Alert archive / Minnesota / Tornado Warnings in 2000

Tornado Warning 6, NWS Twin Cities, MN

July 7, 2000Washington County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jul 7, 2000, 11:14 AM CDT for Washington County, Minnesota. It was in force for 31 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 7, 2000, 11:14 AM CDT (16:14 UTC)
Expired
Jul 7, 2000, 11:45 AM CDT
In force
31 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Washington County, MN

What was reported inside it

TimeReportWhereRemark
Jul 7, 11:15 AM CDTHail 1.75Lake Elmo, MNDamaged crops include corn, soybean, and various garden vegetables along a two mile path through Lake Elmo, according to the Courier News.
Jul 7, 11:20 AM CDTTornado F1Lake Elmo, MNTornado occurred near County Rd. 17 and County Rd. 10. Numerous trees down and a few mobile homes were damaged before tornado moved into an open field. This tornado was produced by a mesocyclone that began producing downburst damage in Lino Lakes and contin

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 4.2 hours before the alert went out and 60 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 2000-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 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 2000-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 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
50 J/kg
Mixed-layer CIN
-428 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
367 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KMPX 071620 COR
TORMSP
MNC163-071645-

BULLETIN - EAS ACTIVATION REQUESTED...TORNADO WARN ONLY FOR WASH CO.
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1115 AM CDT FRI JUL 7 2000

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  WASHINGTON COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 1145 AM CDT

* AT 1115 AM CDT SEVERE WEATHER SPOTTERS REPORTED A TORNADO OVER     
  OAKDALE...OR ABOUT 9 MILES NORTHEAST OF ST PAUL...MOVING SOUTHEAST 
  AT 30 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE...
  WOODBURY
  STILLWATER
  OAKDALE
  MARINE ON ST CROIX
  MAHTOMEDI
  LAKE ELMO
  BAYPORT

GO TO THE BASEMENT ORF A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

&

MBK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 10:05 AM CDTSevere Thunderstorm WarningMPXIsanti, Mille Lacs, Sherburne40 min
Jul 7, 10:13 AM CDTSevere Thunderstorm WarningMPXAnoka47 min
Jul 7, 10:43 AM CDTSevere Thunderstorm WarningMPXHennepin, Ramsey62 min
Jul 7, 11:04 AM CDTSevere Thunderstorm WarningMPXWashington41 min
Jul 7, 12:14 PM CDTSevere Thunderstorm WarningMPXGoodhue46 min
Jul 7, 6:39 PM CDTSevere Thunderstorm WarningMPXDouglas66 min

Nearby

Tornado Warnings in Minnesota, 2000Every tornado warning in 2000Tornadoes in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.