Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 291, NWS Twin Cities, MN

November 5, 2008Kanabec County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Nov 5, 2008, 7:34 AM CST for Kanabec County, Minnesota. It was in force for 26 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
Nov 5, 2008, 7:34 AM CST (13:34 UTC)
Expired
Nov 5, 2008, 8:00 AM CST
In force
26 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon

County Kanabec County, MN

The radar

The Duluth radar (KDLH), 120 km from the middle of the area, began a volume at 13:37 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
Nov 5, 7:35 AM CSTHAIL 0.88Mora, MNDIME TO NICKEL SIZE HAIL COVERED THE GROUND.

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, 1.6 hours before the alert went out and 130 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 2008-11-05Temperature 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, Minneapolis, MN at 12:00Z on 2008-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 235 square meters per square second.19395878Sfc1 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
1411 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
235 m²/s²
0-3 km storm-relative helicity
347 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 051334
SVRMPX
MNC065-051415-
/O.NEW.KMPX.SV.W.0291.081105T1334Z-081105T1415Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
734 AM CST WED NOV 5 2008

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 815 AM CST

* AT 733 AM CST...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED NEAR MORA...OR
  ABOUT OVER MORA...AND MOVING NORTHEAST AT 45 MPH.

* SOME LOCATIONS INCLUDE...
  QUAMBA...
  WARMAN...

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 SIGNIFICANT WIND OR HAIL DAMAGE TO THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4599 9305 4598 9313 4595 9313 4581 9324
      4582 9342 4615 9331 4616 9306
TIME...MOT...LOC 1335Z 212DEG 41KT 4589 9329

$$
2 follow-up statements
000 
WWUS53 KMPX 051350
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
750 AM CST WED NOV 5 2008

MNC065-051415-
/O.CON.KMPX.SV.W.0291.000000T0000Z-081105T1415Z/
KANABEC MN-
749 AM CST WED NOV 5 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 AM CST
FOR NORTHEASTERN KANABEC COUNTY...

AT 746 AM CST...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING PENNY SIZE HAIL.  THE SEVERE STORM WAS LOCATED
ABOUT 3 MILES NORTHWEST OF QUAMBA...AND MOVING NORTHEAST AT 60 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF NORTHEASTERN KANABEC COUNTY.

PREPARE IMMEDIATELY FOR LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4616 9306 4599 9305 4598 9313 4593 9314
      4595 9331 4616 9314
TIME...MOT...LOC 1349Z 219DEG 53KT 4599 9317

$$
000 
WWUS53 KMPX 051400
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
800 AM CST WED NOV 5 2008

MNC065-051410-
/O.CAN.KMPX.SV.W.0291.000000T0000Z-081105T1415Z/
KANABEC MN-
800 AM CST WED NOV 5 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN KANABEC COUNTY IS
CANCELLED...

RADAR INDICATED THAT THE SEVERE STORM HAD WEAKENED. THEREFORE...THE 
SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED.

REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT FOR RELAY TO
THE NATIONAL WEATHER SERVICE.

LAT...LON 4616 9306 4599 9305 4598 9313 4593 9314
      4595 9331 4616 9314
TIME...MOT...LOC 1400Z 219DEG 53KT 4611 9302

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 5, 7:47 AM CSTSevere Thunderstorm WarningMPXRedwood, Renville28 min
Nov 5, 8:04 AM CSTSevere Thunderstorm WarningMPXKandiyohi41 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.