Observed 4:40 AM PDT at KUKI

Calpella, CA weather

Clear and 43°6°.

Forecasts differ

Now 43°6°

Clear

Wind: 3 mph5 km/h; From the northwest. Up to 6 mph10 km/h through 4 PM
Dew point: 39°4°; Comfortable
UV index: 0Low; Moderate 11 AM–5 PM · peak 5
Air quality: 43Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.08 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 39°4° today at 7 AM
Above 60°16° today by 11 AM
High 78°26° today at 4 PM
Drops 12°7° tonight 6–9 PM (71°22° → 59°15°)
Below 60°16° tonight after 8 PM

TonightNear 41°5° · Clear
This morningUp to 63°17° by 11 AM · Clear
This afternoonUp to 78°26° by 4 PM · Clear
TonightDown to 42°6° by 5 AM · Partly cloudy
Tomorrow morningUp to 62°17° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 75°24° by 3 PM · Mostly cloudy
Tomorrow nightDown to 45°7° 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 4a	Clear	41°5° (likely 39°4° to 46°8°)	39°4°	0%	3 mph5 km/h from NNW, gusts 2 mph3 km/h	69%	10%	0
Sat 5a	Clear	41°5° (likely 38°3° to 46°8°)	39°4°	0%	3 mph5 km/h from NNW, gusts 2 mph3 km/h	71%	5%	0
Sat 6a	Clear	40°4° (likely 38°3° to 46°8°)	38°3°	0%	3 mph5 km/h from NNW, gusts 2 mph3 km/h	74%	3%	0
Sat 7a	Clear	39°4° (likely 37°3° to 46°8°)	37°3°	0%	3 mph5 km/h from NNW, gusts 2 mph3 km/h	74%	2%	0
Sat 8a	Sunny	39°4° (likely 38°3° to 47°8°)	39°4°	0%	1 mph2 km/h from N, gusts 2 mph3 km/h	74%	1%	0
Sat 9a	Sunny	45°7° (likely 43°6° to 49°9°)	45°7°	0%	1 mph2 km/h from N, gusts 1 mph2 km/h	61%	1%	1
Sat 10a	Sunny	56°13° (likely 52°11° to 58°14°)	56°13°	0%	1 mph2 km/h from N, gusts 2 mph4 km/h	44%	0%	2
Sat 11a	Sunny	63°17° (likely 60°16° to 66°19°)	63°17°	0%	1 mph2 km/h from S, gusts 3 mph5 km/h	34%	0%	3
Sat 12p	Sunny	68°20° (likely 66°19° to 71°22°)	68°20°	0%	1 mph2 km/h from S, gusts 3 mph5 km/h	28%	0%	4
Sat 1p	Sunny	73°23° (likely 70°21° to 75°24°)	73°23°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	23%	0%	5
Sat 2p	Sunny	76°24° (likely 71°22° to 77°25°)	76°24°	0%	6 mph10 km/h from W, gusts 5 mph8 km/h	20%	0%	5
Sat 3p	Sunny	77°25° (likely 71°22° to 78°26°)	77°25°	0%	6 mph10 km/h from W, gusts 6 mph10 km/h	20%	0%	4
Sat 4p	Sunny	78°26° (likely 69°21° to 78°26°)	78°26°	0%	6 mph10 km/h from W, gusts 10 mph16 km/h	21%	0%	3
Sat 5p	Sunny	75°24° (likely 66°19° to 75°24°)	75°24°	0%	2 mph3 km/h from W, gusts 11 mph18 km/h	26%	27%	2
Sat 6p	Clear	71°22° (likely 61°16° to 71°22°)	71°22°	0%	2 mph3 km/h from W, gusts 11 mph17 km/h	32%	25%	1
Sat 7p	Clear	66°19° (likely 55°13° to 66°19°)	66°19°	0%	2 mph3 km/h from W, gusts 5 mph8 km/h	38%	22%	0
Sat 8p	Clear	59°15° (likely 52°11° to 60°16°)	59°15°	0%	0 mph0 km/h, gusts 4 mph7 km/h	44%	6%	0
Sat 9p	Clear	57°14° (likely 50°10° to 58°14°)	57°14°	0%	0 mph0 km/h, gusts 3 mph5 km/h	48%	4%	0
Sat 10p	Clear	54°12° (likely 48°9° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 2 mph3 km/h	51%	4%	0
Sat 11p	Mostly clear	51°11° (likely 45°7° to 56°13°)	51°11°	0%	1 mph2 km/h from ENE, gusts 2 mph4 km/h	55%	44%	0
