Alert archive / Minnesota / Tornado Warnings in 2010
Tornado Warning 89, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Aug 12, 2010, 5:28 PM CDT for Lac qui Parle County, Swift County, Minnesota. It was in force for 62 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 12, 2010, 5:28 PM CDT (22:28 UTC)
- Expired
- Aug 12, 2010, 6:30 PM CDT
- In force
- 62 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Lac qui Parle County, MN, Swift County, MN
The radar
The Aberdeen radar (KABR), 178 km from the middle of the area, began a volume at 22:31 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 12, 5:51 PM CDT | FUNNEL CLOUD | 4 N Madison, MN | |
| Aug 12, 5:52 PM CDT | TORNADO | 1 Ssw Louisburg, MN | BRIEF TOUCHDOWN. |
| Aug 12, 6:00 PM CDT | TSTM WND GST 60 | 3 Ese Odessa, MN | 3-INCH-DIAMETER BRANCHES DOWN AND NICKEL-SIZED HAIL |
| Aug 12, 6:05 PM CDT | TORNADO | Bellingham, MN | PORCH RIPPED OFF BUILDING. |
| Aug 12, 6:22 PM CDT | TORNADO | 1 N Louisburg, MN | DEBRIS IN THE AIR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 12, 3:22 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 10.5 hours before the alert went out and 180 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
- 2998 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 1024 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
001
WFUS53 KMPX 122228
TORMPX
MNC073-151-122330-
/O.NEW.KMPX.TO.W.0089.100812T2228Z-100812T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
528 PM CDT THU AUG 12 2010
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA...
NORTHWESTERN LAC QUI PARLE COUNTY IN WEST CENTRAL MINNESOTA...
* UNTIL 630 PM CDT
* AT 524 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS 2 MILES SOUTHWEST
OF BELLINGHAM...AND MOVING NORTHEAST AT 40 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
LOUISBURG...
APPLETON...
HOLLOWAY...
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.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR SOUTHWESTERN MINNESOTA.
&&
LAT...LON 4528 9644 4525 9628 4520 9618 4520 9612
4541 9611 4541 9602 4522 9582 4515 9598
4515 9604 4513 9603 4496 9644
TIME...MOT...LOC 2228Z 228DEG 34KT 4513 9626
$$1 follow-up statement
390
WWUS53 KMPX 122240
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
540 PM CDT THU AUG 12 2010
MNC073-151-122330-
/O.CON.KMPX.TO.W.0089.000000T0000Z-100812T2330Z/
SWIFT MN-LAC QUI PARLE MN-
540 PM CDT THU AUG 12 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN LAC QUI PARLE
AND WESTERN SWIFT COUNTIES UNTIL 630 PM CDT...
AT 538 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
WAS LOCATED NEAR NASSAU...OR 9 MILES NORTHWEST OF MADISON...MOVING
NORTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
BELLINGHAM...LOUISBURG...APPLETON AND HOLLOWAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4528 9644 4525 9628 4520 9618 4520 9612
4541 9611 4541 9602 4522 9582 4515 9598
4515 9604 4513 9603 4496 9644
TIME...MOT...LOC 2240Z 228DEG 34KT 4508 9634
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 6:34 AM CDT | Special Weather Statement | MPX | Todd | 41 min |
| Aug 12, 6:40 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Todd | 26 min |
| Aug 12, 10:03 AM CDT | Heat Advisory | MPX | Anoka, Blue Earth, Brown, Carver, Dakota, Faribault and 16 more | 9 hr |
| Aug 12, 4:37 PM CDT | Flash Flood Watch | MPX | Anoka, Carver, Chisago, Dakota, Freeborn, Goodhue and 9 more | 29 hr |
| Aug 12, 5:34 PM CDT | Special Weather Statement | MPX | Redwood | 56 min |
| Aug 12, 5:40 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood, Renville, Yellow Medicine | 65 min |
| Aug 12, 6:18 PM CDT | Tornado Warning | MPX | Chippewa, Lac qui Parle, Swift | 42 min |
| Aug 12, 6:19 PM CDT | Severe Thunderstorm Warning | MPX | Douglas | 56 min |
| Aug 12, 6:21 PM CDT | Tornado Warning | MPX | Stevens | 24 min |
| Aug 12, 6:28 PM CDT | Tornado Warning | MPX | Chippewa, Lac qui Parle, Swift | 47 min |
| Aug 12, 6:35 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Chippewa, Kandiyohi, McLeod, Meeker, Redwood and 4 more | 55 min |
| Aug 12, 6:40 PM CDT | Areal Flood Advisory | MPX | Lac qui Parle, Swift | 6 hr |
| Aug 12, 6:47 PM CDT | Tornado Warning | MPX | Stevens | 28 min |
| Aug 12, 6:52 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, McLeod, Nicollet, Sibley | 53 min |
| Aug 12, 6:58 PM CDT | Tornado Warning | MPX | Douglas, Pope | 47 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.