Alert archive / Minnesota / Tornado Watches in 2016

Tornado Watch 323

July 5, 201630 counties in Minnesota; 8 counties in South Dakota

The Storm Prediction Center issued this tornado watch at Jul 5, 2016, 2:06 PM CDT for 30 counties in Minnesota; 8 counties in South Dakota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jul 5, 2016, 2:06 PM CDT (19:06 UTC)
Expired
Jul 5, 2016, 8:19 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
65 kt
All 38 counties

Benton County, MN, Big Stone County, MN, Brown County, MN, Chippewa County, MN, Cottonwood County, MN, Douglas County, MN, Grant County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Lincoln County, MN, Lyon County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Murray County, MN, Nicollet County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Traverse County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Brookings County, SD, Clark County, SD, Codington County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Kingsbury County, SD, Roberts County, SD

The radar

The Minneapolis radar (KMPX), 193 km from the middle of the area, began a volume at 19:06 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
40%
One or more EF2 to EF5 tornadoes
30%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
70%
One or more hailstones of 2 inches or more
50%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jul 5, 2:08 PM CDTSevere Thunderstorm WarningMPXStevens37 min
Jul 5, 2:15 PM CDTSevere Thunderstorm WarningABRBig Stone35 min
Jul 5, 2:17 PM CDTSevere Thunderstorm WarningMPXSwift43 min
Jul 5, 2:32 PM CDTTornado WarningABRBig Stone17 min
Jul 5, 2:34 PM CDTTornado WarningMPXSwift26 min
Jul 5, 2:35 PM CDTSevere Thunderstorm WarningABRBig Stone25 min
Jul 5, 2:40 PM CDTSevere Thunderstorm WarningMPXPope, Swift65 min
Jul 5, 2:58 PM CDTTornado Warning Tornado observedMPXSwift32 min
Jul 5, 3:07 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Pope, Stearns38 min
Jul 5, 3:13 PM CDTSevere Thunderstorm WarningMPXChippewa32 min
Jul 5, 3:27 PM CDTSevere Thunderstorm WarningMPXSwift18 min
Jul 5, 3:38 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Stearns52 min
Jul 5, 3:41 PM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi, Swift49 min
Jul 5, 3:58 PM CDTTornado WarningMPXChippewa32 min
Jul 5, 4:05 PM CDTSevere Thunderstorm WarningMPXMeeker, Stearns55 min
Jul 5, 4:24 PM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi66 min
Jul 5, 4:28 PM CDTSevere Thunderstorm WarningMPXWright62 min
Jul 5, 4:29 PM CDTTornado WarningMPXMeeker, Wright31 min
Jul 5, 4:32 PM CDTSevere Thunderstorm WarningFSDBrookings, Kingsbury58 min
Jul 5, 4:35 PM CDTSevere Thunderstorm WarningABRCodington, Deuel, Grant, Hamlin40 min
Jul 5, 4:36 PM CDTTornado WarningMPXKandiyohi24 min
Jul 5, 4:47 PM CDTSevere Thunderstorm WarningMPXSherburne, Wright28 min
Jul 5, 4:52 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Renville53 min
Jul 5, 5:11 PM CDTSevere Thunderstorm WarningABRDeuel37 min
Jul 5, 5:15 PM CDTSevere Thunderstorm WarningMPXWright15 min
Jul 5, 5:19 PM CDTSevere Thunderstorm WarningMPXMeeker26 min
Jul 5, 5:28 PM CDTSevere Thunderstorm WarningFSDBrookings25 min
Jul 5, 5:30 PM CDTSevere Thunderstorm WarningFSDLincoln, Lyon30 min
Jul 5, 5:37 PM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker, Renville, Sibley53 min
Jul 5, 5:37 PM CDTSevere Thunderstorm WarningABRDeuel, Hamlin38 min
Jul 5, 5:41 PM CDTSevere Thunderstorm WarningABRDeuel, Grant21 min
Jul 5, 5:46 PM CDTSevere Thunderstorm WarningFSDBrookings, Kingsbury29 min
Jul 5, 5:57 PM CDTSevere Thunderstorm WarningFSDLincoln, Lyon36 min
Jul 5, 6:28 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Sibley47 min
Jul 5, 6:57 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Le Sueur, Nicollet63 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, 7.1 hours before the alert went out and 190 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 2016-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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 2016-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 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
7 J/kg
Mixed-layer CIN
-403 J/kg
Mixed-layer LCL
1497 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

469 
WWUS20 KWNS 051904
SEL3  
SPC WW 051904
MNZ000-SDZ000-060200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 323
NWS STORM PREDICTION CENTER NORMAN OK
205 PM CDT TUE JUL 5 2016

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  WESTERN AND SOUTHERN MINNESOTA
  EASTERN SOUTH DAKOTA

* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 205 PM UNTIL
  900 PM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE INTENSE TORNADOES POSSIBLE
  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
    TO 75 MPH POSSIBLE
  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
    TO 3 INCHES IN DIAMETER POSSIBLE

SUMMARY...THUNDERSTORMS...INCLUDING SUPERCELLS AND CLUSTERS/BANDS OF
OTHER INTENSE STORMS...EXPECTED TO MOVE/DEVELOP GENERALLY EAST OR
EAST-SOUTHEAST ACROSS WATCH AREA THROUGH EARLY TONIGHT. SOME STORMS
WILL BE CAPABLE OF VERY LARGE HAIL...DAMAGING WIND...AND TORNADOES.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH NORTHEAST OF
ALEXANDRIA MINNESOTA TO 40 MILES EAST SOUTHEAST OF BROOKINGS
SOUTH DAKOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

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 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 29030.


...CORFIDI

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 4, 8:29 PM CDTMesoscale DiscussionSPCBecker, Big Stone, Clay, Clearwater, Grant, Kittson and 12 more91 min
Jul 4, 11:57 PM CDTMesoscale DiscussionSPCChippewa, Kandiyohi, Lac qui Parle, Redwood, Renville, Stevens and 2 more93 min
Jul 5, 1:19 PM CDTMesoscale DiscussionSPCAnoka, Benton, Big Stone, Carver, Chippewa, Douglas and 15 more56 min
Jul 5, 2:57 PM CDTMesoscale DiscussionSPCJackson, Murray, Nobles, Pipestone, Rock63 min
Jul 5, 3:29 PM CDTSevere Thunderstorm WatchSPCJackson, Nobles, Pipestone, Rock7 hr
Jul 5, 4:10 PM CDTSevere Thunderstorm WatchSPCAnoka, Blue Earth, Carver, Chisago, Dakota, Dodge and 19 more7 hr
Jul 5, 5:08 PM CDTMesoscale DiscussionSPCAnoka, Benton, Big Stone, Brown, Carver, Chippewa and 30 more97 min
Jul 5, 5:17 PM CDTMesoscale DiscussionSPCItasca, Lake, Saint Louis118 min

Nearby

Tornado Watches in Minnesota, 2016Tornado Watches in South Dakota, 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.