Observed 9:55 AM PDT at KSMX

Los Alamos, CA weather

Sunny and 66°19°, jacket by 8 PM.

Mostly agree

Now 66°19°

Sunny

Wind: Calm; Up to 15 mph24 km/h through 10 PM
Dew point: 52°11°; Comfortable
UV index: 2Low; Moderate 11 AM–4 PM · peak 5
Air quality: 31Good; Main pollutant: 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

About the same as this time yesterday (59°15° then, 57°14° now)

Good hours for

High 76°24° today at 1 PM
Below 60°16° tonight after 7 PM
Low 51°11° tomorrow at 7 AM
Above 60°16° tomorrow by 9 AM

This morningUp to 73°23° by 11 AM · Clear
This afternoonDown to 67°19° by 5 PM · Clear
TonightDown to 52°11° by 5 AM · Clear
Tomorrow morningUp to 77°25° by 11 AM · Partly cloudy
Tomorrow afternoonDown to 69°21° by 5 PM · Partly cloudy
Tomorrow nightDown to 54°12° by 5 AM · Partly cloudy
Monday morningUp to 57°14° by 9 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
Sat 10a	Sunny	68°20° (likely 66°19° to 68°20°)	68°20°	0%	5 mph8 km/h from NE, gusts 10 mph16 km/h	74%	0%	2
Sat 11a	Sunny	73°23° (likely 70°21° to 73°23°)	73°23°	0%	10 mph16 km/h from NW, gusts 7 mph11 km/h	60%	0%	3
Sat 12p	Sunny	75°24° (likely 73°23° to 78°26°)	75°24°	0%	10 mph16 km/h from NW, gusts 4 mph7 km/h	53%	0%	5
Sat 1p	Sunny	76°24° (likely 75°24° to 79°26°)	76°24°	0%	10 mph16 km/h from NW, gusts 6 mph10 km/h	45%	0%	5
Sat 2p	Sunny	76°24° (likely 75°24° to 79°26°)	76°24°	0%	15 mph24 km/h from NW, gusts 9 mph14 km/h	41%	0%	5
Sat 3p	Sunny	74°23° (likely 74°23° to 79°26°)	74°23°	0%	15 mph24 km/h from NW, gusts 12 mph19 km/h	44%	0%	3
Sat 4p	Sunny	70°21° (likely 70°21° to 77°25°)	70°21°	0%	15 mph24 km/h from NW, gusts 13 mph21 km/h	48%	0%	2
Sat 5p	Sunny	67°19° (likely 67°19° to 74°23°)	67°19°	0%	10 mph16 km/h from NW, gusts 14 mph23 km/h	55%	0%	2
Sat 6p	Clear	60°16° (likely 60°16° to 70°21°)	60°16°	0%	10 mph16 km/h from NW, gusts 12 mph19 km/h	66%	0%	0
Sat 7p	Clear	56°13° (likely 56°13° to 66°19°)	56°13°	0%	10 mph16 km/h from NW, gusts 8 mph12 km/h	78%	0%	0
Sat 8p	Clear	54°12° (likely 54°12° to 63°17°)	54°12°	0%	10 mph16 km/h from NW, gusts 6 mph9 km/h	83%	0%	0
