Minnesota, 2002

Flash Flooding in Minnesota, July 10, 2002

July 10, 2002 · NWS MPX · 12 events in 12 counties and zones

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

Where it happened

Every event with a place to put it; 12 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
0
Property damage
$525,000
Crop damage
$2.5 million
Events
12

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 Twin Cities, MN wrote its last area forecast discussion before the first event at Jul 10, 2:20 AM CST, 2 hours 40 minutes earlier.

Area forecast discussion, Jul 10, 2:20 AM CST, 2 hours 40 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
320 AM CDT WED JUL 10 2002

THE MAIN FORECAST CHALLENGE TODAY...POTENTIAL FOR MORE HEAVY
RAINS...OVER WEST CENTRAL MN.  THE SECOND FORECAST CHALLENGE ARE MAX
TEMPERATURES TODAY.

THE LATEST SATELLITE IMAGERY OFF THE IR LOOP SHOWED ANOTHER MCS FORMING
OVER SOUTHWEST MN. THE THUNDERSTORM COMPLEX OVR NORTHERN MN...HAD BACK-
BUILD SOUTHWESTWARD INTO OUR CWA DURING THE NIGHT...WHILE NEW MCS
CONTINUE TO DEVELOP ALONG AND AHEAD OF THE MAIN TROUGH AXIS.
THUNDERSTORMS HAVE BEEN DEVELOPING ALONG THE THETA-E RIDGE AXIS AND
JUST AHEAD OF THE SHORTWAVE TROUGH. SHORTWAVE TROUGH OR UPPER LOW
PRESSURE SYSTEM...IS FORECAST TO SLIDE SOUTHEAST INTO THE MIDWEST BY
EVENING.  WL CONTINUE SOME POP OVER SOUTHWEST AND SOUTH CENTRAL
SECTIONS INTO THE EVENING...OTHERWISE...CLEARING FROM NORTHEAST TO
SOUTHWEST OVER OUR FORECAST AREA TONIGHT.  WL PROBABLY ISSUE A FLOOD
WATCH FOR MUCH OF WEST CENTRAL MN TODAY.  PWAT INCREASE TO LITTLE OVER
1.50 OVER WEST CENTRAL MN BY THIS AFTERNOON.

.MSP...FLOOD WATCH FOR PARTS OF WEST CENTRAL MN TODAY.

JVM

In the hours before

Local storm report, Jul 10, 3:56 AM CST, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
456 AM CDT WED JUL 10 2002

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0255 AM    MORRIS                    MN   .88 INCH HAIL
07/10/02   STEVENS                        REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

0350 AM    GLENWOOD                  MN   WIND DAMAGE
07/10/02   POPE                           REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.
                                          FEW TREES AND POWER
                                          POLE DOWN.

0420 AM    GLENWOOD                  MN   FLOOD
07/10/02   POPE                           STREET FLOODING.  WATER
                                          COVERING ROADS.
                                          REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

0440 AM    SAUK CENTRE               MN   FLOOD
07/10/02   STEARNS                        STREET FLOODING.
                                          STANDING WATER IN
                                          ROADS. REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

The radar

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

Open the radar archive at this moment

Event by event

12 flash flood. Local standard time, as filed.

Flash Flood, Pope

When
July 10, 5:00 AM CST to 12:00 PM CST
Where
Pope County, Countywide
Property damage
$25,000
Reported by
LAW ENFORCEMENT
Coordinates
45.586, -95.444 (the zone’s center; the record gives no point)

Street flooding was widespread in Glenwood, due to four to six quick inches of rain. The most significant flooding occurred in the northeast portion of Glenwood, washing out some alleys and ripping the blacktop off some city streets. The Glenwood Public Works Director measured five inches of rain in one half hour, beginning around 5 am LST.

Flash Flood, Stearns

When
July 10, 5:30 AM CST to 1:30 PM CST
Where
Stearns County, Countywide
Property damage
$300,000
Reported by
LAW ENFORCEMENT
Coordinates
45.552, -94.613 (the zone’s center; the record gives no point)

Four to eight inches rain fell in less than four hours, producing widespread flooding across all but the southwest portion of Stearns County. Several feet of water covered some roads from Sauk Centre to St. Cloud, with many roads closed. Several dozen cars stalled in St. Cloud when people attempted to drive into deep water, and about nine people had to be rescued from vehicles driven into deep water in viaducts. Numerous creeks overflowed their banks. Water was at least two feet deep in several dozen homes and businesses. A house was flooded in Sartell.

Flash Flood, Douglas

When
July 10, 6:00 AM CST to 12:00 PM CST
Where
Douglas County, Southeast Portion
Property damage
$25,000
Reported by
NEWSPAPER
Coordinates
45.934, -95.453 (the zone’s center; the record gives no point)

Rainfall totaled 3.5 to 7 inches across southeastern Douglas County, producing water over numerous roads from Alexandria to Osakis. County Road 31 between Osakis and Nelson was closed, but no roads were washed out. Numerous basements were flooded.

