Observed 12:45 PM PDT at KSTS

Middletown, CA weather

Partly cloudy and 70°21°, jacket by 9 PM.

Mostly agree

Now 70°21°

Partly sunny

Wind: 6 mph9 km/h; From the west-northwest. 69–20 mph32 km/h through 12 AM
Dew point: 50°10°; Comfortable · down to 39°4° by 3 PM
UV index: 5Moderate; Moderate until 5 PM
Air quality: 18Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.07 inHg1018 hPa; Falling slowly · −0.02 inHg−0.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 39°4° tomorrow at 7 AM
Above 60°16° tomorrow by 11 AM
Drops 13°7° tomorrow night 6–9 PM (70°21° → 57°14°)

This afternoonNear 69°21° · Clear
TonightDown to 42°6° by 5 AM · Clear
Tomorrow morningUp to 65°18° by 11 AM · Clear
Tomorrow afternoonUp to 75°24° by 4 PM · Clear
Tomorrow nightDown to 42°6° by 5 AM · Partly cloudy
Sunday morningUp to 64°18° by 11 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
Fri 12p	Sunny	69°21° (likely 62°17° to 69°21°)	69°21°	0%	12 mph19 km/h from NNE, gusts 16 mph25 km/h	51%	0%	4
Fri 1p	Sunny	69°21° (likely 64°18° to 69°21°)	69°21°	0%	12 mph19 km/h from NNE, gusts 17 mph27 km/h	44%	0%	5
Fri 2p	Sunny	69°21° (likely 65°18° to 69°21°)	69°21°	0%	15 mph24 km/h from NNE, gusts 18 mph29 km/h	39%	0%	5
Fri 3p	Sunny	69°21° (likely 66°19° to 70°21°)	69°21°	0%	15 mph24 km/h from NNE, gusts 18 mph29 km/h	33%	0%	4
Fri 4p	Sunny	69°21° (likely 65°18° to 70°21°)	69°21°	0%	15 mph24 km/h from NNE, gusts 17 mph27 km/h	31%	0%	3
Fri 5p	Sunny	69°21° (likely 64°18° to 69°21°)	69°21°	0%	14 mph23 km/h from N, gusts 18 mph28 km/h	30%	0%	2
Fri 6p	Clear	66°19° (likely 60°16° to 66°19°)	66°19°	0%	14 mph23 km/h from N, gusts 17 mph28 km/h	36%	0%	1
Fri 7p	Clear	62°17° (likely 56°13° to 62°17°)	62°17°	0%	14 mph23 km/h from N, gusts 14 mph23 km/h	38%	0%	0
Fri 8p	Clear	56°13° (likely 55°13° to 57°14°)	56°13°	0%	16 mph26 km/h from N, gusts 13 mph21 km/h	40%	0%	0
Fri 9p	Clear	54°12° (likely 54°12° to 57°14°)	54°12°	0%	16 mph26 km/h from N, gusts 17 mph27 km/h	43%	0%	0
Fri 10p	Clear	52°11° (likely 52°11° to 57°14°)	52°11°	0%	16 mph26 km/h from N, gusts 17 mph27 km/h	41%	0%	0
Fri 11p	Clear	50°10° (likely 50°10° to 57°14°)	44°7°	0%	20 mph32 km/h from N, gusts 18 mph28 km/h	44%	0%	0
Sat 12a	Clear	48°9° (likely 48°9° to 57°14°)	41°5°	0%	20 mph32 km/h from N, gusts 17 mph28 km/h	48%	0%	0
Sat 1a	Clear	47°8° (likely 47°8° to 56°13°)	39°4°	0%	20 mph32 km/h from N, gusts 17 mph28 km/h	47%	0%	0
Sat 2a	Clear	46°8° (likely 46°8° to 56°13°)	40°4°	0%	13 mph21 km/h from N, gusts 18 mph29 km/h	49%	0%	0
Sat 3a	Clear	46°8° (likely 46°8° to 55°13°)	40°4°	0%	13 mph21 km/h from N, gusts 18 mph29 km/h	51%	0%	0
Sat 4a	Clear	43°6° (likely 43°6° to 55°13°)	37°3°	0%	13 mph21 km/h from N, gusts 17 mph28 km/h	55%	0%	0
Sat 5a	Clear	42°6° (likely 42°6° to 55°13°)	37°3°	0%	9 mph14 km/h from N, gusts 15 mph24 km/h	57%	0%	0
Sat 6a	Clear	41°5° (likely 41°5° to 55°13°)	35°2°	0%	9 mph14 km/h from N, gusts 14 mph23 km/h	57%	0%	0
Sat 7a	Sunny	39°4° (likely 39°4° to 56°13°)	33°1°	0%	9 mph14 km/h from N, gusts 12 mph19 km/h	59%	0%	0
