CASTRO VALLEY, CA 94546 Weather Forecast & Current Conditions

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94546 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HAYWARD, CA Current Weather
11:54 PM PDT MAR 31, 2026
Overcast 61°F
Feels Like:	61°F
Dewpoint:	54°F
Rel. Hum.:	78%
Visibility:	10 miles
Wind:	S at 6 mph
Pressure:
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

94546 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	CASTRO VALLEY, CA 94546 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Partly cloudy late in the evening then becoming mostly cloudy. A slight chance of rain after midnight. Lows in the mid 50s. South winds 5 to 10 mph.

WEDNESDAY
Mostly cloudy. A chance of rain. Highs in the mid 60s. South winds 5 to 10 mph...becoming southwest 10 to 20 mph in the afternoon.

WEDNESDAY NIGHT
Rain. Lows in the upper 40s. Southwest winds 10 to 20 mph...becoming northwest 5 to 15 mph after midnight.

THURSDAY
Sunny. A slight chance of rain in the morning. Highs in the mid 60s. Northwest winds 5 to 15 mph. Chance of rain 20 percent.

THURSDAY NIGHT
Clear. Lows in the mid to upper 40s. Northwest winds 10 to 20 mph.

FRIDAY
Sunny. Highs in the 70s.

FRIDAY NIGHT THROUGH SUNDAY
Mostly clear. Lows in the lower 50s. Highs in the mid 70s to lower 80s.

SUNDAY NIGHT THROUGH MONDAY NIGHT
Partly cloudy. Lows in the lower 50s. Highs in the lower to mid 70s.

TUESDAY
Partly cloudy. A slight chance of rain. Highs in the lower 70s.

94546 WEATHER SATELLITE LOOPS

Visible Weather Satellite
CASTRO VALLEY, CA 94546

Infrared Weather Satellite
CASTRO VALLEY, CA 94546

94546 WEATHER RADAR LOOP

NEXRAD Weather Radar
CASTRO VALLEY, CA 94546

MOS COMPUTER WEATHER FORECAST

HAYWARD, CA 3 hourly weather forecast

weather forecast created 5:00 PM MST 3/31/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
1 APR 2026

10 PM

58°

57°

Mostly Cloudy

12%
RAIN
.01–.1 in

0% Thunder
( 5% severe)

SW 6

83%

53°

Low 55°

1 AM

57°

56°

Mostly Cloudy

SW 6

86%

53°

High 65°

4 AM

56°

55°

Mostly Cloudy

24%
RAIN
.01–.1 in

0% Thunder
( 1% severe)

S 6

86%

52°

Mostly Cloudy

Rain Likely

7 AM

57°

56°

Mostly Cloudy

S 7

86%

53°

10 AM

60°

58°

Mostly Cloudy

55%
RAIN
.1–.25 in

0% Thunder
( 4% severe)

SSW 12

81%

54°

1 PM

62°

60°

Mostly Cloudy

WSW 15

70%

52°

4 PM

61°

59°

Mostly Cloudy

59%
RAIN
***

0% Thunder
( 3% severe)

WSW 15

72%

52°

7 PM

58°

56°

Mostly Cloudy

SW 12

80%

52°

Thursday
2 APR 2026

10 PM

57°

54°

Mostly Cloudy

62%
RAIN
1–2 in

0% Thunder
( 4% severe)

WSW 12

83%

52°

Low 49°

1 AM

55°

52°

Mostly Cloudy

WNW 10

80%

49°

High 64°

4 AM

52°

49°

Partly Cloudy

10%
RAIN
.01–.1 in

0% Thunder
( 0% severe)

NW 9

77%

45°

Clear

7 AM

51°

48°

Clear

NW 9

74%

43°

10 AM

57°

54°

Clear

2%

0% Thunder
( 0% severe)

NW 12

57%

42°

1 PM

62°

60°

Clear

NW 13

44%

40°

4 PM

63°

61°

Clear

1%

0% Thunder
( 0% severe)

WNW 15

44%

41°

7 PM

57°

54°

Clear

WNW 12

59%

43°


HAYWARD, CA extended weather forecast
Friday 3 APR 2026	Saturday 4 APR 2026	Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026
Low 46°	Low 51°	Low 54°	Low 53°	Low 55°
High 73°	High 76°	High 71°	High 63°	High 64°

Clear 3% Rain	Clear 2% Rain	Partly Cloudy 2% Rain	Mostly Cloudy 10% Rain	Mostly Cloudy 41% Rain

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