Sat 9p	Clear	54°12° (likely 54°12° to 60°16°)	54°12°	0%	10 mph16 km/h from NW, gusts 4 mph7 km/h	86%	0%	0
Sat 10p	Clear	53°12° (likely 53°12° to 59°15°)	53°12°	0%	10 mph16 km/h from NW, gusts 4 mph6 km/h	87%	0%	0
Sat 11p	Clear	53°12° (likely 53°12° to 58°14°)	53°12°	0%	5 mph8 km/h from ENE, gusts 4 mph7 km/h	86%	6%	0
Sun 12a	Clear	54°12° (likely 53°12° to 57°14°)	54°12°	0%	5 mph8 km/h from ENE, gusts 4 mph6 km/h	87%	6%	0
Sun 1a	Clear	54°12° (likely 52°11° to 57°14°)	54°12°	0%	5 mph8 km/h from ENE, gusts 4 mph6 km/h	86%	5%	0
Sun 2a	Clear	54°12° (likely 51°11° to 57°14°)	54°12°	0%	5 mph8 km/h from ENE, gusts 4 mph7 km/h	84%	1%	0
Sun 3a	Clear	54°12° (likely 50°10° to 55°13°)	54°12°	0%	5 mph8 km/h from ENE, gusts 3 mph5 km/h	82%	0%	0
Sun 4a	Clear	53°12° (likely 50°10° to 55°13°)	53°12°	0%	5 mph8 km/h from ENE, gusts 3 mph5 km/h	84%	0%	0
Sun 5a	Clear	52°11° (likely 50°10° to 54°12°)	52°11°	0%	5 mph8 km/h from ENE, gusts 3 mph5 km/h	82%	1%	0
Sun 6a	Partly cloudy	52°11° (likely 49°9° to 54°12°)	52°11°	0%	5 mph8 km/h from ENE, gusts 3 mph5 km/h	85%	44%	0
Sun 7a	Partly sunny	51°11° (likely 49°9° to 53°12°)	51°11°	0%	5 mph8 km/h from ENE, gusts 4 mph6 km/h	83%	50%	0
Sun 8a	Partly sunny	56°13° (likely 51°11° to 56°13°)	56°13°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	82%	53%	0
Sun 9a	Partly sunny	65°18° (likely 57°14° to 65°18°)	65°18°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	73%	51%	1
Sun 10a	Partly sunny	73°23° (likely 64°18° to 73°23°)	73°23°	0%	5 mph8 km/h from E, gusts 4 mph6 km/h	60%	49%	2
Sun 11a	Mostly sunny	77°25° (likely 68°20° to 77°25°)	77°25°	0%	10 mph16 km/h from WNW, gusts 6 mph9 km/h	50%	48%	4
Sun 12p	Mostly sunny	78°26° (likely 72°22° to 78°26°)	78°26°	0%	10 mph16 km/h from WNW, gusts 5 mph8 km/h	46%	43%	5
Sun 1p	Sunny	78°26° (likely 74°23° to 78°26°)	78°26°	0%	10 mph16 km/h from WNW, gusts 6 mph10 km/h	43%	44%	5
Sun 2p	Mostly sunny	78°26° (likely 74°23° to 78°26°)	78°26°	0%	10 mph16 km/h from WNW, gusts 8 mph13 km/h	42%	48%	5
