Alert archive / Minnesota / Tornado Warnings in 2010
Tornado Warning 78, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jul 22, 2010, 8:13 PM CDT for Douglas County, Todd County, Minnesota. It was in force for 32 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 22, 2010, 8:13 PM CDT (01:13 UTC)
- Expired
- Jul 22, 2010, 8:45 PM CDT
- In force
- 32 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Douglas County, MN, Todd County, MN
The radar
The Minneapolis radar (KMPX), 171 km from the middle of the area, began a volume at 01:13 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
Minneapolis, MN (KMPX), launched 00:00Z, 1.2 hours before the alert went out and 169 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
- 684 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
388
WFUS53 KMPX 230113
TORMPX
MNC041-153-230145-
/O.NEW.KMPX.TO.W.0078.100723T0113Z-100723T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
813 PM CDT THU JUL 22 2010
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHWESTERN TODD COUNTY IN CENTRAL MINNESOTA...
SOUTHERN DOUGLAS COUNTY IN WEST CENTRAL MINNESOTA...
* UNTIL 845 PM CDT
* AT 808 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS 2 MILES SOUTHWEST
OF GARFIELD...AND MOVING EAST AT 25 MPH. DAMAGE WAS REPORTED 4
MILES SOUTH OF BRANDON AT 805 PM BY A POSSIBLE TORNADO.
* LOCATIONS IN THE WARNING INCLUDE...
ALEXANDRIA...
FORADA...
OSAKIS...
NELSON...
WEST UNION...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON RADAR...IT MEANS THAT
STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY
BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY.
&&
LAT...LON 4593 9502 4577 9508 4578 9513 4576 9514
4576 9530 4584 9564 4601 9557
TIME...MOT...LOC 0112Z 284DEG 20KT 4591 9550
$$1 follow-up statement
514
WWUS53 KMPX 230134
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
834 PM CDT THU JUL 22 2010
MNC041-153-230145-
/O.CON.KMPX.TO.W.0078.000000T0000Z-100723T0145Z/
TODD MN-DOUGLAS MN-
834 PM CDT THU JUL 22 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN DOUGLAS AND
SOUTHWESTERN TODD COUNTIES UNTIL 845 PM CDT...
AT 831 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
WAS LOCATED NEAR FORADA...OR 6 MILES SOUTHEAST OF ALEXANDRIA...MOVING
EAST AT 30 MPH.
AT 805 PM DAMAGE CAUSED BY A POSSIBLE TORNADO WAS REPORTED 4 MILES SOUTH
OF BRANDON.
LOCATIONS IMPACTED INCLUDE...
OSAKIS AND WEST UNION.
LAT...LON 4593 9502 4577 9508 4578 9513 4576 9514
4576 9530 4584 9564 4601 9557
TIME...MOT...LOC 0133Z 291DEG 24KT 4581 9526
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 8:05 PM CDT | Special Weather Statement | MPX | Douglas | 40 min |
| Jul 22, 8:37 PM CDT | Special Weather Statement | MPX | Pope | 38 min |
| Jul 22, 9:09 PM CDT | Special Weather Statement | MPX | Pope | 51 min |
| Jul 22, 9:13 PM CDT | Special Weather Statement | MPX | Pope | 47 min |
| Jul 22, 9:50 PM CDT | Special Weather Statement | MPX | Stearns | 40 min |
| Jul 23, 3:55 AM CDT | Flash Flood Watch | MPX | Blue Earth, Faribault, Freeborn, Martin, Steele, Waseca and 1 more | 22 hr |
Nearby
Tornado Warnings in Minnesota, 2010Every tornado warning in 2010Tornadoes in 2010
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.