Alert archive / Minnesota / Tornado Watches in 2005

Tornado Watch 532

June 26, 20055 counties in Minnesota

The Storm Prediction Center issued this tornado watch at Jun 26, 2005, 3:45 PM CDT for 5 counties in Minnesota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Jun 26, 2005, 3:45 PM CDT (20:45 UTC)
Expired: Jun 26, 2005, 10:00 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center

Counties Aitkin County, MN, Carlton County, MN, Cass County, MN, Crow Wing County, MN, Itasca County, MN

The radar

The Duluth radar (KDLH), 120 km from the middle of the area, began a volume at 20:47 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.

Warnings issued inside it

7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 26, 4:26 PM CDT	Severe Thunderstorm Warning	DLH	Cass	24 min
Jun 26, 5:12 PM CDT	Tornado Warning	DLH	Cass	48 min
Jun 26, 5:50 PM CDT	Tornado Warning	DLH	Crow Wing	25 min
Jun 26, 5:55 PM CDT	Tornado Warning	DLH	Cass	20 min
Jun 26, 6:15 PM CDT	Tornado Warning	DLH	Crow Wing	30 min
Jun 26, 6:45 PM CDT	Tornado Warning	DLH	Crow Wing	32 min
Jun 26, 7:16 PM CDT	Severe Thunderstorm Warning	DLH	Aitkin	44 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 8.8 hours before the alert went out and 176 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1345 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 104 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 
WWUS20 KWNS 262040
SEL2  
SPC WW 262040
MNZ000-270300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 532
NWS STORM PREDICTION CENTER NORMAN OK
345 PM CDT SUN JUN 26 2005

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       NORTHERN MINNESOTA

EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 345 PM UNTIL 1000
PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 45 MILES NORTHWEST OF BRAINERD
MINNESOTA TO 40 MILES SOUTHEAST OF HIBBING MINNESOTA.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU2).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 529...WW 530...WW 531...

DISCUSSION...SUPERCELLS CONTINUE MOVING EWD ACROSS NWRN MN...AS WARM
FRONT SHIFTS SLOWLY NWD.  A VERY MOIST UNSTABLE AIRMASS SPREADING
NWD WITH WARM FRONT WILL CONTINUE TO SUPPORT POTENTIAL FOR TORNADOES
AS SUPERCELLS TRACK ENEWD ACROSS WATCH AREA.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.
MEAN STORM MOTION VECTOR 25030.


...HALES

472,0944 473,0921 462,0921 461,0944

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 26, 10:50 AM CDT	Mesoscale Discussion	SPC	Becker, Clay, Clearwater, Grant, Mahnomen, Norman and 5 more	115 min
Jun 26, 1:29 PM CDT	Mesoscale Discussion	SPC	Aitkin, Becker, Beltrami, Cass, Clay, Clearwater and 15 more	2 hr
Jun 26, 1:45 PM CDT	Tornado Watch	SPC	Becker, Beltrami, Clay, Clearwater, Hubbard, Lake of the Woods and 9 more	8 hr
Jun 26, 3:48 PM CDT	Mesoscale Discussion	SPC	Becker, Beltrami, Clay, Clearwater, Hubbard, Lake of the Woods and 9 more	87 min

Nearby

Tornado Watches in Minnesota, 2005 Every tornado watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.