South Dakota, 2001

Damaging Wind in South Dakota, July 30, 2001

July 30, 2001 · NWS UNR · 1 event in 1 county or zone

1 thunderstorm wind, 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

Open the live radar over this ground

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 30, 1:00 PM MST, 5 hours earlier.

Area forecast discussion, Jul 30, 1:00 PM MST, 5 hours before
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL
WEATHER SERVICE RAPID CITY SD
200 PM MDT MON JUL 30 2001

CURRENT SURFACE MAP HAS BOUNDARY FROM SOUTHWEST TO NORTH CENTRAL
SOUTH DAKOTA...WITH WEAK LOW NEAR KD07.  60+ DEWPOINTS SOUTH OF THE
BOUNDARY...AND WRAPPING AROUND THE NORTH SIDE OF THE LOW.

AREA OF CONVECTION DEVELOPING OVER THE HIGHER TERRAIN OF EAST
CENTRAL WYOMING THIS AFTERNOON AS WEAK SHORTWAVE LIFTS THROUGH THE
AREA. FURTHER DEVELOPMENT ALONG THE BOUNDARY INTO SOUTHWEST SOUTH
DAKOTA EXPECTED THIS EVENING...HOWEVER WILL BE FIGHTING A STRONG CAP
IN PLACE. LATER TONIGHT...LOW LEVEL JET INCREASES OVER EASTERN HALF
OF CWA. CONVECTIVE FEEDBACK ON THE ETA AND AVN INDICATING MCS TO
DEVELOP ACROSS NORTHWEST SOUTH DAKOTA INTO NORTH DAKOTA. BOUNDARY
SLIDES SOUTH ACROSS THE AREA TUESDAY...WITH WESTERN SOUTH
DAKOTA/NORTHEAST WYOMING IN RIGHT ENTRANCE REGION OF THE JET. THIS
WILL KEEP THE NORTHWEST CLOUDY AND COOLER WITH A CHANCE OF
SHOWERS/THUNDERSTORMS THROUGH THE DAY. SOUTH CENTRAL COUNTIES WILL
WARM UP AHEAD OF THE FRONT...WITH A ROUND OF AFTERNOON/EVENING
THUNDERSTORMS.

FORECAST SOUNDINGS SUPPORT SEASONAL TEMPERATURES ON WEDNESDAY WITH
DRY CONDITIONS. UPPER LEVEL RIDGE BUILDS FOR THURSDAY AND
FRIDAY...WITH TEMPERATURES CLIMBING BACK INTO THE 90S. UPPER LEVEL
TROF TO MOVE THROUGH THE NORTHERN PLAINS THIS WEEKEND...SO INCLUDED
A CHANCE OF THUNDERSTORMS BOTH DAYS. BACK TO SOME RIDGING FOR
MONDAY.

.UNR...NONE.

KC

The radar

The Rapid City radar (KUDX), 47 km away, was scanning. The volume nearest the first event began at 00:58 UTC.

Open the radar archive at this moment

Event by event

1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Custer

When
July 30, 6:00 PM MST
Where
Custer County, 3 mi SSW of Hermosa
Measured
57 kt (66 mph)
Reported by
TRAINED SPOTTER
Coordinates
43.800, -103.200

What these are

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

More

Every storm in South Dakota in 2001Every state in 2001This day in weather historyWarnings 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 2026-09-24. Each event’s entry at NCEI: 5260490.