Alert archive / Minnesota / Tornado Warnings in 2024
Tornado Warning 22, NWS Duluth, MN
NWS Duluth, MN issued this tornado warning at Sep 19, 2024, 6:08 PM CDT for Saint Louis County, Minnesota. It was in force for 37 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
- Sep 19, 2024, 6:08 PM CDT (23:08 UTC)
- Expired
- Sep 19, 2024, 6:45 PM CDT
- In force
- 37 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
County Saint Louis County, MN
The radar
The Duluth radar (KDLH), 86 km from the middle of the area, began a volume at 23:07 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 |
|---|---|---|---|
| Sep 19, 5:10 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.1 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
- 235 J/kg
- Mixed-layer CIN
- -220 J/kg
- Mixed-layer LCL
- 1275 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 257 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this tornado 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 tornado warning went out at Sep 19, 1:51 PM CDT, 4 hours 17 minutes earlier.
Area forecast discussion, Sep 19, 1:51 PM CDT, 4 hours 17 minutes before
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</html>Hazardous weather outlook, Sep 19, 2:53 PM CDT, 3 hours 15 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Duluth MN 253 PM CDT Thu Sep 19 2024 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-202000- 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- 253 PM CDT Thu Sep 19 2024 This Hazardous Weather Outlook is for portions of northeast Minnesota and northwest Wisconsin. .DAY ONE...This afternoon and Tonight Thunderstorms are forecast to develop this afternoon over central and north-central Minnesota ahead of a cold front. The line of storms will slowly progress eastward with time into east-central Minnesota, the Arrowhead, and northwest Wisconsin through this evening. Some of the storms may become severe. Primary hazards are hail up to ping pong ball size, damaging winds, and perhaps a few weak tornadoes. Localized heavy rain may occur which could lead to minor flash flooding. .DAYS TWO THROUGH SEVEN...Friday through Wednesday There will be periodic chances for more thunderstorms Saturday into early next week but the threat for severe weather is low. .SPOTTER INFORMATION STATEMENT... Skywarn spotters may be needed this afternoon and evening. LSZ121-140>148-150-202000- 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- Outer Apostle Islands Beyond 5 NM from Mainland- 253 PM CDT Thu Sep 19 2024 This Hazardous Weather Outlook is for portions of Lake Superior and the Nearshore waters of western Lake Superior. .DAY ONE...This afternoon and Tonight Isolated scattered to thunderstorms are forecast this afternoon and evening. A few storms may be severe with large hail, wind gusts of 35 to 50 knots, and frequent lightning are the main threats. .DAYS TWO THROUGH SEVEN...Friday through Wednesday There will be periodic chances for more thunderstorms Saturday into early next week but the threat for severe weather is low. Huyck More information may be obtained at the following web address: http://www.weather.gov/duluth
In the hours before
Special weather statement, Sep 19, 4:48 PM CDT, 1 hour 20 minutes before
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</html>Local storm report, Sep 19, 5:09 PM CDT, 59 minutes before
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</html>Local storm report, Sep 19, 5:30 PM CDT, 38 minutes before
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</html>Local storm report, Sep 19, 5:33 PM CDT, 35 minutes before
Preliminary Local Storm Report
National Weather Service Duluth MN
533 PM CDT Thu Sep 19 2024
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0515 PM Tornado 2 SSE Cotton 47.14N 92.45W
09/19/2024 St. Louis MN Public
Photo via social media of a tornado on the
ground northwest of Lake Elora. location and
time estimated.
&&
KLLLocal storm report, Sep 19, 5:45 PM CDT, 23 minutes before
Preliminary Local Storm Report
National Weather Service Duluth MN
545 PM CDT Thu Sep 19 2024
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0544 PM Hail 5 NE Mahtowa 46.62N 92.56W
09/19/2024 M1.00 Inch Carlton MN Trained Spotter
&&
SGSpecial weather statement, Sep 19, 5:52 PM CDT, 16 minutes before
Special Weather Statement
National Weather Service Duluth MN
552 PM CDT Thu Sep 19 2024
MNZ011-012-192315-
Northern Cook/Northern Lake MN-North St. Louis MN-
552 PM CDT Thu Sep 19 2024
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN ST. LOUIS AND
NORTHWESTERN LAKE COUNTIES THROUGH 615 PM CDT...