Sun 12a	Mostly clear	49°9° (likely 44°7° to 54°12°)	49°9°	0%	1 mph2 km/h from ENE, gusts 2 mph4 km/h	57%	58%	0
Sun 1a	Mostly clear	48°9° (likely 43°6° to 53°12°)	48°9°	0%	1 mph2 km/h from ENE, gusts 2 mph4 km/h	59%	57%	0
Sun 2a	Cloudy	47°8° (likely 43°6° to 52°11°)	47°8°	0%	1 mph2 km/h from ENE, gusts 3 mph5 km/h	61%	71%	0
Sun 3a	Cloudy	45°7° (likely 42°6° to 51°11°)	45°7°	0%	1 mph2 km/h from ENE, gusts 3 mph4 km/h	63%	73%	0
Sun 4a	Cloudy	43°6° (likely 42°6° to 50°10°)	43°6°	0%	1 mph2 km/h from ENE, gusts 3 mph4 km/h	66%	72%	0
Sun 5a	Partly cloudy	42°6° (likely 41°5° to 49°9°)	42°6°	0%	1 mph2 km/h from ENE, gusts 2 mph4 km/h	69%	71%	0
Sun 6a	Partly cloudy	41°5° (likely 41°5° to 48°9°)	41°5°	0%	1 mph2 km/h from ENE, gusts 2 mph3 km/h	72%	74%	0
Sun 7a	Cloudy	40°4° (likely 40°4° to 47°8°)	40°4°	0%	1 mph2 km/h from ENE, gusts 2 mph4 km/h	75%	78%	0
Sun 8a	Mostly sunny	41°5° (likely 40°4° to 46°8°)	41°5°	0%	1 mph2 km/h from E, gusts 3 mph4 km/h	75%	66%	0
Sun 9a	Mostly sunny	46°8° (likely 45°7° to 51°11°)	46°8°	0%	1 mph2 km/h from E, gusts 3 mph4 km/h	67%	59%	1
Sun 10a	Mostly sunny	54°12° (likely 53°12° to 59°15°)	54°12°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	55%	72%	2
Sun 11a	Cloudy	62°17° (likely 60°16° to 65°18°)	62°17°	0%	0 mph0 km/h, gusts 7 mph12 km/h	43%	71%	3
Sun 12p	Cloudy	67°19° (likely 66°19° to 69°21°)	67°19°	0%	0 mph0 km/h, gusts 10 mph16 km/h	35%	73%	3
Sun 1p	Partly sunny	71°22° (likely 68°20° to 71°22°)	71°22°	0%	0 mph0 km/h, gusts 12 mph19 km/h	30%	79%	4
Sun 2p	Cloudy	73°23° (likely 69°21° to 73°23°)	73°23°	0%	2 mph3 km/h from SSW, gusts 11 mph18 km/h	27%	86%	4
Sun 3p	Cloudy	75°24° (likely 68°20° to 75°24°)	75°24°	0%	2 mph3 km/h from SSW, gusts 10 mph17 km/h	26%	88%	3
Sun 4p	Cloudy	74°23° (likely 66°19° to 74°23°)	74°23°	0%	2 mph3 km/h from SSW, gusts 12 mph19 km/h	28%	89%	2
Sun 5p	Cloudy	72°22° (likely 63°17° to 72°22°)	72°22°	0%	5 mph8 km/h from WSW, gusts 11 mph18 km/h	32%	89%	1
Sun 6p	Partly cloudy	68°20° (likely 59°15° to 68°20°)	68°20°	0%	5 mph8 km/h from WSW, gusts 10 mph16 km/h	38%	44%	0
Sun 7p	Clear	63°17° (likely 54°12° to 63°17°)	63°17°	0%	5 mph8 km/h from WSW, gusts 11 mph17 km/h	44%	20%	0
Sun 8p	Clear	58°14° (likely 51°11° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 10 mph16 km/h	51%	11%	0
Sun 9p	Clear	55°13° (likely 49°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 9 mph14 km/h	56%	23%	0
Sun 10p	Clear	52°11° (likely 47°8° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 5 mph8 km/h	60%	26%	0
Sun 11p	Clear	50°10° (likely 45°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 3 mph6 km/h	64%	31%	0
Mon 12a	Mostly clear	49°9° (likely 43°6° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	67%	40%	0
Mon 1a	Mostly clear	48°9° (likely 42°6° to 48°9°)	48°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	70%	55%	0
Mon 2a	Partly cloudy	46°8° (likely 43°6° to 46°8°)	46°8°	0%	0 mph0 km/h, gusts 4 mph7 km/h	73%	66%	0
Mon 3a	Partly cloudy	45°7° (likely 42°6° to 45°7°)	45°7°	0%	0 mph0 km/h, gusts 4 mph6 km/h	76%	63%	0

