Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Mar 13, 1990, 9:54 PM CST for Union County, South Dakota. It was in force for 21 min.
The area
The counties it named.
The facts
- Issued
- Mar 13, 1990, 9:54 PM CST (03:54 UTC)
- Expired
- Mar 13, 1990, 10:15 PM CST
- In force
- 21 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Union 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
Omaha, NE (KOAX), launched 00:00Z, 3.9 hours before the alert went out and 170 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3595 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSUX 140356
SVRSUX
SDC127-140415-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX CITY IA
954 PM CST TUE MAR 13 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1015 PM CST FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE SOUTHEAST PART OF SOUTH DAKOTA
NORTHERN UNION
AT 943 PM CST RADAR SHOWED A SEVERE THUNDERSTORM NEAR NORA TO
MIDWAY BETWEEN ALCESTER AND BERESFORD OR 35 MILES NORTHWEST OF
SIOUX CITY. MOVEMENT WAS NORTHEAST AT 30 MPH.
THE SEVERE THUNDERSTORM WARNING FOR THE REMAINDER OF UNION COUNTY
AND DIXON COUNTY HAS EXPIRED.
REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS
OF 60 MPH...LARGE HAIL...DEADLY LIGHTNING...AND HEAVY RAINS THAT CAN
QUICKLY FLOOD LOW LYING AREAS. IF YOU ARE IN THE PATH OF THIS STORM
TAKE SHELTER IN A REINFORCED BUILDING IMMEDIATELY.
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 A
TORNADO IS SIGHTED GO TO A BASEMENT SHELTER OR INTERIOR ROOM ON
LOWEST FLOOR. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED
BUILDING.
ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORTS
OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE.
DROZDWhat 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, Mar 13, 4:03 PM CST, 5 hours 51 minutes before
SDZALL-140000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 400 PM MST TUE MAR 13 1990 ...A WINTER STORM MAY AFFECT CENTRAL AND PARTS OF NORTHEAST AND SOUTHWEST SOUTH DAKOTA LATE TONIGHT AND WEDNESDAY... THE NATIONAL WEATHER SERVICE HAS ISSUED A WINTER STORM WATCH FOR LATE TONIGHT AND WEDNESDAY FOR THE CENTRAL THIRD OF SOUTH DAKOTA AND ADJACENT PARTS OF THE SOUTHWEST AND NORTHEAST. SNOW AND BLOWING SNOW WILL BE DEVELOPING TONIGHT OVER CENTRAL AND PARTS OF SOUTHWEST AND NORTHEAST SOUTH DAKOTA. SNOW COULD BECOME HEAVY LATE TONIGHT AND WEDNESDAY. MEANWHILE NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS ARE EXPECTED OVER THE SOUTHEAST TONIGHT AND WEDNESDAY AND THEN BECOME MIXED WITH OR CHANGE TO SNOW WEDNESDAY NIGHT. SOME SNOW MAY ALSO FALL OVER THE NORTHWEST AND THE EXTREME SOUTHWEST. SNOW WILL BE ENDING OVER THE WEST WEDNESDAY NIGHT WHILE RAIN AND SNOW MAY CONTINUE THROUGH THURSDAY IN THE EAST. ALL PERSONS PLANNING TRAVEL OR OUTDOOR ACTIVITY OVER THE CENTRAL THIRD OF SOUTH DAKOTA AND THE ADJACENT PARTS OF THE SOUTHWEST AND THE NORTHEAST ARE ENCOURAGED TO STAY FULLY INFORMED ON THIS POTENTIAL STORM AND BE PREPARED TO CHANGE THEIR PLANS IF NECESSARY. BIER