At 552 PM CDT, Doppler radar was tracking a strong thunderstorm over
western Boundary Waters Canoe Area Wilderness, or 15 miles north of
Ely, moving northeast at 50 mph.
HAZARD...Wind gusts up to 50 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Basswood Lake, Burntside Lake, northwestern Boundary Waters Canoe
Area Wilderness, Boundary Waters Canoe Area Wilderness Near Trout
Lake, Cummings Lake, High Lake, Lake Agnes, Crooked Lake, Fourtown
Lake, Big Moose Lake, and Lac la Croix.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 1100 PM CDT for northeastern
Minnesota.
&&
LAT...LON 4825 9198 4825 9195 4823 9195 4824 9190
4821 9186 4820 9172 4811 9170 4812 9169
4810 9164 4810 9156 4795 9192 4797 9208
4806 9221 4829 9202
TIME...MOT...LOC 2252Z 211DEG 44KT 4812 9196
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
JDSThe office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 1:18 AM CDT | Special Weather Statement | DLH | Koochiching | 27 min |
| Sep 19, 4:52 AM CDT | Special Weather Statement | DLH | Crow Wing | 23 min |
| Sep 19, 5:12 AM CDT | Special Weather Statement | DLH | Itasca | 33 min |
| Sep 19, 5:32 AM CDT | Special Weather Statement | DLH | Itasca | 28 min |
| Sep 19, 8:37 AM CDT | Special Weather Statement | DLH | Saint Louis | 23 min |
| Sep 19, 9:42 AM CDT | Special Weather Statement | DLH | 33 min | |
| Sep 19, 3:58 PM CDT | Special Weather Statement | DLH | Saint Louis | 17 min |
| Sep 19, 4:09 PM CDT | Special Weather Statement | DLH | 21 min | |
| Sep 19, 4:15 PM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 45 min |
| Sep 19, 4:44 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 46 min |
| Sep 19, 4:48 PM CDT | Special Weather Statement | DLH | Pine | 12 min |
| Sep 19, 4:55 PM CDT | Tornado Warning | DLH | Saint Louis | 35 min |
| Sep 19, 4:59 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Pine, Saint Louis | 46 min |
| Sep 19, 5:20 PM CDT | Tornado Warning | DLH | Saint Louis | 25 min |
| Sep 19, 5:23 PM CDT | Tornado Warning | DLH | Carlton | 37 min |
| Sep 19, 5:42 PM CDT | Special Marine Warning | DLH | 63 min | |
| Sep 19, 5:43 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Pine, Saint Louis | 47 min |
| Sep 19, 5:44 PM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 46 min |
| Sep 19, 5:52 PM CDT | Special Weather Statement | DLH | 23 min | |
| Sep 19, 5:56 PM CDT | Tornado Warning | DLH | Carlton, Saint Louis | 18 min |
| Sep 19, 6:05 PM CDT | Tornado Warning | DLH | Saint Louis | 25 min |
| Sep 19, 6:22 PM CDT | Tornado Warning | DLH | Pine | 23 min |
| Sep 19, 6:26 PM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 30 min |
| Sep 19, 6:42 PM CDT | Tornado Warning | DLH | Pine | 33 min |
| Sep 19, 2:11 PM CDT | Special Weather Statement | DLH | Price | 34 min |
| Sep 19, 3:04 PM CDT | Special Weather Statement | DLH | Price | 26 min |
| Sep 19, 3:29 PM CDT | Special Weather Statement | DLH | Price | 31 min |
| Sep 19, 6:51 PM CDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 39 min |
Nearby
Tornado Warnings in Minnesota, 2024Every tornado warning in 2024Tornadoes in 2024
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.