FPUS56 KOTX 180910 ZFPOTX Zone Forecast Product for Eastern Washington and North Idaho National Weather Service Spokane WA 209 AM PDT Mon May 18 2026 IDZ001-WAZ037-182300- Northern Panhandle-Northeast Mountains- Including the cities of Sandpoint, Rathdrum, Bonners Ferry, Priest River, Clark Fork, Eastport, Colville, Deer Park, Chewelah, Newport, Kettle Falls, Ione, Metaline Falls, Metaline, Tiger, and Fruitland 209 AM PDT Mon May 18 2026 ...FROST ADVISORY IN EFFECT UNTIL 7 AM PDT THIS MORNING... .TODAY...Areas of fog and frost in the morning. Partly cloudy in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the 60s. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. A chance of rain showers in the evening. Lows in the upper 30s to lower 40s. Chance of precipitation 50 percent. .TUESDAY...Partly cloudy. A chance of rain showers in the afternoon. Highs in the mid 60s to lower 70s. Gusts up to 20 mph in the afternoon. Chance of precipitation 20 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the 40s. .WEDNESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the 40s. Highs in the upper 60s to upper 70s. $$ IDZ002-WAZ036-182300- Coeur d'Alene Area-Spokane Area- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Spokane, Cheney, Davenport, and Rockford 209 AM PDT Mon May 18 2026 ...FROST ADVISORY IN EFFECT UNTIL 7 AM PDT THIS MORNING... .TODAY...Partly cloudy. Patchy fog in the morning. A chance of showers and thunderstorms in the afternoon. Highs in the 60s. Light wind, becoming west 5 to 10 mph in the afternoon. Chance of precipitation 20 percent. .TONIGHT...Partly cloudy. Lows in the upper 30s to lower 40s. Southwest wind 5 to 10 mph in the evening, becoming light and variable. .TUESDAY...Partly cloudy. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 40s. Southwest wind 5 to 10 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. Southwest wind 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the 40s. .THURSDAY...Sunny. Highs in the lower to mid 70s. .THURSDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the 70s. $$ IDZ003-WAZ033-182300- Idaho Palouse-Washington Palouse- Including the cities of Moscow, Plummer, Potlatch, Genesee, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, and Uniontown 209 AM PDT Mon May 18 2026 ...FROST ADVISORY IN EFFECT UNTIL 7 AM PDT THIS MORNING... .TODAY...Partly cloudy. Highs in the 60s. Southwest wind 5 to 10 mph. .TONIGHT...Partly cloudy. Lows in the upper 30s to lower 40s. South wind 5 to 10 mph. .TUESDAY...Sunny in the morning, becoming partly cloudy. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the 40s. South wind 5 to 10 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. Southwest wind 5 to 10 mph. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the 40s. Highs in the lower to mid 70s. .THURSDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the 70s. $$ IDZ004-182300- Central Panhandle Mountains- Including the cities of Kellogg, St Maries, Pinehurst, Osburn, Wallace, Mullan, Lookout Pass, and Fernwood 209 AM PDT Mon May 18 2026 ...FROST ADVISORY IN EFFECT UNTIL 7 AM PDT THIS MORNING... .TODAY...Areas of frost in the morning. Partly cloudy in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 50s to mid 60s. