Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 281, NWS Twin Cities, MN

August 9, 2005Scott County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 9, 2005, 3:15 PM CDT for Scott County, Minnesota. It was in force for 45 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
Aug 9, 2005, 3:15 PM CDT (20:15 UTC)
Expired
Aug 9, 2005, 4:00 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Scott County, MN

The radar

The Minneapolis radar (KMPX), 19 km from the middle of the area, began a volume at 20:18 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
Aug 9, 3:20 PM CDTHAIL 1.75St Benedict, MN

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
Aug 9, 2:20 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 8.3 hours before the alert went out and 20 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 2005-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2206 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 12:00Z on 2005-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2206 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1490 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
-12 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.

000 
WUUS53 KMPX 092015
SVRMPX
MNC139-092100-
/O.NEW.KMPX.SV.W.0281.050809T2015Z-050809T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
315 PM CDT TUE AUG 9 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SCOTT COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 400 PM CDT

* AT 306 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS.
  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM SAVAGE TO
  HELENA...AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CRYSTAL BAY...
  VESELI...
  NEW MARKET...
  ELKO...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4480 9345 4456 9378 4456 9330 4475 9335

$$

MKM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 1:13 AM CDTSevere Thunderstorm WarningMPXDouglas39 min
Aug 9, 3:31 AM CDTSevere Thunderstorm WarningMPXDouglas41 min
Aug 9, 3:48 AM CDTSevere Thunderstorm WarningMPXTodd57 min
Aug 9, 4:15 AM CDTSevere Thunderstorm WarningMPXMorrison60 min
Aug 9, 5:11 AM CDTSevere Thunderstorm WarningMPXKanabec, Mille Lacs44 min
Aug 9, 2:11 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin49 min
Aug 9, 2:33 PM CDTSevere Thunderstorm WarningMPXSibley42 min
Aug 9, 2:37 PM CDTSevere Thunderstorm WarningMPXBrown, Redwood38 min
Aug 9, 2:43 PM CDTSevere Thunderstorm WarningMPXCarver, Scott47 min
Aug 9, 3:11 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin64 min
Aug 9, 3:11 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Le Sueur, Nicollet73 min
Aug 9, 3:25 PM CDTSevere Thunderstorm WarningMPXRice65 min
Aug 9, 3:25 PM CDTTornado WarningMPXBlue Earth, Nicollet34 min
Aug 9, 3:30 PM CDTSevere Thunderstorm WarningMPXBrown32 min
Aug 9, 3:31 PM CDTSevere Thunderstorm WarningMPXWashington59 min
Aug 9, 3:44 PM CDTSevere Thunderstorm WarningMPXWaseca61 min
Aug 9, 3:52 PM CDTSevere Thunderstorm WarningMPXMartin39 min
Aug 9, 3:55 PM CDTSevere Thunderstorm WarningMPXGoodhue65 min
Aug 9, 4:02 PM CDTSevere Thunderstorm WarningMPXSteele46 min
Aug 9, 4:08 PM CDTSevere Thunderstorm WarningMPXFaribault70 min
Aug 9, 4:42 PM CDTSevere Thunderstorm WarningMPXWaseca25 min
Aug 9, 5:09 PM CDTSevere Thunderstorm WarningMPXFreeborn50 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.