Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 21, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at May 26, 2008, 3:00 AM CDT for Cook County, Minnesota. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 26, 2008, 3:00 AM CDT (08:00 UTC)
- Expired
- May 26, 2008, 3:45 AM CDT
- In force
- 45 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
County Cook County, MN
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 8.0 hours before the alert went out and 242 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
- 738 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1655 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KDLH 260800
SVRDLH
MNC031-260845-
/O.NEW.KDLH.SV.W.0021.080526T0800Z-080526T0845Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DULUTH MN
300 AM CDT MON MAY 26 2008
THE NATIONAL WEATHER SERVICE IN DULUTH MN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL COOK COUNTY IN NORTHEAST MINNESOTA...
* UNTIL 345 AM CDT
* AT 255 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
DEVIL TRACK LAKE...OR 8 MILES NORTHWEST OF GRAND MARAIS...AND
MOVING EAST AT 21 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
DEVIL TRACK LAKE AND TWO ISLAND LAKE BY 305 AM...
GRAND MARAIS BY 315 AM...
NORTHERN LIGHT LAKE BY 335 AM...
6 MILES SOUTHWEST OF TOM LAKE BY 345 AM...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A
SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
LAT...LON 4780 9008 4777 9012 4775 9026 4772 9032
4773 9035 4770 9058 4787 9064 4794 9006
4781 9000
TIME...MOT...LOC 0800Z 257DEG 18KT 4781 9047
$$
STEWART3 follow-up statements
000
WWUS53 KDLH 260812
SVSDLH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
312 AM CDT MON MAY 26 2008
MNC031-260845-
/O.CON.KDLH.SV.W.0021.000000T0000Z-080526T0845Z/
COOK MN-
312 AM CDT MON MAY 26 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR CENTRAL COOK COUNTY...
AT 309 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR GRAND MARAIS...MOVING EAST AT 32 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
7 MILES SOUTH OF NORTHERN LIGHT LAKE BY 320 AM...
8 MILES SOUTH OF TOM LAKE BY 335 AM...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
LAT...LON 4780 9008 4777 9012 4775 9026 4772 9032
4773 9035 4770 9058 4787 9064 4794 9006
4781 9000
TIME...MOT...LOC 0812Z 267DEG 28KT 4781 9030
$$
STEWART000
WWUS53 KDLH 260824
SVSDLH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
324 AM CDT MON MAY 26 2008
MNC031-260845-
/O.CON.KDLH.SV.W.0021.000000T0000Z-080526T0845Z/
COOK MN-
324 AM CDT MON MAY 26 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR CENTRAL COOK COUNTY...
AT 323 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 7 MILES SOUTHEAST OF NORTHERN LIGHT LAKE...OR 9 MILES
NORTHEAST OF GRAND MARAIS...MOVING EAST AT 32 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
7 MILES SOUTH OF TOM LAKE BY 335 AM...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
LAT...LON 4780 9008 4777 9012 4775 9026 4772 9032
4773 9035 4770 9058 4787 9064 4794 9006
4781 9000
TIME...MOT...LOC 0824Z 267DEG 28KT 4781 9016
$$
STEWART000
WWUS53 KDLH 260841
SVSDLH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
341 AM CDT MON MAY 26 2008
MNC031-260851-
/O.EXP.KDLH.SV.W.0021.000000T0000Z-080526T0845Z/
COOK MN-
341 AM CDT MON MAY 26 2008
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COOK COUNTY WILL
EXPIRE AT 345 AM CDT...
THE SEVERE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA INTO LAKE
SUPERIOR. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS EXPIRED.
LAT...LON 4780 9008 4777 9012 4775 9026 4772 9032
4773 9035 4770 9058 4787 9064 4794 9006
4781 9000
TIME...MOT...LOC 0841Z 267DEG 28KT 4782 8996
$$
STEWARTThe office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 10:14 PM CDT | Severe Thunderstorm Warning | DLH | Koochiching | 37 min |
| May 26, 1:47 AM CDT | Tornado Warning | DLH | Cook | 43 min |
| May 26, 3:07 AM CDT | Special Marine Warning | DLH | 53 min | |
| May 26, 3:58 AM CDT | Freeze Watch | DLH | Aitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 4 more | 11 hr |
| May 26, 2:39 PM CDT | Freeze Warning | DLH | Aitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 4 more | 16 hr |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2008Every severe thunderstorm warning in 2008
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.