Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 100, NWS Twin Cities, MN

July 14, 2003Sherburne County, Stearns County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 14, 2003, 4:42 PM CDT for Sherburne County, Stearns County, Wright County, Minnesota. It was in force for 63 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 14, 2003, 4:42 PM CDT (21:42 UTC)
Expired: Jul 14, 2003, 5:45 PM CDT
In force: 63 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), 74 km from the middle of the area, began a volume at 21:42 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.7 hours before the alert went out and 72 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: 34 J/kg
Mixed-layer CIN: -643 J/kg
Mixed-layer LCL: 1461 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 122 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.

241 
WUUS53 KMPX 142142
SVRMPX
MNC141-145-171-142245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
440 PM CDT MON JUL 14 2003

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 545 PM CDT

* AT 440 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE   
  HAIL NEAR COLD SPRING...OR ABOUT 13 MILES SOUTHWEST OF 
  ST CLOUD...MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ELK RIVER.
  CLEARWATER.
  PLEASANT LAKE.
  FAIR HAVEN.
  ROCKVILLE.
  ST AUGUSTA.
  ST CLOUD.
  BECKER.

THIS IS A DANGEROUS STORM WITH LARGE HAIL...STAY INDOORS AWAY FROM
WINDOWS.

LAT...LON 4554 9442 4542 9442 4531 9423 4527 9394
          4525 9352 4555 9353

$$
SEB/PI

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 9:28 AM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker	47 min
Jul 14, 10:08 AM CDT	Severe Thunderstorm Warning	MPX	Sherburne	37 min
Jul 14, 10:45 AM CDT	Severe Thunderstorm Warning	MPX	Sherburne	30 min
Jul 14, 1:23 PM CDT	Severe Thunderstorm Warning	MPX	Wright	52 min
Jul 14, 3:51 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	54 min
Jul 14, 5:44 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Sherburne	61 min
Jul 14, 6:24 PM CDT	Severe Thunderstorm Warning	MPX	Chisago	66 min
Jul 14, 6:44 PM CDT	Severe Thunderstorm Warning	MPX	Washington	61 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2003 Every severe thunderstorm warning in 2003

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.