Alert archive / Missouri / Freezing Rain Advisories in 2007

Freezing Rain Advisory 3, NWS Springfield, MO

December 9, 20074 counties in Missouri

NWS Springfield, MO issued this freezing rain advisory at Dec 9, 2007, 9:45 PM CST for 4 counties in Missouri. It took effect at Dec 10, 2007, 12:00 AM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Dec 9, 2007, 9:45 PM CST (03:45 UTC)
In effect from: Dec 10, 2007, 12:00 AM CST
Expired: Dec 10, 2007, 12:00 PM CST
In force: 12 hr
Issued by: NWS Springfield, MO

Counties Howell County, MO, Ozark County, MO, Shannon County, MO, Taney County, MO

The radar

The Springfield radar (KSGF), 117 km from the middle of the area, began a volume at 03:48 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

Topeka, KS (KTOP), launched 00:00Z, 3.8 hours before the alert went out and 388 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: 2 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 492 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: -37 m²/s²
0-3 km storm-relative helicity: 185 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 freezing rain advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Springfield, MO wrote its last area forecast discussion before this freezing rain advisory went out at Dec 9, 6:00 PM CST, 3 hours 45 minutes earlier.

Area forecast discussion, Dec 9, 6:00 PM CST, 3 hours 45 minutes before

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Hazardous weather outlook, Dec 9, 6:20 PM CST, 3 hours 25 minutes before

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In the hours before

Local storm report, Dec 9, 4:58 PM CST, 4 hours 47 minutes before

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Local storm report, Dec 9, 6:45 PM CST, 3 hours before

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Local storm report, Dec 9, 9:06 PM CST, 39 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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        Please try again in a few minutes.
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The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 10, 3:26 PM CST	Dense Fog Advisory	SGF	Barry, Barton, Benton, Camden, Cedar, Christian and 28 more	22 hr

Nearby

Freezing Rain Advisories in Missouri, 2007 Every freezing rain advisory in 2007

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.