Alert archive / Minnesota / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 73, NWS Twin Cities, MN

July 12, 2015Meeker County, Stearns County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 12, 2015, 8:54 PM CDT for Meeker County, Stearns County, Wright County, Minnesota. It was in force for 81 min. 8 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: Jul 12, 2015, 8:54 PM CDT (01:54 UTC)
Expired: Jul 12, 2015, 10:15 PM CDT
In force: 81 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.25 in
Wind: 70.0 mph

Counties Meeker County, MN, Stearns County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 69 km from the middle of the area, began a volume at 01:57 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
Jul 12, 9:00 PM CDT	TSTM WND DMG	Kimball, MN	5 INCH DIAMETER TREE LIMBS DOWN
Jul 12, 9:00 PM CDT	TSTM WND DMG	Saint Joseph, MN	SEMAPHORE TRAFIC SIGNAL DOWN
Jul 12, 9:00 PM CDT	TSTM WND DMG	St Joseph, MN	SEMAPHORE TRAFIC SIGNAL DOWN
Jul 12, 9:00 PM CDT	TSTM WND DMG	Wsw Kimball, MN	5 INCH DIAMETER TREE LIMBS DOWN
Jul 12, 9:45 PM CDT	TSTM WND GST 50	Monticello, MN
Jul 12, 9:45 PM CDT	TSTM WND GST 50	Monticello, MN
Jul 12, 9:45 PM CDT	TSTM WND GST 58	4 Se Clearwater, MN	RWIS ROAD SENSOR
Jul 12, 9:45 PM CDT	TSTM WND GST 58	Hasty, MN	RWIS ROAD SENSOR

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
Jul 12, 5:28 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.9 hours before the alert went out and 67 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: 3598 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 1040 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 12.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

152 
WUUS53 KMPX 130154 RRA
SVRMPX
MNC093-145-171-130315-
/O.NEW.KMPX.SV.W.0073.150713T0154Z-150713T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
854 PM CDT SUN JUL 12 2015

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN STEARNS COUNTY IN CENTRAL MINNESOTA...
  MEEKER COUNTY IN CENTRAL MINNESOTA...
  WRIGHT COUNTY IN CENTRAL MINNESOTA...

* UNTIL 1015 PM CDT

* AT 853 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM CLEAR LAKE TO NEAR RICHMOND...MOVING SOUTHEAST AT 35
  MPH.

  HAZARD...70 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

  SOURCE...TRAINED WEATHER SPOTTERS. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE 
           TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE 
           HOMES...ROOFS AND OUTBUILDINGS. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  CLEARWATER AROUND 900 PM CDT.
  MONTICELLO AND WATKINS AROUND 915 PM CDT.
  BIG LAKE AROUND 920 PM CDT.
  KIMBALL AROUND 925 PM CDT.
  ALBERTVILLE AND ANNANDALE AROUND 935 PM CDT.
  ST. MICHAEL AND OTSEGO AROUND 945 PM CDT.
  MAPLE LAKE AROUND 950 PM CDT.
  BUFFALO AROUND 1000 PM CDT.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
GREENLEAF...BUFFALO AIRPORT...PLEASANT LAKE...DARWIN...RASSAT...
LUXEMBURG...SOUTH HAVEN...ENFIELD...ROSCOE AND ST. MARTIN.

THIS INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 158 AND
205.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4556 9415 4550 9415 4539 9401 4539 9392
      4530 9377 4530 9357 4524 9352 4519 9366
      4516 9364 4506 9377 4498 9377 4498 9454
      4535 9477 4541 9477 4542 9481 4557 9491
      4560 9419
TIME...MOT...LOC 0153Z 310DEG 28KT 4545 9401 4548 9450 

HAIL...1.25IN
WIND...70MPH
 
$$

JRB

4 follow-up statements

049 
WWUS53 KMPX 130220
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
920 PM CDT SUN JUL 12 2015

MNC093-145-171-130315-
/O.CON.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
STEARNS MN-MEEKER MN-WRIGHT MN-
920 PM CDT SUN JUL 12 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR SOUTHERN STEARNS...NORTHERN MEEKER AND WRIGHT COUNTIES...

AT 919 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM ENFIELD TO NEAR ST NICHOLAS...MOVING SOUTHEAST AT 25
MPH.

