0.59 IN 0645 AM 04/12 37.23N/121.69W  
PITTSBURG MARINA 0.58 IN 0645 AM 04/12 38.03N/121.88W  
SUNNYVALE 0.58 IN 0646 AM 04/12 37.38N/122.05W  
HOLLISTER FIRE STATION 0.58 IN 0613 AM 04/12 36.84N/121.36W  
ANO NUEVO NATURAL RESERVE 0.57 IN 0630 AM 04/12 37.13N/122.33W  
SAN FRANCISCO 0.57 IN 0645 AM 04/12 37.76N/122.44W  
ROSSMOOR 0.57 IN 0650 AM 04/12 37.87N/122.07W  
SARATOGA 0.56 IN 0647 AM 04/12 37.27N/122.02W  
SCOTTS VALLEY 0.56 IN 0630 AM 04/12 37.04N/122.02W  
CORRAL DE TIERRA 0.56 IN 0645 AM 04/12 36.58N/121.72W  
CAMPBELL 0.56 IN 0645 AM 04/12 37.29N/121.93W  
COTATI 0.56 IN 0645 AM 04/12 38.31N/122.71W  
FOSTER CITY 0.55 IN 0645 AM 04/12 37.55N/122.26W  
LOS ALTOS 0.55 IN 0645 AM 04/12 37.36N/122.08W  
PEBBLE BEACH 0.55 IN 0645 AM 04/12 36.57N/121.94W  
1.9 E EAST PALO ALTO 0.55 IN 0645 AM 04/12 37.46N/122.10W  
3.6 E FREMONT (CNRFC) 0.55 IN 0350 AM 04/12 37.54N/121.93W  
BOLINAS 0.2 W 0.54 IN 1000 PM 04/11 37.91N/122.70W  
1 NE SAN FRANCISCO 0.54 IN 0649 AM 04/12 37.80N/122.40W  
3 NNW SALINAS 0.54 IN 0650 AM 04/12 36.73N/121.65W  
SAN JOSE 0.53 IN 0648 AM 04/12 37.23N/121.82W  
SALINAS AIRPORT 0.52 IN 0553 AM 04/12 36.67N/121.60W  
GRATON 0.52 IN 0650 AM 04/12 38.44N/122.87W  
EL SOBRANTE 0.52 IN 0645 AM 04/12 37.97N/122.30W  
SAINT HELENA 0.52 IN 0645 AM 04/12 38.54N/122.48W  
3.4 N DEL MONTE FOREST 0.52 IN 0605 AM 04/12 36.63N/121.93W  
BRADLEY RAWS 0.52 IN 0612 AM 04/12 35.86N/120.80W  
5.1 E SAN JOSE 0.51 IN 0645 AM 04/12 37.30N/121.76W  
2.2 E HOLLISTER 0.51 IN 0613 AM 04/12 36.84N/121.36W  
0.5 SW SAN FRANCISCO 0.51 IN 0643 AM 04/12 37.77N/122.43W  
TIBURON 0.50 IN 0648 AM 04/12 37.89N/122.46W  
BODEGA BAY 0.50 IN 0645 AM 04/12 38.38N/123.07W  
SAN FRANCISCO 0.50 IN 0646 AM 04/12 37.76N/122.45W  
ALTAMONT RAWS 0.49 IN 0612 AM 04/12 37.69N/121.61W  
SAN JOSE 0.49 IN 0636 AM 04/12 37.28N/121.92W  
SAN FRANCISCO 0.49 IN 0645 AM 04/12 37.76N/122.44W  
PARKFIELD RAWS 0.49 IN 0555 AM 04/12 35.90N/120.43W  
CAPITOLA 0.48 IN 0645 AM 04/12 36.97N/121.96W  
EAST GARRISON 0.48 IN 0649 AM 04/12 36.66N/121.74W  
0.8 NE SALINAS 0.48 IN 0635 AM 04/12 36.69N/121.63W  
7.1 W FELTON 0.47 IN 0650 AM 04/12 37.02N/122.20W  
SAN JOSE 0.47 IN 0650 AM 04/12 37.31N/121.80W  
PITTSBURG 0.47 IN 0650 AM 04/12 38.02N/121.88W  
2 E CAMBRIAN PARK 0.47 IN 0650 AM 04/12 37.26N/121.88W  
LOS VAQUEROS RAWS 0.47 IN 0645 AM 04/12 37.79N/121.73W  
CUPERTINO 0.46 IN 0650 AM 04/12 37.32N/122.04W  
SAN JOSE 0.45 IN 0645 AM 04/12 37.37N/121.84W  
CAMPBELL 0.45 IN 0645 AM 04/12 37.29N/121.97W  
COAST DAIRIES 0.45 IN 0609 AM 04/12 37.03N/122.19W  
2 SW PIEDMONT 0.44 IN 0645 AM 04/12 37.80N/122.25W  
SUNNYVALE 0.44 IN 0645 AM 04/12 37.36N/122.02W  
SAUSALITO 0.44 IN 0645 AM 04/12 37.85N/122.48W  
2.2 E LOS ALTOS 0.44 IN 0645 AM 04/12 37.36N/122.06W  
