Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday
A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >
Current conditions at
ILLINOIS VALLEY AIRPORT (SBFO3)
Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.NA
61°F
16°C
| Humidity | 45% |
| Wind Speed | NNE 6 MPH |
| Barometer | NA |
| Dewpoint | 39°F (4°C) |
| Visibility | NA |
| Last update | 21 May 12:52 AM PDT |
Extended Forecast for
15 Miles NE Happy Camp CA
Overnight
Low: 45 °F
Mostly Clear
Thursday
High: 68 °F
Sunny
Thursday Night
Low: 50 °F
Mostly Clear
Friday
High: 69 °F
Sunny
Friday Night
Low: 52 °F
Clear
Saturday
High: 69 °F
Sunny
Saturday Night
Low: 52 °F
Mostly Clear
Sunday
High: 68 °F
Sunny
Sunday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 45. North northeast wind around 10 mph.
Thursday
Sunny, with a high near 68. North wind 7 to 11 mph.
Thursday Night
Mostly clear, with a low around 50. North wind 9 to 16 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 69. East northeast wind around 9 mph.
Friday Night
Clear, with a low around 52. North wind 7 to 15 mph becoming east northeast after midnight. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 49.
Memorial Day
Mostly sunny, with a high near 56. Breezy.
Monday Night
A chance of rain and snow. Snow level 7700 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 38. Breezy.
Tuesday
A chance of rain and snow. Snow level 5000 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 47.
Tuesday Night
A chance of rain. Snow level 6200 feet. Partly cloudy, with a low around 38.
Wednesday
A slight chance of rain. Snow level 5900 feet rising to 7100 feet in the afternoon. Mostly sunny, with a high near 53.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
15 Miles NE Happy Camp CA
41.93°N 123.15°W (Elev. 4600 ft)
41.93°N 123.15°W (Elev. 4600 ft)
12:11 am PDT May 21, 2026
1am PDT May 21, 2026-6pm PDT May 27, 2026
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