HAZARD...70 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

SOURCE...TRAINED WEATHER SPOTTERS REPORTED A MEASURED 69 MPH WIND 
         GUST WITH THIS LINE OF STORMS. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE 
         TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE 
         HOMES...ROOFS AND OUTBUILDINGS. 

THESE SEVERE STORMS WILL BE NEAR...
  MONTICELLO AROUND 925 PM CDT.
  BIG LAKE AROUND 935 PM CDT.
  ALBERTVILLE AROUND 950 PM CDT.
  ANNANDALE AROUND 955 PM CDT.
  ST. MICHAEL AND OTSEGO AROUND 1000 PM CDT.
  INDEPENDENCE AND MAPLE LAKE AROUND 1010 PM CDT.
  BUFFALO...MONTROSE AND HOWARD LAKE AROUND 1015 PM CDT.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
BUFFALO AIRPORT...PLEASANT LAKE...DARWIN...RASSAT...LUXEMBURG...SOUTH
HAVEN...ENFIELD...ROSCOE...ST. MARTIN AND FRENCH LAKE.

THIS INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 158 AND
205.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4556 9415 4550 9415 4539 9401 4539 9392
      4530 9377 4530 9357 4524 9352 4519 9366
      4516 9364 4506 9377 4498 9377 4498 9431
      4529 9474 4535 9477 4541 9477 4542 9481
      4557 9491 4560 9419
TIME...MOT...LOC 0219Z 312DEG 23KT 4536 9391 4539 9440 

HAIL...1.25IN
WIND...70MPH
 
$$

JRB

958 
WWUS53 KMPX 130258
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
958 PM CDT SUN JUL 12 2015

MNC145-130307-
/O.CAN.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
STEARNS MN-
958 PM CDT SUN JUL 12 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN STEARNS COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED. THEREFORE THE 
WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4538 9396 4539 9392 4534 9387 4530 9377
      4530 9357 4524 9352 4519 9366 4516 9364
      4513 9371 4506 9377 4498 9377 4498 9410
      4527 9447 4530 9416 4541 9404
TIME...MOT...LOC 0257Z 310DEG 28KT 4517 9359 4520 9408 

$$

MNC093-171-130315-
/O.CON.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
MEEKER MN-WRIGHT MN-
958 PM CDT SUN JUL 12 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR NORTHEASTERN MEEKER AND WRIGHT COUNTIES...

AT 957 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR ROGERS TO NEAR MAPLE LAKE...MOVING SOUTHEAST AT
30 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...TRAINED WEATHER SPOTTERS. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  ST. MICHAEL...OTSEGO AND INDEPENDENCE AROUND 1005 PM CDT.
  HOWARD LAKE AROUND 1010 PM CDT.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
HANOVER...SMITH LAKE...SOUTH HAVEN...SILVER CREEK...ENFIELD...
WAVERLY...FRENCH LAKE...BUFFALO AIRPORT...RASSAT AND HASTY.

THIS INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 180 AND
205.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4538 9396 4539 9392 4534 9387 4530 9377
      4530 9357 4524 9352 4519 9366 4516 9364
      4513 9371 4506 9377 4498 9377 4498 9410
      4527 9447 4530 9416 4541 9404
TIME...MOT...LOC 0257Z 310DEG 28KT 4517 9359 4520 9408 

HAIL...1.00IN
WIND...60MPH
 
$$

JRB

596 
WWUS53 KMPX 130306
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1006 PM CDT SUN JUL 12 2015

MNC093-130315-
/O.CAN.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
MEEKER MN-
1006 PM CDT SUN JUL 12 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MEEKER COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED. THEREFORE THE 
WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FOR
EAST CENTRAL MINNESOTA.

LAT...LON 4531 9381 4531 9379 4530 9377 4530 9357
      4524 9352 4519 9366 4516 9364 4513 9371
      4506 9377 4498 9377 4498 9410 4510 9426
TIME...MOT...LOC 0305Z 310DEG 28KT 4513 9352 4516 9401 

$$

MNC171-130315-
/O.CON.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
WRIGHT MN-
1006 PM CDT SUN JUL 12 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR WRIGHT COUNTY...

AT 1005 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR CORCORAN TO RASSAT...MOVING SOUTHEAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...TRAINED WEATHER SPOTTERS. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

THESE SEVERE THUNDERSTORMS WILL REMAIN OVER MAINLY RURAL AREAS OF
WRIGHT COUNTY...INCLUDING THE FOLLOWING LOCATIONS...HANOVER...BUFFALO
AIRPORT...SMITH LAKE...RASSAT...WAVERLY AND GREENFIELD.

