Alert archive / Nebraska / Frost Advisories in 2008

Frost Advisory 4, NWS Hastings, NE

October 13, 200811 counties in Nebraska; 4 counties in Kansas

NWS Hastings, NE issued this frost advisory at Oct 13, 2008, 11:40 AM CDT for 11 counties in Nebraska; 4 counties in Kansas. It took effect at Oct 14, 2008, 4:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Oct 13, 2008, 11:40 AM CDT (16:40 UTC)
In effect from: Oct 14, 2008, 4:00 AM CDT
Expired: Oct 14, 2008, 3:44 AM CDT
In force
Issued by: NWS Hastings, NE

Counties Jewell County, KS, Phillips County, KS, Rooks County, KS, Smith County, KS, Adams County, NE, Clay County, NE, Fillmore County, NE, Franklin County, NE, Hamilton County, NE, Harlan County, NE, Kearney County, NE, Nuckolls County, NE, Polk County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 3 km from the middle of the area, began a volume at 16:40 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

Omaha, NE (KOAX), launched 12:00Z, 4.7 hours before the alert went out and 209 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 439 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 256 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 frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Hastings, NE wrote its last area forecast discussion before this frost advisory went out at Oct 12, 6:49 PM CDT, 16 hours 51 minutes earlier.

Area forecast discussion, Oct 12, 6:49 PM CDT, 16 hours 51 minutes before

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Hazardous weather outlook, Oct 12, 3:36 PM CDT, 20 hours 4 minutes before

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The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 13, 4:15 AM CDT	Freeze Watch	GID	Buffalo, Dawson, Furnas, Gosper, Greeley, Hall and 6 more	7 hr
Oct 13, 11:40 AM CDT	Freeze Warning	GID	Buffalo, Dawson, Furnas, Gosper, Greeley, Hall and 6 more	20 hr

Nearby

Frost Advisories in Nebraska, 2008 Frost Advisories in Kansas, 2008 Every frost advisory in 2008

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.