Alert archive / Minnesota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 95, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jul 8, 1990, 2:18 AM CDT for Pipestone County, Rock County, Minnesota; Minnehaha County, South Dakota. It was in force for 42 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 8, 1990, 2:18 AM CDT (07:18 UTC)
- Expired
- Jul 8, 1990, 3:00 AM CDT
- In force
- 42 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Pipestone County, MN, Rock County, MN, Minnehaha County, SD
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 8, 2:25 AM CDT | Thunderstorm Wind 0 | Pipestone, MN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Aberdeen, SD (KHON), launched 00:00Z, 7.3 hours before the alert went out and 199 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
- 1810 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 2576 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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
Special weather statement, Jul 8, 12:49 AM CDT, 1 hour 29 minutes before
SDZ005-011-015>017-019-080635- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 1248 AM CDT SUN JUL 8 1990 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 200 AM CDT FOR MOST OF CENTRAL AND EASTERN SOUTH DAKOTA... AT 1230 AM CDT...NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN AND SMALL HAIL CONTINUED OVER SOUTH CENTRAL AND SOUTHEAST SOUTH DAKOTA. THE STRONGEST STORMS WERE LOCATED JUST NORTH OF A LINE FROM CHAMBERLAIN TO MITCHELL. THESE STORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR. THESE STORMS WILL BE IN THE HURON AREA BY 100 AM CDT. ANOTHER AREA OF SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER NORTHEASTERN SOUTH DAKOTA. THESE STORMS WERE MOVING EAST AT 45 MILES AN HOUR. THESE STORMS WILL BE MOVING OUT OF SOUTH DAKOTA BY 100 AM CDT. HUTCHEON
Special weather statement, Jul 8, 1:16 AM CDT, 1 hour 2 minutes before
SDZ015>020-MNZ017-IAZ001-080715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 116 AM CDT SUN JUL 8 1990 AT 1AM CDT SHOWERS AND THUNDERSTORMS CONTINUED ACROSS SOUTHCENTRAL AND SOUTHEAST SOUTH DAKOTA AND NORTHWEST IOWA. THUNDERSTORMS WITH HEAVY RAIN WITH POSSIBLE GUSTY WINDS AND HAIL WERE LOCATED 30 MILES NORTHEAST OF MITCHELL NEAR CARTHAGE AND VILAS SOUTH DAKOTA AND 20 MILES SOUTHEAST OF MITCHELL OR JUST WEST OF BRIDGEWATER. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR. THE LEADING EDGE OF THE SHOWERS AND THUNDERSTORMS EXTENDED FROM 15 MILES WEST OF BROOKINGS TO NEAR YANKTON. OTHER SHOWERS AND THUNDERSTORMS...SOME WITH BRIEF HEAVY RAIN...WERE SCATTERED FROM YANKTON SOUTH DAKOTA TO THE IOWA MINNESOTA BORDER SOUTH OF WORTHINGTON MINNESOTA. SHEEHAN
Special weather statement, Jul 8, 1:41 AM CDT, 37 minutes before
SDZ010-011-015>020-080735- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 140 AM CDT SUN JUL 8 1990 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 500 AM CDT FOR A SMALL PART OF EASTERN SOUTH DAKOTA... AT 125 AM CDT...SCATTERED THUNDERSTORMS...A FEW WITH VERY HEAVY RAIN AND SMALL HAIL...CONTINUED OF SOUTH CENTRAL AND SOUTHEASTERN SOUTH DAKOTA. THE STRONGEST STORMS WERE LOCATED 40 MILES SOUTHEAST OF HURON...BETWEEN) CARTHAGE AND OLDHAM...AND 40 MILES WEST OF SIOUX FALLS...NEAR BRIDGEWATER. ALL OF THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. HUTCHEON
Special weather statement, Jul 8, 2:05 AM CDT, 13 minutes before
SDZ018-080715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 2 AM CDT SUN JUL 8 1990 ...SEVERE THUNDERSTORM MOVING ACROSS MINNEHAHA COUNTY SOUTH DAKOTA... AT 155 AM CDT A SEVERE THUNDERSTORM WAS 10 MILES NORTHWEST OF SIOUX FALLS SOUTH DAKOTA MOVING EAST NORTHEAST AT 45 MPH. DANGEROUS LIGHTNING...SMALL HAIL...AND WIND GUSTS OVER 50 MPH WERE OCCURRING WITH THIS SEVERE STORM. AT 138 AM CDT 50 MPH WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING WERE REPORTED AT WALL LAKE 12 MILES WEST OF SIOUX FALLS. AT 150 AM CDT 54 MPH WIND GUST WAS MEASURED AT SIOUX FALLS AIRPORT. AT 2 AM CDT AT 12TH AN MARION ROAD THE SKIRTING WAS BLOWN OFF SEVERAL TRAILER HOUSES. THE SEVERE THU@NDERSTORM WILL CONTINUE MOVING EAST NORTHEAST AND PEOPLE IN BRANDON...GARRETSON...AND BALTIC SHOULD BE ALERT FOR SEVERE WEATHER. A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 215 AM CDT FOR ALL OF MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA.
