Alert archive / North Dakota / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 114, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Aug 2, 2000, 2:57 PM CDT for McKenzie County, North Dakota. It was in force for 63 min. 2 reports 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
- Aug 2, 2000, 2:57 PM CDT (19:57 UTC)
- Expired
- Aug 2, 2000, 4:00 PM CDT
- In force
- 63 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County McKenzie County, ND
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 2, 3:25 PM CDT | Hail 0.75 | Alexander, ND | |
| Aug 2, 3:25 PM CDT | Thunderstorm Wind 52 M | Alexander, ND |
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
Bismarck Municip, ND (KBIS), launched 12:00Z, 8.0 hours before the alert went out and 230 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
- 1461 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
908 WUUS53 KBIS 021957 SVRISN NDC053-022100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILLISTON ND 257 PM CDT (157 PM MDT) WED AUG 2 2000 THE NATIONAL WEATHER SERVICE IN WILLISTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MCKENZIE COUNTY IN NORTHWESTERN NORTH DAKOTA * UNTIL 400 PM CDT * AT 257 PM CDT (155 PM MDT)...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 45 MILES SOUTH OF WILLISTON OR 19 MILES SOUTHEAST OF SIDNEY MONTANA... MOVING EAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL REMAIN OVER... RURAL MCKENZIE COUNTY THIS IS A DANGEROUS STORM STAY INDOORS AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM CDT (800 PM MDT). $$ THOMSON N
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 Bismarck, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 1, 3:25 PM CDT, 23 hours 32 minutes earlier.
Area forecast discussion, Aug 1, 3:25 PM CDT, 23 hours 32 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BISMARCK ND 325 PM CDT TUE AUG 1 2000 FCST PROBLEM THIS PD WL BE PRECIP TIMING/CHANCES. SFC HIGH IN ERN ND AND TROUGH IN LEE OF ROCKIES ESTABLISHED. MODELS BUILD UP H7 TEMP CAP COINCIDENT WI TROUGH. TSTMS FROM SASK TO ERN MT TO FAR WRN ND TODAY WERE E OF THESE FEATURES AND FOLLOWED H7 OMEGA FIELD. CONCENSUS IN THE OFFICE IS OMEGA FIELD SHOWING MESOSCALE FEATURE ASSOC WI TSTMS...DIV Q FIELD NOT INDICATING A SYNOPTIC FEATURE. AREA IN VCNTY OF TROUGH/H7 CAP IS VIRTUALLY CLEAR ATTM. SHEAR MAY BE ENOUGH FOR SVR WI H250 WLY 70KT JET AND SELY SFC WINDS...AND RELATIVELY LOW DWPTS AT LOW LEVELS LENDING TO INVERTED V SOUNDING FOR GOOD STRAIGHT LINE TSTM WINDS IN THE WEST TONIGHT. WL MENTION TSTMS AND POSSIBLY SVR IN THE WEST. NO FINAL DECISION AS YET WHETHER TO PUT TSMTS IN THE CENTRAL FOR TON. THINK AREA OF TSTMS WL PROGRESS SEWD INTO SD...BUT CAN SEE ON SAT AND KGGW RADAR MORE CONVECTION FROM SASK TO NERN MT. MAY AFFECT NWRN ND THIS EVE. H7 OMEGA FIELD SUGGESTS THIS WL NOT SUSTAIN ITSELF OVERNIGHT INTO CNTRL ND...BUT DOES SUGGESTS LATE NIGHT/MORNING CONVECTION IN THE FAR WEST...ESP THE NW. CHC TSTMS REMAINS OVER CWA WED THROUGH FRI AS SFC TROUGH...CAPE VALUES...MODEL PCPN AND OMEGA FIELDS FAVOR CONVECTION. MODELS BUILD MODERATE H7 CAP INTO WRN ND THU NIGHT...AND INTO CNTRL ND ON THURSDAY...SO TSTMS MAY NOT BE VERY NUMEROUS. WL PUT 30-40 PCNT POPS IN CWA. IN THE EXTENDED...TROUGH FINALLY MOVES ACROSS CWA ON FRI AND WL KEEP PCPN CHCS IN THROUGH FRI. THINK PCPN WL BE IN ERN ND SAT...AND SFC HIGH SHOULD KEEP ATMOS DRY SUN. MAY SEE LATE NIGHT PCPN SUN NIGHT BUT TOO 6FAR OUT TO MENTION IN EXTENDED PERIOD. .BIS...NONE. VINING
In the hours before
Special weather statement, Aug 2, 2:10 PM CDT, 47 minutes before
NDZ001-009-017-022110- SPECIAL WEATHER STATEMENT...VALID UNTIL 410 PM CDT... NATIONAL WEATHER SERVICE WILLISTON NORTH DAKOTA 210 PM CDT WED AUG 2 2000 AT 210 PM CDT (110 MDT) SCATTERED SHOWERS AND THUNDERSTORMS HAD ENTERED WESTERN DIVIDE AND NORTHWESTERN WILLIAMS COUNTIES. ADDITIONAL SHOWERS AND THUNDERSTORMS DEVELOPING IN EASTERN MONTANA CAN BE EXPECTED TO AFFECT NORTHWESTERN NORTH DAKOTA AS THEY MOVE EASTWARD THIS AFTERNOON. WHILE MUCH OF THE ACTIVITY WILL REMAIN LIGHT...GUSTY WINDS...PERIODS OF RAIN...FREQUENT LIGHTNING AND SMALL HAIL ARE POSSIBLE WITH SOME OF THE STRONGER STORMS. THOMSON N
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 3:29 PM CDT | Severe Thunderstorm Warning | BIS | Williams | 61 min |
| Aug 2, 4:24 PM CDT | Severe Thunderstorm Warning | BIS | Renville, Ward | 66 min |
| Aug 2, 4:46 PM CDT | Tornado Warning | BIS | Renville | 34 min |
| Aug 2, 5:46 PM CDT | Severe Thunderstorm Warning | BIS | Dunn | 59 min |
| Aug 2, 6:45 PM CDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer | 60 min |
| Aug 2, 6:55 PM CDT | Severe Thunderstorm Warning | BIS | Mountrail | 50 min |
Nearby
Severe Thunderstorm Warnings in North 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.