Michigan, 1998

Flooding in Michigan, March 20 to 22, 1998

March 20 to 22, 1998 · NWS DTX · 2 events in 2 counties and zones

The Cass River at Frankenmuth went above its 17 foot flood stage at 4 am EST on the 20th. The Cass River at Vassar went above its 14 foot flood stage at 6 am EST on the 20th.

Where it happened

Every event with a place to put it; 2 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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
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.

The Cass River at Frankenmuth went above its 17 foot flood stage at 4 am EST on the 20th. The river crested at 19.6 feet at 9 am EST on the 20th, then fell back below flood stage at 9 am EST on the 22nd.The Cass River at Vassar went above its 14 foot flood stage at 6 am EST on the 20th. The river crested at 14.3 feet at 7 am EST on the 21st, then fell back below flood stage at 9 am EST on the 21st.One to two inches of rain fell over the Cass River Basin from the 17th through the 19th. The resultant river flooding was minor, although some flooding of secondary streets and basements near the river occurred.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 flood. Local standard time, as filed.

Flood, Saginaw

When
March 20, 4:00 AM EST to March 22, 9:00 AM EST
Where
Saginaw forecast zone
Coordinates
43.335, -84.053 (the zone’s center; the record gives no point)

Flood, Tuscola

When
March 20, 6:00 AM EST to March 21, 7:00 AM EST
Where
Tuscola forecast zone
Coordinates
43.491, -83.440 (the zone’s center; the record gives no point)

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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

The same day elsewhere

More

Every storm in Michigan in 1998Every state in 1998This day in weather historyWarnings in Michigan, March 1998

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: 5633045, 5633044.