Special weather statement, Jul 8, 2:15 AM CDT, 3 minutes before
SDZ***-***-***-***-***-***-***-***-***-***-***-MNZ***-IAZ***-DDHHMM- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 220 AM CDT SUN JUL 8 1990 AT 205 AM CDT A THUNDERSTORM WITH HEAVY RAIN...CONTINOUS LIGHTNING AND STRONG GUSTY WAS LOCATED FROM 10 MILES NORTHWEST TO 10 MILES NORTH OF SIOUX FALLS. THE AIRPORT IN SIOUX FALLS REPORTED A WIND GUST TO 54 MILES AN HOUR FROM THIS STORM. THE STORM WAS MOVING EAST NORTHEAST AT 40 MILES AN HOUR. THIS STORM WILL BE MOVING INTO SOUTHERN PIPESTONE AND ROCK COUNTIES OF SOUTHWEST MINNESOTA. A LARGE AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN... COVERED A LARGE PART OF SOUTHEAST SOUTH DAKOTA. THE PRECIPITATION WAS SOUTHEAST OF A LINE FROM 70 MILES WEST OF MITCHELL TO 35 MILES NORTH OF BROOKINGS. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED IN NORTHWEST IOWA FROM 10 MILES NORTHEAST OF SIOUX CITY TO THE MINNESOTA IOWA BORDER NORTH OF SPENCER. MOVEMENT OF THESE STORMS WAS TO THE NORTHEAST AT 25 MILES AN HOUR. SHEEHAN < < < < < < < < < < < < < < < < < < < < < < IF YOU MUST GO OUTSIDE...AVOID OVEREXERTION...DRESS WARMLY WITH SEVERAL LAYERS OF WARM AND DRY CLOTHING AND WATCH FOR FROSTBITE. PROTECT YOUR HEAD FROM THE COLD AS IT LOOSES HEAT VERY EASILY. KNOW YOUR LIMITS AND GET INSIDE WHEN CONDITIONS BECOME TOO MUCH. < < TRAVEL ONLY WHEN NECESSARY IN THESE EXTREME WINTER CONDITIONS. IF YOU MUST TRAVEL..MAINTAIN A FULL TANK OF GAS IN YOUR CAR..TRAVEL WITH ANOTHER PERSON..TRAVEL BY DAYLIGHT AND HAVE EMERGENCY WINTER STORM SUPPLIES IN YOUR CAR IN CASE YOU BECOME STRANDED. AN EMERGENCY WINTER STORM SUPPLY KIT SHOULD INCLUDE...SAND...SHOVEL...WINDSHIELD SCRAPER... BOOSTER CABLES...FLASHLIGHT AND EXTRA FOOD AND BLANKETS. ABOVE ALL... BE PREPARED IT MAY SAVE YOUR LIFE. < < IN THE HOME...USE ALTERNATIVE SOURCES OF HEAT WISELY. THESE TYPES OF HEAT CAN BE KEROSENE HEATERS..FIREPLACES AND WOOD BURNING STOVES. WINTER HOME FIRES CAN BE DEADLY. IF HEAT IS LOST IN YOUR HOME... CLOSE OFF ALL BUT ONE ROOM IN YOUR HOUSE...USE YOUR ALTERNATIVE SOURCE OF HEAT AND DREES WARMLY WITH SEVERAL LAYERS OF WARM AND DRY CLOTHING. HAVE ON HAND EXTRA FOOD...FLASHLIGHT AND BLANKETS. ABOVE ALLJ...BE PREPARED IT MAY SAVE YOUR LIFE.
