Alert archive / Montana / High Wind Warnings in 2014

High Wind Warning 11, NWS Billings, MT

October 15, 2014Stillwater County, Montana

NWS Billings, MT issued this high wind warning at Oct 15, 2014, 3:17 PM MDT for Stillwater County, Montana. It took effect at Oct 15, 2014, 6:00 PM MDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 15, 2014, 3:17 PM MDT (21:17 UTC)
In effect from: Oct 15, 2014, 6:00 PM MDT
Expired: Oct 15, 2014, 11:59 PM MDT
In force: 6 hr
Issued by: NWS Billings, MT

County Stillwater County, MT

The radar

The Billings radar (KBLX), 65 km from the middle of the area, began a volume at 21:21 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.

The nearest sounding before it

Great_falls, MT (KTFX), launched 12:00Z, 9.3 hours before the alert went out and 219 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2768 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 282 m²/s²
0-3 km storm-relative helicity: 295 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Billings, MT wrote its last area forecast discussion before this high wind warning went out at Oct 15, 10:19 AM MDT, 4 hours 58 minutes earlier.

Area forecast discussion, Oct 15, 10:19 AM MDT, 4 hours 58 minutes before

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Hazardous weather outlook, Oct 15, 2:41 PM MDT, 36 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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The office that day

Everything else NWS Billings, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 15, 3:16 AM MDT	Red Flag Warning	BYZ	Big Horn, Carbon, Gallatin, Golden Valley, Madison, Musselshell and 5 more	17 hr
Oct 15, 3:17 PM MDT	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	9 hr

Nearby

High Wind Warnings in Montana, 2014 Every high wind warning in 2014

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.