Model estimate for 4:00 AM PDT (no recent station report)

Spring Valley, CA weather

Showery and 58°14°.

Mostly agree

Now 58°14°

Showers

Wind: 5 mph8 km/h; From the southeast. Up to 10 mph16 km/h through 4 PM
Dew point: 56°13°; A little sticky
Humidity: 91%; Air 58°14°, dew point 56°13° · fog or dew likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air quality: 16Good; Main pollutant: PM2.5 (fine particles)

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Dry until 11 AM
Low 56°13° today at 6 AM
Rain today 11 AM–5 PM (20%, 0.12 in3 mm)
High 69°21° today at noon
Above 60°16° tomorrow by 9 AM

TonightNear 58°14° · Partly cloudy · rain chance 30%
This morningUp to 67°19° by 11 AM · Rain 11 AM–noon (20%)
This afternoonNear 69°21° · Rain noon–5 PM (20%)
TonightDown to 56°13° by 5 AM · rain chance 20% · Partly cloudy
Tomorrow morningUp to 70°21° by 11 AM · Clear
Tomorrow afternoonNear 74°23° · Clear
Tomorrow nightDown to 62°17° by 2 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 4a	Showers	58°14° (likely 55°13° to 58°14°)	58°14°	20%	5 mph8 km/h from SE, gusts 4 mph7 km/h	91%	37%	0
Fri 5a	Clear	57°14° (likely 55°13° to 58°14°)	57°14°	30%	5 mph8 km/h from SE, gusts 4 mph7 km/h	95%	30%	0
Fri 6a	Clear	56°13° (likely 54°12° to 58°14°)	56°13°	30%	5 mph8 km/h from SE, gusts 4 mph7 km/h	100%	28%	0
Fri 7a	Partly sunny	56°13° (likely 53°12° to 58°14°)	56°13°	30%	5 mph8 km/h from E, gusts 4 mph7 km/h	99%	50%	0
Fri 8a	Showers	58°14° (likely 55°13° to 61°16°)	58°14°	30%	5 mph8 km/h from SE, gusts 3 mph5 km/h	95%	33%	0
Fri 9a	Mostly sunny	61°16° (likely 61°16° to 65°18°)	61°16°	30%	5 mph8 km/h from S, gusts 6 mph9 km/h	88%	43%	1
Fri 10a	Showers	64°18° (likely 64°18° to 67°19°)	64°18°	30%	0 mph0 km/h, gusts 7 mph11 km/h	79%	45%	2
Fri 11a	Partly sunny	67°19° (likely 67°19° to 69°21°)	67°19°	20%, 0.02 in0.5 mm	5 mph8 km/h from SW, gusts 6 mph9 km/h	73%	45%	3
Fri 12p	Showers	69°21° (likely 68°20° to 71°22°)	69°21°	20%, 0.02 in0.5 mm	5 mph8 km/h from W, gusts 8 mph12 km/h	67%	46%	3
Fri 1p	Cloudy	69°21° (likely 68°20° to 72°22°)	69°21°	20%, 0.02 in0.5 mm	5 mph8 km/h from W, gusts 9 mph14 km/h	69%	79%	3
Fri 2p	Cloudy	69°21° (likely 68°20° to 72°22°)	69°21°	20%, 0.02 in0.5 mm	10 mph16 km/h from W, gusts 10 mph16 km/h	68%	80%	4
Fri 3p	Showers	69°21° (likely 68°20° to 72°22°)	69°21°	20%, 0.02 in0.5 mm	10 mph16 km/h from W, gusts 10 mph17 km/h	69%	58%	3
Fri 4p	Showers	69°21° (likely 68°20° to 71°22°)	69°21°	20%, 0.02 in0.5 mm	10 mph16 km/h from W, gusts 11 mph18 km/h	69%	39%	1
Fri 5p	Showers	69°21° (likely 67°19° to 70°21°)	69°21°	20%	10 mph16 km/h from W, gusts 12 mph20 km/h	69%	30%	1
Fri 6p	Clear	66°19° (likely 65°18° to 67°19°)	66°19°	20%	5 mph8 km/h from NW, gusts 12 mph19 km/h	76%	34%	0
Fri 7p	Showers	64°18° (likely 63°17° to 65°18°)	64°18°	20%	5 mph8 km/h from NW, gusts 8 mph13 km/h	83%	38%	0
Fri 8p	Showers	63°17° (likely 62°17° to 63°17°)	63°17°	20%	5 mph8 km/h from NW, gusts 6 mph9 km/h	84%	32%	0
Fri 9p	Showers	62°17° (likely 60°16° to 62°17°)	62°17°	20%	5 mph8 km/h from N, gusts 4 mph7 km/h	85%	27%	0
Fri 10p	Clear	61°16° (likely 59°15° to 61°16°)	61°16°	20%	5 mph8 km/h from NE, gusts 5 mph8 km/h	88%	21%	0
