Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 38, NWS Twin Cities, MN

July 7, 2000Hennepin County, Ramsey County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 2000, 10:43 AM CDT for Hennepin County, Ramsey County, Minnesota. It was in force for 62 min. 10 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, 10:43 AM CDT (15:43 UTC)
Expired: Jul 7, 2000, 11:45 AM CDT
In force: 62 min
Issued by: NWS Twin Cities, MN
Area: Whole counties

Counties Hennepin County, MN, Ramsey County, MN

What was reported inside it

Time	Report	Where	Remark
Jul 7, 10:57 AM CDT	Thunderstorm Wind 65 E	New Brighton, MN	Roof damage to lumber building near I-694 and 35W.
Jul 7, 11:00 AM CDT	Hail 0.75	White Bear Lake, MN
Jul 7, 11:05 AM CDT	Thunderstorm Wind 55 E	Little Canada, MN	Damage survey showed that an intense downburst-producing mesocyclone moved southeast from Little Canada (near Interstates 694 and 35E) to the east side of St. Paul (the Beaver Lake area). Thousands of trees were down as well as numerous power lines. Many tre
Jul 7, 11:05 AM CDT	Thunderstorm Wind 65 E	White Bear Lake, MN	Numerous large trees down. Major roof damage to residence due to falling tree. Windows broken in several homes. Large signs down at Belair and County Road E.
Jul 7, 11:07 AM CDT	Hail 1.75	Maplewood, MN
Jul 7, 11:08 AM CDT	Hail 2	North St Paul, MN
Jul 7, 11:10 AM CDT	Hail 1.5	Vadnais Hgts, MN	Approximately 765 new cars damaged at several dealerships.
Jul 7, 11:10 AM CDT	Thunderstorm Wind 70 E	Vadnais Hgts, MN	Several buildings blown down.
Jul 7, 11:10 AM CDT	Thunderstorm Wind 60 M	Maplewood, MN	Several large trees down.
Jul 7, 11:15 AM CDT	Thunderstorm Wind 55 E	North St Paul, MN	Numerous large trees down.

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, 3.7 hours before the alert went out and 30 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: 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 
WUUS53 KMPX 071543
SVRMSP
MNC053-123-071645-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1043 AM CDT FRI JUL 7 2000

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA
  RAMSEY COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 1145 AM CDT

* AT 1043 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 4 MILES
  NORTH OF MOUNDS VIEW...OR ABOUT 14 MILES NORTH OF MINNEAPOLIS...
  MOVING SOUTHEAST AT 40 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  MINNEAPOLIS
  ST. PAUL
  BROOKLYN PARK
  WHITE BEAR LAKE
  ARDEN HILLS
  
THIS IS A DANGEROUS STORM...STAY INDOORS AWAY FROM WINDOWS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 10:05 AM CDT	Severe Thunderstorm Warning	MPX	Isanti, Mille Lacs, Sherburne	40 min
Jul 7, 10:13 AM CDT	Severe Thunderstorm Warning	MPX	Anoka	47 min
Jul 7, 11:04 AM CDT	Severe Thunderstorm Warning	MPX	Washington	41 min
Jul 7, 11:14 AM CDT	Tornado Warning	MPX	Washington	31 min
Jul 7, 12:14 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	46 min
Jul 7, 6:39 PM CDT	Severe Thunderstorm Warning	MPX	Douglas	66 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2000 Every severe thunderstorm warning 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.