Frost Advisory
Ends in 6 h 29 min
When
From 1 AM to 9 AM PDT Saturday.
Where
Del Norte and Northern Humboldt Coast. This is expected to be mainly away from the immediate coast and in areas that go calm.
Issued for this forecast zone · National Weather Service Eureka CA
What, impacts and precautionsHide details
What
Temperatures as low as 35 will result in frost formation.
Impacts
Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Additional details
This is expected to include the Anderson Valley, but it is possible fog will develop there overnight.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Coastal Mendocino; Southwestern Interior Mendocino
See it on weather.gov (opens in a new tab)

Observed 2:10 AM PDT at KUKI

Manchester, CA weather

Clear and 45°7°.

Mostly agree

Now 45°7°

Clear

Wind: Calm; Up to 5 mph8 km/h through 2 PM
Dew point: 45°7°; Comfortable · down to 35°2° by 7 AM
Humidity: 100%; Air 45°7°, dew point 45°7° · fog or dew likely
UV index: 0Low; Moderate 11 AM–5 PM · peak 5
Pressure: 30.09 inHg1019 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 46°8° today at 7 AM
High 59°15° today at 2 PM

TonightNear 48°9° · Clear
This morningUp to 56°13° by 11 AM · Clear
This afternoonNear 57°14° · Clear
TonightDown to 47°8° by 5 AM · Partly cloudy
Tomorrow morningUp to 55°13° by 11 AM · Mostly cloudy
Tomorrow afternoonNear 56°13° · Cloudy
Tomorrow nightDown to 51°11° by 9 PM · 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 2a	Mostly clear	49°9° (likely 48°9° to 52°11°)	49°9°	0%	2 mph3 km/h from NW, gusts 6 mph10 km/h	80%	9%	0
Sat 3a	Clear	49°9° (likely 47°8° to 52°11°)	49°9°	0%	2 mph3 km/h from NW, gusts 6 mph9 km/h	74%	12%	0
Sat 4a	Clear	48°9° (likely 47°8° to 52°11°)	48°9°	0%	2 mph3 km/h from NW, gusts 6 mph9 km/h	71%	16%	0
Sat 5a	Clear	47°8° (likely 46°8° to 52°11°)	47°8°	0%	1 mph2 km/h from ESE, gusts 5 mph9 km/h	69%	18%	0
Sat 6a	Clear	47°8° (likely 45°7° to 52°11°)	47°8°	0%	1 mph2 km/h from ESE, gusts 5 mph7 km/h	68%	15%	0
Sat 7a	Clear	46°8° (likely 45°7° to 52°11°)	46°8°	0%	1 mph2 km/h from ESE, gusts 5 mph8 km/h	65%	8%	0
Sat 8a	Sunny	47°8° (likely 45°7° to 53°12°)	47°8°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	63%	3%	0
Sat 9a	Sunny	50°10° (likely 50°10° to 56°13°)	50°10°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	63%	1%	1
Sat 10a	Sunny	54°12° (likely 54°12° to 61°16°)	54°12°	0%	1 mph2 km/h from E, gusts 6 mph9 km/h	64%	0%	2
Sat 11a	Sunny	56°13° (likely 56°13° to 66°19°)	56°13°	0%	3 mph5 km/h from W, gusts 5 mph9 km/h	63%	0%	3
Sat 12p	Sunny	56°13° (likely 56°13° to 68°20°)	56°13°	0%	3 mph5 km/h from W, gusts 7 mph10 km/h	66%	0%	4
Sat 1p	Sunny	58°14° (likely 58°14° to 68°20°)	58°14°	0%	3 mph5 km/h from W, gusts 7 mph10 km/h	66%	3%	5
Sat 2p	Sunny	59°15° (likely 59°15° to 68°20°)	59°15°	0%	5 mph8 km/h from WNW, gusts 6 mph10 km/h	68%	40%	5
Sat 3p	Mostly sunny	58°14° (likely 58°14° to 66°19°)	58°14°	0%	5 mph8 km/h from WNW, gusts 7 mph11 km/h	70%	18%	4
Sat 4p	Sunny	59°15° (likely 59°15° to 65°18°)	59°15°	0%	5 mph8 km/h from WNW, gusts 7 mph12 km/h	73%	40%	3
Sat 5p	Sunny	57°14° (likely 57°14° to 63°17°)	57°14°	0%	2 mph3 km/h from NNW, gusts 7 mph12 km/h	79%	2%	2
Sat 6p	Clear	55°13° (likely 55°13° to 60°16°)	55°13°	0%	2 mph3 km/h from NNW, gusts 7 mph11 km/h	85%	3%	1
Sat 7p	Clear	53°12° (likely 53°12° to 56°13°)	53°12°	0%	2 mph3 km/h from NNW, gusts 7 mph11 km/h	86%	5%	0
