Michigan, 1999

Damaging Winds in Michigan, August 13, 1999

August 13, 1999 · NWS DTX · 2 events in 2 counties and zones

A cold front moved southeast across the area late in the afternoon. A broken line of thunderstorms developed along the front.

Where it happened

Every event with a place to put it. 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

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The toll

Deaths
0
Injuries
0
Property damage
$13,000
Crop damage
None recorded
Events
2

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 DTX wrote it up.

A cold front moved southeast across the area late in the afternoon. A broken line of thunderstorms developed along the front. Many of these storms approached severe levels, but only one actually became severe. This storm produced sporadic damage in White Lake, Clarkston, and Waterford, downing trees and power lines. The same storm continued southeast into Sterling Heights, where several power poles were downed onto Mound Road, a heavily traveled highway. Several people were trapped in their cars until Detroit Edison crews removed the power lines.

The radar

The Detroit radar (KDTX), 7 km away, was scanning. The volume nearest the first event began at 21:00 UTC.

Open the radar archive at this moment

Event by event

2 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Oakland

When
August 13, 4:02 PM EST
Where
Oakland County, White Lake to Waterford
Measured
64 kt (74 mph)
Property damage
$10,000
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
42.680, -83.550

Thunderstorm Wind, Macomb

When
August 13, 4:37 PM EST
Where
Macomb County, Sterling Hgts
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
42.570, -83.030

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

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

The same day elsewhere

More

Every storm in Michigan in 1999Every state in 1999This day in weather historyWarnings in Michigan, 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: 5709941, 5709942.