Alert archive / Minnesota / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 57, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 30, 1989, 5:56 PM CDT for Chisago County, Minnesota. It was in force for 34 min.
The area
The counties it named.
The facts
- Issued
- Jun 30, 1989, 5:56 PM CDT (22:56 UTC)
- Expired
- Jun 30, 1989, 6:30 PM CDT
- In force
- 34 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Chisago 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, 10.9 hours before the alert went out and 91 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
- 779 J/kg
- Mixed-layer CIN
- -169 J/kg
- Mixed-layer LCL
- 1063 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 112 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 KMSP 302257
SVRMSP
MNC025-302330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
556 PM CDT FRI JUN 30 1989
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN EAST CENTRAL MINNESOTA
...CHISAGO
AT 545 PM CDT THIS FRIDAY EVENING A SEVERE THUNDERSTORM WAS LOCATED
NEAR STACY LOCATED ABOUT 35 MILES NORTH NORTHEAST OF THE TWIN CITIES.
THIS THUNDERSTORM HAS PRODUCED VERY HEAVY RAIN AND HAIL ONE INCH IN
DIAMETER. THIS STORM WAS MOVING EAST SOUTHEAST AT ABOUT 30 MILES AN
HOUR. THE CITIES OF LINDSTROM..CHISAGO CITY AND CENTER CITY WILL
BE ALONG OR NEAR THE PATH OF THIS STORM.
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
DOMBROWSKYWhat 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 30, 12:36 PM CDT, 5 hours 20 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 1235 PM CDT FRI JUN 30 1989 ...THUNDERSTORMS TO DAMPEN TASTE-OF-MINNESOTA FESTIVAL AT STATE CAPITOL BY 100 PM... AT 1226 AM...THUNDERSTORMS WITH VERY HEAVY RAIN WERE MOVING THROUGH THE GREATER TWIN CITIES METROPOLITAN AREA. THEY WILL DAMPEN THE TASTE-OF-MINNESOTA FESTIVAL AT THE STATE CAPITOL IN DOWNTOWN ST PAUL BY ABOUT 100 PM. STRONG GUSTY WINDS...VERY HEAVY RAIN...FREQUENT LIGHTNING STRIKES...AND SMALL HAIL MAY BE EXPECTED WITH THESE STORMS. APPROPRIATE SAFETY PRECAUTIONS SHOULD BE EXERCISED. OTHER THUNDERSTORMS WITH VERY HEAVY RAIN WERE IN A 30 MILE WIDE BAND FROM LITCHFIELD TO GLENCOE THROUGH MINNEAPOLIS AND WHITE BEAR LAKE IN THE GREATER TWIN CITIES AREA...TO NEAR RICE LAKE IN WEST WISCONSIN. MOVEMENT OF THESE THUNDERSTORMS WAS TO THE EAST AT 25 MILES AN HOUR. KRAFT
Special weather statement, Jun 30, 12:42 PM CDT, 5 hours 14 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 1235 PM CDT FRI JUN 30 1989 ...THUNDERSTORMS TO DAMPEN TASTE-OF-MINNESOTA FESTIVAL AT STATE CAPITOL BY 100 PM... AT 1226 PM...THUNDERSTORMS WITH VERY HEAVY RAIN WERE MOVING THROUGH THE GREATER TWIN CITIES METROPOLITAN AREA. THEY WILL DAMPEN THE TASTE-OF-MINNESOTA FESTIVAL AT THE STATE CAPITOL IN DOWNTOWN ST PAUL BY ABOUT 100 PM. STRONG GUSTY WINDS...VERY HEAVY RAIN...FREQUENT LIGHTNING STRIKES...AND SMALL HAIL MAY BE EXPECTED WITH THESE STORMS. APPROPRIATE SAFETY PRECAUTIONS SHOULD BE EXERCISED. OTHER THUNDERSTORMS WITH VERY HEAVY RAIN WERE IN A 30 MILE WIDE BAND FROM LITCHFIELD TO GLENCOE THROUGH MINNEAPOLIS AND WHITE BEAR LAKE IN THE GREATER TWIN CITIES AREA...TO NEAR RICE LAKE IN WEST WISCONSIN. MOVEMENT OF THESE THUNDERSTORMS WAS TO THE EAST AT 25 MILES AN HOUR. KRAFT
Nearby
Severe Thunderstorm Warnings in Minnesota, 1989Every severe thunderstorm warning in 1989
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.