Alert archive / Minnesota / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 217, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 28, 2002, 6:23 PM CDT for Rice County, Minnesota. It was in force for 52 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 28, 2002, 6:23 PM CDT (23:23 UTC)
- Expired
- Jul 28, 2002, 7:15 PM CDT
- In force
- 52 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Rice County, MN
The radar
The Minneapolis radar (KMPX), 56 km from the middle of the area, began a volume at 23:25 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 28, 3:55 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.4 hours before the alert went out and 57 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
- 1056 J/kg
- Mixed-layer CIN
- -124 J/kg
- Mixed-layer LCL
- 1511 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
643 WUUS53 KMPX 282323 SVRMSP MNC131-290015- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 623 PM CDT SUN JUL 28 2002 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... RICE COUNTY IN SOUTH CENTRAL MINNESOTA * UNTIL 715 PM CDT * AT 623 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL 12 MILES SOUTHWEST OF LONSDALE...OR ABOUT 15 MILES WEST OF FARIBAULT...MOVING EAST AT 35 MPH. * SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE... DUNDAS. FARIBAULT. LONSDALE. NERSTRAND. NORTHFIELD. 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. DAMAGING WINDS ARE ALSO LIKELY. LAT...LON 4448 9352 4422 9351 4422 9306 4446 9306 RAH/SEB
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 3:39 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 51 min |
| Jul 28, 4:07 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur | 38 min |
| Jul 28, 4:13 PM CDT | Severe Thunderstorm Warning | MPX | Nicollet, Sibley | 47 min |
| Jul 28, 4:17 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 58 min |
| Jul 28, 4:28 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 32 min |
| Jul 28, 4:32 PM CDT | Severe Thunderstorm Warning | MPX | Rice | 43 min |
| Jul 28, 4:58 PM CDT | Severe Thunderstorm Warning | MPX | Scott | 47 min |
| Jul 28, 5:21 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Nicollet | 54 min |
| Jul 28, 5:22 PM CDT | Severe Thunderstorm Warning | MPX | Dakota | 38 min |
| Jul 28, 5:41 PM CDT | Tornado Warning | MPX | Nicollet | 34 min |
| Jul 28, 5:43 PM CDT | Flash Flood Warning | MPX | McLeod, Sibley | 2 hr |
| Jul 28, 5:43 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 47 min |
| Jul 28, 5:45 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Sibley | 45 min |
| Jul 28, 5:46 PM CDT | Severe Thunderstorm Warning | MPX | Scott | 44 min |
| Jul 28, 5:49 PM CDT | Tornado Warning | MPX | Goodhue | 26 min |
| Jul 28, 6:06 PM CDT | Flash Flood Warning | MPX | Anoka, Carver, Dakota, Hennepin, Ramsey, Scott and 1 more | 3 hr |
| Jul 28, 6:11 PM CDT | Severe Thunderstorm Warning | MPX | Waseca | 49 min |
| Jul 28, 6:34 PM CDT | Severe Thunderstorm Warning | MPX | Steele | 41 min |
| Jul 28, 6:39 PM CDT | Tornado Warning | MPX | Rice | 36 min |
| Jul 28, 6:50 PM CDT | Tornado Warning | MPX | Goodhue | 25 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.