Alert archive / Minnesota / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 12, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 2, 1989, 8:02 PM CDT for Hubbard County, Minnesota. It was in force for 58 min. 3 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
- Jul 2, 1989, 8:02 PM CDT (01:02 UTC)
- Expired
- Jul 2, 1989, 9:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Hubbard 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 |
|---|---|---|---|
| Jul 2, 8:10 PM CDT | Hail 1.75 | Hubbard, MN | |
| Jul 2, 8:26 PM CDT | Hail 2.75 | Hubbard, MN | |
| Jul 2, 8:26 PM CDT | Hail 3.5 | Hubbard, 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
International Fa, MN (KINL), launched 00:00Z, 1.0 hours before the alert went out and 202 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
- 194 J/kg
- Mixed-layer CIN
- -153 J/kg
- Mixed-layer LCL
- 1088 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What 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 2, 5:36 PM CDT, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 535 PM CDT SUN JUL 02 1989 AT 525 PM CDT...AN AREA OF INTENSE THUNDERSTORMS WAS OCCURRING OVER NORTH CENTRAL AND NORTHWEST MINNESOTA. THE 70 MILE WIDE AREA EXTENDED FROM 30 MILES WEST OF INTERNATIONAL FALLS...SOUTHWEST TO 45 MILES WEST OF BEMIDJI. THE STRONGEST THUNDERSTORMS WERE 40 MILES NORTH OF BEMIDJI OVER THE LOWER RED LAKES AND 20 MILES NORTHEAST OF THIEF RIVER FALLS NEAR THE THIEF LAKE REFUGE. HAIL...DEADLY LIGHTNING...STRONG WINDS AND TORRENTIAL RAINS WILL ACCOMPANY THESE STORMS AS THEY MOVE EAST AT 35 MILES AN HOUR. NEARLY THREE QUARTERS OF AN INCH OF RAIN FELL AT WARROAD MINNESOTA IN LESS THAN AN HOUR AS THESE STORMS MOVED THROUGH THE AREA. BOATERS...CAMPERS AND THOSE ENJOYING THE HOLIDAY WEEKEND SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND SEEK SAFE SHELTER IF THESE STORMS APPROACH YOUR AREA. CONDITIONS ARE FAVORABLE FOR THE CONTINUED DEVELOPMENT OF THESE STORMS INTO THE EVENING HOURS. EWENS
Special weather statement, Jul 2, 6:40 PM CDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 640 PM CDT SUN JUL 02 1989 AT 625 PM CDT...A DANGEROUS THUNDERSTORM WAS LOCATED 20 MILES NORTHWEST OF BEMIDJI ALONG THE CLEARWATER/BELTRAMI LINE. THIS STORM WAS MOVING EAST AT 30 MILES AN HOUR AND WILL CROSS BELTRAMI COUNTY TO NEAR BLACKDUCK BY 730 PM CDT. HAIL...DEADLY LIGHTNING...STRONG WINDS AND TORRENTIAL RAINS WILL ACCOMPANY THIS STORM AS IT MOVES EAST AT 30 MILES AN HOUR. OTHERWISE...AN AREA OF SCATTERED THUNDERSTORMS...A FEW STRONG... CONTINUED OVER NORTH CENTRAL AND A PART OF NORTHWEST MINNESOTA. THE STORMS WERE IN THE AREA BOUNDED BY THIEF RIVER FALLS...BEMIDJI AND INTERNATIONAL FALLS. THE STRONGEST STORMS WERE 60 MILES EAST OF THIEF RIVER FALLS NEAR THE UPPER RED LAKE AND 20 MILES WEST OF BEMIDJI. THE STORM WEST OF BEMIDJI WILL BE NEAR THE TOWN OF BEMIDJI BY 730 PM CDT... WHILE THE STORM NEAR THE UPPER RED LAKE WILL CONTINUE ACROSS NORTHERN BELTRAMI COUNTY THROUGH 730 PM CDT. . HAIL...DEADLY LIGHTNING...VERY HEAVY RAINS AND STRONG WINDS WILL ACCOMPANY THESE STORMS AS THEY MOVE EAST AT 30 MILES AN HOUR. BOATERS...CAMPERS...AND THOSE ENJOYING THE HOLIDAY WEEKEND SHOULD BE ALERT FOR RAPIDLY CHANGIG WEATHER CONDITIONS AND SEEK SAFE SHELTER IF THESE STORMS APPROACH YOUR AREA. EWENS
Special weather statement, Jul 2, 7:40 PM CDT, 22 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 738 PM CDT SUN JUL 02 1989 ...SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN MINNESOTA UNTIL MIDNIGHT... AT 725 PM CDT...A LARGE AREA OF THUNDERSTORMS...A FEW INTENSE...WERE OCCURRING OVER NORTH CENTRAL MINNESOTA. THE STRONGEST THUNDERSTORMS WERE NEAR THE ITASCA STATE PARK...15 MILES SOUTHWEST OF BEMIDJI...AND 20 TO 25 MILES NORTH OF BEMIDJI NEAR THE LOWER RED LAKE. HAIL...STRONG GUSTY WINDS...DEADLY LIGHTNING AND TORRENTIAL RAINS ARE LIKELY WITH THESE STORMS AS THEY MOVE EAST AT 30 MILES AN HOUR. THE STORM NEAR THE ITASCA STATE PARK WILL CROSS NORTHERN HUBBARD COUNTY AND BE NEAR CASS LAKE BY 830 PM CDT. THE STORMS NEAR THE LOWER RED LAKE WILL MOVE INTO WESTERN KOOCHICHING COUNTY BY 830 PM CDT. IF YOU ARE IN THE PATH OF THESE STORMS YOU SHOULD BE ON THE LOOK OUT FOR THREATENING WEATHER CONDITIONS AND BE PREPARED TO SEEK SAFE SHELTER IF NEEDED. BOATERS...CAMPERS...AND THOSE ENJOYING THE HOLIDAY WEEKEND SHOULD BE ALERT FOR RAPIDLY CHANGIG WEATHER CONDITIONS AND SEEK SAFE SHELTER IF THESE STORMS APPROACH YOUR AREA. CONDITIONS REMAIN FAVORABLE FOR THE CONTINUED DEVELOPMENT OF THESE STfORMS THROUGHOUT THE EVENING AND EARLY NIGHTTIME HOURS. STAY TUNED TO RADIO AND T.V. AS WELL AS NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. EWENS
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 9:21 PM CDT | Tornado Warning | FGF | Hubbard | 69 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.