Alert archive / Minnesota / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 56, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jul 26, 2014, 2:24 AM CDT for Cook County, Lake County, Minnesota. It was in force for 36 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, 2014, 2:24 AM CDT (07:24 UTC)
- Expired
- Jul 26, 2014, 3:00 AM CDT
- In force
- 36 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Cook County, MN, Lake County, MN
The radar
The Duluth radar (KDLH), 131 km from the middle of the area, began a volume at 07:25 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
Green Bay/Straub, WI (KGRB), launched 00:00Z, 7.4 hours before the alert went out and 418 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1010 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 147 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, 12:21 AM CDT, 2 hours 3 minutes earlier.
Area forecast discussion, Jul 26, 12:21 AM CDT, 2 hours 3 minutes before
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</html>Hazardous weather outlook, Jul 25, 3:27 PM CDT, 10 hours 57 minutes before
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Special weather statement, Jul 25, 10:45 PM CDT, 3 hours 39 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 25, 10:45 PM CDT | Special Weather Statement | DLH | Koochiching | 30 min |
| Jul 26, 3:00 AM CDT | Special Weather Statement | DLH | Cook | 60 min |
| Jul 26, 3:58 PM CDT | Special Weather Statement | DLH | Cass | 47 min |
| Jul 26, 4:06 PM CDT | Special Weather Statement | DLH | Morrison | 24 min |
| Jul 26, 4:18 PM CDT | Severe Thunderstorm Warning | DLH | Cass, Itasca | 42 min |
| Jul 26, 4:24 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Cass, Itasca | 51 min |
| Jul 26, 4:46 PM CDT | Special Weather Statement | DLH | Itasca | 44 min |
| Jul 26, 5:05 PM CDT | Special Weather Statement | DLH | Koochiching | 25 min |
| Jul 26, 5:16 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Cass, Itasca | 59 min |
| Jul 26, 5:23 PM CDT | Severe Thunderstorm Warning | DLH | Itasca | 41 min |
| Jul 26, 5:32 PM CDT | Special Weather Statement | DLH | Itasca | 28 min |
| Jul 26, 6:00 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton, Saint Louis | 45 min |
| Jul 26, 6:21 PM CDT | Special Weather Statement | DLH | Saint Louis | 54 min |
| Jul 26, 6:34 PM CDT | Severe Thunderstorm Warning | DLH | Pine | 41 min |
| Jul 26, 6:54 PM CDT | Special Weather Statement | DLH | Carlton | 36 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2014Every severe thunderstorm warning in 2014
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.