Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 18, NWS Twin Cities, MN

May 25, 2016Morrison County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 25, 2016, 8:00 PM CDT for Morrison County, Minnesota. It was in force for 45 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
May 25, 2016, 8:00 PM CDT (01:00 UTC)
Expired
May 25, 2016, 8:45 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

County Morrison County, MN

The radar

The Minneapolis radar (KMPX), 132 km from the middle of the area, began a volume at 01:03 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.0 hours before the alert went out and 131 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2016-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 755 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2016-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
755 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
1033 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.1

Open this sounding in Storm Lab

The text

As transmitted.

058 
WUUS53 KMPX 260100
SVRMPX
MNC097-260145-
/O.NEW.KMPX.SV.W.0018.160526T0100Z-160526T0145Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MORRISON COUNTY IN CENTRAL MINNESOTA...

* UNTIL 845 PM CDT

* AT 800 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER SOBIESKI...OR
  NEAR LITTLE FALLS...MOVING EAST AT 15 MPH.

  HAZARD...HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* LOCATIONS IMPACTED INCLUDE...
  LITTLE FALLS...PIERZ...ROYALTON...FLENSBURG...BUCKMAN...SOBIESKI...GENOLA
  AND LITTLE FALLS AIRPORT.

THIS INCLUDES U.S. HIGHWAY 10 IN MINNESOTA BETWEEN MILE MARKERS 142
AND 156.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

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

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

&&

LAT...LON 4586 9454 4600 9450 4603 9414 4590 9406
      4582 9419
TIME...MOT...LOC 0100Z 277DEG 13KT 4593 9442 

HAIL...1.25IN
WIND...<50MPH
 
$$

JPC
2 follow-up statements
204 
WWUS53 KMPX 260125
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
825 PM CDT WED MAY 25 2016

MNC097-260145-
/O.CON.KMPX.SV.W.0018.000000T0000Z-160526T0145Z/
MORRISON MN-
825 PM CDT WED MAY 25 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHWESTERN MORRISON COUNTY...

AT 825 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LITTLE FALLS
AIRPORT...OR NEAR LITTLE FALLS...MOVING EAST AT 15 MPH.

HAZARD...HALF DOLLAR SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
LITTLE FALLS...PIERZ...ROYALTON...BUCKMAN...GENOLA AND LITTLE FALLS
AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

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

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

&&

LAT...LON 4585 9448 4601 9439 4603 9414 4590 9406
      4582 9419
TIME...MOT...LOC 0125Z 271DEG 12KT 4591 9435 

HAIL...1.25IN
WIND...<50MPH
 
$$

JPC
206 
WWUS53 KMPX 260143
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
843 PM CDT WED MAY 25 2016

MNC097-260153-
/O.EXP.KMPX.SV.W.0018.000000T0000Z-160526T0145Z/
MORRISON MN-
843 PM CDT WED MAY 25 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MORRISON COUNTY
WILL EXPIRE AT 845 PM CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER HEAVY RAIN
IS STILL POSSIBLE WITH THIS THUNDERSTORM.

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 4585 9448 4601 9439 4603 9414 4590 9406
      4582 9419
TIME...MOT...LOC 0142Z 277DEG 13KT 4591 9435 

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 10:33 PM CDTSpecial Weather StatementMPXMartin42 min
May 25, 10:50 PM CDTSevere Thunderstorm WarningMPXMartin55 min
May 25, 11:20 PM CDTSevere Thunderstorm WarningMPXFaribault, Martin55 min
May 25, 11:37 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Martin38 min
May 25, 11:51 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Nicollet54 min
May 26, 12:30 AM CDTSevere Thunderstorm WarningMPXNicollet45 min
May 26, 12:48 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown27 min
May 26, 1:05 AM CDTSevere Thunderstorm WarningMPXMartin, Watonwan40 min
May 26, 1:16 AM CDTSevere Thunderstorm WarningMPXLe Sueur, Nicollet44 min
May 26, 1:38 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet24 min
May 26, 2:01 AM CDTSpecial Weather StatementMPXBlue Earth, Faribault, Waseca44 min
May 26, 2:14 AM CDTSpecial Weather StatementMPXScott46 min
May 26, 3:07 AM CDTSpecial Weather StatementMPXGoodhue53 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.