Alert archive / Montana / Wind Chill Advisories in 2012
Wind Chill Advisory 6, NWS Glasgow, MT
NWS Glasgow, MT issued this wind chill advisory at Feb 26, 2012, 2:35 PM MST for Valley County, Montana. It took effect at Feb 26, 2012, 11:00 PM MST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Feb 26, 2012, 2:35 PM MST (21:35 UTC)
- In effect from
- Feb 26, 2012, 11:00 PM MST
- Expired
- Feb 27, 2012, 9:25 AM MST
- In force
- 10 hr
- Issued by
- NWS Glasgow, MT
County Valley County, MT
The radar
The Glasgow radar (KGGW), 18 km from the middle of the area, began a volume at 21:40 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
Bismarck Municip, ND (KBIS), launched 12:00Z, 9.6 hours before the alert went out and 481 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 543 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind chill advisory 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 wind chill advisory went out at Feb 25, 3:31 PM MST, 23 hours 4 minutes earlier.
Area forecast discussion, Feb 25, 3:31 PM MST, 23 hours 4 minutes before
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</html>Hazardous weather outlook, Feb 25, 2:37 PM MST, 23 hours 58 minutes before
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Wind Chill Advisories in Montana, 2012Every wind chill advisory in 2012
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.