Observed 7:55 AM PDT at KPRB

Lake Nacimiento, CA weather

Foggy and 45°7°.

Mostly agree

Now 45°7°

Fog

Wind: Calm; Up to 5 mph8 km/h through 8 PM
Dew point: 45°7°; Comfortable · up to 54°12° by 9 AM
Humidity: 100%; Air 45°7°, dew point 45°7° · fog or dew likely
UV index: 0Low; Moderate 11 AM–5 PM · peak 5
Air quality: 8Good; Main pollutant: PM10 (dust)

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

11°6° cooler than this time yesterday (57°14° then, 46°8° now)

Good hours for

Above 60°16° today by 10 AM
Drops 13°7° today 4–7 PM (75°24° → 62°17°)
Below 60°16° tonight after 7 PM
Drops 12°7° tomorrow 5–8 PM (71°22° → 59°15°)
Fog tomorrow night 5–6 AM

This morningUp to 66°19° by 11 AM · Clear
This afternoonUp to 76°24° by 2 PM · Clear
TonightDown to 47°8° by 3 AM · Clear
Tomorrow morningUp to 73°23° by 11 AM · Mostly cloudy
Tomorrow afternoonDown to 71°22° by 5 PM · Mostly cloudy
Tomorrow nightDown to 49°9° by 5 AM · Mostly 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 8a	Sunny	49°9° (likely 46°8° to 50°10°)	49°9°	0%	0 mph0 km/h, gusts 3 mph5 km/h	99%	19%	0
Sat 9a	Sunny	55°13° (likely 48°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 2 mph3 km/h	98%	13%	1
Sat 10a	Sunny	62°17° (likely 53°12° to 62°17°)	62°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	85%	2%	2
Sat 11a	Sunny	66°19° (likely 59°15° to 66°19°)	66°19°	0%	5 mph8 km/h from NE, gusts 7 mph11 km/h	71%	0%	4
Sat 12p	Sunny	69°21° (likely 63°17° to 69°21°)	69°21°	0%	5 mph8 km/h from NE, gusts 6 mph9 km/h	61%	0%	5
Sat 1p	Sunny	72°22° (likely 67°19° to 72°22°)	72°22°	0%	5 mph8 km/h from NE, gusts 5 mph8 km/h	49%	0%	5
Sat 2p	Sunny	76°24° (likely 69°21° to 76°24°)	76°24°	0%	0 mph0 km/h, gusts 5 mph8 km/h	41%	0%	5
Sat 3p	Sunny	76°24° (likely 70°21° to 76°24°)	76°24°	0%	0 mph0 km/h, gusts 4 mph6 km/h	37%	0%	4
Sat 4p	Sunny	75°24° (likely 70°21° to 75°24°)	75°24°	0%	0 mph0 km/h, gusts 4 mph6 km/h	36%	0%	3
Sat 5p	Sunny	72°22° (likely 69°21° to 73°23°)	72°22°	0%	0 mph0 km/h, gusts 4 mph6 km/h	36%	1%	2
Sat 6p	Clear	62°17° (likely 62°17° to 69°21°)	62°17°	0%	0 mph0 km/h, gusts 3 mph5 km/h	44%	0%	1
Sat 7p	Clear	58°14° (likely 58°14° to 65°18°)	58°14°	0%	0 mph0 km/h, gusts 5 mph7 km/h	49%	0%	0
Sat 8p	Clear	57°14° (likely 56°13° to 63°17°)	57°14°	0%	0 mph0 km/h, gusts 4 mph7 km/h	54%	0%	0
Sat 9p	Clear	54°12° (likely 53°12° to 60°16°)	54°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	59%	0%	0
Sat 10p	Clear	53°12° (likely 51°11° to 58°14°)	53°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	63%	0%	0
Sat 11p	Clear	51°11° (likely 49°9° to 57°14°)	51°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	67%	0%	0
Sun 12a	Clear	50°10° (likely 47°8° to 55°13°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	71%	0%	0
Sun 1a	Clear	49°9° (likely 45°7° to 55°13°)	48°9°	0%	0 mph0 km/h, gusts 3 mph5 km/h	73%	0%	0
Sun 2a	Clear	49°9° (likely 44°7° to 54°12°)	48°9°	0%	5 mph8 km/h from NNE, gusts 2 mph4 km/h	75%	2%	0
Sun 3a	Clear	47°8° (likely 43°6° to 54°12°)	46°8°	0%	5 mph8 km/h from NNE, gusts 2 mph4 km/h	76%	11%	0