Sat 8p	Clear	50°10° (likely 50°10° to 54°12°)	50°10°	0%	1 mph2 km/h from N, gusts 6 mph10 km/h	86%	5%	0
Sat 9p	Clear	50°10° (likely 50°10° to 54°12°)	50°10°	0%	1 mph2 km/h from N, gusts 7 mph11 km/h	86%	9%	0
Sat 10p	Mostly clear	50°10° (likely 50°10° to 53°12°)	50°10°	0%	1 mph2 km/h from N, gusts 6 mph10 km/h	86%	17%	0
Sat 11p	Partly cloudy	49°9° (likely 49°9° to 52°11°)	49°9°	0%	1 mph2 km/h from NNE, gusts 5 mph8 km/h	86%	40%	0
Sun 12a	Cloudy	49°9° (likely 49°9° to 52°11°)	49°9°	0%	1 mph2 km/h from NNE, gusts 4 mph6 km/h	82%	55%	0
Sun 1a	Partly cloudy	49°9° (likely 49°9° to 52°11°)	49°9°	0%	1 mph2 km/h from NNE, gusts 4 mph7 km/h	78%	56%	0
Sun 2a	Partly cloudy	49°9° (likely 48°9° to 52°11°)	49°9°	0%	1 mph2 km/h from ENE, gusts 4 mph6 km/h	77%	71%	0
Sun 3a	Partly cloudy	48°9° (likely 47°8° to 51°11°)	48°9°	0%	1 mph2 km/h from ENE, gusts 4 mph7 km/h	73%	74%	0
Sun 4a	Cloudy	48°9° (likely 46°8° to 51°11°)	48°9°	0%	1 mph2 km/h from ENE, gusts 5 mph8 km/h	71%	78%	0
Sun 5a	Cloudy	47°8° (likely 46°8° to 50°10°)	47°8°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	71%	79%	0
Sun 6a	Cloudy	46°8° (likely 45°7° to 50°10°)	46°8°	0%	1 mph2 km/h from E, gusts 6 mph9 km/h	69%	80%	0
Sun 7a	Cloudy	46°8° (likely 45°7° to 50°10°)	46°8°	0%	1 mph2 km/h from E, gusts 6 mph9 km/h	69%	77%	0
Sun 8a	Cloudy	47°8° (likely 45°7° to 50°10°)	47°8°	0%	1 mph2 km/h from E, gusts 6 mph10 km/h	69%	75%	0
Sun 9a	Partly sunny	50°10° (likely 49°9° to 53°12°)	50°10°	0%	1 mph2 km/h from E, gusts 7 mph11 km/h	69%	78%	1
Sun 10a	Partly sunny	53°12° (likely 53°12° to 58°14°)	53°12°	0%	1 mph2 km/h from E, gusts 7 mph11 km/h	69%	79%	1
Sun 11a	Partly sunny	55°13° (likely 55°13° to 61°16°)	55°13°	0%	1 mph2 km/h from SSW, gusts 8 mph12 km/h	69%	78%	2
Sun 12p	Partly sunny	56°13° (likely 56°13° to 62°17°)	56°13°	0%	1 mph2 km/h from SSW, gusts 8 mph13 km/h	70%	81%	3
Sun 1p	Cloudy	57°14° (likely 57°14° to 62°17°)	57°14°	0%	1 mph2 km/h from SSW, gusts 8 mph13 km/h	72%	88%	4
Sun 2p	Cloudy	57°14° (likely 57°14° to 62°17°)	57°14°	0%	3 mph5 km/h from W, gusts 8 mph13 km/h	74%	93%	4
Sun 3p	Partly sunny	57°14° (likely 57°14° to 61°16°)	57°14°	0%	3 mph5 km/h from W, gusts 9 mph15 km/h	77%	84%	4
Sun 4p	Cloudy	57°14° (likely 57°14° to 60°16°)	57°14°	0%	3 mph5 km/h from W, gusts 10 mph16 km/h	80%	96%	3
Sun 5p	Cloudy	56°13° (likely 56°13° to 58°14°)	56°13°	0%	3 mph5 km/h from NW, gusts 11 mph18 km/h	83%	81%	1
Sun 6p	Cloudy	55°13° (likely 55°13° to 57°14°)	55°13°	0%	3 mph5 km/h from NW, gusts 11 mph18 km/h	86%	92%	0
Sun 7p	Mostly cloudy	53°12° (likely 53°12° to 55°13°)	53°12°	0%	3 mph5 km/h from NW, gusts 10 mph16 km/h	89%	52%	0
Sun 8p	Partly cloudy	52°11° (likely 52°11° to 55°13°)	52°11°	0%	2 mph3 km/h from N, gusts 10 mph15 km/h	91%	57%	0
Sun 9p	Partly cloudy	51°11° (likely 51°11° to 55°13°)	51°11°	0%	2 mph3 km/h from N, gusts 8 mph13 km/h	92%	57%	0
Sun 10p	Partly cloudy	51°11° (likely 50°10° to 54°12°)	51°11°	0%	2 mph3 km/h from N, gusts 8 mph12 km/h	92%	42%	0
Sun 11p	Partly cloudy	51°11° (likely 49°9° to 53°12°)	51°11°	5%	2 mph3 km/h from N, gusts 7 mph12 km/h	91%	58%	0
Mon 12a	Partly cloudy	51°11° (likely 47°8° to 53°12°)	51°11°	5%	2 mph3 km/h from N, gusts 7 mph12 km/h	90%	50%	0
Mon 1a	Partly cloudy	51°11° (likely 47°8° to 54°12°)	51°11°	5%	2 mph3 km/h from N, gusts 8 mph13 km/h	88%	54%	0

