Alert archive / Montana / Tornado Watches in 2005

Tornado Watch 525

June 25, 200521 counties in Montana

The Storm Prediction Center issued this tornado watch at Jun 25, 2005, 1:45 PM MDT for 21 counties in Montana. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 25, 2005, 1:45 PM MDT (19:45 UTC)
Expired
Jun 25, 2005, 9:00 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
All 21 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, Musselshell County, MT, Petroleum 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, Yellowstone County, MT

The radar

The Billings radar (KBLX), 154 km from the middle of the area, began a volume at 19:49 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

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

IssuedProductOfficeCountiesLasted
Jun 25, 2:07 PM MDTTornado WarningGGWPhillips53 min
Jun 25, 2:12 PM MDTTornado WarningGGWPetroleum34 min
Jun 25, 2:53 PM MDTTornado WarningGGWPhillips69 min
Jun 25, 2:56 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley64 min
Jun 25, 3:41 PM MDTTornado WarningGGWValley64 min
Jun 25, 4:01 PM MDTSevere Thunderstorm WarningGGWValley59 min
Jun 25, 4:12 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Musselshell63 min
Jun 25, 4:35 PM MDTSevere Thunderstorm WarningGGWMcCone, Roosevelt, Valley55 min
Jun 25, 4:39 PM MDTFlash Flood WarningGGWValley2 hr
Jun 25, 4:54 PM MDTSevere Thunderstorm WarningGGWDaniels66 min
Jun 25, 5:12 PM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud63 min
Jun 25, 5:29 PM MDTSevere Thunderstorm WarningGGWRoosevelt61 min
Jun 25, 6:02 PM MDTSevere Thunderstorm WarningGGWGarfield58 min
Jun 25, 6:07 PM MDTSevere Thunderstorm WarningGGWDaniels, Sheridan53 min
Jun 25, 6:10 PM MDTSevere Thunderstorm WarningBYZRosebud35 min
Jun 25, 6:13 PM MDTSevere Thunderstorm WarningBYZPowder River47 min
Jun 25, 6:31 PM MDTSevere Thunderstorm WarningGGWRoosevelt59 min
Jun 25, 6:59 PM MDTSevere Thunderstorm WarningGGWSheridan61 min
Jun 25, 7:02 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone58 min
Jun 25, 7:10 PM MDTSevere Thunderstorm WarningBYZRosebud35 min
Jun 25, 7:27 PM MDTSevere Thunderstorm WarningGGWValley63 min
Jun 25, 7:30 PM MDTSevere Thunderstorm WarningGGWRoosevelt16 min
Jun 25, 7:44 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley63 min
Jun 25, 7:47 PM MDTSevere Thunderstorm WarningBYZRosebud30 min
Jun 25, 8:00 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Roosevelt60 min
Jun 25, 8:01 PM MDTSevere Thunderstorm WarningGGWSheridan29 min
Jun 25, 8:13 PM MDTSevere Thunderstorm WarningGGWSheridan62 min
Jun 25, 8:18 PM MDTSevere Thunderstorm WarningGGWRoosevelt, Sheridan27 min
Jun 25, 8:22 PM MDTSevere Thunderstorm WarningGGWRoosevelt57 min
Jun 25, 8:32 PM MDTSevere Thunderstorm WarningGGWSheridan58 min
Jun 25, 8:43 PM MDTSevere Thunderstorm WarningGGWDaniels57 min
Jun 25, 8:51 PM MDTSevere Thunderstorm WarningGGWDawson, Richland, Wibaux36 min

Discussions around it

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

The nearest sounding before it

Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 7.8 hours before the alert went out and 181 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.

Skew-T log-pSkew-T log-p diagram, Glasgow Intl Airport, MT at 12:00Z on 2005-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Glasgow Intl Airport, MT at 12:00Z on 2005-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1222 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
311 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 6:32 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Powder River88 min
Jun 24, 9:28 PM MDTMesoscale DiscussionSPCBig Horn, Custer, Dawson, Fallon, Prairie, Richland and 4 more2 hr
Jun 24, 10:08 PM MDTMesoscale DiscussionSPCCarter67 min
Jun 25, 11:56 AM MDTMesoscale DiscussionSPCBlaine, Fergus, Garfield, Petroleum, Phillips, Valley64 min
Jun 25, 12:34 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Deer Lodge, Gallatin, Granite, Jefferson and 6 more86 min
Jun 25, 1:25 PM MDTSevere Thunderstorm WatchSPCBeaverhead, Broadwater, Gallatin, Golden Valley, Jefferson, Madison and 6 more7 hr
Jun 25, 2:57 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Deer Lodge, Gallatin, Golden Valley, Jefferson and 7 more63 min
Jun 25, 5:09 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Daniels, Dawson, Fallon and 15 more2 hr

Nearby

Tornado Watches in Montana, 2005Every tornado watch in 2005

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.