Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 199, NWS Twin Cities, MN

July 3, 2007Sherburne County, Stearns County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 3, 2007, 12:46 PM CDT for Sherburne County, Stearns County, Wright County, Minnesota. It was in force for 44 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
Jul 3, 2007, 12:46 PM CDT (17:46 UTC)
Expired
Jul 3, 2007, 1:30 PM CDT
In force
44 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Sherburne County, MN, Stearns County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 69 km from the middle of the area, began a volume at 17:47 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 3, 12:10 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.8 hours before the alert went out and 67 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 2007-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1198 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 12:00Z on 2007-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
1198 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
975 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KMPX 031746
SVRMPX
MNC141-145-171-031830-
/O.NEW.KMPX.SV.W.0199.070703T1746Z-070703T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1246 PM CDT TUE JUL 3 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN STEARNS COUNTY IN CENTRAL MINNESOTA...
  SHERBURNE COUNTY IN CENTRAL MINNESOTA...
  WRIGHT COUNTY IN CENTRAL MINNESOTA...

* UNTIL 130 PM CDT

* AT 1243 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 5 MILES
  SOUTHEAST OF ST CLOUD TO 6 MILES NORTH OF ANNANDALE TO 6 MILES WEST
  OF ANNANDALE...AND MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ANNANDALE...
  BECKER...
  MONTICELLO...
  BIG LAKE...
  BUFFALO...
  DELANO...

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT TUESDAY EVENING
FOR SOUTHEASTERN MINNESOTA.

LAT...LON 4555 9424 4521 9424 4503 9379 4555 9357

$$

KAT
3 follow-up statements
000 
WWUS53 KMPX 031752
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1252 PM CDT TUE JUL 3 2007

MNC141-145-171-031830-
/O.CON.KMPX.SV.W.0199.000000T0000Z-070703T1830Z/
STEARNS MN-SHERBURNE MN-WRIGHT MN-
1252 PM CDT TUE JUL 3 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM CDT 
FOR WRIGHT...SHERBURNE AND EASTERN STEARNS COUNTIES...

AT 1247 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 5 MILES
NORTHWEST OF CLEAR LAKE TO 5 MILES SOUTH OF CLEARWATER TO SOUTH
HAVEN...AND MOVING EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SAINT AUGUSTA...SILVER 
CREEK...SANTIAGO...RASSAT...HASTY...FAIRHAVEN...ENFIELD...SOUTH 
HAVEN...MONTICELLO AND MAPLE LAKE. THIS INCLUDES INTERSTATE 94 
BETWEEN CLEARWATER AND MONTICELLO.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT TUESDAY EVENING
FOR SOUTHEASTERN MINNESOTA.

LAT...LON 4554 9420 4521 9424 4503 9379 4555 9357

$$

KAT
000 
WWUS53 KMPX 031809
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
108 PM CDT TUE JUL 3 2007

MNC145-031818-
/O.CAN.KMPX.SV.W.0199.000000T0000Z-070703T1830Z/
STEARNS MN-
108 PM CDT TUE JUL 3 2007

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN STEARNS COUNTY IS 
CANCELLED...

THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING FOR EASTERN 
STEARNS COUNTY HAS MOVED EAST OF THE AREA. REPORT ANY SEVERE WEATHER 
TO LOCAL LAW ENFORCEMENT FOR RELAY TO THE NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT TUESDAY EVENING
FOR SOUTHEASTERN MINNESOTA.

LAT...LON 4553 9395 4521 9419 4503 9379 4555 9357

$$

MNC141-171-031830-
/O.CON.KMPX.SV.W.0199.000000T0000Z-070703T1830Z/
SHERBURNE MN-WRIGHT MN-
108 PM CDT TUE JUL 3 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM CDT
FOR WRIGHT AND SHERBURNE COUNTIES...

AT 104 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM SANTIAGO
TO 3 MILES NORTHWEST OF MONTICELLO TO RASSAT...AND MOVING EAST AT 35
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SILVER CREEK...SANTIAGO...
RASSAT...HASTY...ENFIELD...MONTICELLO...MAPLE LAKE...DELANO...CLEAR 
LAKE AND BUFFALO. ALSO INCLUDED IS INTERSTATE 94 BETWEEN MONTICELLO 
AND ALBERTVILLE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT TUESDAY EVENING
FOR SOUTHEASTERN MINNESOTA.

LAT...LON 4553 9395 4521 9419 4503 9379 4555 9357

$$

KAT
000 
WWUS53 KMPX 031821
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
120 PM CDT TUE JUL 3 2007

MNC141-171-031830-
/O.EXP.KMPX.SV.W.0199.000000T0000Z-070703T1830Z/
SHERBURNE MN-WRIGHT MN-
120 PM CDT TUE JUL 3 2007

...THE SEVERE THUNDERSTORM WARNING FOR WRIGHT AND SHERBURNE COUNTIES
EXPIRES AT 130 PM CDT...

SEVERE STORMS WERE ABOUT TO MOVE OUT OF THE COUNTY. HOWEVER... 
ADDITIONAL THUNDERSTORMS WILL BE POSSIBLE LATER TODAY SO REMAIN 
ALERT FOR POSSIBLE ADDITIONAL WARNINGS.

REPORT ANY SEVERE WEATHER TO LOCAL LAW ENFORCEMENT FOR RELAY TO THE 
NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT TUESDAY EVENING 
FOR CENTRAL AND SOUTHEASTERN MINNESOTA.

LAT...LON 4553 9395 4521 9419 4503 9379 4555 9357

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 11:56 AM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Stearns49 min
Jul 3, 1:54 PM CDTSevere Thunderstorm WarningMPXDouglas, Todd51 min
Jul 3, 2:04 PM CDTSevere Thunderstorm WarningMPXDakota, Rice27 min
Jul 3, 2:30 PM CDTSevere Thunderstorm WarningMPXChisago45 min
Jul 3, 2:51 PM CDTSevere Thunderstorm WarningMPXDouglas, Todd39 min
Jul 3, 3:06 PM CDTSevere Thunderstorm WarningMPXStearns39 min
Jul 3, 3:40 PM CDTSevere Thunderstorm WarningMPXStearns45 min
Jul 3, 4:48 PM CDTSevere Thunderstorm WarningMPXDakota, Rice, Scott42 min
Jul 3, 5:13 PM CDTSevere Thunderstorm WarningMPXWright62 min
Jul 3, 5:26 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Rice64 min
Jul 3, 5:36 PM CDTSevere Thunderstorm WarningMPXSteele, Waseca54 min
Jul 3, 5:46 PM CDTSevere Thunderstorm WarningMPXBlue Earth44 min
Jul 3, 6:13 PM CDTTornado WarningMPXFaribault, Freeborn32 min
Jul 3, 6:27 PM CDTSevere Thunderstorm WarningMPXSteele, Waseca63 min
Jul 3, 6:37 PM CDTSevere Thunderstorm WarningMPXFreeborn53 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2007Every severe thunderstorm warning in 2007

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.