Alert archive / South Dakota / Tornado Warnings in 1992
Tornado Warning 24, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 28, 1992, 6:36 PM CDT for Minnehaha County, South Dakota. It was in force for 39 min.
The area
The counties it named.
The facts
- Issued
- Jun 28, 1992, 6:36 PM CDT (23:36 UTC)
- Expired
- Jun 28, 1992, 7:15 PM CDT
- In force
- 39 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Minnehaha County, SD
The nearest sounding before it
Aberdeen, SD (KHON), launched 12:00Z, 11.6 hours before the alert went out and 187 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 235 J/kg
- Mixed-layer CIN
- -134 J/kg
- Mixed-layer LCL
- 774 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFSD 282339 COR TORFSD SDC099-290015- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING...CORRECTED TO READ WESTERN MINNEHAHA COUNTY NATIONAL WEATHER SERVICE SIOUX FALLS SD 636 PM CDT SUN JUN 28 1992 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTHEAST SOUTH DAKOTA ...WESTERN MINNEHAHA COUNTY A TORNADO WAS ON THE GROUND 5 MILES NORTHEAST OF HUMBOLT. THE TORNADO WAS DRIFTING SLOWLY SOUTH. HUMBOLT AND HARTFORD ARE THE TOWNS MOST THREATENED BY THIS TORNADO. IF YOU LIVE IN A HOME OR APARTMENT...SEEK SHELTER IN THE INNERMOST PORTION OF THE BUILDING ON THE LOWEST FLOOR. IF YOU LIVE IN A MOBILE HOME9...ABANDON IT FOR A STRONGER SHELTER. KRIEHN
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 28, 4:31 PM CDT, 2 hours 5 minutes before
SDZ018-MNZ017-282215- SPECIAL WEATHER STATEMENT AND SHORT RANGE FORECAST NATIONAL WEATHER SERVICE SIOUX FALLS SD 430 PM CDT SUN JUN 28 1992 ...THUNDERSTORMS ARE MOVING SOUTH INTO PIPESTONE AND MURRAY COUNTIES IN SOUTHWEST MINNESOTA... AT 420 PM A SHORT LINE OF THUNDERSTORMS WAS MOVING SOUTH INTO NORTHERN PIPESTONE AND NORTHERN MURRAY COUNTIES IN SOUTHWEST MINNESOTA. THE STRONGEST THUNDERSTORM WAS LOCATED NEAR BALATON. THE THUNDERSTORMS WERE MOVING SOUTH AT 10 MPH. HEAVY RAIN...BRIEF GUSTY WINDS...AND SMALL HAIL ARE LIKELY WITH THESE STORMS. PEOPLE IN THE NORTHERN PORTIONS OF PIPESTONE AND MURRAY COUNTIES CAN EXPECT THESE THUNDERSTORMS TO MOVE THROUGH BEFORE 500 PM. IF THE STORMS DO NOT DISSIPATE...THEY WILL MOVE INTO THE PIPESTONE AND SLAYTON AREA BETWEEN 500 AND 515 PM THIS EVENING. KRIEHN
Special weather statement, Jun 28, 5:26 PM CDT, 1 hour 10 minutes before
SDZ018-MNZ017-282325- SPECIAL WEATHER STATEMENT AND SHORT RANGE FORECAST NATIONAL WEATHER SERVICE SIOUX FALLS SD 525 PM CDT SUN JUN 28 1992 ...THUNDERSTORMS CONTINUE IN SOUTHWEST MINNESOTA... AT 520 PM A SHORT LINE OF THUNDERSTORMS WAS NEARLY STATIONARY ACROSS NORTHERN PIPESTONE AND NORTHERN MURRAY COUNTIES ON MINNESOTA. THE LINE EXTENDED FROM RUTHTON TO TRACY IN SOUTHERN LYON COUNTY. THE LINE HAD MOVED SOUTH ABOUT 5 MILES OVER THE PAST HOUR. SINCE THE THUNDERSTORMS ARE MOVING SO SLOWLY...HEAVY RAIN IS A CONCERN. PEOPLE IN THE NORTHERN PORTIONS OF PIPESTONE AND MURRAY COUNTIES SHOULD BE ON THE LOOKOUT FOR HEAVY RAIN. DANGEROUS LIGHTNING IS ALSO OCCURRING WITH THESE THUNDERSTORMS. THE LINE OF THUNDERSTORMS WILL CONTINUE TO DRIFT SLOWLY SOUTH OVER THE NEXT HOUR. KRIEHN
Nearby
Tornado Warnings in South Dakota, 1992Every tornado warning in 1992Tornadoes in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.