Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 356, NWS Twin Cities, MN

September 4, 2005Anoka County, Sherburne County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 4, 2005, 3:57 AM CDT for Anoka County, Sherburne County, Minnesota. It was in force for 63 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
Sep 4, 2005, 3:57 AM CDT (08:57 UTC)
Expired
Sep 4, 2005, 5:00 AM CDT
In force
63 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Anoka County, MN, Sherburne County, MN

The radar

The Minneapolis radar (KMPX), 55 km from the middle of the area, began a volume at 09:00 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
Sep 4, 3:58 AM CDTHAIL 1.25Elk River, MNREPORTED BY NWS EMPLOYEE.
Sep 4, 4:50 AM CDTHAIL 0.75Ramsey, 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
Sep 3, 8:35 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 9.0 hours before the alert went out and 360 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, International Fa, MN at 00:00Z on 2005-09-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, International Fa, MN at 00:00Z on 2005-09-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1532 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
9 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 040858
SVRMPX
MNC003-141-041000-
/O.NEW.KMPX.SV.W.0356.050904T0857Z-050904T1000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
357 AM CDT SUN SEP 4 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SHERBURNE COUNTY IN CENTRAL MINNESOTA
  ANOKA COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 500 AM CDT

* AT 356 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED NEAR ELK
  RIVER...OR ABOUT 16 MILES SOUTH OF PRINCETON...AND MOVING SOUTHEAST
  AT 5 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CEDAR...
  RAMSEY...
  ELK RIVER...
  ANDOVER...
  ANOKA...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4542 9356 4532 9363 4522 9341 4531 9324

$$

KAT
1 follow-up statement
000 
WWUS53 KMPX 041001
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
457 AM CDT SUN SEP 4 2005

MNC003-141-041010-
/O.EXP.KMPX.SV.W.0356.000000T0000Z-050904T1000Z/
SHERBURNE MN-ANOKA MN-
457 AM CDT SUN SEP 4 2005

...THE SEVERE THUNDERSTORM WARNING FOR ANOKA AND SHERBURNE COUNTIES
WILL EXPIRE AT 500 AM CDT...

THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING FOR ANOKA 
AND SHERBURNE COUNTIES HAS WEAKENED TO BELOW SEVERE LEVELS. 
THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4542 9356 4532 9363 4522 9341 4531 9324

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 3, 7:36 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Wright54 min
Sep 3, 7:59 PM CDTSevere Thunderstorm WarningMPXStearns46 min
Sep 3, 8:23 PM CDTSevere Thunderstorm WarningMPXHennepin67 min
Sep 3, 8:30 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker60 min
Sep 3, 8:40 PM CDTSevere Thunderstorm WarningMPXDakota65 min
Sep 3, 8:49 PM CDTSevere Thunderstorm WarningMPXCarver, Wright56 min
Sep 3, 8:56 PM CDTSevere Thunderstorm WarningMPXScott64 min
Sep 3, 9:09 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville66 min
Sep 3, 9:12 PM CDTSevere Thunderstorm WarningMPXGoodhue63 min
Sep 3, 9:25 PM CDTSevere Thunderstorm WarningMPXMeeker65 min
Sep 3, 9:41 PM CDTSevere Thunderstorm WarningMPXDakota64 min
Sep 3, 9:50 PM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice55 min
Sep 3, 9:55 PM CDTSevere Thunderstorm WarningMPXScott65 min
Sep 3, 10:05 PM CDTSevere Thunderstorm WarningMPXSibley55 min
Sep 3, 10:14 PM CDTSevere Thunderstorm WarningMPXGoodhue61 min
Sep 3, 10:16 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville59 min
Sep 3, 10:51 PM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice54 min
Sep 3, 10:58 PM CDTSevere Thunderstorm WarningMPXSibley62 min
Sep 3, 11:13 PM CDTSevere Thunderstorm WarningMPXMcLeod62 min
Sep 3, 11:55 PM CDTSevere Thunderstorm WarningMPXSibley65 min
Sep 4, 12:36 AM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker54 min
Sep 4, 1:27 AM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker63 min
Sep 4, 1:32 AM CDTFlash Flood WarningMPXMcLeod, Meeker3 hr
Sep 4, 1:53 AM CDTSevere Thunderstorm WarningMPXWright67 min
Sep 4, 1:57 AM CDTSevere Thunderstorm WarningMPXAnoka, Sherburne63 min
Sep 4, 2:25 AM CDTSevere Thunderstorm WarningMPXHennepin65 min
Sep 4, 2:27 AM CDTSevere Thunderstorm WarningMPXMcLeod63 min
Sep 4, 2:50 AM CDTSevere Thunderstorm WarningMPXCarver55 min
Sep 4, 2:57 AM CDTSevere Thunderstorm WarningMPXAnoka, Sherburne, Wright63 min
Sep 4, 4:07 AM CDTSevere Thunderstorm WarningMPXHennepin53 min
Sep 4, 4:11 AM CDTSevere Thunderstorm WarningMPXCarver64 min
Sep 4, 4:16 AM CDTFlash Flood WarningMPXAnoka, Hennepin3 hr
Sep 4, 4:21 AM CDTSevere Thunderstorm WarningMPXScott54 min
Sep 4, 5:06 AM CDTFlash Flood WarningMPXCarver, Scott3 hr
Sep 4, 5:10 AM CDTSevere Thunderstorm WarningMPXHennepin65 min
Sep 4, 5:16 AM CDTSevere Thunderstorm WarningMPXCarver59 min
Sep 4, 5:34 AM CDTSevere Thunderstorm WarningMPXScott56 min
Sep 4, 5:54 AM CDTFlash Flood WarningMPXRamsey3 hr
Sep 4, 6:10 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin65 min
Sep 4, 6:27 AM CDTSevere Thunderstorm WarningMPXScott63 min
Sep 4, 6:53 AM CDTFlash Flood WarningMPXRice, Steele4 hr
Sep 4, 6:57 AM CDTFlash Flood WarningMPXAnoka, Hennepin2 hr

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.