Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 222, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 20, 2005, 2:47 AM CDT for Lac qui Parle County, Yellow Medicine County, Minnesota. It was in force for 43 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
- Jul 20, 2005, 2:47 AM CDT (07:47 UTC)
- Expired
- Jul 20, 2005, 3:30 AM CDT
- In force
- 43 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Lac qui Parle County, MN, Yellow Medicine County, MN
The radar
The Sioux Falls radar (KFSD), 153 km from the middle of the area, began a volume at 07:50 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 20, 1:25 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 7.8 hours before the alert went out and 183 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
- 2127 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1273 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 7.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 200747 SVRMPX MNC073-173-200830- /O.NEW.KMPX.SV.W.0222.050720T0747Z-050720T0830Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 247 AM CDT WED JUL 20 2005 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LAC QUI PARLE COUNTY IN WEST CENTRAL MINNESOTA YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA * UNTIL 330 AM CDT * AT 243 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PROVIDENCE...OR ABOUT 15 MILES SOUTH OF MADISON... AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... BOYD... SPRING CREEK... CLARKFIELD... HAZEL RUN... HANLEY FALLS... THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. LAT...LON 4495 9612 4465 9611 4466 9542 4496 9583 $$
1 follow-up statement
000 WWUS53 KMPX 200828 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 327 AM CDT WED JUL 20 2005 MNC073-173-200837- /O.EXP.KMPX.SV.W.0222.000000T0000Z-050720T0830Z/ LAC QUI PARLE MN-YELLOW MEDICINE MN- 327 AM CDT WED JUL 20 2005 ...THE SEVERE THUNDERSTORM WARNING FOR YELLOW MEDICINE AND LAC QUI PARLE COUNTIES WILL EXPIRE AT 330 AM CDT... AT 327 AM...RADAR INDICATED THAT THE STORMS HAD MOVED EAST OF YELLOW MEDICINE AND LAC QUI PARLE COUNTIES. HENCE...THE WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 4495 9612 4465 9611 4466 9542 4496 9583 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 2:59 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 46 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2005Every severe thunderstorm warning in 2005
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.