Oklahoma, 2001

Flash Flooding and Hail in Oklahoma, September 4, 2001

September 4, 2001 · NWS OUN · 7 events in 4 counties and zones

4 thunderstorm wind, 2 flash flood, 1 hail, as filed by the National Weather Service.

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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$2,000
Crop damage
None recorded
Events
7

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 Norman, OK wrote its last area forecast discussion before the first event at Sep 4, 10:45 AM CST, 2 hours 35 minutes earlier.

Area forecast discussion, Sep 4, 10:45 AM CST, 2 hours 35 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
1145 AM CDT TUE SEP 4 2001

SHWRS/TSTMS... SOME WITH HEAVY RAIN... CONTINUE TO DEVELOP ACROSS
PORTIONS OF SOUTH CENTRAL AND SOUTHWEST OKLAHOMA ON THE NORTH SIDE
OF THE NORTH TEXAS UPPER LOW. HAVE INCREASED CLOUDS AND POPS OVER
THIS AREA. ADJUSTED CENTRAL SECTIONS TO ACCOUNT FOR EXTENSIVE AREA
OF HIGH CLOUDS PERSISTING OVER THAT AREA.

.OUN...
OK...NONE.
TX...NONE.
CJS

In the hours before

Local storm report, Sep 4, 9:21 AM CST, 3 hours 59 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
1021 AM CDT TUE SEP 04 2001

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

0645 PM    FRIENDSHIP                OK   60 MPH WIND GUST
09/03/01   JACKSON                        PUBLIC REPORT

FM

The radar

The Norman radar (KTLX), 153 km away, was scanning. The volume nearest the first event began at 22:03 UTC.

Open the radar archive at this moment

Event by event

4 thunderstorm wind, 2 flash flood, 1 hail. Local standard time, as filed.

Flash Flood, Marshall

When
September 4, 1:20 PM CST
Where
Marshall County, Shay
Reported by
EMERGENCY MANAGER
Coordinates
34.025, -96.769 (the zone’s center; the record gives no point)

Roads leading to Highway 377 were closed due to high water.

Flash Flood, Marshall

When
September 4, 1:45 PM CST
Where
Marshall County, Enos
Reported by
EMERGENCY MANAGER
Coordinates
34.025, -96.769 (the zone’s center; the record gives no point)

Section line roads were closed due to high water. Local residents measured as much as seven inches of rain.

Thunderstorm Wind, Custer

When
September 4, 4:05 PM CST
Where
Custer County, 4 mi WSW of Weatherford
Measured
56 kt (64 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.517, -98.783

Wind was measured by Oklahoma mesonet.

Thunderstorm Wind, Custer

When
September 4, 5:00 PM CST
Where
Custer County, Butler
Measured
56 kt (64 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.633, -99.183

Wind was measured by Oklahoma mesonet.

Thunderstorm Wind, Washita

When
September 4, 5:15 PM CST
Where
Washita County, 4 mi W of Dill City
Property damage
$2,000
Reported by
GENERAL PUBLIC
Coordinates
35.283, -99.200

Several power poles were downed.

Hail, Washita

When
September 4, 5:15 PM CST
Where
Washita County, 4 mi W of Dill City
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
35.283, -99.200

Thunderstorm Wind, Beckham

When
September 4, 5:25 PM CST
Where
Beckham County, 5 mi S of Carter
Measured
52 kt (60 mph)
Reported by
GENERAL PUBLIC
Coordinates
35.150, -99.500

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

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

The same day elsewhere

More

Every storm in Oklahoma in 2001Every state in 2001This day in weather historyWarnings in Oklahoma, September 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: 5262963, 5262964, 5262965, 5262966, 5262968, 5262969, 5262967.