Sun 4a	Clear	47°8° (likely 43°6° to 53°12°)	46°8°	0%	5 mph8 km/h from NNE, gusts 2 mph3 km/h	79%	13%	0
Sun 5a	Partly cloudy	47°8° (likely 43°6° to 52°11°)	46°8°	0%	5 mph8 km/h from NNE, gusts 1 mph2 km/h	79%	50%	0
Sun 6a	Partly cloudy	46°8° (likely 42°6° to 52°11°)	45°7°	0%	5 mph8 km/h from NNE, gusts 2 mph3 km/h	83%	58%	0
Sun 7a	Partly sunny	46°8° (likely 41°5° to 51°11°)	45°7°	0%	5 mph8 km/h from NNE, gusts 2 mph3 km/h	85%	64%	0
Sun 8a	Partly sunny	49°9° (likely 41°5° to 52°11°)	49°9°	0%	0 mph0 km/h, gusts 2 mph3 km/h	86%	62%	0
Sun 9a	Mostly sunny	57°14° (likely 44°7° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 2 mph3 km/h	83%	59%	1
Sun 10a	Cloudy	66°19° (likely 51°11° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 3 mph5 km/h	73%	62%	2
Sun 11a	Sunny	73°23° (likely 58°14° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 6 mph9 km/h	61%	64%	4
Sun 12p	Sunny	78°26° (likely 65°18° to 78°26°)	78°26°	0%	5 mph8 km/h from SW, gusts 6 mph9 km/h	52%	55%	4
Sun 1p	Sunny	79°26° (likely 69°21° to 79°26°)	79°26°	0%	5 mph8 km/h from SW, gusts 7 mph11 km/h	43%	53%	5
Sun 2p	Sunny	78°26° (likely 71°22° to 78°26°)	78°26°	0%	10 mph16 km/h from SW, gusts 10 mph16 km/h	36%	52%	5
Sun 3p	Sunny	77°25° (likely 70°21° to 77°25°)	77°25°	0%	10 mph16 km/h from SW, gusts 11 mph18 km/h	34%	61%	4
Sun 4p	Sunny	74°23° (likely 69°21° to 75°24°)	74°23°	0%	10 mph16 km/h from SW, gusts 12 mph19 km/h	36%	74%	3
Sun 5p	Partly sunny	71°22° (likely 67°19° to 72°22°)	71°22°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	37%	76%	2
Sun 6p	Partly cloudy	63°17° (likely 62°17° to 69°21°)	63°17°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	46%	74%	0
Sun 7p	Cloudy	59°15° (likely 58°14° to 64°18°)	59°15°	0%	5 mph8 km/h from SW, gusts 8 mph12 km/h	56%	68%	0
Sun 8p	Cloudy	57°14° (likely 54°12° to 59°15°)	57°14°	0%	5 mph8 km/h from SW, gusts 6 mph10 km/h	63%	65%	0
Sun 9p	Cloudy	56°13° (likely 51°11° to 56°13°)	56°13°	0%	5 mph8 km/h from SW, gusts 6 mph9 km/h	69%	67%	0
Sun 10p	Partly cloudy	55°13° (likely 49°9° to 55°13°)	55°13°	0%	5 mph8 km/h from SW, gusts 2 mph3 km/h	72%	55%	0
Sun 11p	Cloudy	54°12° (likely 47°8° to 54°12°)	54°12°	0%	5 mph8 km/h from ENE, gusts 4 mph6 km/h	75%	67%	0
Mon 12a	Partly cloudy	53°12° (likely 45°7° to 53°12°)	53°12°	0%	5 mph8 km/h from ENE, gusts 6 mph9 km/h	78%	78%	0
Mon 1a	Partly cloudy	51°11° (likely 45°7° to 51°11°)	51°11°	0%	5 mph8 km/h from ENE, gusts 6 mph10 km/h	80%	81%	0
Mon 2a	Partly cloudy	51°11° (likely 45°7° to 52°11°)	51°11°	0%	5 mph8 km/h from NNE, gusts 5 mph8 km/h	81%	84%	0
Mon 3a	Partly cloudy	50°10° (likely 45°7° to 52°11°)	50°10°	0%	5 mph8 km/h from NNE, gusts 4 mph7 km/h	82%	78%	0
Mon 4a	Partly cloudy	50°10° (likely 44°7° to 51°11°)	50°10°	0%	5 mph8 km/h from NNE, gusts 3 mph5 km/h	83%	71%	0
Mon 5a	Fog	49°9° (likely 44°7° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 3 mph5 km/h	85%	72%	0
Mon 6a	Partly cloudy	47°8° (likely 42°6° to 50°10°)	47°8°	0%	0 mph0 km/h, gusts 2 mph4 km/h	88%	58%	0
Mon 7a	Partly sunny	45°7° (likely 41°5° to 50°10°)	45°7°	0%	0 mph0 km/h, gusts 2 mph4 km/h	90%	64%	0

