Alert archive / Minnesota / Tornado Warnings in 2010
Tornado Warning 31, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 17, 2010, 8:34 PM CDT for Chisago County, Minnesota. It was in force for 26 min. 3 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
- Jun 17, 2010, 8:34 PM CDT (01:34 UTC)
- Expired
- Jun 17, 2010, 9:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
County Chisago County, MN
The radar
The Minneapolis radar (KMPX), 100 km from the middle of the area, began a volume at 01:37 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 |
|---|---|---|---|
| Jun 17, 8:40 PM CDT | FUNNEL CLOUD | 2 N Rush City, MN | ALONG INTERSTATE 35. |
| Jun 17, 8:40 PM CDT | HAIL 1.75 | 2 N Rush City, MN | ALONG INTERSTATE 35. |
| Jun 17, 8:40 PM CDT | TORNADO | 2 N Rush City, MN |
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 |
|---|---|---|---|
| Jun 17, 1:54 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 1.6 hours before the alert went out and 326 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
- 396 J/kg
- Mixed-layer CIN
- -254 J/kg
- Mixed-layer LCL
- 1127 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 321 m²/s²
- 0-3 km storm-relative helicity
- 536 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
488
WFUS53 KMPX 180134
TORMPX
MNC025-180200-
/O.NEW.KMPX.TO.W.0031.100618T0134Z-100618T0200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
834 PM CDT THU JUN 17 2010
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN CHISAGO COUNTY IN EAST CENTRAL MINNESOTA...
* UNTIL 900 PM CDT
* AT 832 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS 4 MILES SOUTHWEST
OF RUSH CITY...AND MOVING NORTHEAST AT 45 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
RUSH CITY...
INTERSTATE 35...
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 900 PM CDT THURSDAY EVENING
FOR SOUTHEASTERN MINNESOTA.
&&
LAT...LON 4569 9286 4564 9288 4559 9288 4555 9303
4556 9303 4557 9309 4564 9314 4572 9314
4574 9306 4574 9283
TIME...MOT...LOC 0134Z 244DEG 37KT 4566 9301
$$
TRH/MTF3 follow-up statements
498
WWUS53 KMPX 180141
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
841 PM CDT THU JUN 17 2010
MNC025-180200-
/O.CON.KMPX.TO.W.0031.000000T0000Z-100618T0200Z/
CHISAGO MN-
841 PM CDT THU JUN 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN CHISAGO
COUNTY UNTIL 900 PM CDT...
AT 841 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
WAS LOCATED NEAR RUSH CITY...OR NEAR INTERSTATE 35...OR 15 MILES
NORTHEAST OF CAMBRIDGE...MOVING NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF EXTREME NORTHERN CHISAGO COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4569 9286 4564 9288 4559 9288 4557 9297
4560 9303 4566 9308 4572 9310 4574 9306
4574 9283
TIME...MOT...LOC 0141Z 244DEG 37KT 4569 9292
$$
TRH/MTF897
WWUS53 KMPX 180145
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
845 PM CDT THU JUN 17 2010
MNC025-180200-
/O.CON.KMPX.TO.W.0031.000000T0000Z-100618T0200Z/
CHISAGO MN-
845 PM CDT THU JUN 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL CHISAGO
COUNTY UNTIL 900 PM CDT...
AT 844 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
WAS LOCATED IMMEDIATELY NORTH OF RUSH CITY...OR 17 MILES NORTHEAST
OF CAMBRIDGE...MOVING NORTHEAST AT 45 MPH. HAIL UP TO THE SIZE OF
GOLF BALLS IS POSSIBLE WITH THIS TORNADIC STORM.
AT 843 PM...A FUNNEL CLOUD AND GOLF BALL SIZE HAIL WAS REPORTED BY A
TRAINED STORM SPOTTER WITH THIS STORM NEAR RUSH CITY.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS EXTREME NORTHERN CHISAGO COUNTY.
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.
TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4569 9286 4564 9288 4561 9288 4561 9292
4561 9296 4565 9301 4574 9303 4574 9283
TIME...MOT...LOC 0144Z 244DEG 37KT 4570 9288
$$
TRH901
WWUS53 KMPX 180153
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
853 PM CDT THU JUN 17 2010
MNC025-180203-
/O.EXP.KMPX.TO.W.0031.000000T0000Z-100618T0200Z/
CHISAGO MN-
853 PM CDT THU JUN 17 2010
...THE TORNADO WARNING FOR NORTH CENTRAL CHISAGO COUNTY WILL EXPIRE
AT 900 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4569 9286 4564 9288 4561 9288 4561 9292
4561 9296 4565 9301 4574 9303 4574 9283
TIME...MOT...LOC 0153Z 244DEG 37KT 4574 9276
$$
TRHThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 7:00 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Ramsey | 35 min |
| Jun 17, 7:10 PM CDT | Tornado Warning | MPX | Steele, Waseca | 50 min |
| Jun 17, 7:12 PM CDT | Special Weather Statement | MPX | Chisago, Washington | 2 hr |
| Jun 17, 7:13 PM CDT | Tornado Warning | MPX | Blue Earth, Steele, Waseca | 47 min |
| Jun 17, 7:28 PM CDT | Tornado Warning | MPX | Freeborn, Steele | 47 min |
| Jun 17, 7:52 PM CDT | Tornado Warning | MPX | Steele | 23 min |
| Jun 17, 7:55 PM CDT | Flash Flood Warning | MPX | Freeborn, Steele, Waseca | 6 hr |
| Jun 17, 8:00 PM CDT | Areal Flood Advisory | MPX | Blue Earth, Faribault, Le Sueur, Nicollet, Rice | 6 hr |
| Jun 17, 8:02 PM CDT | Severe Thunderstorm Warning | MPX | Chisago, Isanti | 43 min |
| Jun 17, 8:11 PM CDT | Tornado Warning | MPX | Steele | 34 min |
| Jun 17, 8:13 PM CDT | Tornado Warning | MPX | Freeborn | 32 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.