Days ahead

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

Today, Oct 24. Sunny. High 78°26°, low 39°4°. Typical 76°24° / 44°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 42°6°
  Dry
Official NWS forecast
Today: Sunny, with a high near 78. Northwest wind 1 to 6 mph.
Tonight: Clear, with a low around 39. North northwest wind around 3 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
71°22°–78°26°
Low, likely
37°3°–46°8°
Typical high / low
76°24° / 44°7°
Wind
9 mph15 km/h, gusts 19 mph30 km/h
UV peak
5
Tomorrow, Oct 25. Partly sunny. High 75°24°, low 39°4°. Typical 75°24° / 44°7°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Mostly sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 44°6°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 75. South southeast wind 0 to 5 mph.
Night: Partly cloudy, with a low around 39. West northwest wind 0 to 5 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 75°24°).
High, likely
69°21°–75°24°
Low, likely
39°4°–46°8°
Typical high / low
75°24° / 44°7°
Wind
11 mph18 km/h
UV peak
4
Monday, Oct 26. Drizzle. High 67°19°, low 38°3°. Typical 75°24° / 43°6°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 42°6°
  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 67. Northwest wind 0 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Night: Areas of fog after 2am. Partly cloudy, with a low around 38.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–67°19°
Low, likely
38°3°–44°7°
Typical high / low
75°24° / 43°6°
Wind
10 mph16 km/h, gusts 27 mph43 km/h
UV peak
4
Tuesday, Oct 27. Fog. High 68°20°, low 39°4°. Typical 74°23° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 40°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 43°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 11am. Mostly sunny, with a high near 68.
Night: Patchy fog after 5am. Partly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–68°20°
Low, likely
38°3°–42°6°
Typical high / low
74°23° / 43°6°
Wind
11 mph18 km/h, gusts 20 mph33 km/h
UV peak
4
Wednesday, Oct 28. Fog. High 70°21°, low 39°4°. Typical 74°23° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 8am. Mostly sunny, with a high near 70.
Night: Patchy fog after 5am. Partly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–70°21°
Low, likely
39°4°–42°6°
Typical high / low
74°23° / 43°6°
Wind
10 mph17 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 69°21°, low 40°4°. Typical 73°23° / 43°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 38°3°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 11am. Mostly sunny, with a high near 69.
Night: A slight chance of rain between 11pm and 5am, then areas of fog and a slight chance of rain. Partly cloudy, with a low around 40.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–69°21°
Low, likely
40°4°–44°7°
Typical high / low
73°23° / 43°6°
Wind
12 mph20 km/h, gusts 26 mph42 km/h
UV peak
4
Friday, Oct 30. Rain. High 66°19°, low 37°3°. Typical 73°23° / 43°6°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 46°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog and a chance of rain. Mostly sunny, with a high near 66.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–66°19°
Low, likely
34°1°–39°4°
Typical high / low
73°23° / 43°6°
Wind
8 mph13 km/h, gusts 22 mph36 km/h
UV peak
4
Saturday, Oct 31. Mostly sunny. High 60°16°, low 38°3°. Typical 72°22° / 43°6°. Rain 0.04 in1 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°16°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 46°8°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  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
54°12°–69°21°
Low, likely
34°1°–41°5°
Typical high / low
72°22° / 43°6°
Wind
9 mph14 km/h, gusts 21 mph34 km/h
UV peak
4
Sunday, Nov 1. Partly sunny. High 66°19°, low 38°3°. Typical 72°22° / 42°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 42°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 51°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 44°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
54°12°–76°24°
Low, likely
36°2°–41°5°
Typical high / low
72°22° / 42°6°
Wind
11 mph17 km/h, gusts 26 mph42 km/h
UV peak
4
Monday, Nov 2. Cloudy. High 62°17°, low 42°6°. Typical 71°22° / 42°6°. Rain 0.11 in2.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  20% chance · 0.07 in1.8 mm
3. Evening
  6 PM–midnight
  Mostly clear, 48°9°
  20% 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
52°11°–72°22°
Low, likely
36°2°–47°8°
Typical high / low
71°22° / 42°6°
Wind
5 mph9 km/h, gusts 21 mph34 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 78°, low 39°.
Tomorrow
Dry, high 75°, low 39°, cooling off.
Monday
Dry, high 67°, low 38°, cooling off.
Rest of week
Mostly dry, highs 60–70°.

