Alert archive / Minnesota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 8, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at May 22, 1990, 8:52 PM CDT for Lincoln County, Minnesota; Brookings County, South Dakota. It was in force for 53 min.
The area
The counties it named.
The facts
- Issued
- May 22, 1990, 8:52 PM CDT (01:52 UTC)
- Expired
- May 22, 1990, 9:45 PM CDT
- In force
- 53 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Lincoln County, MN, Brookings County, SD
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Aberdeen, SD (KHON), launched 00:00Z, 1.9 hours before the alert went out and 158 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
- 962 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFSD 230159 COR
SVRFSD
MNC081-SDC011-230245-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
852 PM CDT TUE MAY 22 1990
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHWEST MINNESOTA
...NORTHERN LINCOLN
IN EAST CENTRAL SOUTH DAKOTA
...NORTHEASTERN BROOKINGS
SOME CITIES INCLUDED ARE BRUCE SOUTH DAKOTA AND MINNEOTA MINNESOTA.
A 845 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 35 MILES SOUTHEAST
OF WATERTOWN SOUTH DAKOTA MOVING SOUTHEAST AT 35 MPH.
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.
BEHRENDWhat 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, May 22, 4:00 PM CDT, 4 hours 52 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 359 PM CDT TUE MAY 22 1990 ...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF CENTRAL AND EAST CENTRAL SOUTH DAKOTA UNTIL 900 PM CDT... AT 335 PM CDT...SCATTERED THUNDERSTORMS...SOME WITH HEAVY RAIN WERE MOVING INTO EXTREME NORTHEASTERN SOUTH DAKOTA. THESE STORMS EXTENDED FROM EXTREME SOUTHEAST NORTH DAKOTA INTO CENTRAL MINNESOTA. THE STRONGEST STORM WAS MOVING ACROSS THE NORTH AND SOUTH DAKOTA BORDER 45 MILES NORTHEAST OF ABERDEEN...NEAR KIDDER. THESE STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR. ALSO...WIDELY SCATERED THUNDERSTORMS WITH LIGHT RAIN SHOWERS CONTINUED OVER EASTERN SOUTH DAKOTA. MOST OFM THE PRECIPITATION WAS EAST OF A LINE FROM 10 MILES SOUTH OF SIOUX FALLS TO 15 MILES EAST OF HURON. MOVEMENT WAS SOUTHEAST AT 30 MILES AN HOUR. HUTCHEON
Special weather statement, May 22, 6:20 PM CDT, 2 hours 32 minutes before
SDZALL-230015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 619 PM CDT TUE MAY 22 1990 ...SEVERE THUNDERSTORM WATCHES IN EFFECT FOR NORTHEAST SOUTH DAKOTA ALONG WITH WESTERN AND SOUTHCENTRAL SOUTH DAKOTA... AT 6 PM CDT SCATTERED THUNDERSTORMS WERE OCCURRING OVER NORTHEAST AND SOUTHWEST SOUTH DAKOTA. SCATTERED LIGHT SHOWERS WERE ALSO FALLING OVER THE EXTREME SOUTHEAST. OTHERWISE SKIES WERE PARTLY CLOUDY OVER THE REST OF THE STATE AND TEMPERATURES RANGED FROM 59 AT RAPID CITY TO 81 AT ABERDEEN. THROUGH 8 PM CDT SCATTERED THUNDERSTORMS WILL CONTINUE WEST AND NORTHEAST WITH SOME STORMS POSSIBLY SEVERE. SCATTERED THUNDERSTORMS WILL ALSO BEGIN TO MOVE INTO THE CENTRAL. T)HE REST OF THE STATE WILL REMAIN PARTLY CLOUDY. TEMPERATURES WILL FALL 2 TO 5 DEGREES MOST PLACES.
