Alert archive / Minnesota / Tornado Watches in 2016

Tornado Watch 298

June 25, 201621 counties in Minnesota; Burnett County, Douglas County, Wisconsin

The Storm Prediction Center issued this tornado watch at Jun 25, 2016, 1:47 PM CDT for 21 counties in Minnesota; Burnett County, Douglas County, Wisconsin. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 25, 2016, 1:47 PM CDT (18:47 UTC)
Expired
Jun 25, 2016, 6:45 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
60 kt
All 23 counties

Aitkin County, MN, Benton County, MN, Carlton County, MN, Cass County, MN, Cook County, MN, Crow Wing County, MN, Isanti County, MN, Itasca County, MN, Kanabec County, MN, Kandiyohi County, MN, Koochiching County, MN, Lake County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Pine County, MN, Saint Louis County, MN, Sherburne County, MN, Stearns County, MN, Todd County, MN, Wright County, MN, Burnett County, WI, Douglas County, WI

The radar

The Duluth radar (KDLH), 83 km from the middle of the area, began a volume at 18:47 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
50%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 25, 2:09 PM CDTSevere Thunderstorm WarningDLHAitkin, Crow Wing51 min
Jun 25, 2:51 PM CDTSevere Thunderstorm WarningDLHAitkin, Saint Louis24 min
Jun 25, 3:00 PM CDTSevere Thunderstorm WarningDLHAitkin, Crow Wing30 min
Jun 25, 3:14 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd17 min
Jun 25, 3:16 PM CDTSevere Thunderstorm WarningDLHAitkin, Itasca, Saint Louis44 min
Jun 25, 3:22 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd53 min
Jun 25, 3:29 PM CDTSevere Thunderstorm WarningDLHAitkin, Crow Wing46 min
Jun 25, 3:49 PM CDTTornado WarningDLHAitkin, Carlton, Saint Louis26 min
Jun 25, 3:52 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Stearns38 min
Jun 25, 4:00 PM CDTSevere Thunderstorm WarningDLHKoochiching45 min
Jun 25, 4:01 PM CDTSevere Thunderstorm WarningDLHKoochiching29 min
Jun 25, 4:04 PM CDTFlash Flood WarningDLHAitkin, Crow Wing6 hr
Jun 25, 4:07 PM CDTSevere Thunderstorm WarningDLHAitkin, Carlton, Pine, Saint Louis53 min
Jun 25, 4:07 PM CDTSevere Thunderstorm WarningMPXMille Lacs, Morrison23 min
Jun 25, 4:32 PM CDTSevere Thunderstorm WarningDLHItasca, Saint Louis43 min
Jun 25, 4:36 PM CDTSevere Thunderstorm WarningDLHCarlton, Lake, Saint Louis39 min
Jun 25, 4:43 PM CDTSevere Thunderstorm WarningDLHKoochiching47 min
Jun 25, 4:55 PM CDTSevere Thunderstorm WarningDLHAitkin, Carlton, Pine50 min
Jun 25, 5:12 PM CDTSevere Thunderstorm WarningDLHLake, Saint Louis48 min
Jun 25, 5:14 PM CDTSevere Thunderstorm WarningDLHSaint Louis31 min
Jun 25, 5:25 PM CDTSevere Thunderstorm WarningDLHKoochiching, Saint Louis50 min
Jun 25, 5:44 PM CDTSevere Thunderstorm WarningDLHPine46 min
Jun 25, 5:53 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Isanti25 min
Jun 25, 6:37 PM CDTSevere Thunderstorm WarningDLHAshland, Burnett, Sawyer, Washburn38 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

Minneapolis, MN (KMPX), launched 12:00Z, 6.8 hours before the alert went out and 259 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 2016-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 952 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 2016-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 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
952 J/kg
Mixed-layer CIN
-326 J/kg
Mixed-layer LCL
1116 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

166 
WWUS20 KWNS 251844
SEL8  
SPC WW 251844
MNZ000-WIZ000-260200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 298
NWS STORM PREDICTION CENTER NORMAN OK
145 PM CDT SAT JUN 25 2016

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  NORTHEAST MINNESOTA
  NORTHWEST WISCONSIN

* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 145 PM UNTIL
  900 PM CDT.

* PRIMARY THREATS INCLUDE...
  A FEW TORNADOES POSSIBLE
  SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY
  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 3
    INCHES IN DIAMETER POSSIBLE

SUMMARY...SCATTERED THUNDERSTORMS WILL DEVELOP THIS AFTERNOON ALONG
AND AHEAD OF A COLD FRONT MOVING ACROSS MN.  A FEW OF THE STORMS MAY
BECOME SUPERCELLULAR WITH A RISK OF LARGE HAIL...DAMAGING
WINDS...AND A FEW TORNADOES.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH NORTHWEST OF
ELY MINNESOTA TO 30 MILES SOUTH SOUTHEAST OF SAINT CLOUD
MINNESOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24030.


...HART

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 2:59 AM CDTMesoscale DiscussionSPCKittson, Lake of the Woods, Marshall, Roseau91 min
Jun 25, 12:50 PM CDTMesoscale DiscussionSPCAitkin, Anoka, Benton, Blue Earth, Brown, Carlton and 45 more115 min
Jun 25, 3:41 PM CDTSevere Thunderstorm WatchSPCAnoka, Blue Earth, Brown, Carver, Chisago, Dakota and 18 more7 hr
Jun 25, 6:04 PM CDTMesoscale DiscussionSPCAnoka, Carlton, Chisago, Isanti, Kanabec, Pine and 1 more56 min
Jun 25, 4:49 PM CDTMesoscale DiscussionSPCFlorence, Forest, Langlade, Lincoln, Marathon, Marinette and 4 more86 min
Jun 25, 6:55 PM CDTSevere Thunderstorm WatchSPCClark, Florence, Forest, Langlade, Lincoln, Marathon and 7 more6 hr

Nearby

Tornado Watches in Minnesota, 2016Tornado Watches in Wisconsin, 2016Every tornado watch in 2016

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.