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Mostly sunny. High 60°16°, low 46°8°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 47°8°
  Dry
Official NWS forecast
Today: Sunny, with a high near 60. North northwest wind 1 to 5 mph.
Tonight: Mostly clear, with a low around 46. Northeast wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 60°16°).
High, likely
60°16°–68°20°
Low, likely
45°7°–52°11°
Wind
6 mph10 km/h, gusts 14 mph22 km/h
UV peak
5
Tomorrow, Oct 25. Fog. High 59°15°, low 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 57°14°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 59. West wind around 3 mph.
Night: Mostly cloudy, with a low around 49. North wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–62°17°
Low, likely
44°7°–50°10°
Wind
9 mph15 km/h, gusts 18 mph29 km/h
UV peak
4
Monday, Oct 26. Drizzle. High 56°13°, low 48°9°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  20% chance
2. Afternoon
  noon–6 PM
  Sunny, 62°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain between 11am and 5pm. Mostly sunny, with a high near 56. North northwest wind 1 to 7 mph. Chance of precipitation is 20%.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–63°17°
Low, likely
47°8°–52°11°
Wind
13 mph20 km/h, gusts 27 mph44 km/h
UV peak
4
Tuesday, Oct 27. Partly sunny. High 56°13°, low 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°16°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 56.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–63°17°
Low, likely
46°8°–49°9°
Wind
14 mph23 km/h, gusts 21 mph33 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 56°13°, low 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 56.
Night: Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–63°17°
Low, likely
43°6°–49°9°
Wind
12 mph19 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 56°13°, low 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain after 5pm. Mostly sunny, with a high near 56.
Night: A slight chance of rain. Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–61°16°
Low, likely
45°7°–51°11°
Wind
14 mph22 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Rain. High 56°13°, low 45°7°. Rain 0.04 in1 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 46°8°
  20% chance
2. Afternoon
  noon–6 PM
  Partly sunny, 59°15°
  20% chance
3. Evening
  6 PM–midnight
  Partly cloudy, 50°10°
  20% chance · 0.06 in1.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  20% chance · 0.02 in0.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 56.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–62°17°
Low, likely
43°6°–47°8°
Wind
13 mph20 km/h, gusts 23 mph37 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 59°15°, low 45°7°. Rain 0.07 in1.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  20% chance
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  30% chance
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  20% chance
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  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
55°13°–70°21°
Low, likely
44°7°–47°8°
Wind
11 mph18 km/h, gusts 22 mph35 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 62°17°, low 46°8°. Rain, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  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
56°13°–70°21°
Low, likely
40°4°–55°13°
Wind
16 mph25 km/h, gusts 32 mph51 km/h
UV peak
1
Monday, Nov 2. Cloudy. High 62°17°, low 51°11°. Rain 0.11 in2.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 57°14°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  30% chance · 0.06 in1.6 mm
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  30% chance · 0.12 in3 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
56°13°–73°23°
Low, likely
43°6°–60°16°
Wind
9 mph15 km/h, gusts 27 mph44 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 60°, low 46°.
Tomorrow
Dry, high 59°, low 49°.
Monday
Dry, high 56°, low 48°, cooling off.
Rest of week
Mostly dry, highs 56–62°.

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

Navarro River near Navarro

14 mi

Below flood stage

Level: 1.2 ft
Flow: 6 cfs

Forecast peak 0.8 ft Sat 2 AM

Reading from Sat 12:15 AM · NWS gauge page

Garcia River at Eureka Hill Rd Near Point Arena

6.6 mi

Level: 2.6 ft
Flow: 64 cfs

Reading from Sat 1 AM · NWS gauge page

N. Fork Gualala River above S. Fork Gualala NR Gualala

16 mi

Level: 2.0 ft
Flow: 10 cfs

Reading from Sat 1 AM · NWS gauge page

South Fork Gualala River near The Sea Ranch

23 mi

Level: 4.5 ft
Flow: 2 cfs

Reading from Fri 11:45 PM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 50 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 24 min less
Golden hour: 5:46–6:40 PM; Morning 7:16–8:10 AM
Blue hour: 6:40–6:50 PM; Morning 7:06–7:16 AM; first light 7:06 AM

Stars tonight? Good

Mostly clear 2:31–7:06 AM; moon 96% lit, sets 5:55 AM.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:55 AM · rises 5:23 PM
Full moon: Oct 25
New moon: Nov 8

Looking northwest from Manchester. The highest point on the skyline is about 1,500 ft, 7 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Frost Advisory