Fri 11p	Clear	60°16° (likely 57°14° to 61°16°)	60°16°	0%	5 mph8 km/h from E, gusts 5 mph7 km/h	87%	19%	0
Sat 12a	Clear	58°14° (likely 56°13° to 59°15°)	58°14°	0%	5 mph8 km/h from E, gusts 4 mph7 km/h	91%	16%	0
Sat 1a	Clear	58°14° (likely 56°13° to 58°14°)	58°14°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	91%	11%	0
Sat 2a	Mostly clear	58°14° (likely 55°13° to 58°14°)	58°14°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	91%	18%	0
Sat 3a	Mostly clear	57°14° (likely 54°12° to 59°15°)	57°14°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	92%	46%	0
Sat 4a	Mostly clear	57°14° (likely 54°12° to 58°14°)	57°14°	0%	5 mph8 km/h from E, gusts 4 mph7 km/h	94%	27%	0
Sat 5a	Mostly clear	56°13° (likely 53°12° to 58°14°)	56°13°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	96%	24%	0
Sat 6a	Clear	55°13° (likely 52°11° to 58°14°)	55°13°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	98%	13%	0
Sat 7a	Sunny	55°13° (likely 52°11° to 58°14°)	55°13°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	99%	11%	0
Sat 8a	Sunny	57°14° (likely 54°12° to 60°16°)	57°14°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	93%	3%	0
Sat 9a	Sunny	62°17° (likely 61°16° to 65°18°)	62°17°	0%	5 mph8 km/h from NE, gusts 5 mph8 km/h	78%	5%	1
Sat 10a	Sunny	67°19° (likely 66°19° to 68°20°)	67°19°	0%	0 mph0 km/h, gusts 5 mph9 km/h	68%	4%	3
Sat 11a	Sunny	70°21° (likely 70°21° to 71°22°)	71°22°	0%	0 mph0 km/h, gusts 6 mph9 km/h	60%	3%	4
Sat 12p	Sunny	73°23° (likely 72°22° to 74°23°)	73°23°	0%	5 mph8 km/h from NW, gusts 7 mph11 km/h	55%	1%	5
Sat 1p	Sunny	74°23° (likely 73°23° to 76°24°)	75°24°	0%	5 mph8 km/h from W, gusts 10 mph16 km/h	53%	3%	6
Sat 2p	Sunny	74°23° (likely 74°23° to 76°24°)	74°23°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	54%	4%	5
Sat 3p	Sunny	74°23° (likely 73°23° to 76°24°)	75°24°	0%	10 mph16 km/h from NW, gusts 12 mph19 km/h	54%	3%	4
Sat 4p	Sunny	74°23° (likely 72°22° to 75°24°)	74°23°	0%	10 mph16 km/h from W, gusts 11 mph18 km/h	55%	1%	3
Sat 5p	Sunny	74°23° (likely 71°22° to 74°23°)	74°23°	0%	5 mph8 km/h from W, gusts 11 mph17 km/h	58%	2%	2
Sat 6p	Clear	70°21° (likely 68°20° to 70°21°)	70°21°	0%	5 mph8 km/h from NW, gusts 10 mph16 km/h	66%	9%	0
Sat 7p	Clear	70°21° (likely 64°18° to 70°21°)	70°21°	0%	5 mph8 km/h from NW, gusts 7 mph12 km/h	66%	5%	0
Sat 8p	Clear	66°19° (likely 62°17° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 5 mph7 km/h	77%	4%	0
Sat 9p	Clear	69°21° (likely 60°16° to 69°21°)	69°21°	0%	0 mph0 km/h, gusts 4 mph6 km/h	68%	0%	0
Sat 10p	Clear	68°20° (likely 58°14° to 68°20°)	68°20°	0%	0 mph0 km/h, gusts 4 mph6 km/h	68%	0%	0
Sat 11p	Clear	63°17° (likely 56°13° to 65°18°)	63°17°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	78%	6%	0
Sun 12a	Clear	67°19° (likely 54°12° to 69°21°)	67°19°	0%	5 mph8 km/h from E, gusts 4 mph7 km/h	68%	11%	0
Sun 1a	Clear	67°19° (likely 53°12° to 68°20°)	67°19°	0%	5 mph8 km/h from E, gusts 4 mph7 km/h	64%	12%	0
Sun 2a	Clear	62°17° (likely 52°11° to 68°20°)	62°17°	0%	5 mph8 km/h from E, gusts 4 mph7 km/h	77%	12%	0
Sun 3a	Clear	69°21° (likely 52°11° to 69°21°)	69°21°	0%	5 mph8 km/h from E, gusts 5 mph7 km/h	58%	11%	0

