Alert archive / Minnesota / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 11, NWS Twin Cities, MN

May 16, 2015Chippewa County, Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 16, 2015, 4:16 PM CDT for Chippewa County, Yellow Medicine County, Minnesota. It was in force for 44 min. 1 report 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: May 16, 2015, 4:16 PM CDT (21:16 UTC)
Expired: May 16, 2015, 5:00 PM CDT
In force: 44 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Chippewa County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 169 km from the middle of the area, began a volume at 21:12 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
May 16, 4:35 PM CDT	TORNADO	5 Ne Watson, MN	TRAINED SPOTTER REPORTED TORNADO TOUCHDOWN NORTH OF MONTEVIDEO. LAW ENFORCEMENT REPORTED PART OF ROOF BLOWN OFF BUILDING AT A FARMSTEAD 1 MILE WEST OF HWY 29 ABOUT 7 MILES NORTH OF MONTEVIDEO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.3 hours before the alert went out and 166 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 853 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 128 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

398 
WUUS53 KMPX 162116
SVRMPX
MNC023-173-162200-
/O.NEW.KMPX.SV.W.0011.150516T2116Z-150516T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
416 PM CDT SAT MAY 16 2015

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA...
  CENTRAL CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 500 PM CDT

* AT 415 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER HAZEL RUN...
  OR 12 MILES SOUTH OF MONTEVIDEO...MOVING NORTH AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

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

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  GRANITE FALLS AROUND 420 PM CDT.
  MONTEVIDEO AROUND 440 PM CDT.
  WATSON AROUND 445 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BIG BEND
CITY...HAZEL RUN...GRANITE FALLS AIRPORT...MONTEVIDEO AIRPORT AND
ASBURY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4515 9548 4469 9554 4469 9579 4489 9581
      4489 9575 4493 9573 4495 9580 4496 9582
      4515 9584
TIME...MOT...LOC 2115Z 180DEG 27KT 4477 9567 

HAIL...1.25IN
WIND...60MPH
 
$$

3 follow-up statements

179 
WWUS53 KMPX 162128
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
428 PM CDT SAT MAY 16 2015

MNC023-173-162200-
/O.CON.KMPX.SV.W.0011.000000T0000Z-150516T2200Z/
YELLOW MEDICINE MN-CHIPPEWA MN-
428 PM CDT SAT MAY 16 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR NORTHEASTERN YELLOW MEDICINE AND CENTRAL CHIPPEWA COUNTIES...

AT 427 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MONTEVIDEO...
MOVING NORTH AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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

THIS SEVERE STORM WILL BE NEAR...
  MONTEVIDEO AROUND 440 PM CDT.
  WATSON AROUND 445 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BIG BEND
CITY...MONTEVIDEO AIRPORT AND ASBURY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4479 9553 4480 9580 4489 9581 4489 9575
      4493 9573 4495 9580 4496 9582 4515 9584
      4515 9548
TIME...MOT...LOC 2127Z 180DEG 27KT 4487 9567 

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

MPG

136 
WWUS53 KMPX 162139
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
439 PM CDT SAT MAY 16 2015

MNC173-162149-
/O.CAN.KMPX.SV.W.0011.000000T0000Z-150516T2200Z/
YELLOW MEDICINE MN-
439 PM CDT SAT MAY 16 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN YELLOW MEDICINE
COUNTY IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4515 9584 4515 9548 4485 9554 4491 9568
      4490 9569 4491 9572 4493 9573 4496 9582
TIME...MOT...LOC 2139Z 184DEG 26KT 4495 9562 

$$

MNC023-162200-
/O.CON.KMPX.SV.W.0011.000000T0000Z-150516T2200Z/
CHIPPEWA MN-
439 PM CDT SAT MAY 16 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR CENTRAL CHIPPEWA COUNTY...

AT 439 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ASBURY...OR
NEAR MONTEVIDEO...MOVING NORTH AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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

THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
CENTRAL CHIPPEWA COUNTY...INCLUDING THE FOLLOWING LOCATIONS...BIG
BEND CITY...MONTEVIDEO AIRPORT AND ASBURY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4515 9584 4515 9548 4485 9554 4491 9568
      4490 9569 4491 9572 4493 9573 4496 9582
TIME...MOT...LOC 2139Z 184DEG 26KT 4495 9562 

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

578 
WWUS53 KMPX 162151
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
451 PM CDT SAT MAY 16 2015

MNC023-162201-
/O.EXP.KMPX.SV.W.0011.000000T0000Z-150516T2200Z/
CHIPPEWA MN-
451 PM CDT SAT MAY 16 2015

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CHIPPEWA COUNTY WILL
EXPIRE AT 500 PM CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY. THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
THE TWIN CITIES.

LAT...LON 4515 9584 4515 9548 4485 9554 4491 9568
      4490 9569 4491 9572 4493 9573 4496 9582
TIME...MOT...LOC 2149Z 180DEG 27KT 4495 9562 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 12:07 PM CDT	Special Weather Statement	MPX	Kandiyohi	38 min
May 16, 3:58 PM CDT	Special Weather Statement	MPX	Yellow Medicine	32 min
May 16, 4:01 PM CDT	Special Weather Statement	MPX	Chippewa	29 min
May 16, 4:29 PM CDT	Tornado Warning	MPX	Lac qui Parle	16 min
May 16, 4:44 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	31 min
May 16, 5:05 PM CDT	Tornado Warning	MPX	Chippewa, Swift	25 min
May 16, 5:12 PM CDT	Special Weather Statement	MPX	Stevens	33 min
May 16, 5:20 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa	25 min
May 16, 5:39 PM CDT	Tornado Warning Tornado observed	MPX	Swift	36 min
May 16, 5:45 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Swift	17 min
May 16, 5:52 PM CDT	Tornado Warning Tornado observed	MPX	Chippewa, Swift	23 min
May 16, 6:11 PM CDT	Tornado Warning	MPX	Swift	34 min
May 16, 6:21 PM CDT	Special Weather Statement	MPX	Renville	39 min
May 16, 6:41 PM CDT	Tornado Warning	MPX	Pope, Swift	34 min
May 16, 6:54 PM CDT	Special Weather Statement	MPX	Meeker	36 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.