Alert archive / Montana / Tornado Watches in 2019

Tornado Watch 458

June 28, 201913 counties in Montana

The Storm Prediction Center issued this tornado watch at Jun 28, 2019, 4:45 PM MDT for 13 counties in Montana. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 28, 2019, 4:45 PM MDT (22:45 UTC)
Expired
Jun 28, 2019, 11:51 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
60 kt

Counties Blaine County, MT, Chouteau County, MT, Fergus County, MT, Garfield County, MT, Golden Valley County, MT, Hill County, MT, Judith Basin County, MT, Meagher County, MT, Musselshell County, MT, Petroleum County, MT, Phillips County, MT, Valley County, MT, Wheatland County, MT

The radar

The Glasgow radar (KGGW), 173 km from the middle of the area, began a volume at 22:46 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
30%
One or more EF2 to EF5 tornadoes
10%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
40%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 28, 5:49 PM MDTSevere Thunderstorm WarningBYZWheatland41 min
Jun 28, 6:11 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin22 min
Jun 28, 6:15 PM MDTSevere Thunderstorm WarningTFXJudith Basin45 min
Jun 28, 6:42 PM MDTSevere Thunderstorm WarningTFXBlaine, Fergus33 min
Jun 28, 6:43 PM MDTSevere Thunderstorm WarningTFXFergus47 min
Jun 28, 6:52 PM MDTSevere Thunderstorm WarningGGWPhillips53 min
Jun 28, 7:03 PM MDTSevere Thunderstorm WarningTFXBlaine, Fergus27 min
Jun 28, 7:16 PM MDTSevere Thunderstorm WarningTFXFergus44 min
Jun 28, 7:18 PM MDTSevere Thunderstorm WarningGGWPetroleum, Phillips72 min
Jun 28, 7:30 PM MDTSevere Thunderstorm WarningTFXBlaine, Fergus30 min
Jun 28, 7:42 PM MDTSevere Thunderstorm WarningTFXFergus48 min
Jun 28, 8:01 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum40 min
Jun 28, 8:05 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley55 min
Jun 28, 8:13 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley62 min
Jun 28, 8:20 PM MDTTornado WarningGGWPhillips25 min
Jun 28, 8:29 PM MDTFlash Flood WarningGGWPhillips, Valley109 min
Jun 28, 8:54 PM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley66 min
Jun 28, 9:09 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley31 min
Jun 28, 9:23 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley67 min
Jun 28, 9:33 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley72 min
Jun 28, 10:14 PM MDTSevere Thunderstorm WarningGGWDaniels, Valley61 min
Jun 28, 10:16 PM MDTSevere Thunderstorm WarningGGWDaniels, McCone, Roosevelt, Valley59 min
Jun 28, 10:25 PM MDTTornado WarningGGWValley20 min
Jun 28, 10:55 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Sheridan, Valley80 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
Jun 27, 6:03 PM MDTSevere Thunderstorm WatchSPCDaniels, Dawson, Garfield, Golden Valley, McCone, Musselshell and 7 more7 hr
Jun 27, 7:50 PM MDTMesoscale DiscussionSPCDaniels, Garfield, McCone, Musselshell, Petroleum, Roosevelt and 1 more85 min
Jun 27, 10:11 PM MDTMesoscale DiscussionSPCDaniels, Roosevelt, Sheridan94 min
Jun 28, 2:36 PM MDTMesoscale DiscussionSPCBlaine, Broadwater, Chouteau, Fergus, Gallatin, Golden Valley and 11 more114 min

Nearby

Tornado Watches in Montana, 2019Every tornado watch in 2019

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.