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. A chance of rain showers in the evening.Areas of frost overnight. Lows in the upper 30s to lower 40s. Chance of precipitation 40 percent. .TUESDAY...Partly cloudy. A chance of rain showers in the afternoon. Highs in the 60s. Chance of precipitation 20 percent. .TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s to lower 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the 40s. Highs in the upper 60s to mid 70s. $$ IDZ026-WAZ032-182300- Lewiston Area-Lower Garfield and Asotin Counties- Including the cities of Lewiston, Lapwai, Peck, Culdesac, Gifford, Clarkston, and Pomeroy 209 AM PDT Mon May 18 2026 .TODAY...Partly cloudy. Highs in the 60s. .TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .TUESDAY...Sunny in the morning, becoming partly cloudy. Warmer. Highs in the mid 60s to lower 70s. Gusts up to 20 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the 40s. .WEDNESDAY...Partly cloudy. Highs in the mid 60s to mid 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s. $$ IDZ027-182300- Lewis and Southern Nez Perce Counties- Including the cities of Kamiah, Craigmont, Nezperce, and Winchester 209 AM PDT Mon May 18 2026 .TODAY...Partly cloudy. Areas of frost in the morning. A chance of rain showers in the afternoon. Highs in the upper 50s to mid 60s. Chance of precipitation 20 percent. .TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .TUESDAY...Sunny in the morning, then partly cloudy with a chance of rain showers in the afternoon. Highs in the 60s. Chance of precipitation 20 percent. .TUESDAY NIGHT...Partly cloudy. Lows in the 40s. .WEDNESDAY...Mostly cloudy. Highs in the lower 60s to lower 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the lower 40s to lower 50s. Highs in the upper 60s to upper 70s. $$ WAZ031-182300- Northeast Blue Mountains- Including the cities of Anatone and Peola 209 AM PDT Mon May 18 2026 .TODAY...Partly cloudy in the morning, then mostly cloudy with a chance of rain showers in the afternoon. Highs in the mid 50s to mid 60s. Chance of precipitation 40 percent. .TONIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Sunny in the morning, becoming mostly cloudy. Warmer. Highs in the upper 50s to upper 60s. Gusts up to 20 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the 40s. .WEDNESDAY...Partly cloudy. Highs in the lower 60s to lower 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the mid 60s to mid 70s. $$ WAZ034-035-182300- Moses Lake Area-Upper Columbia Basin- Including the cities of Moses Lake, Ephrata, Othello, Quincy, Ritzville, Grand Coulee, Odessa, Wilbur, and Coulee City 209 AM PDT Mon May 18 2026 .TODAY...Partly cloudy in the morning, becoming sunny. Highs in the upper 60s to lower 70s. East wind 5 to 10 mph shifting to the southwest in the afternoon. .TONIGHT...Partly cloudy. Lows in the lower to mid 40s. West wind 5 to 10 mph with gusts up to 25 mph. .TUESDAY...Partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid to upper 40s. West wind 5 to 15 mph with gusts up to 30 mph. .WEDNESDAY...Sunny. Highs in the mid to upper 70s. West wind 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s to lower 50s. .THURSDAY THROUGH SUNDAY...Partly cloudy. Highs in the mid 70s to lower 80s. Lows in the upper 40s to lower 50s. $$ WAZ038-182300- Okanogan Highlands- Including the cities of Republic, Inchelium, and Wauconda 209 AM PDT Mon May 18 2026 ...FROST ADVISORY IN EFFECT UNTIL 7 AM PDT THIS MORNING... .TODAY...Partly cloudy. A chance of rain showers in the afternoon. Highs in the lower 60s to lower 70s. Chance of precipitation 40 percent. .TONIGHT...Partly cloudy. A chance of rain showers in the evening. Lows in the upper 30s to mid 40s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy in the morning, becoming mostly cloudy. Highs in the mid 60s to lower 70s. .TUESDAY NIGHT...Mostly cloudy. Lows in the 40s. .WEDNESDAY...Sunny. Highs in the upper 60s to mid 70s. Northwest wind 5 to 15 mph with gusts up to 25 mph in the mountains. