Alert archive / Colorado / Special Weather Statements in 2020

Special Weather Statement, NWS Goodland, KS

May 2, 2020Kit Carson County, Colorado

NWS Goodland, KS issued this special weather statement at May 2, 2020, 9:21 PM MDT for Kit Carson County, Colorado. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 2, 2020, 9:21 PM MDT (03:21 UTC)
Expired: May 2, 2020, 9:45 PM MDT
In force: 24 min
Issued by: NWS Goodland, KS

County Kit Carson County, CO

The radar

The Goodland radar (KGLD), 117 km from the middle of the area, began a volume at 03:22 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 00:00Z, 3.4 hours before the alert went out and 48 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: 158 J/kg
Mixed-layer CIN: -84 J/kg
Mixed-layer LCL: 1570 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 95 m²/s²
0-3 km storm-relative helicity: 327 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 3.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at May 2, 5:45 PM MDT, 3 hours 36 minutes earlier.

Area forecast discussion, May 2, 5:45 PM MDT, 3 hours 36 minutes before

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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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Hazardous weather outlook, May 2, 12:24 PM MDT, 8 hours 57 minutes before

Hazardous Weather Outlook
National Weather Service Goodland KS
1224 PM MDT Sat May 2 2020

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-031830-
Yuma County-Kit Carson County-Cheyenne County-Cheyenne-Rawlins-
Decatur-Norton-Sherman-Thomas-Sheridan-Graham-Wallace-Logan-Gove-
Greeley-Wichita-Dundy-Hitchcock-Red Willow-
1224 PM MDT Sat May 2 2020 /124 PM CDT Sat May 2 2020/

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

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

A few strong thunderstorms capable of producing nickel size hail and
wind gusts up to 50 mph will be possible this evening, mainly in
Eastern Colorado between 6-11 PM MDT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY...

There is a Marginal Risk for severe thunderstorms across portions of
the Tri-State area on Sunday May 03, mainly north of Interstate 70
and west of Highway 83 between 6 PM and 11 PM MDT.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed. Please relay any weather
information to the National Weather Service in Goodland.

JTL

In the hours before

Special weather statement, May 2, 9:21 PM MDT, 0 minutes before

Special Weather Statement
National Weather Service Goodland KS
921 PM MDT Sat May 2 2020

COZ091-030345-
Kit Carson County CO-
921 PM MDT Sat May 2 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN KIT CARSON COUNTY
UNTIL 945 PM MDT...

At 919 PM MDT, Doppler radar was tracking a strong thunderstorm 5
miles west of Thurman, or 23 miles northwest of Flagler, moving
southeast at 35 mph.

Pea size hail, wind gusts up to 50 mph, and blowing dust creating
reduced visibility will be possible with this storm.

Locations impacted include...
Flagler.

This includes Interstate 70 in Colorado between mile markers 394 and
395.

LAT...LON 3957 10315 3957 10301 3949 10285 3924 10306
      3931 10315
TIME...MOT...LOC 0319Z 303DEG 30KT 3957 10331

DDT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 12:47 AM MDT	Special Weather Statement	GLD	Wallace	28 min
May 2, 9:46 PM MDT	Special Weather Statement	GLD	Kit Carson	29 min
May 2, 10:13 PM MDT	Special Weather Statement	GLD	Kit Carson	32 min
May 3, 12:28 AM MDT	Special Weather Statement	GLD	Kit Carson	32 min
May 3, 4:49 PM MDT	Special Weather Statement	GLD	Yuma	26 min
May 3, 5:14 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	31 min
May 3, 5:42 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	33 min

Nearby

Special Weather Statements in Colorado, 2020 Every special weather statement in 2020

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.