Flash Flood and Hail in Minnesota, July 19, 2001

Name: Flash Flood and Hail in Minnesota, July 19, 2001
Start: 2001-07-19T00:45
End: 2001-07-19T01:30
Location: Minnesota

July 19, 2001 · NWS FGF · 8 events in 6 counties and zones

4 hail, 3 thunderstorm wind, 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $2,000
Crop damage: None recorded
Events: 8

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 Grand Forks, ND wrote its last area forecast discussion before the first event at Jul 18, 7:29 PM CST, 5 hours 16 minutes earlier.

Area forecast discussion, Jul 18, 7:29 PM CST, 5 hours 16 minutes before

FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
829 PM CDT WED JUL 18 2001

...DUE TO ONGOING SVR WEATHER WL BE BRIEF...

MSAS AND SFC ANALYSIS SHOWING BEST MOIST CONVERGENCE EXTENDING FROM
E OF GFK TO NR DVL ATTM. SFC WARM FRONT CONT TO MOVE N THRU SE ND
AND INTO NW MN PROVIDING FOCUS FOR ONGOING CONVECTION. ALTHOUGH BEST
FOCUS E OF DVL AREA ATTM...TSTMS CONT JUST E OF THIS AREA AND AM
HESITANT TO DROP WATCH THERE BEFORE EXPIRATION TIME. THUS WL KEEP
TORNADO WATCHES GOING UNTIL 3Z THIS AREA.

FFA LOCATIONS LOOK REASONABLE...AND WL CONT AS PREVIOUSLY FORECAST.
ALL SAID...NO BIG CHANGES NEEDED ATTM. WL SEND EVENING UPDATE AFTER
3Z.

.FGF...FLASH FLOOD WATCH UNTIL MIDNIGHT ALONG AND NORTH OF A DVL-GFK
LINE...FOR REST OF FA OVERNIGHT.

RJT

In the hours before

Special weather statement, Jul 18, 9:19 PM CST, 3 hours 26 minutes before

MNZ004-NDZ006>008-014>016-024-026-027-054-190415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1019 PM CDT WED JUL 18 2001

...THE TORNADO WATCH HAS BEEN ALLOWED TO EXPIRE...

AT 1010 PM CDT...THE MAIN THREAT FOR SEVERE WEATHER HAS SHIFTED
FURTHER SOUTH AND EAST OF THE REGION AS INCREASINGLY STABLE AIR
MOVED IN FROM THE NORTHWEST. THEREFORE THE TORNADO WATCH WAS ALLOWED
TO EXPIRE FOR TOWNER...CAVALIER...BENSON...RAMSEY... WALSH...
PEMBINA...NELSON...GRAND FORKS AND EDDY COUNTIES OF NORTHEAST NORTH
DAKOTA AND KITTSON COUNTY OF EXTREME NORTHWEST MINNESOTA AT 10 PM
CDT.

A SEVERE THUNDERSTORM WATCH CONTINUES FOR SOUTHEAST NORTH DAKOTA AND
MUCH OF NORTHWEST MINNESOTA UNTIL 3 AM CDT.

RJT

Local storm report, Jul 18, 9:39 PM CST, 3 hours 6 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS 111 AM CDT
THU JUL 19 2001...RETRANSMISSION FOR SPC

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

1010 PM    3 W TABOR                 MN   1 INCH HAIL
07/18/01   POLK

1045 PM    8 S ARGYLE                MN   1 INCH HAIL
07/18/01   MARSHALL

1115 PM    6 NE EUCLID               MN   1 INCH HAIL
07/18/01   POLK

1204 AM    4 S EMERADO               ND   TORNADO
07/19/01   GRAND FORKS                    TORNADO TOUCHDOWN

1207 AM    5 S EMERADO               ND   TORNADO
07/19/01   GRAND FORKS                    TWO TORNADOES PARALLELING
                                          COUNTY ROAD 6

1214 AM    4 W GRAND FORKS           ND   TORNADO
07/19/01   GRAND FORKS                    TORNADO ON GROUND

1222 AM    3 SW GRAND FORKS          ND   TORNADO
07/19/01   GRAND FORKS                    TORNADO ON GROUND AT 8300
                                          BLOCK OF 32ND AVENUE

WWUS30 KFAR 190339
LSRFAR

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
1039 PM CDT WED JUL 18 2001

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

0700 PM    5 S PEKIN                 ND   TORNADO
07/18/01   NELSON                         BARN DESTROYED, HOUSE
                                          DAMAGED BUT STILL
                                          STANDING, FARM EQUIPMENT
                                          DESTROYED AND POWER LINES
                                          DOWN

WWUS30 KFAR 190331
LSRFAR

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
1030 PM CDT WED JUL 18 2001

