Alert archive / Montana / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 152, NWS Billings, MT

July 1, 2005Musselshell County, Yellowstone County, Montana

NWS Billings, MT issued this severe thunderstorm warning at Jul 1, 2005, 6:15 PM MDT for Musselshell County, Yellowstone County, Montana. It was in force for 21 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
Jul 1, 2005, 6:15 PM MDT (00:15 UTC)
Expired
Jul 1, 2005, 6:36 PM MDT
In force
21 min
Issued by
NWS Billings, MT
Area
Counties, with a storm outline in the text

Counties Musselshell County, MT, Yellowstone County, MT

The radar

The Billings radar (KBLX), 45 km from the middle of the area, began a volume at 00:14 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 00:00Z, 0.3 hours before the alert went out and 221 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, Great_falls, MT at 00:00Z on 2005-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 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, Great_falls, MT at 00:00Z on 2005-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
3 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
3206 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 Billings, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 1, 2:27 PM MDT, 3 hours 48 minutes earlier.

Area forecast discussion, Jul 1, 2:27 PM MDT, 3 hours 48 minutes before
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Hazardous weather outlook, Jul 1, 4:08 AM MDT, 14 hours 7 minutes before
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In the hours before

Local storm report, Jul 1, 5:26 PM MDT, 49 minutes before
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<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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Local storm report, Jul 1, 6:12 PM MDT, 3 minutes before
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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 1:45 PM MDTSevere Thunderstorm WarningBYZBig Horn, Yellowstone45 min
Jul 2, 2:29 PM MDTSevere Thunderstorm WarningBYZBig Horn, Yellowstone61 min
Jul 2, 2:53 PM MDTSevere Thunderstorm WarningBYZSweet Grass67 min
Jul 2, 3:31 PM MDTSevere Thunderstorm WarningBYZBig Horn59 min
Jul 2, 3:35 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Stillwater, Sweet Grass, Wheatland55 min
Jul 2, 4:08 PM MDTSevere Thunderstorm WarningBYZPowder River, Rosebud70 min
Jul 2, 4:30 PM MDTSevere Thunderstorm WarningBYZGolden Valley15 min
Jul 2, 4:30 PM MDTSevere Thunderstorm WarningBYZBig Horn30 min
Jul 2, 5:11 PM MDTSevere Thunderstorm WarningBYZPowder River64 min
Jul 2, 5:54 PM MDTSevere Thunderstorm WarningBYZCarter66 min

Nearby

Severe Thunderstorm Warnings in Montana, 2005Every severe thunderstorm warning 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.