Days ahead

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

Today, Oct 24. Sunny. High 75°24°, low 46°8°. Typical 78°26° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Today: Sunny, with a high near 75. East northeast wind 0 to 5 mph.
Tonight: Mostly clear, with a low around 46. Northeast wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
45°7°–49°9°
Typical high / low
78°26° / 42°6°
Wind
7 mph11 km/h
UV peak
5
Tomorrow, Oct 25. Cloudy. High 79°26°, low 45°7°. Typical 78°26° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 49°9°
  Dry
Official NWS forecast
Day: Sunny, with a high near 79. West northwest wind 0 to 10 mph.
Night: Partly cloudy, with a low around 45. North wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–79°26°
Low, likely
40°4°–51°11°
Typical high / low
78°26° / 42°6°
Wind
11 mph18 km/h
UV peak
5
Monday, Oct 26. Mostly sunny. High 77°25°, low 46°8°. Typical 77°25° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 77. Northwest wind 0 to 15 mph.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–77°25°
Low, likely
42°6°–49°9°
Typical high / low
77°25° / 41°5°
Wind
9 mph15 km/h, gusts 15 mph24 km/h
UV peak
5
Tuesday, Oct 27. Cloudy. High 75°24°, low 46°8°. Typical 77°25° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  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
  Mostly clear, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 75.
Night: Partly cloudy, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–75°24°
Low, likely
44°7°–48°9°
Typical high / low
77°25° / 41°5°
Wind
7 mph10 km/h, gusts 12 mph20 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 73°23°, low 47°8°. Typical 76°24° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 73.
Night: Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–73°23°
Low, likely
42°6°–48°9°
Typical high / low
76°24° / 41°5°
Wind
7 mph12 km/h
UV peak
5
Thursday, Oct 29. Cloudy. High 69°21°, low 46°8°. Typical 76°24° / 41°5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°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 69.
Night: A chance of rain showers after 11pm. Partly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–69°21°
Low, likely
46°8°–51°11°
Typical high / low
76°24° / 41°5°
Wind
10 mph16 km/h, gusts 18 mph29 km/h
UV peak
4
Friday, Oct 30. Showers. High 67°19°, low 45°7°. Typical 76°24° / 41°5°. Rain, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny, with a high near 67.
Night: A chance of rain showers. Mostly cloudy, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–67°19°
Low, likely
45°7°–48°9°
Typical high / low
76°24° / 41°5°
Wind
8 mph12 km/h, gusts 17 mph28 km/h
UV peak
5
Saturday, Oct 31. Cloudy. High 63°17°, low 44°7°. Typical 75°24° / 40°4°. Rain 0.04 in1 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  20% chance
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 55°13°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  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
60°16°–66°19°
Low, likely
36°2°–48°9°
Typical high / low
75°24° / 40°4°
Wind
8 mph13 km/h, gusts 19 mph31 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 65°18°, low 43°6°. Typical 75°24° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–72°22°
Low, likely
32°0°–48°9°
Typical high / low
75°24° / 40°4°
Wind
14 mph23 km/h, gusts 26 mph42 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 62°17°, low 46°8°. Typical 74°23° / 40°4°. Rain 0.06 in1.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 53°12°
  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
60°16°–64°18°
Low, likely
41°5°–53°12°
Typical high / low
74°23° / 40°4°
Wind
10 mph15 km/h, gusts 23 mph37 km/h

10 days15 days30 days

The outlook

Today
Dry, high 75°, low 46°.
Tomorrow
Dry, high 79°, low 45°, warming up.
Monday
Dry, high 77°, low 46°.
Rest of week
Mostly dry, highs 62–75°.

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

Salinas River at Paso Robles

13 mi

Below flood stage

Level: 13.2 ft

Forecast peak 13.2 ft Sat 9 AM

Reading from Sat 7:30 AM · NWS gauge page

Nacimiento River below Sapaque Creek Near Bryson

13 mi

Below flood stage

Level: 5.0 ft

Forecast peak 7.0 ft Sat 9 AM

Reading from Sat 7:15 AM · NWS gauge page

Salinas River near Bradley

14 mi

Below flood stage

Level: 2.5 ft
Flow: 64 cfs

Forecast peak 2.6 ft Sat 8 AM

Reading from Sat 6:30 AM · NWS gauge page

San Antonio River (Monterey) near Lockwood

17 mi

Below flood stage

Level: 4.2 ft
Flow: 20 cfs

Forecast peak 3.7 ft Sat 8 AM

Reading from Sat 7:15 AM · NWS gauge page

For your home

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

Heating this week

About 60% less heating than a typical week.

This week 17Typical 42

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 7
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 45°F).

Open the windows?

Today, 10:00 AM–6:00 PM

Good stretch to open the windows.

Is this typical?

Paso Robles Municipal Airport · official normals 1991–2020 · records 1952–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

On average 1°0° warmer than normal (daily mean temperature).

+8°+4°SunOct 18
+3°+1°MonOct 19
−1°TueOct 20
−2°−1°WedOct 21
−1°ThuOct 22
±0°FriOct 23
—SatOct 24

Lake Nacimiento weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 58 min; Losing 2 min 2 s a day; shortest Dec 21, 1 h 14 min less
Golden hour: 5:41–6:32 PM; Morning 7:02–7:53 AM
Blue hour: 6:32–6:42 PM; Morning 6:52–7:02 AM; first light 6:52 AM

Stars tonight? Fair

Clear 6:42 PM–5 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:40 AM · rises 5:15 PM
Full moon: Oct 25
New moon: Nov 8

Looking west from Lake Nacimiento. The highest point on the skyline is about 5,800 ft, 42 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Lake Nacimiento, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Salinas River at Paso Robles

Nacimiento River below Sapaque Creek Near Bryson

Salinas River near Bradley

San Antonio River (Monterey) near Lockwood

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon