Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 103, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 14, 2003, 6:44 PM CDT for Washington County, Minnesota; Saint Croix County, Wisconsin. It was in force for 61 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, 6:44 PM CDT (23:44 UTC)
- Expired
- Jul 14, 2003, 7:45 PM CDT
- In force
- 61 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Washington County, MN, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 78 km from the middle of the area, began a volume at 23:47 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 14, 5:25 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.7 hours before the alert went out and 81 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 142344
SVRMPX
MNC163-WIC109-150045-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
643 PM CDT MON JUL 14 2003
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WASHINGTON COUNTY IN EAST CENTRAL MINNESOTA
ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN
* UNTIL 745 PM CDT
* AT 643 PM CDT...RADAR INDICATED TWO SEVERE THUNDERSTORMS WITH LARGE
HAIL...ONE NEAR FOREST LAKE...THE OTHER NEAR COTTAGE GROVE...BOTH
MOVING EAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
STILLWATER.
HUDSON.
NEW RICHMOND.
HUGO.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.
THIS IS A DANGEROUS STORM WITH LARGE HAIL...STAY INDOORS AWAY FROM
WINDOWS.
LAT...LON 4529 9299 4485 9299 4488 9216 4521 9219
4518 9256
$$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, 4:42 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne, Stearns, Wright | 63 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 |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2003Severe Thunderstorm Warnings in Wisconsin, 2003Every 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.