Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 252, NWS Grand Forks, ND

September 5, 2005Becker County, Otter Tail County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Sep 5, 2005, 8:31 PM CDT for Becker County, Otter Tail County, Minnesota. It was in force for 59 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: Sep 5, 2005, 8:31 PM CDT (01:31 UTC)
Expired: Sep 5, 2005, 9:30 PM CDT
In force: 59 min
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

Counties Becker County, MN, Otter Tail County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 138 km from the middle of the area, began a volume at 01:34 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

Time	Report	Where	Remark
Sep 5, 8:40 PM CDT	TSTM WND GST 60	12 N Lake Park, MN	TREE BRANCHES DOWN. BRIEF POWER OUTAGES.

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.

Issued	Product	Office	Lasted
Sep 5, 3:45 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 1.5 hours before the alert went out and 276 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 807 J/kg
Mixed-layer CIN: -197 J/kg
Mixed-layer LCL: 1413 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 197 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 KFGF 060131
SVRFGF
MNC005-111-060230-
/O.NEW.KFGF.SV.W.0252.050906T0131Z-050906T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
831 PM CDT MON SEP 5 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BECKER COUNTY IN NORTHWEST MINNESOTA
  THIS INCLUDES THE CITY OF DETROIT LAKES
  NORTHERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 930 PM CDT.

* AT 828 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
  HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM 2 MILES SOUTHEAST OF ULEN
  TO 9 MILES NORTH OF EVERDELL...MOVING TO THE EAST AT 25 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  LAKE PARK AT 845 PM
  CARLISLE AT 855 PM
  OGEMA...PELICAN RAPIDS...ELIZABETH AND CORMORANT AT 900 PM
  WHITE EARTH...WESTBURY...ERHARD AND DUNVILLA AT 905 PM

REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

LAT...LON 4713 9617 4660 9616 4634 9624 4638 9520
      4713 9521

$$

JCA/GJG

2 follow-up statements

000 
WWUS53 KFGF 060155
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
855 PM CDT MON SEP 5 2005

MNC005-111-060230-
/O.CON.KFGF.SV.W.0252.000000T0000Z-050906T0230Z/
BECKER MN-OTTER TAIL MN-
855 PM CDT MON SEP 5 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 930 PM CDT FOR
NORTHERN OTTER TAIL AND BECKER COUNTIES...

AT 849 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE HAIL...
AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 4 MILES EAST OF WHITE EARTH TO NEAR
SHOREHAM TO 3 MILES NORTH OF CARLISLE...MOVING TO THE EAST AT 35 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  LAKE LIDA BY 900 PM CDT...
  MAPLEWOOD STATE PARK BY 905 PM CDT...
  VERGAS...ROCHERT AND EDWARDS BY 910 PM CDT...
  MANY POINT LAKE AND HEIGHT OF LAND LAKE BY 915 PM CDT...

REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CDT
TUESDAY MORNING FOR NORTH CENTRAL MINNESOTA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING FOR
NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4713 9617 4660 9616 4634 9624 4638 9520
      4713 9521

$$

JCA

000 
WWUS53 KFGF 060228 RRA
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
929 PM CDT MON SEP 5 2005

MNC005-111-060239-
/O.EXP.KFGF.SV.W.0252.000000T0000Z-050906T0230Z/
BECKER MN-OTTER TAIL MN-
929 PM CDT MON SEP 5 2005

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN OTTER TAIL AND BECKER
COUNTIES EXPIRED AT 930 PM CDT...

DOPPLER RADAR INDICATED THE STORMS WERE NO LONGER SEVERE AND THE
WARNING WAS ALLOWED TO EXPIRE AT 930 PM CDT.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CDT
TUESDAY MORNING FOR NORTH CENTRAL MINNESOTA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING FOR
NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4713 9617 4660 9616 4634 9624 4638 9520
      4713 9521

$$

JCA

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 5, 7:02 PM CDT	Severe Thunderstorm Warning	FGF	Clay	58 min
Sep 5, 7:11 PM CDT	Tornado Warning	FGF	Clay	45 min
Sep 5, 8:05 PM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Mahnomen, Polk	55 min
Sep 5, 8:13 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Wilkin	62 min
Sep 5, 8:33 PM CDT	Severe Thunderstorm Warning	FGF	Norman	57 min
Sep 5, 9:22 PM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Hubbard	53 min
Sep 5, 9:47 PM CDT	Severe Thunderstorm Warning	FGF	Wadena	58 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005 Every 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.