Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 43, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jul 31, 2000, 6:12 PM CDT for Lake County, Minnesota. It was in force for 48 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 31, 2000, 6:12 PM CDT (23:12 UTC)
- Expired
- Jul 31, 2000, 7:00 PM CDT
- In force
- 48 min
- Issued by
- NWS Duluth, MN
- Area
- Whole counties
County Lake County, MN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 31, 6:30 PM CDT | Hail 2.75 | Finland, MN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 11.2 hours before the alert went out and 183 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1915 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 31, 3:14 PM CDT, 2 hours 58 minutes earlier.
Area forecast discussion, Jul 31, 3:14 PM CDT, 2 hours 58 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DULUTH MN 314 PM CDT MON JUL 31 2000 FORECAST FOCUS WILL BE PRECIP CHANCES AND SEVERITY THROUGH TUESDAY. FOLLOWED A MIX OF THE ETA AND AVN MODELS THIS RUN. A SLOWER PROGESSION SEEMS TO BE THE WAY TO GO. WITH PERSISTENT LOW OVER SOUTHERN LAKE MICHIGAN...DON'T THINK THIS NEXT SYSTEM WILL MOVE QUICKLY THROUGH. CURRENT RADAR MOSAIC SHOWING SCATTERED SHOWERS AND THUNDERSTORMS FROM WESTERN CWA BACK INTO EASTERN NORTH DAKOTA. CURRENT ACTIVITY AHEAD OF 500MB SHORTWAVE AND IN AREA OF 850MB MOISTURE CONVERGENCE. MSAS INDICATING LI/S OF -6 TO -8. TEMPERATURES IN THE 80S CWA WIDE WITH DEWPOINTS IN THE MIDDLE TO UPPER 60S. EXPECT THUNDERSTORMS TO INTENSIFY OVER THE NEXT FEW HOURS AS SHORTWAVE MOVES CLOSER...AND INSTABILITIES DROP FURTHER. 0-6KM SHEAR STRONGEST IN FAR SOUTHWEST CWA INTO CENTRAL MINNESOTA. BEST CHANCE FOR ORGANIZED SEVERE LOOKS TO BE FAR SOUTH CWA AND SOUTH. WILL PUT HIGHEST POPS SOUTHWEST CWA TONIGHT. WITH SLOWER MOVEMENT OF SYSTEM...WILL KEEP POPS IN ALL ZONES FOR TUESDAY...BUT JUST IN THE MORNING OUT WEST. THETA-E RIDGE STILL UP WESTERN WISCONSIN AT 00Z WED SO WILL PLACE HIGHEST POPS IN NORTHWEST WISCONSIN ZONES. SOME PRECIP WILL LINGER TUESDAY EVENING IN WI ZONES...THEN DRY INTO WEDNESDAY. FOLLOWED MIX OF GUIDANCE TEMPERATURES...WHICH WERE IN AGREEMENT. .DLH...NONE. MELDE
The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 4:47 PM CDT | Severe Thunderstorm Warning | DLH | Lake | 58 min |
| Jul 31, 6:24 PM CDT | Severe Thunderstorm Warning | DLH | Cook | 66 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2000Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.