Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 229, NWS Twin Cities, MN

July 23, 2005Douglas County, Pope County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 23, 2005, 8:22 AM CDT for Douglas County, Pope County, Minnesota. It was in force for 53 min. 7 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 23, 2005, 8:22 AM CDT (13:22 UTC)
Expired
Jul 23, 2005, 9:15 AM CDT
In force
53 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Douglas County, MN, Pope County, MN

The radar

The Minneapolis radar (KMPX), 186 km from the middle of the area, began a volume at 13:22 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
Jul 23, 8:40 AM CDTTSTM WND DMG1 S Kensington, MNNUMEROUS TREES DOWN.
Jul 23, 8:45 AM CDTTSTM WND DMGLowry, MNGRAIN BIN DOWN
Jul 23, 8:50 AM CDTTSTM WND DMG9 Sw Alexandria, MNTREE DOWN
Jul 23, 8:50 AM CDTTSTM WND DMGStarbuck, MNTREE DOWN
Jul 23, 9:00 AM CDTTSTM WND DMGGlenwood, MNTREE DOWN
Jul 23, 9:02 AM CDTTSTM WND DMG3 N Starbuck, MNSIXTH WAVE OF VERY STRONG WIND NOW OCCURRING ALONG LAKE PELICAN. INTENSE WIND BEGAN ABOUT 835 AM. WIND WOULD TAPER OFF SOMEWHAT BETWEEN BLASTS OF WIND. NUMEROUS TREES DOWN INCLUDING ONE ON A VEHICLE.
Jul 23, 9:15 AM CDTTSTM WND DMGSedan, MNTREES DOWN

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.

IssuedProductOfficeLasted
Jul 23, 7:15 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 1.4 hours before the alert went out and 183 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 2005-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 883 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 2005-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
883 J/kg
Mixed-layer CIN
-215 J/kg
Mixed-layer LCL
1174 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
255 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 231323
SVRMPX
MNC041-121-231415-
/O.NEW.KMPX.SV.W.0229.050723T1322Z-050723T1415Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
822 AM CDT SAT JUL 23 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DOUGLAS COUNTY IN WEST CENTRAL MINNESOTA
  POPE COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 915 AM CDT

* AT 819 AM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65
  MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 28 MILES
  WEST OF ALEXANDRIA TO 33 MILES SOUTHWEST OF GLENWOOD...AND MOVING  
  EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ALEXANDRIA...
  GLENWOOD...
  STARBUCK...
  EVANSVILLE...
  KENSINGTON...
  MILTONA...

DAMAGING WINDS UP TO 66 MPH WERE REPORTED AT THE AIRPORT NEAR MORRIS WITH 
THIS STORM.

LAT...LON 4608 9573 4543 9569 4543 9515 4609 9518

$$

KAT
1 follow-up statement
000 
WWUS53 KMPX 231350
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
848 AM CDT SAT JUL 23 2005

MNC041-121-231415-
/O.CON.KMPX.SV.W.0229.000000T0000Z-050723T1415Z/
DOUGLAS MN-POPE MN-
848 AM CDT SAT JUL 23 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 915 AM CDT FOR POPE
AND DOUGLAS COUNTIES...

AT 835 AM CDT...DAMAGING WINDS UP TO 80 MPH WERE REPORTED NEAR SWAN 
LAKE IN STEVENS COUNTY WITH THIS STORM. NUMEROUS TREES HAVE ALSO 
BEEN REPORTED DOWN IN DOUGLAS COUNTY. THIS IS A DANGEROUS 
STORM...SEEK SAFE SHELTER AND STAY AWAY FROM WINDOWS

AT 847 AM CDT...THESE STORMS WERE LOCATED ALONG A LINE EXTENDING 
FROM 7 MILES NORTHWEST OF ALEXANDRIA TO 10 MILES NORTHEAST OF 
BENSON...MOVING EAST AT 50 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE LEAF VALLEY...HOLMES...GROVE
LAKE...BELLE RIVER...STARBUCK...SEDAN...NELSON...MILTONA...
MILLERVILLE...LOWRY...LONG BEACH...KENSINGTON...GLENWOOD...FORADA...
FARWELL...EVANSVILLE...CARLOS...BRANDON AND ALEXANDRIA.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE 
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS

LAT...LON 4608 9573 4543 9569 4543 9515 4609 9518

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 3:33 AM CDTHeat AdvisoryMPXAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 30 more15 hr
Jul 23, 7:59 AM CDTSevere Thunderstorm WarningMPXStevens, Swift46 min
Jul 23, 8:45 AM CDTSevere Thunderstorm WarningMPXStevens, Swift60 min
Jul 23, 8:54 AM CDTSevere Thunderstorm WarningMPXKandiyohi, Stearns, Todd66 min
Jul 23, 9:13 AM CDTSevere Thunderstorm WarningMPXPope47 min
Jul 23, 9:29 AM CDTSevere Thunderstorm WarningMPXMeeker61 min
Jul 23, 9:41 AM CDTSevere Thunderstorm WarningMPXBenton, Sherburne64 min
Jul 23, 9:46 AM CDTSevere Thunderstorm WarningMPXWright59 min
Jul 23, 10:06 AM CDTSevere Thunderstorm WarningMPXIsanti, Kanabec, Mille Lacs54 min
Jul 23, 10:12 AM CDTSevere Thunderstorm WarningMPXHennepin63 min
Jul 23, 10:19 AM CDTSevere Thunderstorm WarningMPXAnoka56 min
Jul 23, 10:39 AM CDTSevere Thunderstorm WarningMPXChisago, Ramsey, Washington53 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005Every severe thunderstorm warning in 2005

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.