Special weather statement, May 22, 6:39 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 635 PM CDT TUE MAY 22 1990 ...A SEVERE THUNDERSTORM WATCH CONTINUED FOR CENTRAL AND EAST CENTRAL SOUTH DAKOTA UNTIL 900 PM CDT... AT 630 PM CDT...A THUNDERSTORM WITH VERY HEAVY RAIN AND HAIL WAS OVER NORTHEAST SOUTH DAKOTA 40 MILES NORTHWEST OF WATERTOWN. THIS STORM WAS MOVING SOUTHEAST AT 40 MILES AN HOUR AND IS EXPECTED TO MOVE INTO THE WATERTOWN AREA AROUND 730 PM CDT. ALSO...WIDELY SCATTERED THUNDERSHOWERS WERE DEVELOPING OVER NORTH CENTRAL AND WESTERN SOUTH DAKOTA...IN A 25 MILE WIDE AREA FROM ABERDEEN... THROUGH MOBRIDGE...TO RAPID CITY. THESE SHOWERS WERE MOVING EAST AT 25 MILES AN HOUR. SPRINGERW
Special weather statement, May 22, 7:24 PM CDT, 1 hour 28 minutes before
SDZALL-230115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 721 PM CDT TUE MAY 22 1990 ...SEVERE THUNDERSTORM WATCHES IN EFFECT FOR NORTHEAST SOUTH DAKOTA ALONG WITH WESTERN AND SOUTHCENTRAL SOUTH DAKOTA... AT 7 PM CDT SCATTERED THUNDERSTORMS WERE OCCURRING OVER NORTHEAST ...WESTERN AND CENTRAL SOUTH DAKOTA. THE REMAINDER OF THE STATE WAS MOSTLY CLOUDY. TEMPERATURES RANGED FROM 60 AT CUSTER TO 78 AT ABERDEEN. THROUGH 9 PM CDT SCATTERED THUNDERSTORMS WILL CONTINUE WEST...CENTRAL AND NORTHEAST WITH SOME STORMS POSSIBLY SEVERE. THE REST OF THE WILL REMAIN MOSTLY CLOUDY. TEMPERATURES WILL FALL 4 TO 6 DEGREES.
Special weather statement, May 22, 7:52 PM CDT, 1 hour before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 745 PM CDT TUE MAY 22 1990 ...A SEVERE THUNDERSTORM WATCH CONTINUED FOR CENTRAL AND EAST CENTRAL SOUTH DAKOTA UNTIL 900 PM CDT... AT 730 PM CDT...NUMEROUS THUNDERSTORMS WERE OCCURRING IN NORTHEAST SOUTH DAKOTA. THE STRONGEST STORM WAS 40 MILES NORTHEAST OF WATERTOWN. THIS STORM WAS MOVING SOUTHEAST AT 40 MILES AN HOUR. ALSO...SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED OVER NORTHEAST AND WESTERN SOUTH DAKOTA. IN THE NORTHEAST...THUNDERSTORMS WERE IN A 35 MILE WIDE AREA FROM 40 MILES NORTHEAST OF WATERTOWN TO 35 MILES WEST OF ABERDEEN. IN THE WEST...THUNDERSTORMS WERE IN A 20 MILE WIDE AREA FROM 50 MILES SOUTHWEST OF MOBRIDGE TO 40 MILES EAST OF RAPID CITY. THESE STORMS WERE MOVING EAST AT 30 MILES AN HOUR. MOHR
Special weather statement, May 22, 8:15 PM CDT, 37 minutes before
MNZ017-230215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 813 PM CDT TUE MAY 22 1990 ...INTENSE THUNDERSTORMS MOVING INTO WEST CENTRAL MINNESOTA... AT 805 PM CDT INTENSE THUNDERSTORMS WERE OVER NORTHEAST SOUTH DAKOTA AND ARE EXPECTED TO MOVE SOUTHEAST INTO THE WEST CENTRAL MINNESOTA COUNTIES OF LINCOLN AND LYON BY 845 PM CDT. AT 750 PM CDT 1 INCH DIAMETER HAIL WAS REPORT 25 MILES EAST OF WATERTOWN SOUTH DAKOTA. PEOPLE IN WEST CENTRAL MINNESOTA...ESPECIALLY IN THE CITIES OF MINNEOTA AND MARSHALL SHOULD BE ALERT UNTIL 10 PM CDT FOR POSSIBLE SEVERE WEATHER. BEHREND
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 9:47 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 28 min |
| May 22, 10:25 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Pipestone | 50 min |
| May 22, 9:12 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Charles Mix, Douglas | 48 min |
| May 22, 9:38 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 37 min |
| May 22, 9:53 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Douglas, Hutchinson | 52 min |
| May 22, 9:53 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 52 min |
| May 22, 10:08 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule, Charles Mix, Gregory | 37 min |
| May 22, 10:08 PM CDT | Severe Thunderstorm Warning | FSD | Douglas | 37 min |
| May 22, 10:25 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 50 min |
| May 22, 10:45 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison, Douglas, Hutchinson | 45 min |
| May 22, 10:45 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 45 min |
| May 22, 11:08 PM CDT | Severe Thunderstorm Warning | FSD | Tripp | 37 min |
| May 22, 11:35 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 40 min |
| May 23, 12:17 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Douglas | 28 min |
| May 23, 12:17 AM CDT | Severe Thunderstorm Warning | FSD | Brule, Gregory | 28 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; the sounding from the Mesonet's radiosonde archive.