Alert archive / Colorado / Special Weather Statements in 2018
Special Weather Statement, NWS Goodland, KS
NWS Goodland, KS issued this special weather statement at Aug 31, 2018, 6:13 PM MDT for Washington County, Colorado. It was in force for 47 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
- Aug 31, 2018, 6:13 PM MDT (00:13 UTC)
- Expired
- Aug 31, 2018, 7:00 PM MDT
- In force
- 47 min
- Issued by
- NWS Goodland, KS
County Washington County, CO
The radar
The Goodland radar (KGLD), 102 km from the middle of the area, began a volume at 00:13 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.2 hours before the alert went out and 250 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.
- Mixed-layer CAPE
- 1554 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 2614 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
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</html>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 Aug 31, 5:51 PM MDT, 22 minutes earlier.
Area forecast discussion, Aug 31, 5:51 PM MDT, 22 minutes before
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<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<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.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Hazardous weather outlook, Aug 31, 2:29 PM MDT, 3 hours 44 minutes before
Hazardous Weather Outlook National Weather Service Goodland KS 229 PM MDT Fri Aug 31 2018 COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-012030- Yuma County-Kit Carson County-Cheyenne County-Cheyenne-Rawlins- Decatur-Norton-Sherman-Thomas-Sheridan-Graham-Wallace-Logan-Gove- Greeley-Wichita-Dundy-Hitchcock-Red Willow- 229 PM MDT Fri Aug 31 2018 /329 PM CDT Fri Aug 31 2018/ This hazardous weather outlook is for extreme southwest Nebraska... northwest Kansas and east central Colorado. .DAY ONE...THIS AFTERNOON AND TONIGHT... Isolated to scattered thunderstorms are possible late this afternoon and evening with a marginal risk of severe storms producing large hail and damaging winds mainly east of a line from Tribune, Kansas to McCook, Nebraska. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY... There is a marginal risk of severe thunderstorms again late Saturday across the entire tri-state area. The main threats with any storms that become severe will be damaging wind and large hail. Localized heavy rainfall may also produce areas of flash flooding Saturday evening. .SPOTTER INFORMATION STATEMENT... Spotter activation may be required.
In the hours before
Special weather statement, Aug 31, 6:13 PM MDT, 0 minutes before
Special Weather Statement
National Weather Service Goodland KS
613 PM MDT FRI AUG 31 2018
COZ090-091-010100-
Kit Carson County CO-Yuma County CO-
613 PM MDT FRI AUG 31 2018
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN YUMA AND
NORTHWESTERN KIT CARSON COUNTIES UNTIL 700 PM MDT...
At 613 PM MDT, thunderstorm outflow was located 6 miles south of
Arickaree School, or 24 miles north of Flagler, moving southeast at
30 mph.
Winds in excess of 40 mph will be possible.
Locations impacted include...
Joes, Kirk and Abarr.
LAT...LON 3957 10280 4008 10279 4008 10275 3957 10249
3942 10270 3940 10314 3957 10315
TIME...MOT...LOC 0013Z 329DEG 24KT 3966 10305
JNThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 7:14 PM MDT | Special Weather Statement | GLD | Wichita | 31 min |
| Aug 31, 7:18 PM MDT | Special Weather Statement | GLD | Cheyenne | 27 min |
| Aug 31, 7:46 PM MDT | Severe Thunderstorm Warning | GLD | Gove, Logan | 44 min |
| Aug 31, 7:47 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Sherman | 28 min |
| Aug 31, 8:06 PM MDT | Tornado Warning | GLD | Logan | 24 min |
| Aug 31, 8:11 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Rawlins, Sherman | 34 min |
| Aug 31, 8:13 PM MDT | Tornado Warning | GLD | Gove, Logan | 32 min |
| Aug 31, 8:17 PM MDT | Severe Thunderstorm Warning | GLD | Gove, Logan | 28 min |
| Aug 31, 8:37 PM MDT | Tornado Warning | GLD | Gove | 24 min |
| Aug 31, 8:39 PM MDT | Severe Thunderstorm Warning | GLD | Gove, Sheridan | 36 min |
| Aug 31, 8:50 PM MDT | Dust Storm Warning | GLD | Logan, Sherman, Thomas, Wallace | 62 min |
| Aug 31, 9:10 PM MDT | Severe Thunderstorm Warning | GLD | Gove, Graham, Sheridan | 18 min |
| Aug 31, 9:27 PM MDT | Special Weather Statement | GLD | Graham | 48 min |
| Aug 31, 9:55 PM MDT | Special Weather Statement | GLD | Decatur | 35 min |
| Sep 1, 2:08 PM MDT | Special Weather Statement | GLD | Gove | 37 min |
| Sep 1, 2:30 PM MDT | Special Weather Statement | GLD | Graham | 30 min |
| Sep 1, 2:49 PM MDT | Special Weather Statement | GLD | Graham | 26 min |
| Sep 1, 3:07 PM MDT | Special Weather Statement | GLD | Graham | 23 min |
| Sep 1, 3:25 PM MDT | Severe Thunderstorm Warning | GLD | Graham | 20 min |
| Aug 31, 6:48 PM MDT | Special Weather Statement | GLD | Kit Carson | 42 min |
| Aug 31, 7:22 PM MDT | Special Weather Statement | GLD | Kit Carson | 53 min |
| Sep 1, 5:22 PM MDT | Special Weather Statement | GLD | Yuma | 38 min |
Nearby
Special Weather Statements in Colorado, 2018Every special weather statement in 2018
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.