Alert archive / Montana / Winter Storm Warnings in 2014

Winter Storm Warning 2, NWS Billings, MT

January 28, 201410 counties in Montana

NWS Billings, MT issued this winter storm warning at Jan 28, 2014, 3:08 PM MST for 10 counties in Montana. It took effect at Jan 29, 2014, 6:00 AM MST. It was in force for 33 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
Jan 28, 2014, 3:08 PM MST (22:08 UTC)
In effect from
Jan 29, 2014, 6:00 AM MST
Expired
Jan 30, 2014, 2:53 PM MST
In force
33 hr
Issued by
NWS Billings, MT

Counties Big Horn County, MT, Carbon County, MT, Golden Valley County, MT, Musselshell County, MT, Park County, MT, Rosebud County, MT, Stillwater County, MT, Sweet Grass County, MT, Treasure County, MT, Wheatland County, MT

The radar

The Billings radar (KBLX), 17 km from the middle of the area, began a volume at 22:05 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

Riverton, WY (KRIW), launched 12:00Z, 10.1 hours before the alert went out and 321 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, Riverton, WY at 12:00Z on 2014-01-28Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 12:00Z on 2014-01-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.1939587897117136Sfc1 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
2559 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
300 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 winter storm 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 winter storm warning went out at Jan 28, 9:03 AM MST, 6 hours 5 minutes earlier.

Area forecast discussion, Jan 28, 9:03 AM MST, 6 hours 5 minutes before
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Hazardous weather outlook, Jan 28, 3:37 AM MST, 11 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
337 AM MST TUE JAN 28 2014

MTZ028>042-056>058-063>068-WYZ098-099-291045-
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS-
CRAZY MOUNTAINS-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS-
337 AM MST TUE JAN 28 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

STRONG GUSTY WINDS ARE EXPECTED TO DEVELOP IN THE NYE AND
LIVINGSTON AREA THIS EVENING. WINDS SPEEDS OF 30 TO 40 MPH WITH
OCCASIONAL GUSTS TO 60 MPH ARE POSSIBLE. THESE WINDS WILL BRING
STRONG CROSS WINDS TO I90 FROM LIVINGSTON TO SPRINGDALE AND ALSO
IN THE NYE AREA.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

STRONG WINDS IN THE NYE AND LIVINGSTON AREA WILL WEAKEN BY NOON
AS A STRONG COLD FRONT MOVES THROUGH THE AREA.

HEAVY SNOW IS POSSIBLE WEDNESDAY AFTERNOON THROUGH THURSDAY
EVENING...MAINLY ACROSS SOUTH CENTRAL MONTANA AND NORTH CENTRAL
WYOMING. THE HEAVIEST SNOWFALL IS EXPECTED ALONG AND WEST OF A
LINE FROM ROUNDUP TO BILLINGS TO SHERIDAN. 6 TO 8 INCHES OF SNOW
IS POSSIBLE OVER THE LOWER ELEVATIONS WITH OVER A FOOT OF SNOW
EXPECTED IN THE MOUNTAINS. TRAVEL COULD BE SIGNIFICANTLY IMPACTED
WITH REDUCED VISIBILITIES AND DETERIORATING ROAD CONDITIONS. CHECK
THE FORECAST REGULARLY IF YOU PLAN ON TRAVELING OR HAVE OUTDOOR
ACTIVITIES PLAN WEDNESDAY AND THURSDAY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 28, 3:51 AM MSTWind AdvisoryBYZPark, Stillwater, Sweet Grass36 hr

Nearby

Winter Storm Warnings in Montana, 2014Winter Storm Warnings in Wyoming, 2014Every winter storm 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.