Observed 4:50 AM PDT at KSCK

Mountain House, CA weather

Clear and 48°9°.

Forecasts agree

Now 48°9°

Clear

Wind: 5 mph7 km/h; From the west. Up to 10 mph16 km/h through 5 PM
Dew point: 45°7°; Comfortable · down to 34°1° by 6 AM (dry)
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air today: 37Good; EPA forecast · Ozone
Pressure: 30.01 inHg1016 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 52°11° today at 7 AM
Above 60°16° today by 11 AM
High 70°21° today at 5 PM
Below 60°16° tonight after 9 PM

This morningUp to 61°16° by 11 AM · Clear
This afternoonUp to 70°21° by 5 PM · Clear
TonightDown to 53°12° by 5 AM · Clear
Tomorrow morningUp to 63°17° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 74°23° by 5 PM · Mostly cloudy
Tomorrow nightDown to 54°12° by 3 AM · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 5a	Clear	54°12° (likely 50°10° to 54°12°)	54°12°	0%	10 mph16 km/h from W, gusts 12 mph19 km/h	46%	0%	0
Sat 6a	Clear	53°12° (likely 50°10° to 54°12°)	53°12°	0%	10 mph16 km/h from W, gusts 10 mph16 km/h	49%	0%	0
Sat 7a	Sunny	52°11° (likely 49°9° to 53°12°)	52°11°	0%	8 mph13 km/h from W, gusts 9 mph14 km/h	52%	0%	0
Sat 8a	Sunny	52°11° (likely 50°10° to 53°12°)	52°11°	0%	8 mph13 km/h from W, gusts 8 mph13 km/h	53%	0%	0
Sat 9a	Sunny	55°13° (likely 54°12° to 56°13°)	55°13°	0%	9 mph14 km/h from WNW, gusts 10 mph16 km/h	51%	0%	0
Sat 10a	Sunny	58°14° (likely 57°14° to 60°16°)	58°14°	0%	8 mph13 km/h from NW, gusts 11 mph18 km/h	48%	0%	1
Sat 11a	Sunny	61°16° (likely 60°16° to 63°17°)	61°16°	0%	7 mph11 km/h from NW, gusts 12 mph20 km/h	48%	0%	3
Sat 12p	Sunny	64°18° (likely 64°18° to 65°18°)	64°18°	0%	6 mph10 km/h from NNW, gusts 11 mph18 km/h	42%	0%	4
Sat 1p	Sunny	66°19° (likely 66°19° to 68°20°)	66°19°	0%	6 mph10 km/h from NNW, gusts 10 mph16 km/h	40%	0%	4
Sat 2p	Sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	5 mph8 km/h from NNW, gusts 9 mph14 km/h	37%	0%	4
Sat 3p	Sunny	69°21° (likely 69°21° to 72°22°)	69°21°	0%	3 mph5 km/h from N, gusts 8 mph14 km/h	37%	0%	3
Sat 4p	Sunny	69°21° (likely 69°21° to 73°23°)	69°21°	0%	2 mph3 km/h from N, gusts 7 mph12 km/h	38%	0%	2
Sat 5p	Sunny	70°21° (likely 69°21° to 72°22°)	70°21°	0%	1 mph2 km/h from NNW, gusts 6 mph10 km/h	38%	0%	2
Sat 6p	Clear	67°19° (likely 66°19° to 68°20°)	67°19°	0%	1 mph2 km/h from SSE, gusts 4 mph7 km/h	47%	0%	0
Sat 7p	Clear	64°18° (likely 61°16° to 64°18°)	64°18°	0%	2 mph3 km/h from SSW, gusts 4 mph7 km/h	53%	0%	0
Sat 8p	Clear	62°17° (likely 58°14° to 62°17°)	62°17°	0%	2 mph3 km/h from SW, gusts 8 mph13 km/h	56%	0%	0
Sat 9p	Clear	58°14° (likely 55°13° to 59°15°)	58°14°	0%	0 mph0 km/h, gusts 10 mph17 km/h	62%	0%	0
Sat 10p	Clear	57°14° (likely 54°12° to 58°14°)	57°14°	0%	0 mph0 km/h, gusts 11 mph18 km/h	61%	0%	0
Sat 11p	Clear	56°13° (likely 53°12° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 9 mph15 km/h	63%	0%	0
Sun 12a	Clear	56°13° (likely 51°11° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 7 mph11 km/h	63%	0%	0
Sun 1a	Clear	56°13° (likely 49°9° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	61%	0%	0
Sun 2a	Clear	55°13° (likely 49°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 5 mph8 km/h	62%	0%	0
Sun 3a	Clear	55°13° (likely 48°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 4 mph7 km/h	59%	0%	0
Sun 4a	Clear	54°12° (likely 48°9° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 4 mph6 km/h	61%	39%	0
Sun 5a	Clear	53°12° (likely 47°8° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 4 mph6 km/h	62%	41%	0
Sun 6a	Mostly clear	52°11° (likely 47°8° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	66%	23%	0
Sun 7a	Sunny	51°11° (likely 45°7° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	69%	9%	0
Sun 8a	Mostly sunny	52°11° (likely 45°7° to 52°11°)	52°11°	0%	2 mph3 km/h from NE, gusts 4 mph7 km/h	70%	54%	0
Sun 9a	Mostly sunny	56°13° (likely 49°9° to 56°13°)	56°13°	0%	2 mph3 km/h from NE, gusts 5 mph7 km/h	67%	57%	1
Sun 10a	Mostly sunny	59°15° (likely 53°12° to 60°16°)	59°15°	0%	2 mph3 km/h from NE, gusts 5 mph7 km/h	62%	61%	2
Sun 11a	Mostly sunny	63°17° (likely 58°14° to 64°18°)	63°17°	0%	3 mph5 km/h from ENE, gusts 4 mph7 km/h	58%	57%	3
Sun 12p	Cloudy	66°19° (likely 62°17° to 67°19°)	66°19°	0%	3 mph5 km/h from ENE, gusts 4 mph6 km/h	52%	58%	4
Sun 1p	Mostly sunny	69°21° (likely 65°18° to 70°21°)	69°21°	0%	3 mph5 km/h from ENE, gusts 6 mph9 km/h	49%	62%	4
Sun 2p	Cloudy	73°23° (likely 68°20° to 73°23°)	73°23°	0%	1 mph2 km/h from NE, gusts 6 mph9 km/h	45%	81%	4
Sun 3p	Cloudy	73°23° (likely 70°21° to 74°23°)	73°23°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	45%	84%	4
Sun 4p	Cloudy	73°23° (likely 70°21° to 74°23°)	73°23°	0%	1 mph2 km/h from NE, gusts 6 mph10 km/h	45%	82%	3
Sun 5p	Cloudy	74°23° (likely 70°21° to 74°23°)	74°23°	0%	1 mph2 km/h from NW, gusts 9 mph15 km/h	44%	80%	1
