Alert archive / Minnesota / Severe Thunderstorm Warnings in 1988
Severe Thunderstorm Warning 26, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 1988, 5:10 PM CDT for Yellow Medicine County, Minnesota. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jul 7, 1988, 5:10 PM CDT (22:10 UTC)
- Expired
- Jul 7, 1988, 6:10 PM CDT
- In force
- 60 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Yellow Medicine County, MN
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
Minneapolis, MN (KSTC), launched 12:00Z, 10.2 hours before the alert went out and 180 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
- 565 J/kg
- Mixed-layer CIN
- -158 J/kg
- Mixed-layer LCL
- 1522 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 148 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 072210
SVRSTC
MNC173-072310-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MN
510PM CDT THU JUL 7 1988
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 610PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF
CENTRAL MINNESOTA:
COUNTY
YELLOW MEDICINE
INCLUDING THE CITIES OF
ST. LEO AND CLARKFIELD
AT 510PM CDT THE YELLOW MEDICINE COUNTY SHERIFFS DEPARTMENT REPORTED
A SEVERE THUNDERSTORM IN THE VICINITY OF CANBY MINNESOTA...55 MILES
NORTHWEST OF REDWOOD FALLS. THIS DANGEROUS STORM WAS PRODUCING HAIL 1
INCH IN DIAMETER AS IT MOVED EAST AT 35 MPH.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND DEADLY ARE
ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY AWAY FROM WINDOWS UNTIL
THE STORM HAS PASSED.
WDV/JFWhat 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 7, 3:53 PM CDT, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 345 PM CDT THU JUL 7 1988 ..THUNDERSTORMS DEVELOPING ACROSS CENTRAL AND EAST CENTRAL MINNESOTA AS WELL AS NORTHWEST WISCONSIN.. AT 340 PM CDT...THUNDERSTORMS..SOME OF THEM STRONG..WERE DEVELOPING RAPIDLY ACROSS PARTS OF EASTERN MINNESOTA AND NORTHWEST WISCONSIN. THE STRONGEST THUNDERSTORMS WERE OCCURRING OVER SOUTHWEST PARTS OF THE TWIN CITIES METROPOLITAN AREA NEAR BELLE PLAINE..NEW PRAGUE AND CHASKA. THESE STORMS WERE MOVING NORTHESST AT 15 MILES AN HOUR AND WILL BE AFFECTING MUCH OF THE TWIN CITIES METRO AREA INCLUDING LAKE MINNETONKA THROUGH AT LEAST 500 PM. PERSONS ENGAGED IN OUTDOOR ACTIVITIES AND BOATING SHOULD MAKE PREPARATIONS FOR SOME ADVERSE WEATHER CONDITIONS. ELSEWHERE..SHOWERS AND THUNDERSTORMS WERE DEVELOPING ALONG AND EAST OF THE ST CROIX RIVER FROM NEAR STILLWATER OF THE EASTERN METRO TO OSCEOLA AND BALSAM LAKE OF POLK COUNTY WISCONSIN. MOVEMENT WAS TO THE NORTHEAST AT 15 MILES AN HOUR. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS ACTIVITY AS OF 345 PM BUT DUE TO THE RAPID DEVELOPMENT THESE STRONG THUNDERSTORMS WILL BEAR WATCHING THROUGH THE AFTERNOON AND EVENING HOURS. SWANBERG
Special weather statement, Jul 7, 4:05 PM CDT, 1 hour 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 405 PM CDT THU JUL 7 1988 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL MINNESOTA UNTIL 10 PM... AT 4 PM THIS AFTERNOON THUNDERSTORMS HAD DEVELOPED IN CENTRAL MINNESOTA IN MORRISON AND MILLE LACS COUNTIES AND OVER MILLE LACS LAKE. ALTHOUGH NO SEVERE WEATHER HAS BE REPORTED THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING SMALL HAIL...BRIEF HEAVY RAIN...NUMEROUS ( LIGHTNING STRIKES AND VERY GUSTY WINDS. PERSONS SHOULD BE PREPARED TO MOVE TO A PLACE OF SAFETY IF SEVERE WEATHER DEVELOPS. FRASER
Special weather statement, Jul 7, 4:52 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 445 PM CDT THU JUL 7 1988 ..SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF CENTRAL AND NORTHEAST MINNESOTA AS WELL AS NORTHWEST WISCONSIN UNTIL 10 PM.. THUNDERSTORMS..SOME OF THEM STRONG..CONTINUED TO EXPAND IN COVERAGE ACROSS WIDELY SCATTERED PARTS OF SOUTHERN AND CENTRAL MINNESOTA INTO NORTHWEST WISCONSIN. AT 435 PM..STRONGEST THUNDERSTORMS WERE LOCATED ALONG THE SOUTH DAKOTA /MINNESOTA BORDER FROM NEAR CANBY TO GRANITE FALLS..OVER CENTRAL MINNESOTA TO THE WEST OF HUTCHINSON NEAR COSMOS AND ALSO ACROSS SCATTERED PARTS OF THE TWIN CITIES METRO AREA. OTHER STRONG THUNDERSTORMS HAD FORMED A LINE ACROSS EXTREME EASTERN MINNESOTA INTO NORTHWEST WISCONSIN FROM NEAR HASTINGS AND TAYLOR FALLS OF THE EASTERN METRO AREA THROUGH ST CROIX FALLS AND BALSAM LAKE OF NORTHWEST WISCONSIN. FREQUENT LIGHTNING STRIKES..STRONG GUSTY WINDS AND BRIEF HEAVY RAINS ARE LIKELY AS THESE STORMS MOVE TO THE NORTHEAST AT 25 MILES AN HOUR. YOU SHOULD KEEP ABREAST OF THIS WEATHER SITUATION IN CASE SEVERE THUNDERSTORM WARNINGS ARE ISSUED FOR YOUR AREA. THE ATMOSPHERE REMAINS VERY UNSTABLE SO THE POTENThIAL IS THERE FOR SEVERE WEATHER ACROSS MINNESOTA AND WESTERN WISCONSIN THIS AFTERNOON AND TONIGHT. SWANBERG
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 4:42 PM CDT | Tornado Warning | MPX | Yellow Medicine | 28 min |
| Jul 7, 6:21 PM CDT | Tornado Warning | MPX | Stearns | 24 min |
| Jul 7, 6:40 PM CDT | Tornado Warning | MPX | Stearns | 35 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1988Every severe thunderstorm warning in 1988
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.