Tornado, Haakon
- When
- July 28, 4:40 PM MST
- Where
- Haakon County, 13 mi NE of Ottumwa
- Rating
- F0
- Path length
- 1 mi
- Path width
- 10 yd
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 44.367, -101.167
Path length and width estimated.
Tornado in South Dakota, July 28, 2001
1 tornado, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. 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
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 Rapid City, SD wrote its last area forecast discussion before the first event at Jul 28, 1:00 PM MST, 3 hours 40 minutes earlier.
Area forecast discussion, Jul 28, 1:00 PM MST, 3 hours 40 minutes before
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL WEATHER SERVICE RAPID CITY SD 200 PM MDT SAT JUL 28 2001 CURRENT SURFACE MAP HAS TROF ACROSS CENTRAL MONTANA INTO NORTHEAST WYOMING...WITH HIGH PRESSURE OVER EASTERN DAKOTAS. STRONG SHORTWAVE TROF MOVING THROUGH NORTHWESTERN U.S. WITH CONVECTION DEVELOPING OVER THE HIGHER TERRAIN OF MONTANA AND WYOMING. SHORTWAVE WILL BECOME NEGATIVELY TILTED AS IT MOVES ACROSS MONTANA TONIGHT. ENOUGH SUPPORT FOR SCATTERED THUNDERSTORMS ACROSS THE FAR NORTHWEST. FURTHER SOUTH...EVENING THUNDERSTORMS EXPECTED OVER NORTHEAST WYOMING AND AROUND THE BLACK HILLS IN SOUTH DAKOTA. COLD FRONT WILL MOVE THROUGH MOST OF THE CWA BY MORNING. FOR SUNDAY...COLD FRONT STALLS ALONG THE SD/NE BORDER...AND EXTENDS INTO NORTHEAST SOUTH DAKOTA. WEAK CONVERGENCE ALONG THE FRONT IN THE AFTERNOON WILL BRING A ISOLATED AFTERNOON THUNDERSTORMS ACROSS SOUTHWEST SOUTH DAKOTA. OTHER THUNDERSTORMS EXPECTED TO DEVELOP ACROSS HIGHER TERRAIN OF NORTHEAST WYOMING AND THE BLACK HILLS. SUNDAY NIGHT...LOW PRESSURE DEVELOPS OVER EAST CENTRAL WYOMING AND TRACKS EAST THROUGH SOUTH CENTRAL SOUTH DAKOTA. LOW LEVEL JET INCREASES TO 30-45 KNOTS ACROSS NEBRASKA INTO SOUTH CENTRAL SOUTH DAKOTA. 850-700MB THREAT-E ADVECTION OF 3-5C/HR FORECAST OVER THE EASTERN PART OF CWA. WILL GO WITH HIGHER POPS ACROSS THE EASTERN CWA SUNDAY NIGHT. MONDAY INTO MONDAY NIGHT...THETA-E AXIS SETS UP OVER NORTHEAST WYOMING AND SOUTHWEST SOUTH DAKOTA MONDAY AFTERNOON WITH SOUTHEASTERLY UPSLOPE FLOW...ALLOWING FOR MORE AFTERNOON THUNDERSTORMS. WEAK SHORTWAVE TO MOVE THROUGH MONDAY NIGHT WITH THETA-E ADVECTION ACROSS NORTHEAST WYOMING/WESTERN SOUTH DAKOTA. IN THE EXTENDED...UPPER LEVEL TROF TO MOVE THROUGH THE AREA TUESDAY/WEDNESDAY WITH A CONTINUED CHANCE OF THUNDERSTORMS. FLOW BECOME MORE ZONAL THURSDAY THROUGH SATURDAY WITH THE JET STREAM IN SOUTHEERN CANADA. WILL CONTINUE THE DRY AND WARM WEATHER FOR THE END OF THE WEEK. .UNR...NONE. KC
In the hours before
Local storm report, Jul 28, 4:14 PM MST, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
514 PM MDT SAT JUL 28 2001
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0435 PM FAITH SD .88 INCH HAIL
07/28/01 MEADE MOSTLY PEA SIZED...BUT
A FEW NICKEL SIZED HIT
A WOMAN IN THE ARMLocal storm report, Jul 28, 4:37 PM MST, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
537 PM MDT SAT JUL 28 2001
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0314 PM 7 S ENNING SD .88 INCH HAIL
07/28/01 MEADE
0320 PM 3 S ENNING SD 2 INCH HAIL
07/28/01 MEADE SPOTTER SAID HAIL WAS
GREATER THAN 2 INCH
DIAMETER
0330 PM 7 S ENNING SD 1.75 INCH HAIL
07/28/01 MEADE EVENT DURATION 20
MINUTES.
0412 PM 13 W CHERRY CREEK SD 68 MPH TSTM GUST
07/28/01 ZIEBACH
0420 PM 14 NE CREIGHTON SD 1.75 INCH HAIL
07/28/01 PENNINGTON EVENT DURATION 25
MINUTES.
0505 PM 6 NW CREIGHTON SD 2.75 INCH HAIL
07/28/01 PENNINGTON EVENT DURATION 15
MINUTES.
0529 PM 17 N MIDLAND SD 60 MPH TSTM GUST
07/28/01 HAAKON SPOTTER REPORTED WINDS
AT LEAST 60
MPH...LIKELY STRONGERThe radar
The Rapid City radar (KUDX), 135 km away, was scanning. The volume nearest the first event began at 23:41 UTC.
Event by event
1 tornado. Local standard time, as filed.
What these are
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Nebraska, July 28 to 31, 2001
- Flash Flooding in Missouri, July 28 to 29, 2001
- Flash Flood in Missouri, July 28, 2001
- Damaging Wind in Missouri, July 28, 2001
- Damaging Winds in Arkansas, July 28, 2001
- Damaging Winds in Indiana, July 28, 2001
- Lightning Strike in Missouri, July 28, 2001
- Lightning Strike in Indiana, July 28, 2001
- Flash Flooding in Kentucky, July 28, 2001
- Hail and Damaging Winds in Montana, July 28, 2001
- Damaging Wind in Arizona, July 28, 2001
- Hail and Damaging Winds in Montana, July 28, 2001
More
Every storm in South Dakota in 2001Every state in 2001This day in weather historyThe tornado archive for South Dakota, 2001Warnings in South Dakota, 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 2026-10-01. Each event’s entry at NCEI: 5260408.