Sat 8a	Sunny	41°5° (likely 41°5° to 55°13°)	34°1°	0%	12 mph19 km/h from N, gusts 10 mph16 km/h	57%	0%	0
Sat 9a	Sunny	47°8° (likely 47°8° to 58°14°)	42°6°	0%	12 mph19 km/h from N, gusts 12 mph20 km/h	47%	0%	1
Sat 10a	Sunny	58°14° (likely 58°14° to 67°19°)	58°14°	0%	12 mph19 km/h from N, gusts 17 mph27 km/h	34%	1%	2
Sat 11a	Sunny	65°18° (likely 64°18° to 71°22°)	65°18°	0%	10 mph16 km/h from N, gusts 15 mph23 km/h	27%	3%	3
Sat 12p	Sunny	68°20° (likely 66°19° to 74°23°)	68°20°	0%	10 mph16 km/h from N, gusts 13 mph21 km/h	25%	6%	4
Sat 1p	Sunny	72°22° (likely 68°20° to 76°24°)	72°22°	0%	10 mph16 km/h from N, gusts 10 mph17 km/h	23%	0%	5
Sat 2p	Sunny	73°23° (likely 70°21° to 77°25°)	73°23°	0%	7 mph11 km/h from NNE, gusts 8 mph13 km/h	23%	2%	5
Sat 3p	Sunny	74°23° (likely 70°21° to 78°26°)	74°23°	0%	7 mph11 km/h from NNE, gusts 6 mph9 km/h	23%	13%	4
Sat 4p	Sunny	75°24° (likely 71°22° to 78°26°)	75°24°	0%	7 mph11 km/h from NNE, gusts 6 mph10 km/h	22%	7%	3
Sat 5p	Sunny	74°23° (likely 69°21° to 77°25°)	74°23°	0%	2 mph3 km/h from SSW, gusts 5 mph8 km/h	25%	16%	2
Sat 6p	Clear	70°21° (likely 65°18° to 70°21°)	70°21°	0%	2 mph3 km/h from SSW, gusts 10 mph16 km/h	34%	40%	1
Sat 7p	Clear	65°18° (likely 60°16° to 65°18°)	65°18°	0%	2 mph3 km/h from SSW, gusts 9 mph14 km/h	41%	36%	0
Sat 8p	Clear	57°14° (likely 57°14° to 62°17°)	57°14°	0%	0 mph0 km/h, gusts 7 mph11 km/h	49%	7%	0
Sat 9p	Clear	53°12° (likely 53°12° to 60°16°)	53°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	54%	3%	0
Sat 10p	Clear	50°10° (likely 50°10° to 58°14°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	56%	3%	0
Sat 11p	Clear	49°9° (likely 49°9° to 56°13°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	58%	17%	0
Sun 12a	Clear	48°9° (likely 48°9° to 56°13°)	48°9°	0%	0 mph0 km/h, gusts 3 mph5 km/h	61%	28%	0
Sun 1a	Clear	47°8° (likely 47°8° to 55°13°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	63%	30%	0
Sun 2a	Clear	46°8° (likely 46°8° to 54°12°)	46°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	63%	40%	0
Sun 3a	Clear	44°7° (likely 44°7° to 55°13°)	44°7°	0%	0 mph0 km/h, gusts 3 mph4 km/h	65%	36%	0
Sun 4a	Clear	43°6° (likely 43°6° to 55°13°)	43°6°	0%	0 mph0 km/h, gusts 3 mph4 km/h	68%	34%	0
Sun 5a	Mostly clear	42°6° (likely 42°6° to 54°12°)	42°6°	0%	0 mph0 km/h, gusts 3 mph5 km/h	67%	35%	0
Sun 6a	Mostly clear	40°4° (likely 40°4° to 53°12°)	40°4°	0%	0 mph0 km/h, gusts 4 mph6 km/h	73%	33%	0
Sun 7a	Mostly sunny	39°4° (likely 39°4° to 52°11°)	39°4°	0%	0 mph0 km/h, gusts 4 mph6 km/h	73%	45%	0
Sun 8a	Partly sunny	40°4° (likely 40°4° to 52°11°)	40°4°	0%	1 mph2 km/h from NNE, gusts 3 mph5 km/h	73%	46%	0
Sun 9a	Partly sunny	47°8° (likely 47°8° to 56°13°)	47°8°	0%	1 mph2 km/h from NNE, gusts 3 mph5 km/h	63%	48%	1
Sun 10a	Partly sunny	56°13° (likely 56°13° to 62°17°)	56°13°	0%	1 mph2 km/h from NNE, gusts 5 mph8 km/h	49%	45%	2
Sun 11a	Mostly sunny	64°18° (likely 63°17° to 66°19°)	64°18°	0%	2 mph3 km/h from E, gusts 7 mph10 km/h	37%	44%	3