Special weather statement, Jul 8, 2:18 AM CDT, 0 minutes before
SDZ015>020-MNZ017-IAZ004-080815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 217 AM CDT SUN JUL 8 1990 AT 205 AM CDT A THUNDERSTORM WITH HEAVY RAIN...CONTINOUS LIGHTNING AND STRONG GUSTY WINDS WAS LOCATED FROM 10 MILES NORTH OF SIOUX FALLS. THE AIRPORT IN SIOUX FALLS REPORTED A WIND GUST TO 54 54 MILES AN HOUR FROM THIS STORM. THE STORM WAS MOVING EAST NORTHEAST AT 35 MILES AN HOUR. THIS STORM WILL BE MOVING INTO SOUTHERN PIPESTONE AND ROCK COUNTIES OF SOUTHWEST MINNESOTA. A LARGE AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN... COVERED A LARGE PART OF SOUTHEAST SOUTH DAKOTA. THE PRECIPITATION WAS SOUTHEAST OF A LINE FROM 70 MILES WEST OF MITCHELL TO 35 MILES NORTH OF BROOKINGS. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED IN NORTHWEST IOWA FROM 10 MILES NORTHEAST OF SIOUX CITY TO THE MINNESOTA IOWA BORDER NORTH OF SPENCER. MOVEMENT OF THESE STORMS WAS TO THE NORTHEAST AT 25 MILES AN HOUR. SHEEHAN < < < < < < < < < < < < < < < < < < < < < < IF YOU MUST GO OUTSIDE...AVOID OVEREXERTION...DRESS WARMLY WITH SEVERAL LAYERS OF WARM AND DRY CLOTHING AND WATCH FOR FROSTBITE. PROTECT YOUR HEAD FROM THE COLD AS IT LOOSES HEAT VERY EASILY. KNOW YOUR LIMITS AND GET INSIDE WHEN CONDITIONS BECOME TOO MUCH. < < TRAVEL ONLY WHEN NECESSARY IN THESE EXTREME WINTER CONDITIONS. IF YOU MUST TRAVEL..MAINTAIN A FULL TANK OF GAS IN YOUR CAR..TRAVEL WITH ANOTHER PERSON..TRAVEL BY DAYLIGHT AND HAVE EMERGENCY WINTER STORM SUPPLIES IN YOUR CAR IN CASE YOU BECOME STRANDED. AN EMERGENCY WINTER STORM SUPPLY KIT SHOULD INCLUDE...SAND...SHOVEL...WINDSHIELD SCRAPER... BOOSTER CABLES...FLASHLIGHT AND EXTRA FOOD AND BLANKETS. ABOVE ALL... BE PREPARED IT MAY SAVE YOUR LIFE. < < IN THE HOME...USE ALTERNATIVE SOURCES OF HEAT WISELY. THESE TYPES OF HEAT CAN BE KEROSENE HEATERS..FIREPLACES AND WOOD BURNING STOVES. WINTER HOME FIRES CAN BE DEADLY. IF HEAT IS LOST IN YOUR HOME... CLOSEK OFF ALL BUT ONE ROOM IN YOUR HOUSE...USE YOUR ALTERNATIVE SOURCE OF HEAT AND DREES WARMLY WITH SEVERAL LAYERS OF WARM AND DRY CLOTHING. HAVE ON HAND EXTRA FOOD...FLASHLIGHT AND BLANKETS. ABOVE ALL...BE PREPARED IT MAY SAVE YOUR LIFE.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 2:28 AM CDT | Severe Thunderstorm Warning | FSD | Pipestone, Rock | 32 min |
| Jul 8, 3:06 AM CDT | Severe Thunderstorm Warning | FSD | Murray | 39 min |
| Jul 8, 1:40 AM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 35 min |
| Jul 8, 2:28 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 32 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1990Severe Thunderstorm Warnings in South Dakota, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.