Sun 6p	Cloudy	71°22° (likely 65°18° to 71°22°)	71°22°	0%	1 mph2 km/h from NW, gusts 11 mph18 km/h	50%	78%	0
Sun 7p	Cloudy	68°20° (likely 61°16° to 68°20°)	68°20°	0%	1 mph2 km/h from NW, gusts 14 mph23 km/h	55%	73%	0
Sun 8p	Mostly clear	65°18° (likely 58°14° to 65°18°)	65°18°	0%	3 mph5 km/h from W, gusts 19 mph30 km/h	60%	67%	0
Sun 9p	Mostly clear	63°17° (likely 56°13° to 63°17°)	63°17°	0%	3 mph5 km/h from W, gusts 17 mph28 km/h	63%	35%	0
Sun 10p	Clear	60°16° (likely 55°13° to 60°16°)	60°16°	0%	3 mph5 km/h from W, gusts 11 mph17 km/h	66%	18%	0
Sun 11p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	2 mph3 km/h from WSW, gusts 12 mph20 km/h	68%	17%	0
Mon 12a	Clear	57°14° (likely 53°12° to 60°16°)	57°14°	0%	2 mph3 km/h from WSW, gusts 8 mph12 km/h	70%	18%	0
Mon 1a	Clear	56°13° (likely 50°10° to 58°14°)	56°13°	0%	2 mph3 km/h from WSW, gusts 6 mph10 km/h	72%	2%	0
Mon 2a	Clear	55°13° (likely 48°9° to 57°14°)	55°13°	0%	6 mph10 km/h from WSW, gusts 5 mph9 km/h	74%	1%	0
Mon 3a	Clear	54°12° (likely 46°8° to 56°13°)	54°12°	0%	6 mph10 km/h from WSW, gusts 6 mph9 km/h	75%	2%	0
Mon 4a	Clear	54°12° (likely 45°7° to 55°13°)	54°12°	0%	6 mph10 km/h from WSW, gusts 6 mph10 km/h	76%	2%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Sunny. High 70°21°, low 52°11°. Typical 74°23° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 53°12°
  Dry
Official NWS forecast
Today: Sunny, with a high near 70. Northwest wind 1 to 10 mph, with gusts as high as 22 mph.
Tonight: Clear. Low around 52, with temperatures rising to around 54 overnight. West wind around 10 mph, with gusts as high as 22 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
70°21°–73°23°
Low, likely
49°9°–53°12°
Typical high / low
74°23° / 48°9°
Wind
11 mph18 km/h
UV peak
5
Tomorrow, Oct 25. Cloudy. High 75°24°, low 52°11°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 52°11°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 75. Northeast wind 0 to 3 mph.
Night: Mostly clear, with a low around 52. West wind 1 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
44°7°–52°11°
Typical high / low
74°23° / 48°9°
Wind
20 mph32 km/h, gusts 32 mph52 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 72°22°, low 49°9°. Typical 74°23° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 72.
Night: Mostly clear, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
69°21°–72°22°
Low, likely
47°8°–53°12°
Typical high / low
74°23° / 47°8°
Wind
16 mph26 km/h, gusts 23 mph37 km/h
UV peak
5
Tuesday, Oct 27. Partly sunny. High 69°21°, low 50°10°. Typical 73°23° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 69.
Night: Partly cloudy, with a low around 50.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
46°8°–50°10°
Typical high / low
73°23° / 47°8°
Wind
16 mph26 km/h, gusts 22 mph35 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 69°21°, low 51°11°. Typical 73°23° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Mostly cloudy, with a low around 51.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
67°19°–69°21°
Low, likely
43°6°–51°11°
Typical high / low
73°23° / 47°8°
Wind
13 mph21 km/h, gusts 18 mph29 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 67°19°, low 50°10°. Typical 72°22° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: A chance of rain after 11pm. Partly cloudy, with a low around 50.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–67°19°
Low, likely
50°10°–55°13°
Typical high / low
72°22° / 47°8°
Wind
13 mph21 km/h, gusts 26 mph42 km/h
UV peak
3
Friday, Oct 30. Rain. High 65°18°, low 48°9°. Typical 72°22° / 46°8°. Rain 0.01 in0.3 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 65.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–66°19°
Low, likely
43°6°–50°10°
Typical high / low
72°22° / 46°8°
Wind
12 mph19 km/h, gusts 23 mph37 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 64°18°, low 45°7°. Typical 71°22° / 46°8°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 54°12°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–69°21°
Low, likely
35°2°–49°9°
Typical high / low
71°22° / 46°8°
Wind
10 mph16 km/h, gusts 20 mph33 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 65°18°, low 44°7°. Typical 71°22° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–69°21°
Low, likely
38°3°–48°9°
Typical high / low
71°22° / 46°8°
Wind
8 mph13 km/h, gusts 17 mph28 km/h
UV peak
4
Monday, Nov 2. Cloudy. High 65°18°, low 51°11°. Typical 70°21° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–69°21°
Low, likely
47°8°–59°15°
Typical high / low
70°21° / 46°8°
Wind
10 mph17 km/h, gusts 23 mph37 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 52°.
Tomorrow
Dry, high 75°, low 52°, warming up.
Monday
Dry, high 72°, low 49°, cooling off.
Rest of week
Mostly dry, highs 64–69°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (STO) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Marsh Creek Reservoir