Flash Flood, Morrison

When
July 10, 6:30 AM CST to 1:30 PM CST
Where
Morrison County, Countywide
Reported by
LAW ENFORCEMENT
Coordinates
46.013, -94.268 (the zone’s center; the record gives no point)

Rainfall totaling 3.5 to 7 inches was common across all but the far northwest corner of Morrison County. Two to three feet of water covered roads in Bowlus, and several township roads were flooded across the southern and eastern half of the county.

Flash Flood, Todd

When
July 10, 6:30 AM CST to 12:00 PM CST
Where
Todd County, South Portion
Reported by
LAW ENFORCEMENT
Coordinates
46.071, -94.898 (the zone’s center; the record gives no point)

Four to six inches rain produced water over a number of roads, prompting their closure. State Highways 27 and 28 southwest of Long Prairie were flooded, as were several county and township roads. Some streets were flooded in Long Prairie.

Flash Flood, Benton

When
July 10, 8:30 AM CST to 1:30 PM CST
Where
Benton County, Countywide
Property damage
$100,000
Crop damage
$2.5 million
Reported by
LAW ENFORCEMENT
Coordinates
45.699, -93.999 (the zone’s center; the record gives no point)

Seven to ten inches of rain was common across a large swath of Benton County, from the northwest corner to the southeast. About 30 roads were closed, including State Highway 23 in Foley. A few township roads were washed out. About 3500 sandbags were used in the Foley area. Some basements were flooded. Local agriculture officials estimate that about 10% of the sellable crops in Benton County were destroyed. Numerous creeks in Alberta township (Gilman to Rum River area) rose out of their banks.

Flash Flood, Sherburne

When
July 10, 8:30 AM CST to 1:30 PM CST
Where
Sherburne County, Countywide
Property damage
$25,000
Reported by
LAW ENFORCEMENT
Coordinates
45.444, -93.775 (the zone’s center; the record gives no point)

Four to seven inches of rain fell, producing water over numerous roads. State highway 169 was closed between Princeton and Zimmerman, and County Road 31 was closed west of Santiago. Several dozen basements were flooded.

Flash Flood, Kanabec

When
July 10, 9:00 AM CST to 1:30 PM CST
Where
Kanabec County, Countywide
Property damage
$25,000
Reported by
LAW ENFORCEMENT
Coordinates
45.945, -93.293 (the zone’s center; the record gives no point)

Five to ten inches fell across central Kanabec County, prompting the closure of County Road 17 east of Mora. Several township roads were closed, and a number of basements flooded.

Flash Flood, Mille Lacs

When
July 10, 9:00 AM CST to 1:30 PM CST
Where
Mille Lacs County, Countywide
Property damage
$25,000
Reported by
LAW ENFORCEMENT
Coordinates
45.938, -93.630 (the zone’s center; the record gives no point)

Four to nine inches rain resulted in several creeks out of their banks, and approximately two dozen county and township roads were closed across the entire county. State Highway 95 was closed west of Princeton. Several dozen basements were reported flooded with several feet of water.

Flash Flood, Wright

When
July 10, 10:00 AM CST to 1:30 PM CST
Where
Wright County, Northeast Portion
Reported by
LAW ENFORCEMENT
Coordinates
45.174, -93.963 (the zone’s center; the record gives no point)

Four to six inches rain fell across the northeast half of the county. Two to three feet of water flowed across roads near Rockford, prompting the closure of county and township roads. Water pushed debris across County Road 20 near Rockford.

Flash Flood, Anoka

When
July 10, 11:00 AM CST to 1:30 PM CST
Where
Anoka County, Southwest Portion
Reported by
LAW ENFORCEMENT
Coordinates
45.273, -93.246 (the zone’s center; the record gives no point)

One to two feet water over a number of roads from Fridley to Ramsey. Several businesses along University Avenue in Fridley had their basements flooded. A mudslide occurred near Highway 10 and Round Lake Blvd in Coon Rapids.

Flash Flood, Hennepin

When
July 10, 11:00 AM CST to 1:30 PM CST
Where
Hennepin County, North Portion
Reported by
LAW ENFORCEMENT
Coordinates
45.005, -93.477 (the zone’s center; the record gives no point)

Three to four inches rain fell in less than four hours, producing water over several roads, including five feet deep at the intersection of State Highway 100 and County Road 81 in Robbinsdale.

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 2002Every state in 2002This day in weather historyWarnings in Minnesota, July 2002

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: 5310447, 5310540, 5310442, 5310446, 5310541, 5310441, 5310448, 5310444, 5310445, 5310542, 5310351, 5310443.