Regional Weather Roundup
Issued by NWS

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340
ASUS46 KSTO 210610
RWRCA

NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SACRAMENTO CA
1100 PM PDT SUN SEP 20 2026

NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

CAZ001-003-210700-
NORTHWEST AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CRESCENT CITY  CLOUDY    56  54  93 S7        29.98S
UKIAH          PTCLDY    67  55  65 S5        29.91R
$$

CAZ005>008-065-075-210700-
BAY AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SANTA ROSA     MOCLDY    56  53  90 CALM      29.93S
NAPA           MOCLDY    58  56  93 SW13      29.93S
CONCORD        MOCLDY    60  54  80 S13       29.93R
OAKLAND        CLOUDY    59  55  87 W12       29.96S
SAN FRAN ARPT  CLOUDY    59  54  83 W13       29.95F
LIVERMORE      PTCLDY    58  54  86 W8        29.94R
HAYWARD        CLOUDY    60  54  80 W6        29.95S
MOFFETT ARPT   CLOUDY    61  55  82 N5        29.95R
SAN JOSE ARPT  CLOUDY    60  55  83 N5        29.96R
$$
CAZ009-010-034-037-074-210700-
CENTRAL COAST

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WATSONVILLE    CLOUDY    59  55  87 SE6       29.97S
SALINAS        CLOUDY    59  55  87 NW7       29.98R
MONTEREY       CLOUDY    59  55  87 W6        29.98S
SAN LUIS OBISP CLOUDY    61  57  87 CALM      29.96S
SANTA MARIA    CLOUDY    61  57  87 W8        29.96F
HALF MOON BAY  CLOUDY    57  57 100 S3        29.97F FOG
$$
CAZ015-016-210700-
NORTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
REDDING        MOCLDY    70  52  52 CALM      29.87R
RED BLUFF      MOCLDY    70  57  63 CALM      29.88S
OROVILLE       MOCLDY    70  58  65 CALM      29.88S
$$
CAZ016>018-210700-
SOUTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AUBURN         CLEAR     66  54  63 CALM      29.93S
BEALE AFB      MOCLDY    68  54  60 SE5       29.86R
LINCOLN          N/A     64  52  63 E5        29.87S
MARYSVILLE     MOCLDY    68  57  68 E5        29.87R
SAC INTL ARPT  MOCLDY    65  54  67 S6        29.86S
MATHER AIRPORT PTCLDY    63  52  68 SE3       29.87R
SAC EXEC ARPT  PTCLDY    62  54  74 S5        29.87S
VACAVILLE      PTCLDY    64  53  67 SW9       29.87S
TRAVIS AFB     CLOUDY    59  53  82 SW20      29.86R
$$
CAZ019>021-210700-
SAN JOAQUIN VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
STOCKTON       MOCLDY    66  58  75 N6        29.88R
MODESTO        MOCLDY    69  54  58 N6        29.86S
MERCED         MOCLDY    68  56  65 W3        29.86S
LEMOORE        PTCLDY    66  50  56 NW7       29.87S
FRESNO         MOCLDY    75  52  44 NW12      29.87S
HANFORD        PTCLDY    74  54  49 NW9       29.87S
PORTERVILLE    PTCLDY    66  54  65 S6        29.89R
BAKERSFIELD    CLEAR     72  54  53 NW6       29.87R
$$
CAZ011-012-071-210700-
NORTHERN MOUNTAINS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YREKA          PTCLDY    58  38  47 CALM      29.98R
MOUNT SHASTA   MOCLDY    53  40  61 CALM      30.03R
ALTURAS        PTCLDY    56  33  42 NE3       30.08S
$$
CAZ011-012-071-210700-
SIERRA NEVADA MTNS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLUE CANYON    MOCLDY    64  29  26 CALM      30.14S
TRUCKEE        MOCLDY    52  34  50 CALM      30.18S
TAHOE VLY ARPT MOCLDY    53  36  52 CALM      30.18S
MAMMOTH LAKES  PTCLDY    54  19  26 CALM      30.22S
$$