Alert archive / Minnesota / Severe Thunderstorm Warnings in 1988
Severe Thunderstorm Warning 20, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 19, 1988, 6:05 PM CDT for Anoka County, Washington County, Minnesota. It was in force for 55 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
- Jun 19, 1988, 6:05 PM CDT (23:05 UTC)
- Expired
- Jun 19, 1988, 7:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Anoka County, MN, Washington 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 |
|---|---|---|---|
| Jun 19, 6:11 PM CDT | Thunderstorm Wind 0 | Washington, 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, 11.1 hours before the alert went out and 54 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
- 1394 J/kg
- Mixed-layer CIN
- -219 J/kg
- Mixed-layer LCL
- 1516 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 135 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 192318
SVRMSP
MNC003-163-200000-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
605 PM CDT SUN JUN 19 1988
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN EAST CENTRAL MINNESOTA
...EASTERN ANOKA...NORTHERN WASHINGTON
AT 6 PM A SEVERE THUNDERSTORM WAS LOCATED IN SOUTHEAST ANOKA COUNTY
NEAR LINO LAKES MOVING SOUTHEAST AT 25 TO 30 MILES AN HOUR. CITIES IN
THE STORM PARTH ARE WHITE BEAR LAKE IN RAMSEY COUNTY AND MAHTOMEDI AND
STILLWATER IN WASHINGTON COUNTY.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE. REMEMBER SEVERE THUNDERSTORMS
CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING
DOMBROWSKIWhat 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, Jun 19, 3:05 PM CDT, 3 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 300 PM CDT SUN JUN 19 1988 AN ISOLATED THUNDERSTORM CONTINUES TO DEVELOP OVER SOUTH CENTRAL SHERBURNE COUNTY...ABOUT 25 MILES SOUTH SOUTHESAST OF ST CLOUD MINNESOTA. AT 255 PM CDT THE SHERBURNE COUNTY SHERIFF OFFICE REPORTED HEAVY RAIN AND SMALL HAIL AT ORROCK...WHICH IS 21 MILES SOUTHEAST OF ST CLOUD MINNEOSTA. THIS THUNDERSTORM WAS MOVING EAST 25 TO 30 MPH. RUBIN
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 5:11 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur, Nicollet | 64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.