13 mi

Action stage

Level: 169 ft

Reading from Sat 3:15 AM · NWS gauge page

San Joaquin River at Mossdale Bridge

13 mi

Below flood stage

Level: 5.8 ft
Flow: 1,210 cfs

Forecast peak 5.9 ft Sat 9 PM

Reading from Sat 3:30 AM · NWS gauge page

Old River at Clifton Court Intake

4.2 mi

Flow: under 1 cfs

Reading from Sat 1 AM · NWS gauge page

Italian Slough Headwater near Byron

5.9 mi

Level: 3.3 ft

Reading from Sat 12:30 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 67% less heating than a typical week.

This week 11Typical 34

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 45°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

LIVERMORE · official normals 1991–2020 · records 1903–2026

Oct 24, today vs a typical year

Today’s expected high is 4°2° colder than typical.

Last 7 days vs normal

On average 2°1° colder than normal (daily mean temperature).

+2°+1°SunOct 18
−1°MonOct 19
−4°−2°TueOct 20
−3°−2°WedOct 21
−4°−2°ThuOct 22
±0°FriOct 23
—SatOct 24

Mountain House weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 53 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 20 min less
Golden hour: 5:40–6:33 PM; Morning 7:07–7:59 AM
Blue hour: 6:33–6:43 PM; Morning 6:56–7:07 AM; first light 6:56 AM

Stars tonight? Fair

Clear 5:11–6:56 AM, but the moon is 96% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:45 AM · rises 5:16 PM
Full moon: Oct 25
New moon: Nov 8

Looking south from Mountain House. The highest point on the skyline is about 3,600 ft, 15 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.