Alert archive / Minnesota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 12, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 22, 1990, 4:07 PM CDT for Pope County, Minnesota. It was in force for 53 min. 2 reports 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
- May 22, 1990, 4:07 PM CDT (21:07 UTC)
- Expired
- May 22, 1990, 5:00 PM CDT
- In force
- 53 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Pope County, MN
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 |
|---|---|---|---|
| May 22, 4:12 PM CDT | Hail 0.75 | Pope, MN | |
| May 22, 4:30 PM CDT | Hail 0.75 | Pope, 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
Minneapolis, MN (KSTC), launched 12:00Z, 9.1 hours before the alert went out and 166 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
- 1111 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 42 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 KSTC 222114 COR
SVRSTC
MNC009-097-145-121-222200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MN
407 PM CDT TUE MAY 22 1990
THE NATIONAL WEATHER SERVICE IN ST CLOUD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN CENTRAL MINNESOTA
...NORTHWESTERN BENTON...SOUTHERN MORRISON
...WESTERN STEARNS
IN WEST CENTRAL MINNESOTA
...POPE
INCLUDING THE CITIES OF LOWRY...GLENWOOD...SAUK CENTRE...UPSALA...
ROYALTON...AND RICE.
AT 4 PM CDT LARGE HAIL AND DAMAGING WIND WAS REPORTED AT VILLARD
MINNESOTA...53 MILES WEST-NORTHWEST OF ST. CLOUD MINNESOTA.
THE STORMS WERE MOVING SOUTHEAST AT 20 TO 25 MPH.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. BOATERS SHOULD MOVE OFF LAKES TO NEARBY
SHELTER. PEBOPLE OUTSIDE SHOULD MOVE INSIDE STRONG BUILDINGS BUT
STAY AWAY FROM WINDOWS.
NNNNThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 3:11 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 64 min |
| May 22, 3:40 PM CDT | Severe Thunderstorm Warning | MPX | Morrison, Todd | 35 min |
| May 22, 3:46 PM CDT | Severe Thunderstorm Warning | MPX | Morrison, Todd | 29 min |
| May 22, 4:07 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Morrison, Stearns | 53 min |
| May 22, 4:26 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Stearns | 54 min |
| May 22, 5:05 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker | 55 min |
| May 22, 5:42 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker | 33 min |
| May 22, 6:13 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Renville, Sibley | 32 min |
| May 22, 6:59 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, Nicollet | 61 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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.