Washington, 2002Extreme Cold in Washington, October 30 to 31, 2002
October 30 to 31, 2002 · NWS PDT · 7 events in 7 counties and zones
7 extreme cold/wind chill, as filed by the National Weather Service.
Every event with a place to put it; 6 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 7
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.
Extreme Cold/Wind Chill, East Columbia River Gorge
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- East Columbia River Gorge forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 45.874, -120.789 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, Northwest Blue Mountains
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- Northwest Blue Mountains forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 46.264, -118.193 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, East Slopes Southern Cascades
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- East Slopes Southern Cascades forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, Blue Mountain Foothills
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- Blue Mountain Foothills forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 46.264, -118.193 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, Yakima Valley
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- Yakima Valley forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 46.457, -120.739 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, Kittitas Valley
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- Kittitas Valley forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 46.791, -120.709 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
Extreme Cold/Wind Chill, Lower Columbia Basin
- When
- October 30, 12:00 AM PST to October 31, 11:59 PM PST
- Where
- Lower Columbia Basin forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 46.220, -119.419 (the zone’s center; the record gives no point)
An arctic front moved through the state on October 29th, ushering in very cold temperatures. The coldest morning occurred on October 31st, where many all time low temperatures for the month of October were broken. Some low temperatures recorded in degrees Fahrenheit on the 31st included: 4 at Yakima, 8 at Bickleton and Whitman Mission, 12 at Sunnyside, 15 at Walla Walla, and 18 at Kennewick.
- Extreme Cold/Wind Chill
- Temperatures or wind chills at or below the local warning criteria, or cold that caused deaths.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Extreme Cold in Oregon, October 30 to 31, 200210 events
- Heavy Snow in Colorado, October 30 to 31, 20025 events
- Waterspout in Gulf of Mexico, October 30, 20021 event
- Heavy Snow in Wyoming, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
- Heavy Snow in Wyoming, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
- Heavy Snow in Wyoming, October 30, 20021 event
- Heavy Snow in Montana, October 30, 20021 event
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 2026-10-01. Each event’s entry at NCEI: 5318773, 5318774, 5318775, 5318857, 5318858, 5318859, 5318860.