Days ahead

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

Today, Oct 23. Sunny. High 69°21°, low 39°4°. Typical 76°24° / 46°8°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
2. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 42°6°
  Dry
Official NWS forecast
Today: Sunny, with a high near 69. North wind 12 to 15 mph, with gusts as high as 23 mph.
Tonight: Clear, with a low around 39. North wind 9 to 20 mph, with gusts as high as 31 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–70°21°
Low, likely
39°4°–52°11°
Typical high / low
76°24° / 46°8°
Wind
12 mph20 km/h, gusts 25 mph40 km/h
UV peak
5
Tomorrow, Oct 24. Sunny. High 75°24°, low 38°3°. Typical 76°24° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 42°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 75. North wind 2 to 12 mph, with gusts as high as 18 mph.
Night: Mostly clear, with a low around 38. West wind around 2 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
71°22°–78°26°
Low, likely
38°3°–52°11°
Typical high / low
76°24° / 46°8°
Wind
10 mph16 km/h, gusts 24 mph39 km/h
UV peak
5
Sunday, Oct 25. Partly sunny. High 73°23°, low 35°2°. Typical 75°24° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 73. East wind 0 to 6 mph.
Night: Patchy frost and patchy fog after 5am. Mostly clear, with a low around 35. West wind 0 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–73°23°
Low, likely
35°2°–50°10°
Typical high / low
75°24° / 46°8°
Wind
7 mph11 km/h, gusts 18 mph28 km/h
UV peak
4
Monday, Oct 26. Fog. High 69°21°, low 34°1°. Typical 75°24° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy frost and patchy fog before 11am. Sunny, with a high near 69.
Night: Patchy fog after 5am. Mostly clear, with a low around 34.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–69°21°
Low, likely
34°1°–47°8°
Typical high / low
75°24° / 45°7°
Wind
11 mph17 km/h, gusts 22 mph36 km/h
UV peak
5
Tuesday, Oct 27. Fog. High 68°20°, low 35°2°. Typical 74°23° / 45°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 67°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 8am. Sunny, with a high near 68.
Night: Patchy fog after 5am. Partly cloudy, with a low around 35.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–69°21°
Low, likely
35°2°–46°8°
Typical high / low
74°23° / 45°7°
Wind
6 mph9 km/h, gusts 16 mph26 km/h
UV peak
5
Wednesday, Oct 28. Fog. High 68°20°, low 36°2°. Typical 74°23° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 8am. Mostly sunny, with a high near 68.
Night: Areas of fog after 2am. Partly cloudy, with a low around 36.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–69°21°
Low, likely
36°2°–48°9°
Typical high / low
74°23° / 45°7°
Wind
6 mph10 km/h, gusts 17 mph28 km/h
UV peak
4
Thursday, Oct 29. Fog. High 67°19°, low 34°1°. Typical 74°23° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  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 67.
Night: Areas of fog after 11pm. Partly cloudy, with a low around 34.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–68°20°
Low, likely
34°1°–50°10°
Typical high / low
74°23° / 45°7°
Wind
8 mph13 km/h, gusts 24 mph39 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 62°17°, low 44°7°. Typical 73°23° / 45°7°. Rain 0.04 in1 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 63°17°
  20% chance · 0.13 in3.3 mm
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  20% chance
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  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
57°14°–66°19°
Low, likely
38°3°–51°11°
Typical high / low
73°23° / 45°7°
Wind
6 mph9 km/h, gusts 13 mph21 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 62°17°, low 44°7°. Typical 73°23° / 44°7°. Rain 0.03 in0.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 47°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 63°17°
  20% chance
3. Evening
  6 PM–midnight
  Partly cloudy, 52°11°
  30% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  30% chance · 0.1 in2.6 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
60°16°–67°19°
Low, likely
39°4°–50°10°
Typical high / low
73°23° / 44°7°
Wind
5 mph9 km/h, gusts 11 mph18 km/h
UV peak
4
Sunday, Nov 1. Sunny. High 64°18°, low 47°8°. Typical 72°22° / 44°7°. Rain 0.43 in11 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  30% chance · 0.28 in7 mm
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  30% chance · 0.13 in3.4 mm
3. Evening
  6 PM–midnight
  Clear, 55°13°
  30% chance · 0.02 in0.6 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
58°14°–69°21°
Low, likely
42°6°–56°13°
Typical high / low
72°22° / 44°7°
Wind
7 mph10 km/h, gusts 26 mph41 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 69°, low 39°.
Tomorrow
Dry, high 75°, low 38°, warming up.
Sunday
Dry, high 73°, low 35°.
Rest of week
Mostly dry, highs 62–69°.