Sun 3p	Mostly sunny	75°24° (likely 73°23° to 76°24°)	75°24°	0%	10 mph16 km/h from WNW, gusts 10 mph16 km/h	45%	55%	4
Sun 4p	Cloudy	72°22° (likely 70°21° to 73°23°)	72°22°	0%	10 mph16 km/h from WNW, gusts 12 mph19 km/h	50%	64%	3
Sun 5p	Cloudy	69°21° (likely 68°20° to 70°21°)	69°21°	0%	10 mph16 km/h from WNW, gusts 11 mph18 km/h	58%	63%	1
Sun 6p	Partly cloudy	64°18° (likely 64°18° to 67°19°)	64°18°	0%	10 mph16 km/h from WNW, gusts 10 mph16 km/h	68%	51%	0
Sun 7p	Cloudy	61°16° (likely 59°15° to 63°17°)	61°16°	0%	10 mph16 km/h from WNW, gusts 8 mph13 km/h	78%	63%	0
Sun 8p	Cloudy	60°16° (likely 56°13° to 61°16°)	60°16°	0%	5 mph8 km/h from NW, gusts 6 mph9 km/h	84%	59%	0
Sun 9p	Partly cloudy	59°15° (likely 54°12° to 59°15°)	59°15°	0%	5 mph8 km/h from NW, gusts 6 mph10 km/h	88%	56%	0
Sun 10p	Partly cloudy	58°14° (likely 53°12° to 58°14°)	58°14°	0%	5 mph8 km/h from NW, gusts 6 mph10 km/h	89%	58%	0
Sun 11p	Partly cloudy	58°14° (likely 52°11° to 58°14°)	58°14°	0%	5 mph8 km/h from N, gusts 5 mph8 km/h	89%	63%	0
Mon 12a	Partly cloudy	57°14° (likely 50°10° to 57°14°)	57°14°	0%	5 mph8 km/h from N, gusts 6 mph9 km/h	88%	63%	0
Mon 1a	Partly cloudy	56°13° (likely 50°10° to 56°13°)	56°13°	0%	5 mph8 km/h from N, gusts 5 mph9 km/h	88%	57%	0
Mon 2a	Partly cloudy	56°13° (likely 49°9° to 56°13°)	56°13°	0%	5 mph8 km/h from N, gusts 5 mph8 km/h	88%	56%	0
Mon 3a	Partly cloudy	56°13° (likely 48°9° to 56°13°)	56°13°	0%	5 mph8 km/h from N, gusts 5 mph9 km/h	87%	50%	0
Mon 4a	Partly cloudy	55°13° (likely 48°9° to 55°13°)	55°13°	0%	5 mph8 km/h from N, gusts 6 mph9 km/h	88%	27%	0
Mon 5a	Mostly cloudy	54°12° (likely 48°9° to 55°13°)	54°12°	0%	5 mph8 km/h from N, gusts 5 mph8 km/h	89%	38%	0
Mon 6a	Clear	53°12° (likely 45°7° to 54°12°)	53°12°	0%	5 mph8 km/h from N, gusts 3 mph5 km/h	91%	16%	0
Mon 7a	Mostly cloudy	52°11° (likely 44°7° to 53°12°)	52°11°	0%	5 mph8 km/h from N, gusts 3 mph5 km/h	93%	22%	0
Mon 8a	Mostly cloudy	53°12° (likely 45°7° to 55°13°)	53°12°	0%	5 mph8 km/h from NNW, gusts 4 mph6 km/h	91%	22%	0
Mon 9a	Sunny	57°14° (likely 53°12° to 60°16°)	57°14°	0%	5 mph8 km/h from NNW, gusts 4 mph7 km/h	83%	10%	1

