Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 91, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jul 26, 2019, 5:59 PM CDT for Saint Louis County, Minnesota. It was in force for 46 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 26, 2019, 5:59 PM CDT (22:59 UTC)
- Expired
- Jul 26, 2019, 6:45 PM CDT
- In force
- 46 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Saint Louis County, MN
The radar
The Duluth radar (KDLH), 86 km from the middle of the area, began a volume at 23:03 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 26, 2:26 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.0 hours before the alert went out and 317 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
- 1 J/kg
- Mixed-layer CIN
- -359 J/kg
- Mixed-layer LCL
- 983 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 245 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 Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 26, 2:01 PM CDT, 3 hours 58 minutes earlier.
Area forecast discussion, Jul 26, 2:01 PM CDT, 3 hours 58 minutes before
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</html>Hazardous weather outlook, Jul 26, 2:02 PM CDT, 3 hours 57 minutes before
Hazardous Weather Outlook National Weather Service Duluth MN 202 PM CDT Fri Jul 26 2019 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-271915- Koochiching-North St. Louis-Northern Cook/Northern Lake- North Itasca-Central St. Louis-Southern Lake/North Shore- Southern Cook/North Shore-North Cass-South Itasca-South Cass- Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis- Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price- 202 PM CDT Fri Jul 26 2019 This Hazardous Weather Outlook is for portions of northeast Minnesota and northwest Wisconsin. .DAY ONE...This afternoon and Tonight Scattered thunderstorms will develop this afternoon across northeast Minnesota and track east across western Lake Superior and northwest Wisconsin. Storms will be strong to severe, capable of large hail and damaging wind gusts. Tornadoes are also possible. The greatest severe weather risk is across the Minnesota Arrowhead, but all parts of northeast Minnesota and northwest Wisconsin have a chance to see severe storms today into this evening. Storms will exit from west to east towards midnight. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Thunderstorms are possible Sunday afternoon through Sunday night. Severe storms are not expected. .SPOTTER INFORMATION STATEMENT... Skywarn spotters may be needed this afternoon into early evening. LSZ121-140>148-271915- Bayfield to Oak Point WI-Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI- 202 PM CDT Fri Jul 26 2019 This Hazardous Weather Outlook is for portions of the Nearshore waters of western Lake Superior. .DAY ONE...This afternoon and Tonight Scattered thunderstorms, some strong to near severe, are possible this afternoon and tonight. .DAYS TWO THROUGH SEVEN...Saturday through Thursday The probability for widespread hazardous weather is low. JJM/GSF More information may be obtained at the following web address: http://www.weather.gov/duluth (all lower case)
In the hours before
Special weather statement, Jul 26, 4:48 PM CDT, 1 hour 11 minutes before
Special Weather Statement National Weather Service Duluth MN 448 PM CDT Fri Jul 26 2019 MNZ018-019-262200- Central St. Louis-North Itasca- 448 PM CDT Fri Jul 26 2019 ...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT EASTERN ITASCA AND WEST CENTRAL ST. LOUIS COUNTIES... At 448 PM CDT, an area of strong thunderstorms was 9 miles northwest of Chisholm, or 13 miles north of Hibbing, moving east at 40 mph. Penny size hail, heavy downpours, and frequent cloud to ground lightning can be expected with these storms. Locations impacted include... Hibbing, Chisholm, Mountain Iron, Buhl, Perch Lake, Kinney, Buck Lake, Side Lake, Stingy Lake, West Two Rivers Reservoir, and Mcarthy Beach State Park. Seek shelter inside a sturdy building and away from windows until these storms pass. Get off area lakes and seek shelter on shore in a sturdy shelter or a hard topped vehicle. These storms may intensify, please monitor local media outlets for additional information and possible warnings from the National Weather Service. A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for north central and northeastern Minnesota. LAT...LON 4747 9323 4764 9324 4774 9278 4744 9263 TIME...MOT...LOC 2148Z 261DEG 35KT 4759 9302 Moore
Local storm report, Jul 26, 4:56 PM CDT, 1 hour 3 minutes before
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</html>Local storm report, Jul 26, 5:09 PM CDT, 50 minutes before
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</html>Special weather statement, Jul 26, 5:48 PM CDT, 11 minutes before
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</html>The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 1:07 AM CDT | Special Weather Statement | DLH | Itasca | 23 min |
| Jul 26, 1:46 AM CDT | Special Weather Statement | DLH | Saint Louis | 29 min |
| Jul 26, 1:49 AM CDT | Special Weather Statement | DLH | Itasca | 26 min |
| Jul 26, 2:13 AM CDT | Special Weather Statement | DLH | Saint Louis | 32 min |
| Jul 26, 2:16 AM CDT | Special Weather Statement | DLH | Itasca | 29 min |
| Jul 26, 2:35 AM CDT | Special Weather Statement | DLH | Crow Wing | 25 min |
| Jul 26, 2:53 AM CDT | Special Weather Statement | DLH | 37 min | |
| Jul 26, 2:56 AM CDT | Special Weather Statement | DLH | Aitkin | 34 min |
| Jul 26, 3:01 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Crow Wing | 44 min |
| Jul 26, 3:28 AM CDT | Special Weather Statement | DLH | Aitkin | 32 min |
| Jul 26, 3:36 AM CDT | Special Weather Statement | DLH | Lake | 24 min |
| Jul 26, 3:48 AM CDT | Special Weather Statement | DLH | Mille Lacs | 27 min |
| Jul 26, 4:01 AM CDT | Special Weather Statement | DLH | Carlton | 29 min |
| Jul 26, 4:34 AM CDT | Special Weather Statement | DLH | Carlton | 26 min |
| Jul 26, 7:34 AM CDT | Areal Flood Advisory | DLH | Pine | 3 hr |
| Jul 26, 3:07 PM CDT | Special Weather Statement | DLH | Koochiching | 8 min |
| Jul 26, 3:41 PM CDT | Special Weather Statement | DLH | Itasca | 19 min |
| Jul 26, 4:09 PM CDT | Special Weather Statement | DLH | Saint Louis | 21 min |
| Jul 26, 4:18 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 42 min |
| Jul 26, 4:48 PM CDT | Special Weather Statement | DLH | Saint Louis | 12 min |
| Jul 26, 4:58 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 32 min |
| Jul 26, 5:09 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 51 min |
| Jul 26, 5:31 PM CDT | Special Weather Statement | DLH | Lake | 14 min |
| Jul 26, 5:40 PM CDT | Severe Thunderstorm Warning | DLH | Cook, Lake | 50 min |
| Jul 26, 5:48 PM CDT | Special Weather Statement | DLH | Pine | 12 min |
| Jul 26, 6:29 PM CDT | Severe Thunderstorm Warning | DLH | Cook, Lake | 61 min |
| Jul 26, 6:46 PM CDT | Special Marine Warning | DLH | 59 min | |
| Jul 26, 6:48 PM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 42 min |
| Jul 26, 6:57 PM CDT | Special Marine Warning | DLH | 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.