Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 15, NWS Twin Cities, MN

May 25, 20164 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 25, 2016, 3:16 PM CDT for 4 counties in Minnesota. It was in force for 44 min. 2 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: May 25, 2016, 3:16 PM CDT (20:16 UTC)
Expired: May 25, 2016, 4:00 PM CDT
In force: 44 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Douglas County, MN, Pope County, MN, Stearns County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 156 km from the middle of the area, began a volume at 20:16 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 25, 3:25 PM CDT	FUNNEL CLOUD	3 W West Union, MN	POSSIBLE TOUCHDOWN.
May 25, 3:27 PM CDT	HAIL 1	West Union, MN

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, 8.3 hours before the alert went out and 154 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: 452 J/kg
Mixed-layer CIN: -107 J/kg
Mixed-layer LCL: 1396 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 80 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

739 
WUUS53 KMPX 252016
SVRMPX
MNC041-121-145-153-252100-
/O.NEW.KMPX.SV.W.0015.160525T2016Z-160525T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
316 PM CDT WED MAY 25 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN STEARNS COUNTY IN CENTRAL MINNESOTA...
  SOUTHWESTERN TODD COUNTY IN CENTRAL MINNESOTA...
  SOUTHEASTERN DOUGLAS COUNTY IN WEST CENTRAL MINNESOTA...
  NORTHEASTERN POPE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 400 PM CDT

* AT 316 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER WESTPORT...OR
  15 MILES SOUTHEAST OF ALEXANDRIA...MOVING NORTHEAST AT 20 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. 

* LOCATIONS IMPACTED INCLUDE...
  SAUK CENTRE...LAKE OSAKIS...WEST UNION AND WESTPORT. 

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 113 AND 128.
 U.S. HIGHWAY 71 BETWEEN MILE MARKERS 167 AND 177.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4566 9516 4574 9528 4594 9508 4576 9476
TIME...MOT...LOC 2016Z 232DEG 16KT 4573 9516 

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

JPC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:30 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Scott, Sibley	45 min
May 25, 7:37 AM CDT	Special Weather Statement	MPX	Brown	38 min
May 25, 2:58 PM CDT	Severe Thunderstorm Warning	MPX	Nicollet, Renville, Sibley	47 min
May 25, 3:30 PM CDT	Tornado Warning Tornado observed	MPX	Stearns, Todd	45 min
May 25, 3:49 PM CDT	Special Weather Statement	MPX	Meeker	41 min
May 25, 3:52 PM CDT	Tornado Warning	MPX	Todd	38 min
May 25, 3:55 PM CDT	Special Weather Statement	MPX	Sibley	50 min
May 25, 4:29 PM CDT	Tornado Warning	MPX	Todd	46 min
May 25, 5:16 PM CDT	Special Weather Statement	MPX	Morrison	59 min
May 25, 5:29 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Todd	61 min
May 25, 5:40 PM CDT	Tornado Warning	MPX	Morrison	35 min
May 25, 6:31 PM CDT	Special Weather Statement	MPX	Morrison	44 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.