Days ahead

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

Today, Oct 23. Showers. High 70°21°, low 56°13°. Typical 74°23° / 60°16°. Rain 0.03 in0.8 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Showers, 58°14°
  30% chance · 0.02 in0.5 mm
2. Afternoon
  noon–6 PM
  Showers, 69°21°
  20% chance · 0.1 in2.5 mm
3. Evening
  6 PM–midnight
  Showers, 63°17°
  20% chance
4. Overnight
  midnight–6 AM
  Mostly clear, 56°13°
  Dry
Official NWS forecast
Today: A chance of rain showers. Mostly sunny, with a high near 70. Southwest wind 0 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Tonight: A chance of rain showers. Mostly cloudy, with a low around 56. Southeast wind around 5 mph. Chance of precipitation is 30%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–72°22°
Low, likely
53°12°–58°14°
Typical high / low
74°23° / 60°16°
Wind
8 mph14 km/h, gusts 19 mph31 km/h
UV peak
6
Tomorrow, Oct 24. Sunny. High 75°24°, low 57°14°. Typical 74°23° / 60°16°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 56°14°
  Dry
Official NWS forecast
Day: Sunny, with a high near 75. North wind 0 to 10 mph.
Night: Mostly clear, with a low around 57. Northeast wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–76°24°
Low, likely
52°11°–58°14°
Typical high / low
74°23° / 60°16°
Wind
9 mph14 km/h, gusts 17 mph28 km/h
UV peak
6
Sunday, Oct 25. Mostly sunny. High 80°27°, low 59°15°. Typical 74°23° / 60°16°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 58°15°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 82°28°
  Dry
3. Evening
  6 PM–midnight
  Clear, 68°20°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 58°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 80.
Night: Mostly clear, with a low around 59.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
77°25°–83°28°
Low, likely
50°10°–62°17°
Typical high / low
74°23° / 60°16°
Wind
12 mph19 km/h, gusts 23 mph37 km/h
UV peak
6
Monday, Oct 26. Mostly sunny. High 81°27°, low 58°14°. Typical 74°23° / 60°16°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 60°15°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 82°28°
  Dry
3. Evening
  6 PM–midnight
  Clear, 68°20°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 81.
Night: Mostly clear, with a low around 58.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
77°25°–84°29°
Low, likely
51°11°–64°18°
Typical high / low
74°23° / 60°16°
Wind
12 mph19 km/h, gusts 22 mph36 km/h
UV peak
6
Tuesday, Oct 27. Partly sunny. High 79°26°, low 57°14°. Typical 74°23° / 59°15°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 79.
Night: Partly cloudy, with a low around 57.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
74°23°–80°27°
Low, likely
47°8°–63°17°
Typical high / low
74°23° / 59°15°
Wind
10 mph16 km/h, gusts 19 mph31 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 76°24°, low 57°14°. Typical 74°23° / 59°15°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 76.
Night: Mostly cloudy, with a low around 57.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
71°22°–79°26°
Low, likely
46°8°–61°16°
Typical high / low
74°23° / 59°15°
Wind
10 mph16 km/h, gusts 17 mph27 km/h
UV peak
5
Thursday, Oct 29. Mostly cloudy. High 73°23°, low 57°14°. Typical 74°23° / 59°15°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 61°16°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 73.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–75°24°
Low, likely
50°10°–62°17°
Typical high / low
74°23° / 59°15°
Wind
10 mph16 km/h, gusts 19 mph31 km/h
UV peak
5
Friday, Oct 30. Cloudy. High 72°22°, low 60°16°. Typical 74°23° / 59°15°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 62°17°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 61°16°
  20% chance
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
68°20°–75°24°
Low, likely
50°10°–65°18°
Typical high / low
74°23° / 59°15°
Wind
8 mph13 km/h, gusts 19 mph30 km/h
UV peak
5
Saturday, Oct 31. Cloudy. High 70°21°, low 60°16°. Typical 73°23° / 58°14°. Rain 0.46 in12 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 63°17°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  30% chance · 0.14 in3.6 mm
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  30% chance · 0.36 in9.1 mm
4. Overnight
  midnight–6 AM
  Cloudy, 66°19°
  40% chance · 0.32 in8.2 mm
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
64°18°–76°24°
Low, likely
55°13°–64°18°
Typical high / low
73°23° / 58°14°
Wind
12 mph19 km/h, gusts 26 mph41 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 73°23°, low 63°17°. Typical 73°23° / 58°14°. Rain 0.47 in12 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 67°19°
  40% chance · 0.08 in2.1 mm
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  40% chance · 0.35 in9 mm
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  40% chance
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
69°21°–80°27°
Low, likely
57°14°–69°21°
Typical high / low
73°23° / 58°14°
Wind
12 mph19 km/h, gusts 25 mph40 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 56°.
Tomorrow
Dry, high 75°, low 57°, warming up.
Sunday
Dry, high 80°, low 59°, warming up.
Rest of week
Mostly dry, highs 70–81°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (SGX) (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

