Alert archive / Minnesota / Special Weather Statements in 2016

Special Weather Statement, NWS Twin Cities, MN

August 4, 2016Morrison County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Aug 4, 2016, 2:33 AM CDT for Morrison County, Minnesota. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 4, 2016, 2:33 AM CDT (07:33 UTC)
Expired
Aug 4, 2016, 3:30 AM CDT
In force
57 min
Issued by
NWS Twin Cities, MN

County Morrison County, MN

The radar

The Minneapolis radar (KMPX), 155 km from the middle of the area, began a volume at 07:35 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.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.6 hours before the alert went out and 154 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 00:00Z on 2016-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1240 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2016-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
1240 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1342 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

As transmitted.

177 
WWUS83 KMPX 040733
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
233 AM CDT THU AUG 4 2016

MNZ043-040830-
MORRISON-
233 AM CDT THU AUG 4 2016

...A STRONG THUNDERSTORM WITH 50 TO 55 MPH WIND GUSTS WILL AFFECT
MORRISON COUNTY...

AT 233 AM CDT...A STRONG THUNDERSTORM WAS LOCATED NEAR
BROWERVILLE...OR 24 MILES NORTHWEST OF LITTLE FALLS...MOVING EAST AT
45 MPH.

WIND GUSTS OF 50 TO 55 MPH ARE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
LITTLE FALLS...CROW WING STATE PARK...PIERZ...ROYALTON...MOTLEY...
RANDALL...UPSALA...SWANVILLE...BOWLUS...FLENSBURG...
LASTRUP AND CAMP RIPLEY.

THIS INCLUDES U.S. HIGHWAY 10 IN MINNESOTA BETWEEN MILE MARKERS 115
AND 157.
 
LAT...LON 4631 9455 4633 9443 4630 9436 4627 9434
      4623 9440 4616 9437 4616 9405 4582 9402
      4582 9435 4577 9428 4577 9465 4635 9465
TIME...MOT...LOC 0733Z 270DEG 42KT 4614 9483 

$$

JRB

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 1:37 AM CDTSpecial Weather StatementMPXDouglas, Pope, Stevens53 min
Aug 4, 2:08 AM CDTSpecial Weather StatementMPXTodd67 min
Aug 4, 2:40 AM CDTSevere Thunderstorm WarningMPXMorrison, Todd50 min
Aug 4, 3:23 AM CDTSpecial Weather StatementMPXMille Lacs52 min
Aug 4, 3:46 AM CDTSevere Thunderstorm WarningMPXKanabec, Mille Lacs44 min
Aug 4, 5:18 AM CDTSpecial Weather StatementMPXYellow Medicine42 min
Aug 4, 5:34 AM CDTSpecial Weather StatementMPXWright41 min
Aug 4, 5:49 AM CDTSpecial Weather StatementMPXYellow Medicine56 min
Aug 4, 6:02 AM CDTSevere Thunderstorm WarningMPXHennepin, Wright28 min
Aug 4, 6:10 AM CDTSevere Thunderstorm WarningMPXBrown, Redwood, Renville, Yellow Medicine50 min
Aug 4, 6:52 AM CDTSpecial Weather StatementMPXCarver, Hennepin, Ramsey, Washington53 min
Aug 4, 7:31 AM CDTSpecial Weather StatementMPXCarver, Dakota, Hennepin, Le Sueur, Ramsey, Rice and 2 more59 min
Aug 4, 7:52 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright26 min
Aug 4, 8:18 AM CDTSpecial Weather StatementMPXAnoka27 min
Aug 4, 8:35 AM CDTSpecial Weather StatementMPXChisago25 min
Aug 4, 12:53 PM CDTSevere Thunderstorm WarningMPXSteele22 min
Aug 4, 9:01 AM CDTSpecial Weather StatementMPXPierce29 min
Aug 4, 9:22 AM CDTSpecial Weather StatementMPXPepin23 min

Nearby

Special Weather Statements in Minnesota, 2016Every special weather statement 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.