4 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
4 thunderstorm wind. Local standard time, as filed.
Winds 6 miles southwest of Othello went from light and variable to 50+ mph within 30 seconds. The storm also dropped pea- to marble-size hail over the area. The observer also reported "a tight spiral in the cell overhead."
Power was knocked out to 1,600 customers in the Walla Walla area due to thunderstorm winds. At the nearby Walla Walla Airport, a wind gust of 40 mph was recorded.
A thunderstorm produced very heavy rain and marble-size hail covering the ground. Trees down the coulee (steep-walled trech like valleys formely occupied by the Columbia River) were bent over by the strong winds.
The electricity was knocked out to the city of Oakesdale during a thunderstorm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Washington in 1993Every state in 1993This day in weather historyWarnings in Washington, April 1993
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10356140, 10356157, 10356251, 10356176.