Observed 8:55 AM PDT at KSUU

Suisun City, CA weather

Sunny and 63°17°.

Mostly agree

Now 63°17°

Sunny

Wind: 6 mph9 km/h; From the east. Up to 14 mph23 km/h through 10 PM
Dew point: 34°1°; Dry · up to 45°7° by 6 PM (comfortable)
UV index: 1Low; Moderate 11 AM–4 PM · peak 4
Air quality: 13Good; Main pollutant: Ozone
Pressure: 30.04 inHg1017 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

3°1° warmer than this time yesterday (61°16° then, 63°17° now)

Good hours for

High 74°23° today at 5 PM
Below 60°16° tonight after 9 PM
Low 48°9° tomorrow at 8 AM
Above 60°16° tomorrow by 11 AM

This morningUp to 65°18° by 11 AM · Clear
This afternoonUp to 74°23° by 5 PM · Clear
TonightDown to 49°9° by 5 AM · Clear
Tomorrow morningUp to 62°17° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 73°23° by 5 PM · Mostly cloudy
Tomorrow nightDown to 50°10° by 5 AM · Partly cloudy
Monday morningNear 51°11° · 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 10a	Sunny	61°16° (likely 59°15° to 65°18°)	61°16°	0%	12 mph19 km/h from NNE, gusts 13 mph21 km/h	41%	0%	1
Sat 11a	Sunny	65°18° (likely 63°17° to 68°20°)	65°18°	0%	14 mph23 km/h from NNE, gusts 15 mph25 km/h	36%	0%	3
Sat 12p	Sunny	68°20° (likely 66°19° to 70°21°)	68°20°	0%	10 mph16 km/h from NNE, gusts 13 mph21 km/h	33%	0%	4
Sat 1p	Sunny	70°21° (likely 68°20° to 72°22°)	70°21°	0%	8 mph13 km/h from NNE, gusts 12 mph19 km/h	31%	0%	4
Sat 2p	Sunny	72°22° (likely 70°21° to 74°23°)	72°22°	0%	7 mph11 km/h from NNE, gusts 10 mph16 km/h	30%	0%	4
Sat 3p	Sunny	73°23° (likely 71°22° to 75°24°)	73°23°	0%	5 mph8 km/h from NE, gusts 8 mph13 km/h	29%	0%	3
Sat 4p	Sunny	73°23° (likely 71°22° to 75°24°)	73°23°	0%	3 mph5 km/h from ENE, gusts 7 mph12 km/h	29%	0%	2
Sat 5p	Sunny	74°23° (likely 70°21° to 74°23°)	74°23°	0%	3 mph5 km/h from SE, gusts 6 mph9 km/h	30%	0%	2
Sat 6p	Clear	70°21° (likely 66°19° to 70°21°)	70°21°	0%	0 mph0 km/h, gusts 8 mph13 km/h	40%	0%	1
Sat 7p	Clear	66°19° (likely 62°17° to 66°19°)	66°19°	0%	2 mph3 km/h from WSW, gusts 9 mph15 km/h	49%	0%	0
Sat 8p	Clear	64°18° (likely 59°15° to 64°18°)	64°18°	0%	2 mph3 km/h from WSW, gusts 8 mph13 km/h	58%	0%	0
Sat 9p	Clear	58°14° (likely 55°13° to 59°15°)	58°14°	0%	1 mph2 km/h from SW, gusts 7 mph12 km/h	63%	0%	0
Sat 10p	Clear	56°13° (likely 53°12° to 57°14°)	56°13°	0%	0 mph0 km/h, gusts 7 mph11 km/h	67%	34%	0
Sat 11p	Clear	55°13° (likely 50°10° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 6 mph10 km/h	74%	1%	0
Sun 12a	Clear	55°13° (likely 49°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 7 mph11 km/h	71%	0%	0
Sun 1a	Clear	54°12° (likely 48°9° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 7 mph11 km/h	74%	0%	0
Sun 2a	Clear	53°12° (likely 47°8° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	76%	31%	0
Sun 3a	Clear	52°11° (likely 46°8° to 53°12°)	52°11°	0%	0 mph0 km/h, gusts 8 mph13 km/h	77%	44%	0
Sun 4a	Mostly clear	51°11° (likely 45°7° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	50%	0
Sun 5a	Partly cloudy	49°9° (likely 44°7° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 6 mph9 km/h	84%	59%	0
