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
Olympia, Olympia Airport (KOLM)
Lat: 46.97333°NLon: 122.90333°WElev: 203.0ft.
Clear
59°F
15°C
| Humidity | 67% |
| Wind Speed | ENE 3 MPH |
| Barometer | 30.16 in (1021.34 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 21 May 09:00 AM PDT |
Extended Forecast for
4 Miles WNW Tumwater WA
Today
High: 79 °F
Sunny
Tonight
Low: 49 °F
Mostly Clear
Friday
High: 78 °F
Sunny
Friday Night
Low: 48 °F
Increasing
CloudsSaturday
High: 74 °F
Partly Sunny
Saturday Night
Low: 45 °F
Partly Cloudy
Sunday
High: 68 °F
Mostly Cloudy
Sunday Night
Low: 46 °F
Chance Rain
Memorial Day
High: 58 °F
Rain
Detailed Forecast
Today
Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 78. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 48. West southwest wind 3 to 8 mph.
Saturday
Partly sunny, with a high near 74. Calm wind becoming west 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 68.
Sunday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 46.
Memorial Day
Rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 71.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Tumwater WA
47°N 122.99°W (Elev. 174 ft)
47°N 122.99°W (Elev. 174 ft)
11:26 pm PDT May 20, 2026
9am PDT May 21, 2026-6pm PDT May 27, 2026
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