Special weather statement, Mar 13, 6:23 PM CST, 3 hours 31 minutes before
SDZALL-140115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 624 PM MST TUE MAR 13 1990 ...A WINTER STORM MAY AFFECT CENTRAL AND PARTS OF NORTHEAST AND SOUTHWEST SOUTH DAKOTA LATE TONIGHT AND WEDNESDAY... THE NATIONAL WEATHER SERVICE HAS ISSUED A WINTER STORM WATCH FOR LATE TONIGHT AND WEDNESDAY FOR THE CENTRAL THIRD OF SOUTH DAKOTA AND ADJACENT PARTS OF THE SOUTHWEST AND NORTHEAST. AT 6 PM CST SCATTERED LIGHT SNOW WAS OCCURING OVER SOUTHWEST SECTIONS OF THE STATE WITH AMOUNTS OF TRACE UP TO 2 INCHES BEING REPORTED. SCATTERED LIGHT RAIN SHOWERS MIXED AT TIMES WITH SNOW WERE IN THE CENTRAL AND EAST. TEMPERATURES RANGED FROM 29 AT CUSTER TO 45 AT SIOUX FALLS. THROUGH 8 PM CST...SCATTERED AREAS OF SNOW IS EXPECTED TO CONTINUE OVER WESTERN SECTIONS WITH EXTREME SOUTHWEST HAVING THE BEST CHANCE FOR MESURABLE SNOW. IN THE TE CENTRAL AND NORTHEAST SCATTERED LIGHT RAIN SHOWERS MAY BE MIXED WITH SNOW. THE SOUTHEAST WILL HAVE SCATTERED SHOWERS. TEMPERATURES WILL LOWER 3 TO 6 DEGREES WEST TO 1 TO 3 DEGREES EAST. BEHREND
Special weather statement, Mar 13, 7:17 PM CST, 2 hours 37 minutes before
SDZALL-140315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 715 PM MST TUE MAR 13 1990 ...A WINTER STORM MAY AFFECT CENTRAL AND PARTS OF NORTHEAST AND SOUTHWEST SOUTH DAKOTA LATE TONIGHT AND WEDNESDAY... THE NATIONAL WEATHER SERVICE HAS ISSUED A WINTER STORM WATCH FOR LATE TONIGHT AND WEDNESDAY FOR THE CENTRAL THIRD OF SOUTH DAKOTA AND ADJACENT PARTS OF THE SOUTHWEST AND NORTHEAST. AT 7 PM CST SCATTERED LIGHT SNOW WAS OCCURING OVER SOUTHWEST SECTIONS OF THE STATE. SCATTERED LIGHT RAIN SHOWERS MIXED AT TIMES WITH SNOW WERE IN THE CENTRAL INTO THE NORTHEAST. SHOWERS WITH A POSSIBLE THUNDERSTORMS WERE IN THE SOUTHEAST. REPORTED TEMPERATURES RANGED FROM 28 AT CUSTER TO 43 AT SIOUX FALLS. THROUGH 9 PM CST...SCATTERED AREAS OF SNOW ARE EXPECTED TO CONTINUE OVER WESTERN SECTIONS WITH EXTREME SOUTHWEST HAVING THE BEST CHANCE FOR MESURABLE SNOW. IN THE CENTRAL AND NORTHEAST SCATTERED LIGHT RAIN SHOWERS MAY BE MIXED WITH SNOW. THE SOUTHEAST WILL HAVE SCATTERED SHOWERS AND THUNDERSTORMS. TEMPERATURES WILL LOWER 1 TO 3 DEGREES. BEHREND
Special weather statement, Mar 13, 8:20 PM CST, 1 hour 34 minutes before
