Alert archive / North Dakota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 101, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 30, 2012, 9:04 PM CDT for Stutsman County, North Dakota. It was in force for 24 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 30, 2012, 9:04 PM CDT (02:04 UTC)
- Expired
- Jun 30, 2012, 9:28 PM CDT
- In force
- 24 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 50.0 mph
County Stutsman County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 135 km from the middle of the area, began a volume at 02:04 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 9:11 PM CDT | HAIL 1 | Windsor, ND |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.1 hours before the alert went out and 146 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
- 1260 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1979 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
918 WUUS53 KBIS 010204 SVRBIS NDC093-010300- /O.NEW.KBIS.SV.W.0101.120701T0204Z-120701T0300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BISMARCK ND 904 PM CDT SAT JUN 30 2012 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN STUTSMAN COUNTY IN SOUTHEAST NORTH DAKOTA * UNTIL 1000 PM CDT * AT 903 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL. THIS STORM WAS LOCATED NEAR WINDSOR...OR 15 MILES WEST OF JAMESTOWN... AND MOVING SOUTHEAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... ELDRIDGE...SYDNEY...MILLARTON AND YPSILANTI. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...TAKE SHELTER IN A STURDY BUILDING...AND STAY AWAY FROM WINDOWS. VERY HEAVY RAIN IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. && LAT...LON 4684 9844 4663 9873 4682 9919 4699 9909 TIME...MOT...LOC 0205Z 294DEG 27KT 4686 9900 WIND...HAIL <50MPH 1.75IN $$ VINING
2 follow-up statements
076 WWUS53 KBIS 010213 SVSBIS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 913 PM CDT SAT JUN 30 2012 NDC093-010300- /O.CON.KBIS.SV.W.0101.000000T0000Z-120701T0300Z/ STUTSMAN ND- 913 PM CDT SAT JUN 30 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN STUTSMAN COUNTY UNTIL 1000 PM CDT... AT 912 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL. THIS STORM WAS LOCATED NEAR WINDSOR...OR 14 MILES WEST OF JAMESTOWN... MOVING EAST AT 25 MPH. IN ADDITION...AT 911 PM CDT...QUARTER SIZE HAIL WAS REPORTED IN WINDSOR WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... ELDRIDGE...SYDNEY...MILLARTON AND YPSILANTI. PRECAUTIONARY/PREPAREDNESS ACTIONS... VERY HEAVY RAIN IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. && LAT...LON 4684 9844 4663 9873 4682 9919 4699 9909 TIME...MOT...LOC 0212Z 290DEG 21KT 4687 9899 WIND...HAIL <50MPH 1.75IN $$ VINING/AYD
453 WWUS53 KBIS 010228 SVSBIS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 928 PM CDT SAT JUN 30 2012 NDC093-010238- /O.CAN.KBIS.SV.W.0101.000000T0000Z-120701T0300Z/ STUTSMAN ND- 928 PM CDT SAT JUN 30 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN STUTSMAN COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. LAT...LON 4684 9844 4663 9873 4682 9919 4699 9909 TIME...MOT...LOC 0228Z 290DEG 21KT 4683 9886 $$ VINING
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 7:20 PM CDT | Severe Thunderstorm Warning | BIS | Kidder, Stutsman | 40 min |
| Jun 30, 7:24 PM CDT | Severe Thunderstorm Warning | BIS | Kidder, Stutsman, Wells | 66 min |
| Jun 30, 7:58 PM CDT | Severe Thunderstorm Warning | BIS | Kidder, Stutsman | 62 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.