Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 39, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 29, 1993, 3:04 PM CDT for Pipestone County, Minnesota. It was in force for 26 min.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1993, 3:04 PM CDT (20:04 UTC)
- Expired
- Jun 29, 1993, 3:30 PM CDT
- In force
- 26 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Pipestone County, MN
The nearest sounding before it
Aberdeen, SD (KHON), launched 12:00Z, 8.1 hours before the alert went out and 196 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
- 145 J/kg
- Mixed-layer CIN
- -368 J/kg
- Mixed-layer LCL
- 812 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 237 m²/s²
- 0-3 km storm-relative helicity
- 291 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KFSD 292005 RRA SVRFSD MNC117-292030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 304 PM CDT TUE JUN 29 1993 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST MINNESOTA ...SOUTHERN PIPESTONE COUNTY AT 305 PM CDT A SEVERE THUNDERSTORM WAS LOCATED NEAR TROSKY MINNESOTA OR ABOUT 10 MILES SOUTH OF PIPESTONE. IT WAS MOVING EAST AT 25 MPH AND WILL THREATEN EDGERTON BEFORE 330 PM. LARGE HAIL CAN BE EXPECTED WITH THIS STORM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT. IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD GET TO A REINFORCED SHELTER. A SEVERE THUNDERSTORM PRODUCES WINDS IN EXCESS OF 60 MPH...HAIL 3/4 INCH OR LARGER...DEADLY LIGHTNING...AND HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Jun 29, 2:19 PM CDT, 45 minutes before
STORM REPORT NATIONAL WEATHER SERVICE HURON SD 219 PM CDT TUE JUN 29 1993 STORM DATA FOR TUE JUN 29 1993 TIME COUNTY...LOCATION CHARACTER OF STORM...DAMAGE 956 AM CDT CODINGTON CO...WATERTOWN 3/4 INCH HAIL 1223 PM CDT BEADLE CO...HURON 55 KT WIND GUST 1252 PM CDT SANBORN CO...2 W ARTESIAN 1 3/4 INCH HAIL 1252 PM CDT SANBORN CO...4S 2W ARTESIAN 1 3/4 INCH HAIL 103 PM CDT SANBORN CO...8 1/2 S ARTESIAN UNCONFIRMED TORNADO 135 PM CDT MINER CO...1 1/2 W HOWARD 1 INCH HAIL FREDERICK
Local storm report, Jun 29, 2:20 PM CDT, 44 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
220 PM CDT TUE JUN 29 1993
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
100 PM CDT DAVISON/SD DIME SIZE HAIL 8 MILES NORTH OF MITCHELL
103 PM CDT AURORA/SD 3/4-1 INCH HAIL 5 MILES WEST OF PLANKINTON
220 PM CDT LAKE/SD 3/4 INCH HAIL AT MADISON
215 PM CDT MINNEHAHA/SD GOLFBALL SIZE HAIL AT THE EROS DATA
CENTER 15 MILES NORTHEAST OF SIOUX FALLS
KRIEHNLocal storm report, Jun 29, 2:25 PM CDT, 39 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
220 PM CDT TUE JUN 29 1993
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
100 PM CDT DAVISON/SD DIME SIZE HAIL 8 MILES NORTH OF MITCHELL
103 PM CDT AURORA/SD 3/4-1 INCH HAIL 5 MILES WEST OF PLANKINTON
220 PM CDT LAKE/SD 3/4 INCH HAIL AT MADISON
215 PM CDT MINNEHAHA/SD GOLFBALL SIZE HAIL AT THE EROS DATA
CENTER 15 MILES NORTHEAST OF SIOUX FALLS
KRIEHNSpecial weather statement, Jun 29, 2:36 PM CDT, 28 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-292045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 236 PM CDT TUE JUN 29 1993 ...THUNDERSTORMS CONTINUE... AT 235 PM SCATTERED THUNDERSTORMS WERE NORTH OF A LINE FROM MASKELL NEBRASKA TO MARCUS IOWA THEN SOUTH TO MOORHEAD IOWA. THE HEAVIEST RAIN WAS BETWEEN CHEROKEE AND SANBORN IOWA. THE RAIN WAS MOVING EAST AT 25 MILES AN HOUR. A TORNADO WATCH IS IN EFFECT UNTIL 8 PM CDT FOR PEOPLE IN OBRIEN AND SIOUX COUNTIES IN IOWA AND FOR UNION COUNTY SOUTH DAKOTA. J QUINN
Special weather statement, Jun 29, 2:37 PM CDT, 27 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-292045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 236 PM CDT TUE JUN 29 1993 ...THUNDERSTORMS CONTINUE... AT 235 PM SCATTERED THUNDERSTORMS WERE NORTH OF A LINE FROM MASKELL NEBRASKA TO MARCUS IOWA THEN SOUTH TO MOORHEAD IOWA. THE HEAVIEST RAIN WAS BETWEEN CHEROKEE AND SANBORN IOWA. THE RAIN WAS MOVING EAST AT 25 MILES AN HOUR. A TORNADO WATCH IS IN EFFECT UNTIL 8 PM CDT FOR PEOPLE IN OBRIEN AND SIOUX COUNTIES IN IOWA AND FOR UNION COUNTY SOUTH DAKOTA. J QUINN
Special weather statement, Jun 29, 2:48 PM CDT, 16 minutes before
SDZ018-292030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 245 PM CDT TUE JUN 29 1993 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 PM CDT... AT 245 PM CDT...A LINE OF THUNDERSTORMS WAS DEVELOPING OVER PARTS OF SOUTHWEST MINNESOTA AND NORTHWEST IOWA. THE LINE OF STORMS EXTENDED FROM SOUTH OF LUVERNE MN THROUGH SIOUX CENTER IA. THESE STORMS ARE CAPABLE OF PRODUCING HAIL...STRONG WINDS...HEAVY RAIN AND DANGEROUS LIGHTNING. THE STORMS WERE MOVING EAST AT 20 MILES AN HOUR...AND SHOULD PASS OVER GEORGE IOWA...HULL IOWA ANDELLSWORTH MN BY 300 PM. IF YOU ARE IN THE PATH OF THESES STORMS BE PREPARED TO GO TO SHELTER QUICKLY. THESE STORMS ARE CONTINUING TO DEVELOP AND MAY REQ.UIRE A WARNING SOON. STAY TUNED TO THIS STATION FOR ANY FURTHER STATEMENTS OR WARNINGS. EDDY
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 2:33 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 27 min |
| Jun 29, 3:08 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 52 min |
| Jun 29, 3:49 PM CDT | Flash Flood Warning | FSD | Murray, Nobles, Pipestone, Rock | 3 hr |
| Jun 29, 4:07 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 38 min |
| Jun 29, 6:30 PM CDT | Flash Flood Warning | FSD | Pipestone, Rock | 3 hr |
| Jun 29, 6:30 PM CDT | Flash Flood Warning | FSD | Nobles | 3 hr |
| Jun 29, 6:30 PM CDT | Flash Flood Warning | FSD | Murray | 3 hr |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1993Every severe thunderstorm warning in 1993
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.