IAZ001-004-005-140300 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 8:15 PM CST TUE MAR 13 1990 ...STRONG THUNDERSTORMS MOVING INTO SIOUXLAND AREA... AT 8:10 PM CST RADAR INDICATED STRONG THUNDERSTORMS IN NORTHEAST NEBRASKA. ONE STORM WAS JUST WEST OF DIXON. OTHER THUNDERSTORMS WILL MOVE INTO THURSTON COUNTY NEAR PENDER BY 8:30 PM CST. THESE THUNDERSTORMS HAVE PRODUCED HEAVY RAINS..SMALL HAIL AND GUSTY WINDS. THE STORMS WERE MOVING NORTHEAST AT 40 MPH. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR THE SIOUXLAND AREA. DROZD/QUINN
Special weather statement, Mar 13, 9:10 PM CST, 44 minutes before
SDZ020-140400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 908 PM CST TUE MAR 13 1990 AT 900 PM CST A VERY STRONG THUNDERSTORM WAS LOCATED 5 MILES SOUTH OF VERMILLION SOUTH DAKOTA OR ABOUT HALF WAY BETWEEN SIOUX CITY IOWA AND YANKTON SOUTH DAKOTA. THE THUNDERSTORM WAS MOVING TO THE NORTHEAST AT 35 TO 40 MPH AND WILL MOVE INTO SOUTHEAST CLAY COUNTY BY 910 PM CST THEN INTO UNION COUNTY SOUTH DAKOTA NORTH OF ELK POINT. THIS THUNDERSTORM MAY PRODUCE GUSTY WINDS OF 40 TO 50 MPH...VERY HEAVY RAIN...POSSIBLY SOME SMALL HAIL AND VERY DANGEROUS LIGHTNING. PERSONS IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBLITY OF SEVERE WEATHER IN THEIR AREA AS THIS STORM MOVES TO THE NORTHEAST AND TAKE PRECAUTIONS TO PROTECT LIFE AND PROPERTY AS NECESSARY. DIRCKSEN 0308Z
Special weather statement, Mar 13, 9:38 PM CST, 16 minutes before
SDZ003-004-009-010-14-15-140415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 935 PM MST TUE MAR 13 1990 ...A WINTER STORM TO AFFECT CENTRAL AND PARTS OF NORTHEAST AND SOUTHWEST SOUTH DAKOTA LATE TONIGHT AND WEDNESDAY... THE NATIONAL WEATHER SERVICE HAS ISSUED A SNOW ADVISORY FOR EXTREME SOUTHWEST AND CENTRAL SNOW DAKOTA TONIGHT. A WINTER STORM WATCH HAS BEEN POSTED FOR THE CENTRAL THIRD OF SOUTH DAKOTA AND ADJACENT PARTS OF THE SOUTHWEST AND NORTHEAST FOR WEDNESDAY. SNOW IS EXPECTED TO CONTINUE OVER EXTREME SOUTHWEST SOUTH DAKOTA TONIGHT WHERE 3 TO 6 INCHES OF ACCUMULATIONS ARE POSSIBLE. SNOWFALL SO FAR HAS GENERALLY BEEN 1 TO 3 INCHES WITH REPORTED AMOUNTS OF...MARTIN 1 INCH ...PINE RIDGE 2 TO 3 INCHES AND INTERIOR 4 INCHES. RAIN AND SNOW IS EXPECTED TO CHANGE TO ALL SNOW IN CENTRAL AREAS TONIGHT WITH ACCUMULATIONS OF 2 TO 4 INCHES. IN THE NORTHEAST RAIN AND SNOW WILL CHANGE TO ALL SNOW LATE TONIGHT WITH 1 TO 2 INCHES OF SNOW EXPECTED. WEDNESDAY SNOW IS EXPECTED TO CONTINUE FROM THE SOUTHWEST TO NORTHEAST AND IT MAY BE HEAVY AT TIMES. THE SNOW ALONG WITH STRONG WINDS CAUSING BLOWING AND DRIFTING SNOW MAY PRODUCE HAZARDOUS CONDITIONS. PEOPLE ARE ADVISED TO LISTEN FOR LATER FORECAST AND POSSIBLE WARNING CONCERNING THE WINTER STORM AFFECTING SOUTH DAKOTA. BEHREND
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 8:54 PM CST | Severe Thunderstorm Warning | FSD | Union | 51 min |
Nearby
Severe 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.