Alert archive / Colorado / Freeze Warnings in 2010

Freeze Warning 2, NWS Goodland, KS

October 25, 2010Cheyenne County, Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this freeze warning at Oct 25, 2010, 3:08 PM MDT for Cheyenne County, Kit Carson County, Yuma County, Colorado. It took effect at Oct 26, 2010, 3:00 AM MDT. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 25, 2010, 3:08 PM MDT (21:08 UTC)
In effect from: Oct 26, 2010, 3:00 AM MDT
Expired: Oct 26, 2010, 8:24 AM MDT
In force: 5 hr
Issued by: NWS Goodland, KS

Counties Cheyenne County, CO, Kit Carson County, CO, Yuma County, CO

The radar

The Goodland radar (KGLD), 72 km from the middle of the area, began a volume at 21:15 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

Denver, CO (KDNR), launched 12:00Z, 9.1 hours before the alert went out and 80 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: 2347 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 186 m²/s²
0-3 km storm-relative helicity: 383 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 freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this freeze warning went out at Oct 25, 3:01 PM MDT, 7 minutes earlier.

Area forecast discussion, Oct 25, 3:01 PM MDT, 7 minutes before

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Hazardous weather outlook, Oct 25, 10:22 AM MDT, 4 hours 46 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1022 AM MDT MON OCT 25 2010

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-261400-
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON-
SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-
DUNDY-HITCHCOCK-RED WILLOW-
1022 AM MDT MON OCT 25 2010 /1122 AM CDT MON OCT 25 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST
NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A COLD FRONT WILL BRING STRONG NORTHWEST WINDS ACROSS THE TRI-STATE
AREA THIS AFTEROON AND EVENING. WINDS OF 25 TO 40 MPH WITH GUSTS
TO 50 MPH WILL OCCUR.

OTHERWISE...FROST WILL DEVELOP LATE TONIGHT OVER EASTERN COLORADO.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE FIRST HARD FREEZE OF THE SEASON IS LIKELY THIS WEEK AS
OVERNIGHT LOWS FALL INTO THE MIDDLE AND UPPER 20S ACROSS PORTIONS
OF THE REGION EARLY WEDNESDAY AND THURSDAY MORNINGS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT.

In the hours before

Local storm report, Oct 25, 12:24 PM MDT, 2 hours 44 minutes before

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Local storm report, Oct 25, 12:29 PM MDT, 2 hours 39 minutes before

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Local storm report, Oct 25, 12:31 PM MDT, 2 hours 37 minutes before

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Local storm report, Oct 25, 1:01 PM MDT, 2 hours 7 minutes before

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Local storm report, Oct 25, 1:03 PM MDT, 2 hours 5 minutes before

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Local storm report, Oct 25, 1:24 PM MDT, 1 hour 44 minutes before

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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 25, 10:14 AM MDT	Wind Advisory	GLD	Cheyenne, Decatur, Gove, Graham, Greeley, Logan and 7 more	8 hr
Oct 25, 3:26 PM MDT	Fire Weather Watch	GLD	Cheyenne, Rawlins, Sherman, Thomas	14 hr
Oct 25, 3:50 AM MDT	Frost Advisory	GLD	Cheyenne, Kit Carson, Yuma	11 hr

Nearby

Freeze Warnings in Colorado, 2010 Every freeze warning in 2010

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.