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

0411 PM    4 E NECHE                 ND   2.5 INCH HAIL
07/18/01   PEMBINA

0418 PM    3 W PEMBINA               ND   1 INCH HAIL
07/18/01   PEMBINA                        HAIL COVERING GROUND

0435 PM    2 S PEMBINA               ND   .75 INCH HAIL
07/18/01   PEMBINA

0507 PM    4 NW LANCASTER            MN   1.75 INCH HAIL
07/18/01   KITTSON

0635 PM    10 S PEKIN                ND   TORNADO
07/18/01   GRIGGS

0655 PM    3 S PARK RIVER            ND   1.25 INCH HAIL
07/18/01   WALSH

0707 PM    4 NW LANCASTER            MN   WIND DAMAGE
07/18/01   KITTSON                        4 INCH DIAMETER BRANCHES
                                          DOWN, SHINGLES BLOWN OFF
                                          ROOF

0749 PM    6 SW CARIBOU              MN   .75 INCH HAIL
07/18/01   KITTSON

0805 PM    LUDE                      MN   FLOODING
07/18/01   LAKE OF THE WOODS              BASEMENTS FLOODED

0805 PM    LUDE                      MN   WIND DAMAGE
07/18/01   LAKE OF THE WOODS              TREES AND POWER LINES DOWN

0830 PM    5 SE PENCER               MN   1.5 INCH HAIL
07/18/01   ROSEAU

0830 PM    5 SE PENCER               MN   FLOODING
07/18/01   ROSEAU                         DITCHES FULL AND WATER
                                          RUNNING RAPIDLY OVER
                                          ROADWAY

WWUS30 KFAR 182337
LSRFAR

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
637 PM CDT WED JUL 18 2001

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

0557 PM    7 S PEKIN                 ND   TORNADO
07/18/01   GRIGGS                         TORNADO ON GROUND WITH
                                          DEBRIS IN AIR

0604 PM    2 NW BINFORD              ND   TORNADO
07/18/01   GRIGGS                         TORNADO ON THE GROUND

0609 PM    9 NW BINFORD              ND   TORNADO
07/18/01   GRIGGS                         LARGE TORNADO ON GROUND

0625 PM    10 W ANETA                ND   TORNADO
07/18/01   NELSON                         100 YD WIDE TORNADO ON
                                          GROUND

WWUS30 KFAR 182019
LSRFAR

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
317 PM CDT WED JUL 18 2001

...LATE REPORT...

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

0800 PM    WALCOTT                   ND   WIND DAMAGE
07/17/01   RICHLAND                       ROOF OF WALCOTT FIRE
                                          STATION BLOWN OFF.
                                          MANY TREES UPROOTED.

The radar

The Fargo/Grand Forks radar (KMVX), 60 km away, was scanning. The volume nearest the first event began at 06:42 UTC.

Open the radar archive at this moment

Event by event

4 hail, 3 thunderstorm wind, 1 flash flood. Local standard time, as filed.

Hail, Polk

When: July 19, 12:45 AM CST
Where: Polk County, 2 mi SE of Greenview
Measured: 0.75 in hail
Reported by: GENERAL PUBLIC
Coordinates: 47.617, -96.533

Flash Flood, Marshall

When: July 19, 1:00 AM CST
Where: Marshall County, 10 mi W of Argyle
Reported by: GENERAL PUBLIC
Coordinates: 48.358, -96.368 (the zone’s center; the record gives no point)

Water was reported over highway 19.

Hail, Norman

When: July 19, 1:00 AM CST
Where: Norman County, Syre
Measured: 0.75 in hail
Reported by: GENERAL PUBLIC
Coordinates: 47.183, -96.267

Hail, Norman

When: July 19, 1:05 AM CST
Where: Norman County, 2 mi SE of Twin Vly
Measured: 1 in hail
Reported by: GENERAL PUBLIC
Coordinates: 47.250, -96.233

Thunderstorm Wind, Mahnomen

When: July 19, 1:15 AM CST
Where: Mahnomen County, 7 mi S of Mahnomen
Property damage: $500
Reported by: GENERAL PUBLIC
Coordinates: 47.217, -95.983

Tree branches were blown down.

Thunderstorm Wind, Clay

When: July 19, 1:25 AM CST
Where: Clay County, 2 mi E of Hawley
Property damage: $500
Reported by: GENERAL PUBLIC
Coordinates: 46.883, -96.267

Tree branches were blown down.

Thunderstorm Wind, Marshall

When: July 19, 1:30 AM CST
Where: Marshall County, 7 mi N of Oslo
Property damage: $500
Reported by: GENERAL PUBLIC
Coordinates: 48.300, -97.133

Trees were blown down.

Hail, Becker

When: July 19, 1:30 AM CST
Where: Becker County, 2 mi NW of Lake Park
Measured: 0.75 in hail
Reported by: GENERAL PUBLIC
Coordinates: 46.900, -96.133

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
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.
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

Every storm in Minnesota in 2001 Every state in 2001 This day in weather history Warnings 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: 5259787, 5259788, 5259789, 5259790, 5259785, 5259786, 5259864, 5259865.