Alert archive / Minnesota / Tornado Warnings in 2016

Tornado Warning 30, NWS Grand Forks, ND

August 28, 2016Polk County, Red Lake County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Aug 28, 2016, 8:03 PM CDT for Polk County, Red Lake County, Minnesota. It was in force for 27 min. 2 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
Aug 28, 2016, 8:03 PM CDT (01:03 UTC)
Expired
Aug 28, 2016, 8:30 PM CDT
In force
27 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Observed
Hail
1.0 in

Counties Polk County, MN, Red Lake County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 70 km from the middle of the area, began a volume at 01:02 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

TimeReportWhereRemark
Aug 28, 8:10 PM CDTTORNADO4 E Beltrami, MNBRIEF TOUCHDOWN
Aug 28, 8:14 PM CDTTORNADO 01 E Beltrami, MNA BRIEF TOUCHDOWN WAS VIEWED OVER AN OPEN FIELD JUST TO THE EAST OF BELTRAMI BY A SPOTTER LOCATED ABOUT 4 MILES EAST OF TOWN. THE TORNADO TRACKED FOR LESS THAN ONE QUARTER MILE AND LIFTED BY 1015 PM CDT. PEAK WIND ESTIMATED TO 70 MPH. MAXIMUM WIDTH TO 75 YARDS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 1.1 hours before the alert went out and 253 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, International Fa, MN at 00:00Z on 2016-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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, International Fa, MN at 00:00Z on 2016-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
36 J/kg
Mixed-layer CIN
-153 J/kg
Mixed-layer LCL
1127 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
235 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

241 
WFUS53 KFGF 290103
TORFGF
MNC119-125-290130-
/O.NEW.KFGF.TO.W.0030.160829T0103Z-160829T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
803 PM CDT SUN AUG 28 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN RED LAKE COUNTY IN NORTHWESTERN MINNESOTA...
  SOUTH CENTRAL POLK COUNTY IN NORTHWESTERN MINNESOTA...

* UNTIL 830 PM CDT

* AT 803 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR GREENVIEW...OR
  34 MILES SOUTHEAST OF GRAND FORKS...MOVING NORTHEAST AT 20 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

  IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

* THE TORNADO WILL BE NEAR...
  MELVIN AND HAROLD AROUND 830 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
GRAND FORKS.

&&

LAT...LON 4750 9649 4761 9659 4787 9640 4765 9605
TIME...MOT...LOC 0103Z 226DEG 9KT 4760 9651 

TORNADO...OBSERVED
HAIL...1.00IN

$$

LEE
2 follow-up statements
370 
WWUS53 KFGF 290117
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
817 PM CDT SUN AUG 28 2016

MNC119-125-290130-
/O.CON.KFGF.TO.W.0030.000000T0000Z-160829T0130Z/
RED LAKE MN-POLK MN-
817 PM CDT SUN AUG 28 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHWESTERN RED LAKE AND SOUTH CENTRAL POLK COUNTIES...
    
AT 816 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MELVIN...OR 34 MILES SOUTHEAST OF GRAND
FORKS...MOVING NORTHEAST AT 15 MPH. THIS STORM PRODUCED A BRIEF
TORNADO BETWEEN GREENVIEW AND BELTRAMI AROUND 8 PM.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

THIS DANGEROUS STORM WILL BE NEAR...
  MELVIN AND HAROLD AROUND 830 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...REPORT IT TO THE
NATIONAL WEATHER SERVICE OR YOUR LOCAL NEAREST LAW ENFORCEMENT AGENCY
WHO WILL SEND YOUR REPORT. THIS ACT MAY SAVE LIVES OF OTHERS IN THE
PATH OF DANGEROUS WEATHER.

&&

LAT...LON 4750 9649 4761 9659 4787 9640 4765 9605
TIME...MOT...LOC 0116Z 226DEG 9KT 4762 9647 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

LEE
383 
WWUS53 KFGF 290122
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
822 PM CDT SUN AUG 28 2016

MNC119-125-290130-
/O.CON.KFGF.TO.W.0030.000000T0000Z-160829T0130Z/
RED LAKE MN-POLK MN-
822 PM CDT SUN AUG 28 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHWESTERN RED LAKE AND SOUTH CENTRAL POLK COUNTIES...
    
AT 821 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED JUST EAST OF BELTRAMI...OR 36 MILES SOUTHEAST OF GRAND
FORKS... MOVING EAST AT 15 MPH. THIS STORM HAS A HISTORY OF
PRODUCING BRIEF TOUCHDOWNS.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

THIS DANGEROUS STORM WILL BE NEAR...
  MELVIN AROUND 830 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...REPORT IT TO THE
NATIONAL WEATHER SERVICE OR YOUR LOCAL NEAREST LAW ENFORCEMENT AGENCY
WHO WILL SEND YOUR REPORT. THIS ACT MAY SAVE LIVES OF OTHERS IN THE
PATH OF DANGEROUS WEATHER.

&&

LAT...LON 4750 9649 4761 9659 4787 9640 4765 9605
TIME...MOT...LOC 0121Z 256DEG 13KT 4755 9650 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

LEE

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 28, 7:48 PM CDTSpecial Weather StatementFGFPolk, Red Lake42 min
Aug 28, 7:49 PM CDTSpecial Weather StatementFGFLake of the Woods56 min
Aug 28, 8:27 PM CDTTornado WarningFGFMahnomen, Polk, Red Lake33 min
Aug 28, 8:50 PM CDTTornado WarningFGFMahnomen, Norman, Polk25 min
Aug 28, 9:05 PM CDTSevere Thunderstorm WarningFGFMahnomen, Norman, Polk40 min
Aug 28, 9:12 PM CDTTornado Warning Tornado observedConsiderable damage threatFGFNorman, Polk48 min
Aug 28, 9:41 PM CDTAreal Flood AdvisoryFGFNorman, Polk7 hr
Aug 28, 9:56 PM CDTTornado Warning Tornado observedFGFNorman49 min
Aug 28, 10:37 PM CDTFlash Flood WarningFGFMahnomen, Norman, Polk10 hr
Aug 28, 10:41 PM CDTTornado WarningFGFBecker, Mahnomen, Norman49 min
Aug 28, 11:31 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Clearwater, Mahnomen, Norman59 min
Aug 29, 2:11 AM CDTSpecial Weather StatementFGFOtter Tail, Wadena64 min
Aug 29, 3:29 AM CDTSpecial Weather StatementFGFOtter Tail61 min
Aug 29, 4:36 AM CDTAreal Flood AdvisoryFGFBeltrami, Clearwater, Hubbard3 hr

Nearby

Tornado Warnings in Minnesota, 2016Every tornado warning in 2016Tornadoes 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.