Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 121, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 2003, 8:19 PM CDT for Nicollet County, Minnesota. It was in force for 41 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 19, 2003, 8:19 PM CDT (01:19 UTC)
- Expired
- Jul 19, 2003, 9:00 PM CDT
- In force
- 41 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Nicollet County, MN
The radar
The Minneapolis radar (KMPX), 74 km from the middle of the area, began a volume at 01:20 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 19, 6:50 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 1.3 hours before the alert went out and 73 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
- 3136 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 793 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 13.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 200119
SVRMPX
MNC103-200200-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
818 PM CDT SAT JUL 19 2003
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA
* UNTIL 900 PM CDT
* AT 818 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE
HAIL AND DAMAGING WINDS 3 MILES NORTHEAST OF LAFAYETTE...OR ABOUT
12 MILES NORTHEAST OF NEW ULM...MOVING SOUTH AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
LAFAYETTE.
NICOLLET.
KLOSSNER.
BERNADOTTE.
ST. GEORGE.
THIS IS A DANGEROUS STORM...STAY INDOORS AWAY FROM WINDOWS. SEVERE
THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.
LAT...LON 4433 9398 4445 9396 4445 9461 4441 9461
4419 9410
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 7:00 PM CDT | Severe Thunderstorm Warning | MPX | Meeker | 30 min |
| Jul 19, 7:28 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Renville | 47 min |
| Jul 19, 7:34 PM CDT | Tornado Warning | MPX | Meeker, Renville | 41 min |
| Jul 19, 7:44 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Sibley | 61 min |
| Jul 20, 3:21 AM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 54 min |
| Jul 20, 5:08 AM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle | 52 min |
| Jul 20, 5:54 AM CDT | Severe Thunderstorm Warning | MPX | Yellow Medicine | 36 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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.