Sun 6a	Cloudy	49°9° (likely 43°6° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	84%	69%	0
Sun 7a	Partly sunny	49°9° (likely 43°6° to 50°10°)	49°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	84%	60%	0
Sun 8a	Partly sunny	48°9° (likely 43°6° to 51°11°)	48°9°	0%	2 mph3 km/h from NE, gusts 6 mph9 km/h	83%	62%	0
Sun 9a	Cloudy	52°11° (likely 47°8° to 55°13°)	52°11°	0%	2 mph3 km/h from NE, gusts 5 mph9 km/h	74%	72%	1
Sun 10a	Partly sunny	58°14° (likely 54°12° to 63°17°)	58°14°	0%	2 mph3 km/h from NE, gusts 7 mph11 km/h	64%	76%	2
Sun 11a	Cloudy	62°17° (likely 60°16° to 67°19°)	62°17°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	58%	71%	3
Sun 12p	Mostly sunny	65°18° (likely 64°18° to 70°21°)	65°18°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	52%	60%	4
Sun 1p	Cloudy	68°20° (likely 67°19° to 72°22°)	68°20°	0%	5 mph8 km/h from E, gusts 8 mph12 km/h	49%	72%	4
Sun 2p	Mostly sunny	70°21° (likely 69°21° to 73°23°)	70°21°	0%	3 mph5 km/h from S, gusts 8 mph12 km/h	48%	78%	4
Sun 3p	Mostly sunny	71°22° (likely 70°21° to 73°23°)	71°22°	0%	3 mph5 km/h from S, gusts 8 mph12 km/h	45%	80%	3
Sun 4p	Cloudy	72°22° (likely 70°21° to 72°22°)	72°22°	0%	3 mph5 km/h from S, gusts 9 mph15 km/h	44%	85%	2
Sun 5p	Cloudy	73°23° (likely 69°21° to 73°23°)	73°23°	0%	3 mph5 km/h from SW, gusts 10 mph16 km/h	43%	88%	1
Sun 6p	Cloudy	70°21° (likely 65°18° to 70°21°)	70°21°	0%	3 mph5 km/h from SW, gusts 10 mph16 km/h	50%	89%	0
Sun 7p	Cloudy	67°19° (likely 60°16° to 67°19°)	67°19°	0%	3 mph5 km/h from SW, gusts 12 mph20 km/h	57%	87%	0
Sun 8p	Cloudy	63°17° (likely 57°14° to 63°17°)	63°17°	0%	3 mph5 km/h from WSW, gusts 13 mph22 km/h	64%	84%	0
Sun 9p	Partly cloudy	60°16° (likely 56°13° to 60°16°)	60°16°	0%	3 mph5 km/h from WSW, gusts 14 mph23 km/h	70%	57%	0
Sun 10p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	3 mph5 km/h from WSW, gusts 15 mph23 km/h	76%	8%	0
Sun 11p	Clear	56°13° (likely 52°11° to 56°13°)	56°13°	0%	3 mph5 km/h from WSW, gusts 14 mph22 km/h	80%	2%	0
Mon 12a	Clear	55°13° (likely 51°11° to 55°13°)	55°13°	0%	3 mph5 km/h from WSW, gusts 14 mph22 km/h	82%	3%	0
Mon 1a	Clear	55°13° (likely 51°11° to 55°13°)	55°13°	0%	3 mph5 km/h from WSW, gusts 13 mph22 km/h	84%	11%	0
Mon 2a	Mostly clear	54°12° (likely 50°10° to 54°12°)	54°12°	0%	5 mph8 km/h from WSW, gusts 15 mph23 km/h	85%	17%	0
Mon 3a	Mostly clear	53°12° (likely 50°10° to 53°12°)	53°12°	0%	5 mph8 km/h from WSW, gusts 15 mph24 km/h	88%	26%	0
Mon 4a	Clear	52°11° (likely 50°10° to 53°12°)	52°11°	0%	5 mph8 km/h from WSW, gusts 15 mph23 km/h	92%	29%	0
Mon 5a	Partly cloudy	50°10° (likely 49°9° to 53°12°)	48°9°	0%	7 mph11 km/h from WSW, gusts 14 mph22 km/h	94%	31%	0
Mon 6a	Partly cloudy	49°9° (likely 49°9° to 53°12°)	46°8°	0%	7 mph11 km/h from WSW, gusts 16 mph26 km/h	96%	56%	0
Mon 7a	Partly sunny	48°9° (likely 48°9° to 53°12°)	45°7°	0%	7 mph11 km/h from WSW, gusts 15 mph24 km/h	96%	54%	0
Mon 8a	Partly sunny	49°9° (likely 47°8° to 53°12°)	45°7°	0%	8 mph13 km/h from WSW, gusts 14 mph22 km/h	93%	51%	0
Mon 9a	Partly sunny	52°11° (likely 50°10° to 55°13°)	52°11°	0%	8 mph13 km/h from WSW, gusts 14 mph23 km/h	87%	49%	1

