Minnesota, 2001

Flash Flood in Minnesota, July 24, 2001

July 24, 2001 · NWS FSD · 1 event in 1 county or zone

1 flash flood, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 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
1

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 forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before the first event at Jul 24, 2:25 AM CST, 6 hours earlier.

Area forecast discussion, Jul 24, 2:25 AM CST, 6 hours before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
325 AM CDT TUE JUL 24 2001

AVN KEEPS TWO DISTINCT AREAS OF SHWRS/TSTMS MOVG EWD INTO AND OVER
AREA...WHERE ETA TENDS TO MERGE. GIVEN MULTIPLE BNDRYS SUSPECT
TRYING TO GET TOO FINE TUNED IS NOT THE THING TO DO. ONLY QSTN IS DO
WE KEEP POPS IN THE CHC CATEGORY OR PUMP UP A BIT. HAVE ELECTD TO
KEEP CHC FOR NOW. WILL KEEP PCPN FOR TNGT AND NOT JUST ERY...WITH
FNTL BNDRY REMNG CLOSE ENUF SUSPECT SHWRS WILL BE SLOW TO CLR AND
WILL KEEP IN SERN PART OF AREA THRU WED. TEMPS AGN WILL BE MSTLY
BTWN FWC AND FAN BUT FAVOR FAN HI TEMPS WITH LOTS OF CLD CVR EXPCTD.
LTL CHANGE IN ,EXTNDED FCST WITH NEW MRF NOT SHOWNG BIG CHANGES TIL
BYND EXTNDED PD AND THAT FAR OUT IT IS NOT WORTH MUCH.

.FSD...NONE
WILLIAMS

The radar

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

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Rock

When
July 24, 8:25 AM CST to 10:30 AM CST
Where
Rock County, Kanaranzi
Reported by
LAW ENFORCEMENT
Coordinates
43.675, -96.253 (the zone’s center; the record gives no point)

Rainfall of two to four inches caused flash flooding of the Upper Kanaranzi Creek. Lowlands along the creek were also flooded, but no damage reports were available.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

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

The same day elsewhere

More

Every storm in Minnesota in 2001Every state in 2001This day in weather historyWarnings in Minnesota, July 2001

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: 5261235.