Washington, 1999

Lightning Strikes in Washington, August 3, 1999

August 3, 1999 · NWS SEW · 3 events in 3 counties and zones

Over 1000 lightning strikes were recorded in a four hour period. One man was struck by lightning while standing under a tree, and another man while standing in water next to his boat.

Where it happened

Every event with a place to put it; 3 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

The toll

Deaths
0
Injuries
2
Property damage
$650,000
Crop damage
None recorded
Events
3

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.

What happened

The episode as NWS SEW wrote it up.

Over 1000 lightning strikes were recorded in a four hour period. One man was struck by lightning while standing under a tree, and another man while standing in water next to his boat. At its peak the storm knocked out power to about 20,000 customers.

The radar

The Seattle radar (KATX), 92 km away, was scanning. The volume nearest the first event began at 01:57 UTC.

Open the radar archive at this moment

Event by event

3 lightning. Local standard time, as filed.

Lightning, King

When
August 3, 6:00 PM PST to 10:00 PM PST
Where
King County, Countywide
Injuries
2 direct, 0 indirect
Property damage
$650,000
Reported by
NEWSPAPER
Coordinates
47.491, -121.836 (the zone’s center; the record gives no point)

Lightning, Pierce

When
August 3, 6:00 PM PST to 10:00 PM PST
Where
Pierce County, Countywide
Reported by
NEWSPAPER
Coordinates
47.038, -122.137 (the zone’s center; the record gives no point)

Lightning, Snohomish

When
August 3, 6:00 PM PST to 10:00 PM PST
Where
Snohomish County, Countywide
Reported by
NEWSPAPER
Coordinates
48.046, -121.722 (the zone’s center; the record gives no point)

What these are

Lightning
A lightning strike that killed, injured or caused damage.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Washington in 1999Every state in 1999This day in weather historyWarnings in Washington, August 1999

Sources

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: 5714327, 5714328, 5714329.