Alert archive / Nebraska / Frost Advisories in 2008

Frost Advisory 1, NWS Hastings, NE

May 2, 20085 counties in Nebraska; Jewell County, Mitchell County, Osborne County, Kansas

NWS Hastings, NE issued this frost advisory at May 2, 2008, 3:10 PM CDT for 5 counties in Nebraska; Jewell County, Mitchell County, Osborne County, Kansas. It took effect at May 3, 2008, 4:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: May 2, 2008, 3:10 PM CDT (20:10 UTC)
In effect from: May 3, 2008, 4:00 AM CDT
Expired: May 3, 2008, 1:01 AM CDT
In force
Issued by: NWS Hastings, NE

Counties Jewell County, KS, Mitchell County, KS, Osborne County, KS, Clay County, NE, Fillmore County, NE, Nuckolls County, NE, Thayer County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 44 km from the middle of the area, began a volume at 20:09 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 12:00Z, 8.2 hours before the alert went out and 237 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: 36 J/kg
Mixed-layer CIN: -275 J/kg
Mixed-layer LCL: 984 m above ground
0-6 km bulk shear: 88 kt
0-1 km storm-relative helicity: 98 m²/s²
0-3 km storm-relative helicity: 155 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 May 2, 12:11 PM CDT, 2 hours 59 minutes earlier.

Area forecast discussion, May 2, 12:11 PM CDT, 2 hours 59 minutes before

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Hazardous weather outlook, May 2, 5:37 AM CDT, 9 hours 33 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
May 2, 4:38 AM CDT	Wind Advisory	GID	Adams, Buffalo, Clay, Dawson, Franklin, Furnas and 14 more	20 hr
May 2, 3:10 PM CDT	Freeze Warning	GID	Adams, Buffalo, Dawson, Franklin, Furnas, Gosper and 13 more	18 hr
May 1, 7:00 PM CDT	Severe Thunderstorm Warning	GID	Osborne	30 min
May 1, 8:14 PM CDT	Severe Thunderstorm Warning	GID	Jewell	16 min

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.