Alert archive / Colorado / Dust Storm Advisories in 2021

Dust Storm Advisory 1, NWS Goodland, KS

January 15, 2021Cheyenne County, Kit Carson County, Colorado

NWS Goodland, KS issued this dust storm advisory at Jan 15, 2021, 2:44 PM MST for Cheyenne County, Kit Carson County, Colorado. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jan 15, 2021, 2:44 PM MST (21:44 UTC)
Expired: Jan 15, 2021, 4:45 PM MST
In force: 2 hr
Issued by: NWS Goodland, KS
Area: Storm-based polygon

Counties Cheyenne County, CO, Kit Carson County, CO

The radar

The Goodland radar (KGLD), 85 km from the middle of the area, began a volume at 21:43 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, 9.7 hours before the alert went out and 104 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: 2264 m above ground
0-6 km bulk shear: 119 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 741 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 dust storm advisory 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 dust storm advisory went out at Jan 15, 1:33 PM MST, 1 hour 11 minutes earlier.

Area forecast discussion, Jan 15, 1:33 PM MST, 1 hour 11 minutes before

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Hazardous weather outlook, Jan 15, 10:09 AM MST, 4 hours 35 minutes before

Hazardous Weather Outlook
National Weather Service Goodland KS
1009 AM MST Fri Jan 15 2021

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-161715-
Yuma-Kit Carson-Cheyenne-Rawlins-Decatur-Norton-Sherman-Thomas-
Sheridan-Graham-Wallace-Logan-Gove-Greeley-Wichita-Dundy-Hitchcock-
Red Willow-
1009 AM MST Fri Jan 15 2021 /1109 AM CST Fri Jan 15 2021/

This hazardous weather outlook is for extreme southwest Nebraska...
northwest Kansas and east central Colorado.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

A High Wind Warning remains in effect for the entire Tri-State Area.
Wind gusts of 60-65 MPH are expected. The wind gusts will gradually
decline during the afternoon.

The high winds will produce blowing dust which will reduce
visibilities, especially near bare ground. Travelers are urged to
use caution if out traveling today.

A Red Flag Warning for dangerous fire conditions is in effect this
afternoon for counties along and south of an Oakley to Goodland and
Wray line.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY...

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed, but any reports of wind
speeds, wind damage, as well as reports of reduced visibility from
blowing dust would be greatly appreciated.

In the hours before

Local storm report, Jan 15, 12:08 PM MST, 2 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1208 PM MST FRI JAN 15 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1114 AM     NON-TSTM WND GST 10 WSW MINGO            39.21N 101.13W
01/15/2021  M61 MPH          THOMAS             KS   MESONET

&&

KAK

Local storm report, Jan 15, 12:13 PM MST, 2 hours 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1213 PM MST FRI JAN 15 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1058 AM     NON-TSTM WND GST 1 NNW COLBY             39.40N 101.05W
01/15/2021  M77 MPH          THOMAS             KS   PUBLIC

            MESSAGE FROM SOCIAL MEDIA, MEASURED USING A
            PERSONAL WEATHER STATION ON ROOF.

&&

KAK

Local storm report, Jan 15, 12:47 PM MST, 1 hour 57 minutes before

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Local storm report, Jan 15, 1:37 PM MST, 1 hour 7 minutes before

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Local storm report, Jan 15, 2:01 PM MST, 43 minutes before

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Local storm report, Jan 15, 2:04 PM MST, 40 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
Jan 15, 9:49 AM MST	Dust Storm Warning	GLD	Greeley, Wallace, Wichita	3 hr
Jan 15, 12:33 PM MST	Dust Storm Warning	GLD	Greeley, Wallace, Wichita	117 min
Jan 15, 9:18 AM MST	Dust Storm Warning	GLD	Cheyenne, Kit Carson	2 hr
Jan 15, 11:41 AM MST	Dust Storm Warning	GLD	Cheyenne, Kit Carson	3 hr

Nearby

Dust Storm Advisories in Colorado, 2021 Every dust storm advisory in 2021

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.