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to mid 50s. Highs in the 70s. $$ WAZ041-044-182300- Wenatchee Area-Waterville Plateau- Including the cities of Wenatchee, Chelan, Entiat, Cashmere, Waterville, and Mansfield 209 AM PDT Mon May 18 2026 .TODAY...Mostly cloudy in the morning, becoming partly cloudy. Highs in the mid 60s to lower 70s. Gusts up to 20 mph in the afternoon. .TONIGHT...Partly cloudy. Lows in the lower to mid 40s. West wind 5 to 15 mph with gusts up to 25 mph. .TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. Gusts up to 20 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 40s to lower 50s. West wind 5 to 15 mph with gusts up to 35 mph. .WEDNESDAY...Sunny. Highs in the 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Windy. Partly cloudy. Lows in the upper 40s to lower 50s. Highs in the lower 70s to lower 80s. $$ WAZ043-182300- Okanogan Valley- Including the cities of Omak, Okanogan, Brewster, Bridgeport, Oroville, Nespelem, and Tonasket 209 AM PDT Mon May 18 2026 .TODAY...Mostly cloudy in the morning, becoming partly cloudy. Highs in the mid 60s to lower 70s. Gusts up to 20 mph in the afternoon. .TONIGHT...Partly cloudy. Lows in the 40s. Gusts up to 20 mph in the evening. .TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s to lower 50s. Northwest wind 5 to 15 mph with gusts up to 30 mph. .WEDNESDAY...Sunny. Highs in the 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the upper 40s to mid 50s. Highs in the lower 70s to lower 80s. $$ WAZ047-182300- Central Chelan County- Including the cities of Leavenworth, Plain, and Lake Wenatchee 209 AM PDT Mon May 18 2026 .TODAY...Mostly cloudy in the morning, then partly cloudy with a chance of rain showers in the afternoon. Snow level 6000 feet in the afternoon. Highs in the lower 60s to lower 70s. Chance of precipitation 20 percent. .TONIGHT...Mostly clear. Lows in the upper 30s to upper 40s. Northwest wind 5 to 15 mph in the evening, becoming light and variable. In the mountains, northwest wind 15 to 25 mph. Gusts up to 25 mph. .TUESDAY...Partly cloudy. Highs in the lower 60s to lower 70s. Gusts up to 25 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s to lower 50s. Northwest wind 5 to 15 mph with gusts up to 30 mph. .WEDNESDAY...Sunny, warmer. Highs in the upper 60s to upper 70s. .WEDNESDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows in the mid 40s to lower 50s. Highs in the upper 60s to upper 70s. .SATURDAY NIGHT...Breezy. Partly cloudy. Lows in the 40s. .SUNDAY...Partly cloudy. Highs in the mid 60s to mid 70s. $$ WAZ048-182300- Western Chelan County- Including the cities of Stevens Pass, Holden Village, and Stehekin 209 AM PDT Mon May 18 2026 .TODAY...Mostly cloudy in the morning, becoming partly cloudy. Highs in the upper 50s to upper 60s. .TONIGHT...Partly cloudy. Areas of frost overnight. Lows in the upper 30s to upper 40s. Gusts up to 30 mph decreasing to 20 mph overnight. .TUESDAY...Mostly cloudy. Highs in the upper 50s to upper 60s. Gusts up to 20 mph increasing to 30 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 40s to lower 50s. .WEDNESDAY...Sunny, warmer. Highs in the mid 60s to mid 70s. .WEDNESDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s to lower 50s. Highs in the mid 60s to mid 70s. .SUNDAY...Partly cloudy. Highs in the lower 60s to lower 70s. $$ WAZ049-182300- Western Okanogan County- Including the cities of Mazama, Winthrop, Twisp, Methow, and Conconully 209 AM PDT Mon May 18 2026 .TODAY...Mostly cloudy. A chance of rain and mountain snow showers in the afternoon. Snow level 6000 feet. Highs in the mid 60s to lower 70s. Chance of precipitation 20 percent. .TONIGHT...Partly cloudy. A chance of rain showers in the evening. Widespread frost overnight. Snow level 6000 feet. Lows in the upper 30s to mid 40s. Gusts up to 25 mph in the evening. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s to lower 70s. Gusts up to 20 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 40s to lower 50s. Northwest wind 5 to 15 mph with gusts up to 35 mph. .WEDNESDAY...Sunny, warmer. Highs in the 70s. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s. $$