Blue Mountain Foothills storm history

CWOP stations AT020 and DW6278 recorded sub-freezing temperatures over several hours early the morning of the 17th.

The Cocorahs observer WA-CB-3 9 miles northeast Dayton reported 5 inches of new snow at 0700 February 5th. The Cocorahs observer WA-CB-2 3 miles south southeast of Dayton measured 4.5 inches of new snow at 0700 February 5th. Radar and observation estimated ending of snowfall occu…

Co-Op station AS070 recorded a 70 mph gust, and the Walla Walla ASOS recorded a gust of 61 mph overnight the 19th into the 20th of November.

Co-op stations D6278 and K7DTF reported subfreezing temperatures between 1am and 8am the morning of the 25th.

The mesonet station DW6278 Walla Walla reported at or below freezing temperatures between 0400 to 0700. The mesonet station K7DTF Walla Walla reported at or below freezing temperatures between 0311 to 0640. Several other stations across the area reported temperatures at or below …

The mesonet station EW4185 Lowden reported at or below freezing temperatures between 0134 to 0716. The mesonet station DW6278 Walla Walla reported at or below freezing temperatures between 0330 to 0715. Several other stations across the area reported temperatures at or below free…

The mesonet stationEW4185 Lowden reported at or below freezing temperatures between 0201 to 0658. The mesonet station K7KLA reported at or below freezing temperatures between 0504 to 0634. Several other stations across the area reported temperatures at or below freezing for sever…

The mesonet station K7DTF Walla Walla reported at or below freezing temperatures between 0212 to 0705. The Washington DOT station TDELA reported at or below freezing temperatures between 0008 to 0738. Several other stations across the area reported temperatures at or below freezi…

The mesonet station K7DTF Walla Walla reported at or below freezing temperatures between 0103 to 0651. The Washington DOT station TDELA reported at or below freezing temperatures between 2338 to 0738. Several other stations across the area reported temperatures at or below freezi…

A Cocorahs observer measured 4.5 inches of new snow at 0700 on Jan 12th. A public report 3 miles south southwest of College Place indicated that 4 inches of new snow fell between the 12th and the 13th of January.

The ASOS KALW recorded temperatures at or below 32 degrees for approximately 11 hours ending at 0953 PDT. The mesonet station DW4698 recorded temperatures at or below 32 degrees for approximately 12 hours ending at 0925 PDT. The mesonet station EW4185 recorded temperatures at or …

The mesonet station DW4698 Prescott reported temperatures at to below freezing between 0000 to 0546 PDT on April 19th. The mesonet station EW4185 Lowden reported temperatures at to below freezing between 0100 to 0713 PDT on April 19th.

The mesonet station GW2790 Starbuck reported at to below freezing temperatures between 0505 to 0655 PDT on April 15th. The mesonet station DW6278 Walla Walla reported 0401 to 0731 PDT on April 15th.

The Washington State University reported via social media that a weather station in Waitsburg , WA recorded a wind gust of 64mph at 2300 PST on Feb. 20th. The ASOS at the Walla Walla Regional Airport recorded a wind gust of 59mph at 0222 PST on Feb. 21st.

The ASOS KALW measured a gust of 76 mph at 1814 on December 27th and the Mesonet AS070 measured a gust of 60 mph at 1728 on December 27th.

A public report from Walla Walla, Wa indicated 4 inches of new snow accumulated at 0340 PST on Dec. 5th. A trained spotter 4 miles west of College Place, Wa measured 4 inches of new snow in a 24 hour period ending at 0841 PST on Dec. 5th. A social media report 1 mile east northea…

The mesonet station EW4185 Lowden recorded temperatures at or below freezing between 0402 PST and 0756 PST. The mesonet station EW5035 Clyde recorded temperatures at or below freezing between 0455 PST and 0755 PST.

Calculated heat risk values at the Dayton GHCN site recorded temperatures that met or exceeded excessive heat warning criteria on Aug. 9th.

Calculated heat risk values at the Walla Walla and Whittman Mission GHCN sites recorded several days between July 27th through Aug. 1st of temperatures that met or exceeded excessive heat warning criteria.

Calculated heat risk values at the Walla Walla and Whittman Mission GHCN sites recorded several days between July 27th through Aug. 1st of temperatures that met or exceeded excessive heat warning criteria.

Via a social media report from Walla Walla, WA, 13 inches of new snow was measured at 1200 PST on Dec.30th. Relayed from an Emergency Manager in Walla Walla, WA, 10 inches of new snow was measured at 0900 on Dec. 30th. Via a social media report in Walla Walla, WA, a member of the…

The mesonet station AS070 4 miles ESE of Walla Walla, WA reported a peak wind gust of 65 mph at 2342 PST on Nov. 8th. The KALW ASOS measured a peak wind gust of 58 mph at 0320 PST on Nov. 9th.

The ASOS station KALW measured a 59 mph gust at 1603 PDT. The co-op observer K7KLA 4 miles ESE of Walla Walla measured a wind gust of 59 mpg at 0713 PDT. A report from the Walla Walla Union Bulletin newspaper indicated that a tree had blown over in a local cemetery and that stron…

Calculated heat risk values at the Whitman Mission, WA station recorded consecutive days between June 29th through July 1st of temperatures that met or exceeded excessive heat warning criteria.

Calculated heat risk values at the KALW ASOS recorded consecutive days between June 26th through June 30th of temperatures that met or exceeded excessive heat warning criteria. The GHCN at Dayton 1 WSW, WA recorded consecutive days between June 27th through July 1st of calculated…

A mesonet station 11 miles SSE of Kahlotus, WA measured a non-tstm wind gust of 59 mph at 7:51pm PDT on March 28th. The ASOS KALW at the Walla Walla Regional Airport measured a non-tstm wind gust of 58 mph at 4:02pm PDT on March 28th.

Dayton reported 12 inches of snow.

A social media report originating 5 miles ENE of Walla Walla, WA estimated 8.5 inches of snowfall over a 48 hour period ending at 10:21am PST on Feb. 13th. A local newspaper from Walla Walla, WA estimated 5 inches of snowfall in a 24 hour period ending at 2:00pm PST on Feb. 12th.

A non-tstm wind gust of 70mph was measured by the ASOS at the Walla Walla Regional Airport at 12:53am PST on Jan. 13th. A non-tstm wind gust of 60mph was measured 4 miles WSW of College Place, WA at 2:47am PST on Jan. 13th.

Temperatures peaked at 108 degrees on 7/30 at KALW ASOS.

Measured 6 inches of snow 2 miles E of College Place in Walla Walla county.

Ice and sleet accumulation of 0.25 inches at Walla Walla in Walla Walla county. Started as snow then changed to freezing rain and sleet. Mixed with snow in the evening, after this report.

Ice accumulation of 0.30 inches, 3 miles NE of Waitsburg in Columbia county.

Measured snow fall of 5 inches at Walla Walla, in Walla Walla county.

Ice storm producing 0.40 inches of accumulated ice, 3 miles northeast of Waitsburg in Columbia county.

Measured heavy snow accumulation of 4 inches, 8 miles northeast of Dayton.

Measured heavy snow of 5.5 inches at the Walla Walla airport. Also an estimated 5 inches at Waitsburg.

Inciweb.

Inciweb.