Days ahead

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

Today, Oct 24. Sunny. High 74°23°, low 47°8°. Typical 76°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 65°18°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Official NWS forecast
Today: Sunny, with a high near 74. Northeast wind 3 to 14 mph, with gusts as high as 25 mph.
Tonight: Mostly clear. Low around 47, with temperatures rising to around 49 overnight. West northwest wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–75°24°
Low, likely
46°8°–54°12°
Typical high / low
76°24° / 48°9°
Wind
11 mph17 km/h, gusts 19 mph30 km/h
UV peak
5
Tomorrow, Oct 25. Mostly sunny. High 73°23°, low 48°9°. Typical 75°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 73. East northeast wind 0 to 5 mph.
Night: Mostly clear, with a low around 48. West southwest wind 3 to 7 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–73°23°
Low, likely
43°6°–50°10°
Typical high / low
75°24° / 48°9°
Wind
10 mph16 km/h, gusts 22 mph35 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 70°21°, low 46°8°. Typical 75°24° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  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 70. West southwest wind 7 to 12 mph, with gusts as high as 20 mph.
Night: Mostly clear, with a low around 46.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
46°8°–52°11°
Typical high / low
75°24° / 48°9°
Wind
12 mph19 km/h, gusts 23 mph36 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 69°21°, low 47°8°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 69.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–69°21°
Low, likely
43°6°–49°9°
Typical high / low
74°23° / 47°8°
Wind
9 mph15 km/h, gusts 18 mph29 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 68°20°, low 48°9°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
41°5°–49°9°
Typical high / low
74°23° / 47°8°
Wind
7 mph12 km/h, gusts 16 mph26 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 66°19°, low 48°9°. Typical 74°23° / 47°8°. Rain, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
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 66.
Night: A chance of rain. Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
48°9°–53°12°
Typical high / low
74°23° / 47°8°
Wind
14 mph23 km/h, gusts 23 mph37 km/h
UV peak
4
Friday, Oct 30. Rain. High 64°18°, low 47°8°. Typical 73°23° / 47°8°. Rain 0.01 in0.3 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 44°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 64.
Night: A chance of rain. Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–67°19°
Low, likely
41°5°–47°8°
Typical high / low
73°23° / 47°8°
Wind
13 mph20 km/h, gusts 24 mph39 km/h
UV peak
4
Saturday, Oct 31. Sunny. High 66°19°, low 43°6°. Typical 73°23° / 47°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  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
63°17°–72°22°
Low, likely
33°1°–48°9°
Typical high / low
73°23° / 47°8°
Wind
9 mph15 km/h, gusts 22 mph35 km/h
UV peak
4
Sunday, Nov 1. Sunny. High 67°19°, low 44°7°. Typical 72°22° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  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°–72°22°
Low, likely
42°6°–47°8°
Typical high / low
72°22° / 46°8°
Wind
11 mph18 km/h, gusts 21 mph33 km/h
UV peak
4
Monday, Nov 2. Cloudy. High 68°20°, low 49°9°. Typical 72°22° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  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°–76°24°
Low, likely
41°5°–57°14°
Typical high / low
72°22° / 46°8°
Wind
10 mph15 km/h, gusts 23 mph37 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 74°, low 47°.
Tomorrow
Dry, high 73°, low 48°.
Monday
Dry, high 70°, low 46°, cooling off.
Rest of week
Mostly dry, highs 64–69°.

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

Tulucay Creek at Shurtleff Avenue

14 mi

Below flood stage

Level: 0.1 ft

Reading from Sat 8:05 AM · NWS gauge page

Milliken Reservoir

15 mi

Below flood stage

Level: 901 ft

Reading from Fri 10:40 PM · NWS gauge page

Sacramento-San Joaquin Delta at Mallard Island

15 mi

Level: 3.5 ft
Flow: 6,540 cfs

Reading from Sat 9 AM · NWS gauge page

Napa River at Lincoln Avenue

15 mi

Below flood stage

Level: 0.5 ft

Reading from Sat 9:20 AM · NWS gauge page

For your home

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

Heating this week

About 52% less heating than a typical week.

This week 14Typical 29

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 34°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

NAPA STATE HOSPITAL · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

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

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

Suisun City weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 52 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 22 min less
Golden hour: 5:41–6:34 PM; Morning 7:09–8:02 AM
Blue hour: 6:34–6:44 PM; Morning 6:59–7:09 AM; first light 6:59 AM

Stars tonight? Fair

Mostly clear 6:44–10 PM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:47 AM · rises 5:17 PM
Full moon: Oct 25
New moon: Nov 8

Looking northwest from Suisun City. The highest point on the skyline is about 2,700 ft, 12 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Suisun City, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Tulucay Creek at Shurtleff Avenue

Milliken Reservoir

Sacramento-San Joaquin Delta at Mallard Island

Napa River at Lincoln Avenue

For your home

Heating this week

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