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ZIP 98570 · Onalaska, Washington

Current conditions and the National Weather Service 7-day forecast for ZIP code 98570, Onalaska, Washington — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 48°F. Sunday Aug 30: a high near 68°F and a low around 48°F. The wettest day looks like Tuesday Sep 1, near 0.04 in. Highs over the period run 61°F to 76°F.

National Weather Service forecast for ZIP 98570, Onalaska, Washington
DayHighLowPrecip
Saturday Aug 2948°
Sunday Aug 3068°48°
Monday Aug 3176°52°
Tuesday Sep 169°52°0.04 in
Wednesday Sep 261°50°
Thursday Sep 364°49°
Friday Sep 467°49°
Saturday Sep 569°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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