Alert archive / Minnesota / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 167, NWS Twin Cities, MN

July 10, 2002Pope County, Stevens County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 10, 2002, 2:48 AM CDT for Pope County, Stevens County, Minnesota. It was in force for 42 min. 1 report 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
Jul 10, 2002, 2:48 AM CDT (07:48 UTC)
Expired
Jul 10, 2002, 3:30 AM CDT
In force
42 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Pope County, MN, Stevens County, MN

What was reported inside it

TimeReportWhereRemark
Jul 10, 2:55 AM CDTHail 0.88Morris, MN

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 00:00Z, 7.8 hours before the alert went out and 190 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 00:00Z on 2002-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 85 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2002-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 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
85 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
1798 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

837 
WUUS53 KMPX 100748
SVRMSP
MNC121-149-100830-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
247 AM CDT WED JUL 10 2002

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN STEVENS COUNTY IN WEST CENTRAL MINNESOTA
  WESTERN POPE COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 330 AM CDT

* AT 247 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE
  HAIL 3 MILES SOUTHWEST OF MORRIS...MOVING EAST AT 25 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  CYRUS.
  HANCOCK.
  LOWRY.
  MORRIS.
  STARBUCK.

LAT...LON 4569 9601 4543 9600 4543 9544 4571 9546

BINAU

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 2:00 AM CDTSevere Thunderstorm WarningMPXStevens45 min
Jul 10, 4:02 AM CDTSevere Thunderstorm WarningMPXPope, Stearns43 min
Jul 10, 8:54 AM CDTFlash Flood WarningMPXAnoka, Benton, Carver, Chisago, Dakota, Hennepin and 13 more6 hr
Jul 10, 9:45 AM CDTFlash Flood WarningMPXDouglas, Pope, Todd5 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2002Every severe thunderstorm warning in 2002

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.