Mossyrock, WA Weather Tomorrow

Get a closer look at tomorrow's weather in Mossyrock and the upcoming 5 day forecast with precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction across the Mossyrock area and around Lewis county, Washington.
Updated: Fri Aug 28th 2026 6:15 PM PDT
Mossyrock, WA Weather – 8-28 – Overcast
74° / 50°
Overcast
Mossyrock could see cloud-filled skies with daytime highs of 74°F and nighttime lows near 50°F. There might be light rainfall having a 11% chance. Winds will be light at 9mph and gusts of 14.3mph at 8 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 96% at 11 PM and 51% being its lowest at 7 PM. Barometric pressure is its highest of 30.04inHg at 10 PM, a lowest point of 29.97inHg at 7 PM with an avg 30.02inHg.
Mossyrock, WA Weather – 8-29 – Scattered Showers
62° / 49°

Weather Tomorrow

Scattered Showers
Passing showers are in the forecast for Mossyrock, with a high of 62°F and a low of 49°F. The chance of rain is 78% with an estimated 0.15in. Winds will be light at 8mph and gusts of 13.9mph at 1 AM. High humidity with average of 83% is anticipated, the maximum being 98% at 2 AM and 49% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 10 PM, a lowest point of 30.02inHg at 7 PM with an avg 30.06inHg.
Mossyrock, WA Weather – 8-30 – Scattered Showers
63° / 50°
Scattered Showers
Daytime highs will reach 63°F with lows dropping to 50°F in Mossyrock, where showers likely at times. There's a moderate 30% chance of rainfall with an estimated 0.01in. Winds will be light at 4mph and gusts of 13mph at 1 AM. The humidity will be on the higher side, averaging about 74%, the maximum being 93% at 12 AM and 51% being its lowest at 5 PM. Barometric pressure is its highest of 30.09inHg at 12 AM, a lowest point of 29.97inHg at 7 PM with an avg 30.04inHg.
Mossyrock, WA Weather – 8-31 – Overcast
70° / 50°
Overcast
Cloud-filled skies are in the forecast for Mossyrock, with a high of 70°F and a low of 50°F. There might be light rainfall having a 17% chance. Winds will be light at 7mph and gusts of 15.7mph at 1 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 96% at 5 AM and 38% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 12 AM, a lowest point of 29.77inHg at 6 PM with an avg 29.9inHg.
Mossyrock, WA Weather – 9-1 – Scattered Showers
70° / 50°
Scattered Showers
Daytime highs will reach 70°F with lows dropping to 50°F in Mossyrock, where on and off showers are set to occur. There's a moderate 42% chance of rainfall with an estimated 0.02in. Winds will be light at 9mph and gusts of 11.9mph at 3 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 98% at 5 AM and 40% being its lowest at 3 PM. Barometric pressure is its highest of 29.95inHg at 8 AM, a lowest point of 29.77inHg at 4 PM with an avg 29.85inHg.
Mossyrock, WA Weather – 9-2 – Light Rain Shower
56° / 48°
Light Rain Shower
Mossyrock may see rain, with daytime highs of 56°F and overnight lows near 48°F. The chance of rain is 91% with an estimated 1.07in. Wind will be moderate, blowing around 12mph on average and gusts of 33.1mph at 8 AM. High humidity with average of 94% is anticipated, the maximum being 97% at 10 AM and 90% being its lowest at 8 PM. Barometric pressure is its highest of 29.96inHg at 11 PM, a lowest point of 29.76inHg at 8 AM with an avg 29.84inHg.

Currently

Sunny 71°F
29.95 inHg.
Barometer
48%
Humidity
WNW 14.4 mph
Wind
Sunny

5 Day Forecast Nearby

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