Alert archive / Minnesota / Severe Thunderstorm Watches in 2000
Severe Thunderstorm Watch 521
The Storm Prediction Center issued this severe thunderstorm watch at Jul 1, 2000, 5:30 PM CDT for 7 counties in Minnesota. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 1, 2000, 5:30 PM CDT (22:30 UTC)
- Expired
- Jul 1, 2000, 11:00 PM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
Counties Beltrami County, MN, Cook County, MN, Itasca County, MN, Koochiching County, MN, Lake County, MN, Lake of the Woods County, MN, Saint Louis County, MN
Warnings issued inside it
7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 5:30 PM CDT | Severe Thunderstorm Warning | DLH | Lake | 30 min |
| Jul 1, 5:55 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 35 min |
| Jul 1, 6:15 PM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 60 min |
| Jul 1, 6:22 PM CDT | Tornado Warning | DLH | Lake, Saint Louis | 38 min |
| Jul 1, 6:50 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 55 min |
| Jul 1, 7:00 PM CDT | Severe Thunderstorm Warning | DLH | Lake | 60 min |
| Jul 1, 7:08 PM CDT | Tornado Warning | DLH | Lake | 52 min |
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 10.5 hours before the alert went out and 51 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
- 39 J/kg
- Mixed-layer CIN
- -226 J/kg
- Mixed-layer LCL
- 1275 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 166 m²/s²
- 0-3 km storm-relative helicity
- 244 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
264 WWUS9 KMKC 012209 SEL1 MKC WW 012202 MNZ000-LSZ000-020400- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 521 STORM PREDICTION CENTER NORMAN OK 502 PM CDT SAT JUL 1 2000 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHERN MINNESOTA WESTERN LAKE SUPERIOR EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 530 PM UNTIL 1100 PM CDT. HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 50 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES SOUTH SOUTHWEST OF WARROAD MINNESOTA TO 105 MILES EAST SOUTHEAST OF ELY MINNESOTA. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION... CONTINUE...WW 519...WW 520... DISCUSSION...THUNDERSTORMS DEVELOPING ALONG WARM FRONT ARE EXPECTED TO BECOME SEVERE. DEEP LAYER SHEAR IS FAVROABEL FOR SUPERCELLS... WHICH WILL AUGMENT THE HAIL/WIND THREAT. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 28025. ...VESCIO 463,0894 474,0954 490,0954 480,0894
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 7:15 PM CDT | Severe Thunderstorm Watch | SPC | Beltrami, Clearwater, Itasca, Kittson, Koochiching, Lake and 7 more | 6 hr |
Nearby
Severe Thunderstorm Watches in Minnesota, 2000Every severe thunderstorm watch in 2000
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.