Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 100, NWS Twin Cities, MN

June 25, 2016Anoka County, Chisago County, Isanti County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 25, 2016, 5:53 PM CDT for Anoka County, Chisago County, Isanti County, Minnesota. It was in force for 25 min. 7 reports 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: Jun 25, 2016, 5:53 PM CDT (22:53 UTC)
Expired: Jun 25, 2016, 6:18 PM CDT
In force: 25 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Anoka County, MN, Chisago County, MN, Isanti County, MN

The radar

The Minneapolis radar (KMPX), 93 km from the middle of the area, began a volume at 22:56 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
Jun 25, 6:00 PM CDT	TSTM WND DMG	3 Ssw Harris, MN	FALCON DRIVE AT 425TH ST. WAS BLOCKED BY A COUPLE OF DOWNED TREES.
Jun 25, 6:00 PM CDT	HAIL 0.5	1 Sse Cambridge, MN	.
Jun 25, 6:05 PM CDT	TSTM WND DMG	1 S Cambridge, MN	POWER OUT ACROSS PORTION OF CITY.
Jun 25, 6:05 PM CDT	TSTM WND DMG	1 S Cambridge, MN	POWER OUT ACROSS PORTION OF CITY. NUMEROUS TREES DOWN ACROSS THE CITY.
Jun 25, 6:05 PM CDT	TSTM WND DMG	2 S Bethel, MN	LATE REPORT...A 12 INCH DIAMETER TREE TOPPLED 12-13 FEET ABOVE THE GROUND.
Jun 25, 6:05 PM CDT	TSTM WND DMG	East Bethel, MN	SCATTERED TREES AND POWER LINES TOPPLED. ADDITIONAL SCATTERED TREES AND POWER LINES DOWN ACROSS NORTHERN HALF OF COUNTY. .
Jun 25, 6:05 PM CDT	TSTM WND DMG	Isanti, MN	MANY TREES DOWN ACROSS CITY.

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
Jun 25, 1:47 PM CDT	Tornado Watch	SPC	5 hr
Jun 25, 3:41 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.9 hours before the alert went out and 94 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: 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.

772 
WUUS53 KMPX 252253
SVRMPX
MNC003-025-059-252330-
/O.NEW.KMPX.SV.W.0100.160625T2253Z-160625T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
553 PM CDT SAT JUN 25 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ISANTI COUNTY IN EAST CENTRAL MINNESOTA...
  NORTHERN ANOKA COUNTY IN EAST CENTRAL MINNESOTA...
  WESTERN CHISAGO COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 630 PM CDT

* AT 552 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR STANCHFIELD TO RAMSEY...MOVING NORTHEAST AT 60
  MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...TRAINED WEATHER SPOTTERS. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  CAMBRIDGE...EAST BETHEL AND ISANTI AROUND 610 PM CDT. 
  STACY AROUND 615 PM CDT. 
  NORTH BRANCH AROUND 625 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
STANCHFIELD...BRANCH...GRANDY...ATHENS...HARRIS...SPRING
LAKE...BETHEL... CEDAR...BODUM AND WYOMING.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 35 BETWEEN MILE MARKERS 135 AND 163.
 U.S. HIGHWAY 10 IN MINNESOTA NEAR MILE MARKER 219.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4573 9285 4572 9287 4565 9289 4558 9288
      4556 9284 4528 9303 4524 9350 4568 9331
      4574 9321
TIME...MOT...LOC 2252Z 236DEG 52KT 4572 9321 4527 9345 

HAIL...<.75IN
WIND...60MPH
 
$$

BORGHOFF

2 follow-up statements

623 
WWUS53 KMPX 252305
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
605 PM CDT SAT JUN 25 2016

MNC003-025-059-252330-
/O.CON.KMPX.SV.W.0100.000000T0000Z-160625T2330Z/
ISANTI MN-ANOKA MN-CHISAGO MN-
605 PM CDT SAT JUN 25 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR SOUTHEASTERN ISANTI...NORTHEASTERN ANOKA AND WESTERN CHISAGO
COUNTIES...

AT 604 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM WEST ROCK TO NEAR CEDAR...MOVING NORTHEAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  RUSH CITY AROUND 610 PM CDT. 
  FOREST LAKE AND STACY AROUND 620 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
WYOMING...WEBER...BRANCH...RUSH CITY AIRPORT...HARRIS...SPRING
LAKE...WILD RIVER STATE PARK AND OAK GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
MINNESOTA.

LAT...LON 4573 9285 4572 9287 4565 9289 4558 9288
      4556 9284 4528 9303 4526 9332 4574 9309
TIME...MOT...LOC 2304Z 246DEG 46KT 4574 9302 4529 9326 

HAIL...<.75IN
WIND...60MPH
 
$$

BORGHOFF

094 
WWUS53 KMPX 252318
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
618 PM CDT SAT JUN 25 2016

MNC003-025-059-252327-
/O.CAN.KMPX.SV.W.0100.000000T0000Z-160625T2330Z/
ISANTI MN-ANOKA MN-CHISAGO MN-
618 PM CDT SAT JUN 25 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ISANTI...
NORTHEASTERN ANOKA AND WESTERN CHISAGO COUNTIES IS CANCELLED...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND HAVE EXITED THE WARNED AREA. THEREFORE THE WARNING HAS
BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
MINNESOTA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR
EAST CENTRAL MINNESOTA...AND NORTHWESTERN WISCONSIN.

LAT...LON 4573 9285 4572 9287 4565 9289 4558 9288
      4556 9284 4528 9303 4526 9332 4574 9309
TIME...MOT...LOC 2315Z 236DEG 52KT 4582 9285 4537 9309 

$$

BORGHOFF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 2:59 AM CDT	Heat Advisory	MPX	Anoka, Blue Earth, Brown, Carver, Dakota, Hennepin and 11 more	15 hr
Jun 25, 2:14 PM CDT	Special Weather Statement	MPX	Todd	46 min
Jun 25, 3:06 PM CDT	Special Weather Statement	MPX	Todd	24 min
Jun 25, 3:14 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Todd	17 min
Jun 25, 3:22 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Todd	53 min
Jun 25, 3:52 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Stearns	38 min
Jun 25, 4:07 PM CDT	Severe Thunderstorm Warning	MPX	Mille Lacs, Morrison	23 min
Jun 25, 5:00 PM CDT	Special Weather Statement	MPX	Benton, Isanti, Kanabec, Mille Lacs, Sherburne	30 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.