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

Putah Creek near Guenoc

5.9 mi

Below flood stage

Level: 3.2 ft

Forecast peak 3.9 ft Fri 1 PM

Reading from Fri 11:30 AM · NWS gauge page

Maacama Creek near Kellogg

11 mi

Below flood stage

Level: 3.6 ft
Flow: 1 cfs

Forecast peak 3.6 ft Fri 1 PM

Reading from Fri 11:30 AM · NWS gauge page

Russian River at Geyserville

15 mi

Below flood stage

Level: 24.6 ft
Flow: 177 cfs

Forecast peak 24.6 ft Fri 1 PM

Reading from Fri 11:15 AM · NWS gauge page

Russian River near Healdsburg

15 mi

Below flood stage

Level: 0.1 ft
Flow: 187 cfs

Forecast peak 0.1 ft Fri 1 PM

Reading from Fri 11:45 AM · NWS gauge page

For your home

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

Heating this week

About 34% less heating than a typical week.

This week 23Typical 34

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 18
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 50°F).

Open the windows?

Today, 1:00 PM–7:00 PM

Good stretch to open the windows.

Is this typical?

Calistoga · official normals 1991–2020 · records 1916–2026

Oct 23, today vs a typical year

Today’s expected high is 7°4° colder than typical.

Last 7 days vs normal

—SatOct 17
—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 53 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 26 min less
Golden hour: 5:44–6:37 PM; Morning 7:11–8:04 AM
Blue hour: 6:37–6:48 PM; Morning 7:00–7:11 AM; first light 7:00 AM

Stars tonight? Good

Clear 6:48 PM–7:01 AM; moon 96% lit, sets 5:50 AM.

Moon

Waxing gibbous

93% lit · growing

Today: sets 4:42 AM · rises 4:53 PM
Full moon: Oct 25
New moon: Nov 8

Looking west from Middletown. The highest point on the skyline is about 4,700 ft, 7 mi away.Skyline from USGS elevation data, heights drawn up to 3× taller. Sky, sun and moon as they are now.

Middletown, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Putah Creek near Guenoc

Maacama Creek near Kellogg

Russian River at Geyserville

Russian River near Healdsburg

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Good

Moon