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

Russian River near Hopland

15 mi

Below flood stage

Level: 1.2 ft
Flow: 209 cfs

Forecast peak 1.2 ft Sat 4 AM

Reading from Sat 2:45 AM · NWS gauge page

Middle Creek near Upper Lake

16 mi

Below flood stage

Level: 5.6 ft
Flow: 2 cfs

Forecast peak 5.6 ft Sat 5 AM

Reading from Sat 3:30 AM · NWS gauge page

Scotts Creek near Lakeport

16 mi

Below flood stage

Level: 0.1 ft

Forecast peak 1.6 ft Sat 5 AM

Reading from Sat 3:30 AM · NWS gauge page

Clear Lake at Lakeport

20 mi

Below flood stage

Level: 1.8 ft
Flow: 73,700 cfs

Forecast peak 1.8 ft Sat 5 AM

Reading from Sat 3:15 AM · NWS gauge page

For your home

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

Heating this week

About 51% less heating than a typical week.

This week 21Typical 44

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 15
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 39°F).

Open the windows?

Today, 11:00 AM–7:00 PM

Good stretch to open the windows.

Is this typical?

Ukiah Municipal Airport · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° warmer than typical.

Last 7 days vs normal

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

+2°+1°SunOct 18
−5°−3°MonOct 19
−1°TueOct 20
±0°WedOct 21
−4°−2°ThuOct 22
—FriOct 23
—SatOct 24

Calpella weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 49 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 25 min less
Golden hour: 5:44–6:38 PM; Morning 7:15–8:09 AM
Blue hour: 6:38–6:48 PM; Morning 7:04–7:15 AM; first light 7:04 AM

Stars tonight? Good

Clear 4:52–7:04 AM; moon 96% lit, sets 5:53 AM.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:53 AM · rises 5:21 PM
Full moon: Oct 25
New moon: Nov 8

Looking northeast from Calpella. The highest point on the skyline is about 6,100 ft, 20 mi away.Skyline from USGS elevation data, heights drawn up to 5× taller. Sky, sun and moon as they are now.

Calpella, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Russian River near Hopland

Middle Creek near Upper Lake

Scotts Creek near Lakeport

Clear Lake at Lakeport

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? Good

Moon