Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 135, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 15, 2019, 12:58 PM CDT for Beltrami County, Minnesota. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 15, 2019, 12:58 PM CDT (17:58 UTC)
- Expired
- Jul 15, 2019, 1:15 PM CDT
- In force
- 17 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Beltrami County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 185 km from the middle of the area, began a volume at 17:59 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 6.0 hours before the alert went out and 362 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
- 1021 J/kg
- Mixed-layer CIN
- -144 J/kg
- Mixed-layer LCL
- 1307 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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.
NWS Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 15, 12:45 PM CDT, 13 minutes earlier.
Area forecast discussion, Jul 15, 12:45 PM CDT, 13 minutes before
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</html>Hazardous weather outlook, Jul 15, 6:37 AM CDT, 6 hours 21 minutes before
Hazardous Weather Outlook National Weather Service Grand Forks ND 637 AM CDT Mon Jul 15 2019 MNZ001>009-013>017-022>024-027>032-040-NDZ039-049-052-053-161145- West Polk-Norman-Clay-Kittson-Roseau-Lake Of The Woods- West Marshall-East Marshall-North Beltrami-Pennington-Red Lake- East Polk-North Clearwater-South Beltrami-Mahnomen- South Clearwater-Hubbard-West Becker-East Becker-Wilkin- West Otter Tail-East Otter Tail-Wadena-Grant-Cass-Ransom-Sargent- Richland- 637 AM CDT Mon Jul 15 2019 This hazardous weather outlook is for portions of eastern North Dakota, west central and northwest Minnesota. .DAY ONE...Today and Tonight Scattered severe thunderstorms are possible across northwest Minnesota. The best area for severe weather will be over north central Minnesota. The main hazards over north central Minnesota will be large hail up to ping pong ball size and damaging wind gusts up to 75 mph. Isolated tornadoes are also possible. Very heavy rainfall is also possible with the storms. Expect storms to develop after 3 pm CDT and should end by late evening. The Maple River near Mapleton, the Sheyenne River near Harwood, and several points along the Red River mainstem between Fargo and Grand Forks remain high due to the recent rainfall. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Periodic thunderstorms are possible throughout the rest of the week. .SPOTTER INFORMATION STATEMENT... Weather spotters may be needed. NDZ006>008-014>016-024-026>030-038-054-161145- Towner-Cavalier-Pembina-Benson-Ramsey-Eastern Walsh County-Eddy- Nelson-Grand Forks-Griggs-Steele-Traill-Barnes- Western Walsh County- 637 AM CDT Mon Jul 15 2019 This hazardous weather outlook is for portions of eastern North Dakota. .DAY ONE...Today and Tonight Scattered thunderstorms can be expected for today. The Maple River near Mapleton, the Sheyenne River near Harwood, and several points along the Red River mainstem between Fargo and Grand Forks remain high due to the recent rainfall. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Periodic thunderstorms are possible throughout the rest of the week. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. JH
In the hours before
Special weather statement, Jul 15, 10:52 AM CDT, 2 hours 6 minutes before
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</html>Local storm report, Jul 15, 12:15 PM CDT, 43 minutes before
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</html>Local storm report, Jul 15, 12:27 PM CDT, 31 minutes before
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</html>Local storm report, Jul 15, 12:34 PM CDT, 24 minutes before
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</html>Local storm report, Jul 15, 12:35 PM CDT, 23 minutes before
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</html>Local storm report, Jul 15, 12:41 PM CDT, 17 minutes before
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</html>The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 9:20 AM CDT | Special Weather Statement | FGF | Marshall | 25 min |
| Jul 15, 9:43 AM CDT | Special Weather Statement | FGF | Marshall | 32 min |
| Jul 15, 10:14 AM CDT | Special Weather Statement | FGF | Marshall, Pennington | 46 min |
| Jul 15, 10:52 AM CDT | Special Weather Statement | FGF | Lake of the Woods, Roseau | 38 min |
| Jul 15, 11:00 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Lake of the Woods, Marshall, Pennington, Roseau | 45 min |
| Jul 15, 11:43 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Lake of the Woods, Roseau | 47 min |
| Jul 15, 12:02 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater | 28 min |
| Jul 15, 12:28 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 32 min |
| Jul 15, 1:39 PM CDT | Special Weather Statement | FGF | Otter Tail | 36 min |
| Jul 15, 2:14 PM CDT | Special Weather Statement | FGF | Otter Tail | 31 min |
| Jul 15, 2:44 PM CDT | Special Weather Statement | FGF | Otter Tail | 31 min |
| Jul 15, 3:12 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 48 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2019Every severe thunderstorm warning in 2019
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; radar from the NEXRAD Level II archive.