Jefferson County, WA Weather Forecast

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Jefferson County, WA Weather Forecast

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Jefferson County WA weather  - Overcast - 44°F
Overcast
44°F
Updated 6:35 am
Feels Like 28°F
Humidity 85%
Wind WSW 9 mph
Barometer  29.86 in
Dew Point 40°F
Jefferson County WA weather  - Overcast - 7°C
Overcast
7°C
Updated 6:35 am
Feels Like -2°C
Humidity 85%
Wind WSW 14 km/h
Barometer  101.1 kPa
Dew Point 4°C

Jefferson County Weather Forecast

TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT
Jefferson County, WA Weather - Today Chance Of Showers Jefferson County, WA Weather - Tonight Chance Of Showers Jefferson County, WA Weather - Thursday Chance Of Showers Jefferson County, WA Weather - Thursday Night Showers Jefferson County, WA Weather - Friday Showers Jefferson County, WA Weather - Friday Night Showers Likely Jefferson County, WA Weather - Saturday Chance Of Showers Jefferson County, WA Weather - Saturday Night Chance Of Showers Jefferson County, WA Weather - Sunday Chance Of Showers Jefferson County, WA Weather - Sunday Night Chance Of Showers Jefferson County, WA Weather - Monday Partly Sunny Jefferson County, WA Weather - Monday Night Chance Of Showers
Chance of Showers Chance of Showers Chance of Showers Showers Showers Showers Likely Chance of Showers Chance of Showers Chance of Showers Chance of Showers Partly Sunny Chance of Showers
POP = Probability of Precipitation.
Weather Outlook Updated: 236 AM PDT Wed Oct 28 2026 Jefferson County, WA Weather - WeatherWorld.com

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Issued: 310 AM PDT Wed Oct 28 2026

Aviation

...Northwesterly flow this morning shifting more westerly to southwesterly by this evening. Surface winds will remain south to southwesterly throughout the TAF period, although speeds will start from breezy with some occasional gusts to settling down into the 5- 10 kt range this afternoon and evening.

Widespread rainfall this morning resulting in lower cigs with widespread MVFR to IFR conditions at most terminals. However, some terminals such as HQM, OLM and CLM are reporting VFR conditio...