Alert archive / Montana / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 605

July 11, 200418 counties in Montana

The Storm Prediction Center issued this severe thunderstorm watch at Jul 11, 2004, 2:40 PM MDT for 18 counties in Montana. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jul 11, 2004, 2:40 PM MDT (20:40 UTC)
Expired
Jul 11, 2004, 9:00 PM MDT
In force
6 hr
Issued by
the Storm Prediction Center

Counties Big Horn County, MT, Carter County, MT, Custer County, MT, Daniels County, MT, Dawson County, MT, Fallon County, MT, Garfield County, MT, McCone County, MT, Phillips County, MT, Powder River County, MT, Prairie County, MT, Richland County, MT, Roosevelt County, MT, Rosebud County, MT, Sheridan County, MT, Treasure County, MT, Valley County, MT, Wibaux County, MT

The radar

The Glasgow radar (KGGW), 116 km from the middle of the area, began a volume at 20:40 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.

Warnings issued inside it

24 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jul 11, 4:50 PM MDTSevere Thunderstorm WarningBYZBig Horn55 min
Jul 11, 5:00 PM MDTSevere Thunderstorm WarningGGWPhillips60 min
Jul 11, 5:02 PM MDTSevere Thunderstorm WarningBYZPowder River58 min
Jul 11, 5:07 PM MDTSevere Thunderstorm WarningBYZRosebud53 min
Jul 11, 5:16 PM MDTSevere Thunderstorm WarningGGWPhillips59 min
Jul 11, 5:42 PM MDTTornado WarningGGWPhillips63 min
Jul 11, 6:14 PM MDTSevere Thunderstorm WarningGGWPhillips46 min
Jul 11, 6:17 PM MDTTornado WarningGGWValley58 min
Jul 11, 6:59 PM MDTSevere Thunderstorm WarningBYZCuster31 min
Jul 11, 7:11 PM MDTSevere Thunderstorm WarningBYZTreasure64 min
Jul 11, 7:12 PM MDTSevere Thunderstorm WarningGGWGarfield, Valley63 min
Jul 11, 7:12 PM MDTTornado WarningGGWValley63 min
Jul 11, 7:23 PM MDTSevere Thunderstorm WarningGGWDawson67 min
Jul 11, 7:27 PM MDTSevere Thunderstorm WarningBYZBig Horn63 min
Jul 11, 7:34 PM MDTTornado WarningGGWGarfield56 min
Jul 11, 7:37 PM MDTSevere Thunderstorm WarningGGWPrairie, Wibaux53 min
Jul 11, 7:49 PM MDTTornado WarningGGWDaniels56 min
Jul 11, 7:50 PM MDTSevere Thunderstorm WarningGGWMcCone55 min
Jul 11, 8:00 PM MDTSevere Thunderstorm WarningGGWRichland60 min
Jul 11, 8:09 PM MDTSevere Thunderstorm WarningGGWGarfield66 min
Jul 11, 8:30 PM MDTSevere Thunderstorm WarningGGWWibaux30 min
Jul 11, 8:41 PM MDTSevere Thunderstorm WarningGGWRoosevelt, Sheridan64 min
Jul 11, 8:48 PM MDTSevere Thunderstorm WarningGGWMcCone57 min
Jul 11, 8:59 PM MDTSevere Thunderstorm WarningGGWRichland61 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 6:56 PM MDTMesoscale DiscussionSPCBlaine, Carter, Cascade, Chouteau, Custer, Dawson and 21 more94 min
Jul 10, 9:40 PM MDTMesoscale DiscussionSPCDawson, Prairie, Wibaux2 hr
Jul 10, 11:40 PM MDTMesoscale DiscussionSPCCuster, Dawson, Fallon, Garfield, Prairie, Rosebud and 1 more35 min
Jul 11, 11:48 AM MDTMesoscale DiscussionSPCBlaine, Carter, Custer, Daniels, Dawson, Fallon and 8 more117 min
Jul 11, 1:52 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Carbon, Carter, Chouteau, Custer and 19 more83 min
Jul 11, 5:34 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Daniels, Dawson, Fallon and 14 more86 min

Nearby

Severe Thunderstorm Watches in Montana, 2004Every severe thunderstorm watch in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.