San Diego River at Fashion Valley

11 mi

Below flood stage

Level: 3.2 ft
Flow: 38 cfs

Forecast peak 4.7 ft Fri 4 PM

Reading from Fri 3:15 AM · NWS gauge page

San Diego River at Mast Nr Santee

8.1 mi

Level: 2.3 ft
Flow: 14 cfs

Reading from Fri 3:15 AM · NWS gauge page

Tijuana River near San Ysidro

14 mi

Level: 41.0 ft

Reading from Fri 2:43 AM · NWS gauge page

Tijuana River at International Border

14 mi

Level: 39.7 ft
Flow: 65 cfs

Reading from Fri 3 AM · NWS gauge page

For your home

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

Heating this week

This week 6Typical 0

Heating degree days, base 65°F

Comfort

Comfortable, non-humid air (dew point 56°F).

Open the windows?

Sat, 9:00 AM–3:00 AM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

San Diego International Airport · official normals 1991–2020 · records 1874–2026

Oct 23, today vs a typical year

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

Last 7 days vs normal

On average 6°3° warmer than normal (daily mean temperature).

+12°+6°SatOct 17
+7°+4°SunOct 18
+5°+3°MonOct 19
+4°+2°TueOct 20
+3°+1°WedOct 21
—ThuOct 22
—FriOct 23

Spring Valley weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 11 h 7 min; Losing 1 min 53 s a day; shortest Dec 21, 1 h 8 min less
Golden hour: 5:31–6:21 PM; Morning 6:42–7:32 AM
Blue hour: 6:21–6:30 PM; Morning 6:33–6:42 AM; first light 6:33 AM

Stars tonight? Poor

Clouds most of the night (about 32% cover).

Moon

Waxing gibbous

91% lit · growing

Today: sets 4:19 AM · rises 4:33 PM
Full moon: Oct 25
New moon: Nov 8

Looking northeast from Spring Valley. The highest point on the skyline is about 10,700 ft, 78 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.