Hazardous Weather Conditions
Current conditions at
Port Townsend Jefferson County International Airport (K0S9)
Lat: 48.05517°NLon: 122.81159°WElev: 105.0ft.
Overcast
41°F
5°C
| Humidity | 86% |
| Wind Speed | SSW 6 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 15 Apr 05:55 PM PDT |
Extended Forecast for
Chimacum WA
Frost Advisory April 16, 01:00am until April 16, 09:00am
Tonight
Low: 33 °F
Chance
Showers then
FrostThursday

High: 54 °F
Areas Frost
then SunnyThursday Night

Low: 37 °F
Partly Cloudy
Friday

High: 55 °F
Partly Sunny
Friday Night

Low: 39 °F
Mostly Cloudy
Saturday

High: 61 °F
Mostly Cloudy
Saturday Night

Low: 44 °F
Slight Chance
RainSunday

High: 61 °F
Slight Chance
RainSunday Night

Low: 46 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 40 percent chance of showers, mainly before 7pm. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 33. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 9am. Otherwise, sunny, with a high near 54. Calm wind becoming south southeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 37. Light and variable wind.
Friday
Partly sunny, with a high near 55. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 39. Calm wind.
Saturday
Mostly cloudy, with a high near 61.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 44.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly cloudy, with a high near 59.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Chimacum WA
48.02°N 122.76°W (Elev. 194 ft)
48.02°N 122.76°W (Elev. 194 ft)
2:10 pm PDT Apr 15, 2026
6pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026



