Alert archive / Montana / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 43, NWS Glasgow, MT

June 13, 2016Prairie County, Wibaux County, Montana

NWS Glasgow, MT issued this severe thunderstorm warning at Jun 13, 2016, 3:53 PM MDT for Prairie County, Wibaux County, Montana. It was in force for 67 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 13, 2016, 3:53 PM MDT (21:53 UTC)
Expired
Jun 13, 2016, 5:00 PM MDT
In force
67 min
Issued by
NWS Glasgow, MT
Area
Storm-based polygon
Hail
1.5 in
Wind
50.0 mph

Counties Prairie County, MT, Wibaux County, MT

The radar

The Glasgow radar (KGGW), 198 km from the middle of the area, began a volume at 21:55 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 13, 12:45 PM MDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 9.9 hours before the alert went out and 198 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 2016-06-13Temperature 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 2016-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.1939587897Sfc1 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
2468 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
109 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Glasgow, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 13, 3:00 PM MDT, 53 minutes earlier.

Area forecast discussion, Jun 13, 3:00 PM MDT, 53 minutes before
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Hazardous weather outlook, Jun 13, 2:56 AM MDT, 12 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GLASGOW MT
256 AM MDT MON JUN 13 2016

MTZ016>027-059>062-140900-
CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY-
DANIELS-SHERIDAN-WESTERN ROOSEVELT-PETROLEUM-GARFIELD-MCCONE-
RICHLAND-DAWSON-PRAIRIE-WIBAUX-NORTHERN PHILLIPS-
SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT-
256 AM MDT MON JUN 13 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST
MONTANA.

.DAY ONE...TODAY AND TONIGHT

WARM MOIST AIR FROM THE SOUTHEAST AND AN APPROACHING TROUGH OF LOW
PRESSURE FROM THE WEST WILL PRIME THE ATMOSPHERE FOR ANOTHER ROUND
OF STRONG TO SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING
GENERALLY NEAR AND SOUTH OF THE MISSOURI RIVER. THE MAIN THREATS
FROM ANY OF THE STRONGER STORMS WILL BE LARGE HAIL...DAMAGING
WINDS...AND FREQUENT CLOUD TO GROUND LIGHTNING. LOCALLY HEAVY RAIN
IS ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

STRONG TO MARGINALLY SEVERE THUNDERSTORMS WILL ALSO BE POSSIBLE
EACH AFTERNOON AND EVENING THROUGH WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

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

In the hours before

Special weather statement, Jun 13, 2:58 PM MDT, 55 minutes before
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Local storm report, Jun 13, 3:15 PM MDT, 38 minutes before
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Special weather statement, Jun 13, 3:30 PM MDT, 23 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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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 Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 2:58 PM MDTSpecial Weather StatementGGWWibaux17 min
Jun 13, 3:06 PM MDTSevere Thunderstorm WarningGGWWibaux24 min
Jun 13, 3:30 PM MDTSpecial Weather StatementGGWWibaux45 min
Jun 13, 5:01 PM MDTSpecial Weather StatementGGWRichland59 min
Jun 13, 5:03 PM MDTSpecial Weather StatementGGWPrairie57 min
Jun 13, 5:07 PM MDTSevere Thunderstorm WarningGGWPrairie53 min
Jun 13, 5:48 PM MDTSpecial Weather StatementGGWWibaux57 min
Jun 13, 5:55 PM MDTSpecial Weather StatementGGWRichland65 min

Nearby

Severe Thunderstorm Warnings in Montana, 2016Every severe thunderstorm warning in 2016

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.