Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 14, NWS Twin Cities, MN

May 25, 2008Chippewa County, Kandiyohi County, Swift County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 25, 2008, 9:01 AM CDT for Chippewa County, Kandiyohi County, Swift 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 25, 2008, 9:01 AM CDT (14:01 UTC)
Expired
May 25, 2008, 9:45 AM CDT
In force
44 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon

Counties Chippewa County, MN, Kandiyohi County, MN, Swift County, MN

The radar

The Minneapolis radar (KMPX), 139 km from the middle of the area, began a volume at 14:03 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.

What was reported inside it

TimeReportWhereRemark
May 25, 9:23 AM CDTHAIL 1.515 N Willmar, MNONE AND HALF INCH DIAMETER HAIL REPORTED AT SIBLEY STATE PARK

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, 2.0 hours before the alert went out and 136 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 12:00Z on 2008-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 58 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2008-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.1939587897117Sfc1 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
58 J/kg
Mixed-layer CIN
-266 J/kg
Mixed-layer LCL
641 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
-3.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 251402
SVRMPX
MNC023-067-151-251445-
/O.NEW.KMPX.SV.W.0014.080525T1401Z-080525T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
901 AM CDT SUN MAY 25 2008

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...
  EASTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA...
  EXTREME NORTHEASTERN CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 945 AM CDT

* AT 859 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING PENNY SIZE HAIL.  THIS STORM WAS LOCATED 4
  MILES SOUTH OF KERKHOVEN...AND MOVING NORTHEAST AT 43 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KERKHOVEN...
  NEW LONDON...
  SUNBURG...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST
LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4540 9532 4541 9478 4513 9514 4516 9552
TIME...MOT...LOC 1401Z 216DEG 37KT 4515 9529

$$
2 follow-up statements
000 
WWUS53 KMPX 251417
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
917 AM CDT SUN MAY 25 2008

MNC023-067-151-251445-
/O.CON.KMPX.SV.W.0014.000000T0000Z-080525T1445Z/
KANDIYOHI MN-SWIFT MN-CHIPPEWA MN-
917 AM CDT SUN MAY 25 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM CDT
FOR NORTHWESTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...AND EXTREME
NORTHEASTERN CHIPPEWA  AND EASTERN SWIFT COUNTIES IN WEST CENTRAL
MINNESOTA...

AT 916 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THESE SEVERE
THUNDERSTORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES
NORTHWEST OF NEW LONDON TO 3 MILES SOUTHEAST OF KERKHOVEN...AND
MOVING NORTHEAST AT 53 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SUNBURG...REGAL...PENNOCK...
NEW LONDON...MURDOCK AND KERKHOVEN.

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST
LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4540 9532 4541 9478 4513 9514 4516 9552
TIME...MOT...LOC 1417Z 222DEG 46KT 4538 9504 4518 9525

$$
000 
WWUS53 KMPX 251437
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
936 AM CDT SUN MAY 25 2008

MNC023-067-151-251445-
/O.CON.KMPX.SV.W.0014.000000T0000Z-080525T1445Z/
KANDIYOHI MN-SWIFT MN-CHIPPEWA MN-
936 AM CDT SUN MAY 25 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM CDT
FOR NORTHWESTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...AND EXTREME
NORTHEASTERN CHIPPEWA  AND EASTERN SWIFT COUNTIES IN WEST CENTRAL
MINNESOTA...

AT 923 AM CDT...PING PONG SIZE HAIL WAS REPORTED IN SIBLEY STATE 
PARK OR ABOUT 15 MILES NORTH OF WILLMAR BY FIRE RESQUE WITH THIS 
STORM.

AT 933 AM CDT.... THESE SEVERE THUNDERSTORMS WERE LOCATED ALONG A
LINE EXTENDING FROM REGAL TO 4 MILES SOUTHWEST OF NEW LONDON...AND
MOVING NORTHEAST AT 39 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SUNBURG...REGAL...PENNOCK...
NEW LONDON...MURDOCK AND KERKHOVEN.

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST
LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4540 9532 4541 9478 4513 9514 4516 9552
TIME...MOT...LOC 1436Z 239DEG 34KT 4542 9482 4527 9498

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 7:43 AM CDTSevere Thunderstorm WarningMPXChippewa, Lac qui Parle, Yellow Medicine62 min
May 25, 8:24 AM CDTSevere Thunderstorm WarningMPXSwift51 min
May 25, 9:24 AM CDTSevere Thunderstorm WarningMPXStearns66 min
May 25, 10:01 AM CDTSevere Thunderstorm WarningMPXBenton, Sherburne, Stearns44 min
May 25, 10:42 AM CDTSevere Thunderstorm WarningMPXBenton, Isanti, Kanabec, Mille Lacs63 min
May 25, 11:10 AM CDTSevere Thunderstorm WarningMPXIsanti27 min
May 25, 11:34 AM CDTSevere Thunderstorm WarningMPXChisago26 min
May 25, 3:04 PM CDTSevere Thunderstorm WarningMPXMeeker, Stearns, Wright56 min
May 25, 3:36 PM CDTSevere Thunderstorm WarningMPXMeeker, Sherburne, Wright54 min
May 25, 3:49 PM CDTTornado WarningMPXSherburne, Wright26 min
May 25, 4:01 PM CDTSevere Thunderstorm WarningMPXBenton, Meeker, Mille Lacs, Sherburne, Stearns, Wright59 min
May 25, 4:03 PM CDTTornado WarningMPXHennepin, Wright27 min
May 25, 4:13 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Isanti, Washington62 min
May 25, 4:37 PM CDTTornado WarningMPXAnoka, Ramsey, Washington23 min
May 25, 4:41 PM CDTSevere Thunderstorm WarningMPXSherburne, Wright49 min
May 25, 4:56 PM CDTTornado WarningMPXAnoka, Ramsey, Washington34 min
May 25, 5:02 PM CDTSevere Thunderstorm WarningMPXHennepin28 min
May 25, 5:17 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Isanti, Washington43 min
May 25, 5:25 PM CDTSevere Thunderstorm WarningMPXAnoka, Ramsey, Washington35 min
May 25, 6:00 PM CDTSevere Thunderstorm WarningMPXWashington30 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2008Every severe thunderstorm warning in 2008

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.