THIS INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 193 AND
205.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4531 9381 4531 9379 4530 9377 4530 9357
      4524 9352 4519 9366 4516 9364 4513 9371
      4506 9377 4498 9377 4498 9410 4510 9426
TIME...MOT...LOC 0305Z 310DEG 28KT 4513 9352 4516 9401 

HAIL...0.75IN
WIND...60MPH
 
$$

JRB

447 
WWUS53 KMPX 130314
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1014 PM CDT SUN JUL 12 2015

MNC171-130323-
/O.EXP.KMPX.SV.W.0073.000000T0000Z-150713T0315Z/
WRIGHT MN-
1014 PM CDT SUN JUL 12 2015

...THE SEVERE THUNDERSTORM WARNING FOR WRIGHT COUNTY WILL EXPIRE AT
1015 PM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE 
LIMITS...THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER 
HEAVY RAIN IS STILL POSSIBLE WITH THESE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FOR
EAST CENTRAL MINNESOTA.

LAT...LON 4531 9381 4531 9379 4530 9377 4530 9357
      4524 9352 4519 9366 4516 9364 4513 9371
      4506 9377 4498 9377 4498 9410 4510 9426
TIME...MOT...LOC 0312Z 310DEG 28KT 4513 9352 4516 9401 

$$

JRB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 12, 7:00 PM CDT	Tornado Warning	MPX	Morrison, Todd	45 min
Jul 12, 7:09 PM CDT	Tornado Warning	MPX	Pope, Stevens	36 min
Jul 12, 7:18 PM CDT	Tornado Warning	MPX	Morrison, Todd	42 min
Jul 12, 7:20 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Todd	70 min
Jul 12, 7:30 PM CDT	Special Weather Statement	MPX	Douglas	3 hr
Jul 12, 7:39 PM CDT	Tornado Warning	MPX	Douglas	30 min
Jul 12, 7:40 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison, Stearns	50 min
Jul 12, 7:42 PM CDT	Tornado Warning	MPX	Pope	48 min
Jul 12, 8:16 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	44 min
Jul 12, 8:24 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison, Sherburne	51 min
Jul 12, 8:27 PM CDT	Severe Thunderstorm Warning	MPX	Pope	33 min
Jul 12, 8:32 PM CDT	Severe Thunderstorm Warning	MPX	Kanabec, Mille Lacs	28 min
Jul 12, 8:40 PM CDT	Special Weather Statement	MPX	Douglas	35 min
Jul 12, 8:54 PM CDT	Severe Thunderstorm Warning	MPX	Isanti, Kanabec, Mille Lacs	51 min
Jul 12, 8:59 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Pope, Stearns	46 min
Jul 12, 8:59 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Benton, Isanti, Sherburne	61 min
Jul 12, 9:03 PM CDT	Special Weather Statement	MPX	Chippewa	27 min
Jul 12, 9:24 PM CDT	Severe Thunderstorm Warning	MPX	Chisago, Isanti	51 min
Jul 12, 9:31 PM CDT	Special Weather Statement	MPX	Kandiyohi	29 min
Jul 12, 9:48 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin, Wright	57 min
Jul 12, 9:48 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Isanti, Ramsey, Washington	57 min
Jul 12, 10:32 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns, Wright	26 min
Jul 12, 10:45 PM CDT	Special Weather Statement	MPX	Carver, Hennepin, McLeod, Ramsey, Washington, Wright	60 min
Jul 12, 10:55 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, Wright	35 min
Jul 12, 11:18 PM CDT	Special Weather Statement	MPX	Douglas	57 min
Jul 12, 11:18 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Scott	19 min
Jul 12, 11:40 PM CDT	Special Weather Statement	MPX	Dakota, Goodhue, Le Sueur, Rice, Scott	50 min
Jul 13, 12:29 AM CDT	Special Weather Statement	MPX	Todd	46 min
Jul 13, 12:41 AM CDT	Special Weather Statement	MPX	Goodhue	64 min
Jul 13, 1:23 AM CDT	Special Weather Statement	MPX	Sherburne	52 min
Jul 13, 2:47 AM CDT	Special Weather Statement	MPX	Washington	58 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2015 Every severe thunderstorm warning in 2015

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.