Alert archive / South Dakota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 45, NWS Rapid City, SD
NWS Rapid City, SD issued this severe thunderstorm warning at Jun 9, 2000, 4:21 PM MDT for Harding County, South Dakota. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 9, 2000, 4:21 PM MDT (22:21 UTC)
- Expired
- Jun 9, 2000, 5:20 PM MDT
- In force
- 59 min
- Issued by
- NWS Rapid City, SD
- Area
- Whole counties
County Harding County, SD
The radar
The Rapid City radar (KUDX), 170 km from the middle of the area, began a volume at 22:23 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 nearest sounding before it
Rapid City, SD (KUNR), launched 12:00Z, 10.4 hours before the alert went out and 175 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
- 3301 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 53 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 Rapid City, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 9, 3:00 PM MDT, 1 hour 21 minutes earlier.
Area forecast discussion, Jun 9, 3:00 PM MDT, 1 hour 21 minutes before
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL WEATHER SERVICE RAPID CITY SD 300 PM MDT FRI JUN 9 2000 LITTLE TIME TO TYPE ATTM SO WILL BE BRIEF. UPPER VORT WORKING ITS WAY ACROSS WY ATTM WITH NR SVR CONVECTION OVR THE FAR NW PTN OF CWA. WITH FNT EXTENDING FROM FAR NRN WY THROUGH NW SD INTO NE ND...HIGHER DWPTS CONFINED TO AREAS N OF FNT WITH DRY DOWNSLOPE AIR AHEAD OF IT. BEST CAPES AND SHEAR N OF FNT...AND THUS EXPECT BEST SVR CHC THERE WITH MUCH LESS CHC FURTHER S TOWARDS RAP AND CNTRL.SRN BLK HLS. IN THE HILLS MAIN PROBLEM WILL BE POTENTIAL FOR DRY LIGHTNING FOLLOWED BY CD FNT PASSAGE OVERNIGHT. CONTINUE RED FLAG WARNING FOR BLK HLS FOR THESE REASSONS, PLUS 10 HOUR FM IN THE 3 TO 5% RANGE. AFTER THAT IT LOOKS QUIET FOR A WHILE WITH WITH CHC OF NOCTURNAL CONVECTION SAT NIGHT AND SUN NIGHT. FOR TEMPS FOLLOWED MAV/FWC COMPROMISE. .UNR...NONE. BAILEY
The office that day
Everything else NWS Rapid City, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 4:10 PM MDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 45 min |
| Jun 9, 4:39 PM MDT | Severe Thunderstorm Warning | UNR | Haakon | 46 min |
| Jun 9, 4:54 PM MDT | Severe Thunderstorm Warning | UNR | Haakon | 46 min |
| Jun 9, 5:44 PM MDT | Severe Thunderstorm Warning | UNR | Harding | 61 min |
| Jun 9, 3:27 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 48 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.