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Hazardous Weather Conditions
Current conditions at
Sunnyside Municipal Airport (K1S5)
Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.
Clear
62°F
17°C
| Humidity | 76% |
| Wind Speed | N 0 MPH |
| Barometer | 29.9 in (1012.53 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 01 Aug 12:55 AM PDT |
Extended Forecast for
14 Miles S Mattawa WA
Wind Advisory August 1, 11:00am until August 1, 11:00pm
Red Flag Warning August 1, 11:00am until August 1, 11:00pm
Overnight

Low: 65 °F
Patchy Smoke
Saturday
High: 87 °F
Sunny then
Sunny and
BreezySaturday Night
Low: 53 °F
Mostly Clear
and Breezy
then ClearSunday

High: 79 °F
Sunny
Sunday Night

Low: 53 °F
Clear
Monday

High: 82 °F
Sunny
Monday Night

Low: 57 °F
Clear
Tuesday

High: 88 °F
Sunny
Tuesday Night

Low: 62 °F
Mostly Clear
Detailed Forecast
Overnight
Patchy smoke before 2am. Clear, with a low around 65. West wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 87. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Clear, with a low around 53. Breezy, with a west wind 19 to 24 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 79. West wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 53. Northwest wind 7 to 16 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 82.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 92.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 92.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
14 Miles S Mattawa WA
46.53°N 119.9°W (Elev. 1847 ft)
46.53°N 119.9°W (Elev. 1847 ft)
12:21 am PDT Aug 1, 2026
1am PDT Aug 1, 2026-6pm PDT Aug 7, 2026