0.8 NW SAN LORENZO 0.44 IN 0233 AM 04/12 37.68N/122.14W  
17 N LAKE NACIMIENTO 0.43 IN 0645 AM 04/12 35.98N/120.90W  
KENSINGTON 0.43 IN 0645 AM 04/12 37.92N/122.29W  
2.6 NW DISCOVERY BAY 0.43 IN 0600 AM 04/12 37.94N/121.62W  
1.1 SE MOUNTAIN VIEW 0.43 IN 0645 AM 04/12 37.39N/122.06W  
LIVERMORE AIRPORT 0.43 IN 0553 AM 04/12 37.70N/121.82W  
NAPA COUNTY AIRPORT 0.43 IN 0554 AM 04/12 38.20N/122.28W  
7 NNW LIVERMORE 0.42 IN 0645 AM 04/12 37.79N/121.79W  
LIVERMORE 0.41 IN 0645 AM 04/12 37.73N/121.73W  
AUTOMALL AND I880 0.40 IN 0419 AM 04/12 37.51N/121.96W  
1.5 NW DUBLIN 0.40 IN 0600 AM 04/12 37.73N/121.93W  
SAN JOSE 0.40 IN 0645 AM 04/12 37.31N/121.99W  
PACHECO RESERVOIR PRECIPIPTA 0.40 IN 0645 AM 04/12 37.06N/121.29W  
BRENTWOOD 0.39 IN 0645 AM 04/12 37.90N/121.72W  
SAN JOSE AIRPORT 0.39 IN 0553 AM 04/12 37.37N/121.92W  
3.6 E SANTA CLARA 0.39 IN 0645 AM 04/12 37.35N/121.90W  
SANTA ROSA 0.39 IN 0853 PM 04/11 38.50N/122.82W  
FORT ORD 0.38 IN 0620 AM 04/12 35.68N/121.78W  
SUNNYVALE 0.38 IN 0645 AM 04/12 37.34N/122.03W  
SOLEDAD 0.38 IN 0645 AM 04/12 36.44N/121.33W  
2.5 SW PIEDMONT 0.38 IN 0600 AM 04/12 37.80N/122.26W  
5.9 S CLOVERDALE 0.38 IN 0630 AM 04/12 38.72N/123.00W  
FT HUNTER LIGGETT RAWS 0.37 IN 0625 AM 04/12 36.01N/121.24W  
6.0 W INVERNESS (DRI) 0.37 IN 0620 AM 04/12 38.09N/122.95W  
1 W SEASIDE 0.36 IN 0645 AM 04/12 36.62N/121.84W  
WESTWIND COMMUNITY BARN 0.35 IN 0645 AM 04/12 37.37N/122.16W  
GREENFIELD 0.34 IN 0645 AM 04/12 36.37N/121.21W  
BIG BEAR LAKE 0.34 IN 0648 AM 04/12 37.96N/121.66W  
SAN JOSE 0.34 IN 0649 AM 04/12 37.34N/121.92W  
SANTA CLARA 0.33 IN 0645 AM 04/12 37.33N/121.98W  
1.1 NW NORTH FAIR OAKS 0.33 IN 0605 AM 04/12 37.49N/122.21W  
EMERALD HILLS 0.32 IN 0645 AM 04/12 37.47N/122.27W  
CALAVERAS RD RAWS 0.32 IN 0618 AM 04/12 37.55N/121.84W  
1.3 SE BRENTWOOD 0.31 IN 0600 AM 04/12 37.92N/121.70W  
BRENTWOOD 0.31 IN 0650 AM 04/12 37.97N/121.72W  
SANTA ROSA 0.30 IN 0645 AM 04/12 38.50N/122.75W  
LIVERMORE 0.25 IN 0645 AM 04/12 37.72N/121.72W  
1.1 NE OAKLEY 0.25 IN 0600 AM 04/12 38.00N/121.71W  
SAN FRANCISCO 0.24 IN 0645 AM 04/12 37.77N/122.51W  
4.6 S NEWARK 0.23 IN 0645 AM 04/12 37.45N/122.03W  
SONOMA 0.21 IN 0645 AM 04/12 38.29N/122.43W  
CUPERTINO 0.20 IN 0649 AM 04/12 37.33N/122.03W  
24.4 SW GREENFIELD 0.18 IN 0600 AM 04/12 36.02N/121.48W  
8.6 S PLEASANTON 0.15 IN 0618 AM 04/12 37.55N/121.84W  
25.9 NW COALINGA 0.12 IN 0600 AM 04/12 36.42N/120.67W  
PETALUMA MUNICIPAL AIRPORT 0.11 IN 0635 AM 04/12 38.25N/122.60W  
SANTA CRUZ 0.10 IN 0645 AM 04/12 37.01N/121.98W  
 
OBSERVATIONS ARE COLLECTED FROM A VARIETY OF SOURCES WITH VARYING  
EQUIPMENT AND EXPOSURES. WE THANK ALL VOLUNTEER WEATHER OBSERVERS  
FOR THEIR DEDICATION. NOT ALL DATA LISTED ARE CONSIDERED OFFICIAL.  
 
 
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