Alert archive / Minnesota / Tornado Warnings in 2016

Tornado Warning 40, NWS Twin Cities, MN

July 11, 2016Benton County, Sherburne County, Stearns County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jul 11, 2016, 7:37 PM CDT for Benton County, Sherburne County, Stearns County, Minnesota. It was in force for 23 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 11, 2016, 7:37 PM CDT (00:37 UTC)
Expired: Jul 11, 2016, 8:00 PM CDT
In force: 23 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Benton County, MN, Sherburne County, MN, Stearns County, MN

The radar

The Minneapolis radar (KMPX), 89 km from the middle of the area, began a volume at 00:40 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 11, 3:48 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 11, 5:31 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 88 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2508 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1167 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 393 m²/s²
Significant tornado parameter: 2.9
Supercell composite: 26.2

Open this sounding in Storm Lab

The text

As transmitted.

222 
WFUS53 KMPX 120037
TORMPX
MNC009-141-145-120100-
/O.NEW.KMPX.TO.W.0040.160712T0037Z-160712T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
737 PM CDT MON JUL 11 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL STEARNS COUNTY IN CENTRAL MINNESOTA...
  NORTHWESTERN SHERBURNE COUNTY IN CENTRAL MINNESOTA...
  SOUTH CENTRAL BENTON COUNTY IN CENTRAL MINNESOTA...

* UNTIL 800 PM CDT

* AT 737 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER PLEASANT LAKE...OR NEAR ST.
  CLOUD...MOVING EAST AT 35 MPH.

  HAZARD...TORNADO. 

  SOURCE...WEATHER SPOTTERS REPORTED FUNNEL CLOUD. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE
           DAMAGE IS LIKELY. 

* THIS TORNADIC THUNDERSTORM WILL BE MOVING THROUGH ST. CLOUD.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 159 AND 173.
 U.S. HIGHWAY 10 IN MINNESOTA BETWEEN MILE MARKERS 174 AND 187.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN
A MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4544 9433 4557 9438 4565 9404 4547 9395
TIME...MOT...LOC 0037Z 253DEG 32KT 4551 9428 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

2 follow-up statements

873 
WWUS53 KMPX 120050
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
750 PM CDT MON JUL 11 2016

MNC009-141-145-120100-
/O.CON.KMPX.TO.W.0040.000000T0000Z-160712T0100Z/
STEARNS MN-SHERBURNE MN-BENTON MN-
750 PM CDT MON JUL 11 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR EAST
CENTRAL STEARNS...NORTHWESTERN SHERBURNE AND SOUTH CENTRAL BENTON
COUNTIES...
        
AT 749 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER ST. CLOUD...MOVING EAST AT 35 MPH.

HAZARD...TORNADO. 

SOURCE...WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE
         IS LIKELY. 

THIS TORNADIC THUNDERSTORM WILL IMPACT ST. CLOUD AND SURROUNDING
LOCATIONS IN SHERBURNE AND BENTON COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4549 9421 4560 9424 4565 9404 4547 9395
TIME...MOT...LOC 0049Z 250DEG 32KT 4556 9414 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

275 
WWUS53 KMPX 120058
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
758 PM CDT MON JUL 11 2016

MNC009-141-145-120108-
/O.EXP.KMPX.TO.W.0040.000000T0000Z-160712T0100Z/
STEARNS MN-SHERBURNE MN-BENTON MN-
758 PM CDT MON JUL 11 2016

...THE TORNADO WARNING FOR EAST CENTRAL STEARNS...NORTHWESTERN
SHERBURNE AND SOUTH CENTRAL BENTON COUNTIES WILL EXPIRE AT 800 PM
CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER HEAVY RAIN
IS STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR CENTRAL
MINNESOTA.

LAT...LON 4549 9421 4560 9424 4565 9404 4547 9395
TIME...MOT...LOC 0056Z 253DEG 32KT 4556 9414 

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 11, 7:00 PM CDT	Tornado Warning	MPX	Kandiyohi, Meeker, Stearns	30 min
Jul 11, 7:09 PM CDT	Tornado Warning	MPX	Benton	36 min
Jul 11, 7:16 PM CDT	Tornado Warning	MPX	Stearns	29 min
Jul 11, 7:32 PM CDT	Flash Flood Warning	MPX	Benton, Morrison, Sherburne, Stearns	4 hr
Jul 11, 8:05 PM CDT	Flash Flood Warning	MPX	Benton, Kanabec, Mille Lacs, Morrison	4 hr
Jul 11, 8:22 PM CDT	Special Weather Statement	MPX	Sherburne	38 min
Jul 11, 8:44 PM CDT	Severe Thunderstorm Warning	MPX	Sherburne, Wright	31 min
Jul 11, 8:50 PM CDT	Tornado Warning	MPX	Sherburne	25 min
Jul 11, 9:00 PM CDT	Tornado Warning	MPX	Sherburne	11 min
Jul 11, 11:12 PM CDT	Special Weather Statement	MPX	Freeborn	33 min
Jul 11, 11:19 PM CDT	Special Weather Statement	MPX	Douglas	41 min
Jul 11, 11:49 PM CDT	Flash Flood Warning	MPX	Anoka, Chisago, Isanti	3 hr
Jul 12, 12:43 AM CDT	Special Weather Statement	MPX	Blue Earth	47 min
Jul 12, 10:39 AM CDT	Areal Flood Warning	MPX	Benton, Kanabec, Mille Lacs	4 days

Nearby

Tornado Warnings in Minnesota, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.