Days ahead

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

Today, Oct 24. Sunny. High 77°25°, low 51°11°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 73°23°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 52°11°
  Dry
Official NWS forecast
Today: Sunny, with a high near 77. North wind 5 to 15 mph.
Tonight: Mostly clear, with a low around 51. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–79°26°
Low, likely
51°11°–55°13°
Typical high / low
74°23° / 48°9°
Wind
11 mph18 km/h, gusts 18 mph29 km/h
UV peak
5
Tomorrow, Oct 25. Mostly sunny. High 78°26°, low 52°11°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 54°12°
  Dry
Official NWS forecast
Day: Sunny, with a high near 78. North wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Partly cloudy, with a low around 52. North northwest wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–78°26°
Low, likely
49°9°–53°12°
Typical high / low
74°23° / 48°9°
Wind
10 mph16 km/h, gusts 20 mph32 km/h
UV peak
5
Monday, Oct 26. Partly sunny. High 75°24°, low 47°8°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 75. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Night: Mostly clear, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
47°8°–53°12°
Typical high / low
74°23° / 48°9°
Wind
12 mph19 km/h, gusts 22 mph35 km/h
UV peak
5
Tuesday, Oct 27. Partly sunny. High 76°24°, low 50°10°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 76.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–76°24°
Low, likely
44°7°–51°11°
Typical high / low
74°23° / 48°9°
Wind
11 mph17 km/h, gusts 19 mph31 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 74°23°, low 50°10°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  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 74.
Night: Mostly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–74°23°
Low, likely
47°8°–52°11°
Typical high / low
74°23° / 48°9°
Wind
10 mph16 km/h, gusts 17 mph27 km/h
UV peak
5
Thursday, Oct 29. Cloudy. High 70°21°, low 50°10°. Typical 74°23° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 70.
Night: A chance of rain showers after 11pm. Mostly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–72°22°
Low, likely
50°10°–55°13°
Typical high / low
74°23° / 48°9°
Wind
10 mph15 km/h, gusts 21 mph33 km/h
UV peak
4
Friday, Oct 30. Showers. High 67°19°, low 49°9°. Typical 74°23° / 48°9°. Rain 0.01 in0.3 mm, 30% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Mostly sunny, with a high near 67.
Night: A chance of rain showers. Mostly cloudy, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–67°19°
Low, likely
48°9°–52°11°
Typical high / low
74°23° / 48°9°
Wind
13 mph21 km/h, gusts 27 mph43 km/h
UV peak
5
Saturday, Oct 31. Sunny. High 66°19°, low 46°8°. Typical 73°23° / 47°8°. Rain 0.03 in0.8 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 67°20°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 53°12°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–69°21°
Low, likely
40°4°–50°10°
Typical high / low
73°23° / 47°8°
Wind
16 mph25 km/h, gusts 31 mph49 km/h
UV peak
4
Sunday, Nov 1. Sunny. High 69°21°, low 48°9°. Typical 73°23° / 47°8°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  20% chance
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 56°13°
  20% chance · 0.04 in1.1 mm
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  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°–75°24°
Low, likely
42°6°–55°13°
Typical high / low
73°23° / 47°8°
Wind
16 mph25 km/h, gusts 30 mph48 km/h
UV peak
2
Monday, Nov 2. Showers. High 66°19°, low 51°11°. Typical 73°23° / 47°8°. Rain 0.15 in3.8 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 70°21°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 57°14°
  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
65°18°–68°20°
Low, likely
42°6°–62°17°
Typical high / low
73°23° / 47°8°
Wind
14 mph22 km/h, gusts 26 mph42 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 77°, low 51°.
Tomorrow
Dry, high 78°, low 52°.
Monday
Dry, high 75°, low 47°, cooling off.
Rest of week
Mostly dry, highs 66–76°.

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

Sisquoc River at Garey

11 mi

Below flood stage

Level: 6.3 ft

Forecast peak 6.7 ft Sat 10 AM

Reading from Sat 9:15 AM · NWS gauge page

Santa Ynez River at Narrows

11 mi

Below flood stage

Level: 2.2 ft
Flow: 34 cfs

Forecast peak 2.2 ft Sat 10 AM

Reading from Sat 9 AM · NWS gauge page

Zaca Creek near Buelton

8.3 mi

Level: 1.6 ft

Reading from Sat 8:45 AM · NWS gauge page

Sisquoc River near Sisquoc

9.1 mi

Level: 1.2 ft
Flow: 3 cfs

Reading from Sat 9 AM · NWS gauge page

For your home

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

Heating this week

About 56% less heating than a typical week.

This week 12Typical 28

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 52°F).

Open the windows?

Today, 11:00 AM–6:00 PM

Good stretch to open the windows.

Is this typical?

Santa Maria Public Airport · official normals 1991–2020 · records 1906–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° warmer than typical.

Last 7 days vs normal

On average 3°1° warmer than normal (daily mean temperature).

+9°+5°SunOct 18
+1°MonOct 19
±0°TueOct 20
+5°+3°WedOct 21
+1°ThuOct 22
+1°FriOct 23
—SatOct 24

Los Alamos weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 11 h 1 min; Losing 2 min 2 s a day; shortest Dec 21, 1 h 11 min less
Golden hour: 5:40–6:31 PM; Morning 6:58–7:49 AM
Blue hour: 6:31–6:41 PM; Morning 6:48–6:58 AM; first light 6:48 AM

Stars tonight? Fair

Clear 6:41 PM–6 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:37 AM · rises 5:14 PM
Full moon: Oct 25
New moon: Nov 8

Looking east from Los Alamos. The highest point on the skyline is about 6,500 ft, 26 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.