Alert archive / Kansas / Special Weather Statements in 2014
Special Weather Statement, NWS Topeka, KS
NWS Topeka, KS issued this special weather statement at Sep 20, 2014, 11:55 AM CDT for Brown County, Kansas. It was in force for 35 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
- Sep 20, 2014, 11:55 AM CDT (16:55 UTC)
- Expired
- Sep 20, 2014, 12:30 PM CDT
- In force
- 35 min
- Issued by
- NWS Topeka, KS
County Brown County, KS
The radar
The Topeka radar (KTWX), 126 km from the middle of the area, began a volume at 16:57 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 (KFOE), launched 12:00Z, 4.9 hours before the alert went out and 107 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
- 747 J/kg
- Mixed-layer CIN
- -147 J/kg
- Mixed-layer LCL
- 793 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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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 Topeka, KS wrote its last area forecast discussion before this special weather statement went out at Sep 20, 6:37 AM CDT, 5 hours 18 minutes earlier.
Area forecast discussion, Sep 20, 6:37 AM CDT, 5 hours 18 minutes before
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<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>
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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, Sep 20, 4:31 AM CDT, 7 hours 24 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TOPEKA KS 431 AM CDT SAT SEP 20 2014 KSZ008>012-020>024-026-034>040-054>056-058-059-210945- REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY- POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS- WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON- 431 AM CDT SAT SEP 20 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL...NORTH CENTRAL AND NORTHEAST KANSAS. .DAY ONE...TODAY AND TONIGHT. THERE IS A CHANCE FOR THUNDERSTORMS ACROSS THE AREA TODAY...MAINLY DURING THE AFTERNOON AND EVENING HOURS. A FEW OF THE STRONGER THUNDERSTORMS MAY PRODUCE HAIL UP TO THE SIZE OF QUARTERS AS WELL AS DAMAGING WIND GUSTS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. THUNDERSTORMS ARE POSSIBLE IN NORTH CENTRAL KANSAS MONDAY NIGHT...WITH CHANCES THEN SPREADING EASTWARD ACROSS THE REMAINDER OF THE AREA BY TUESDAY NIGHT THROUGH WEDNESDAY. THUNDERSTORM CHANCES WILL THEN LINGER ACROSS THE AREA THROUGH THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS SHOULD NOT BE NEEDED THROUGH TONIGHT.
In the hours before
Special weather statement, Sep 20, 11:55 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 1155 AM CDT SAT SEP 20 2014 KSZ012-201730- BROWN- 1155 AM CDT SAT SEP 20 2014 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN BROWN COUNTY... THROUGH 1230 PM CDT...A STRONG THUNDERSTORM WILL MOVE SOUTHEAST AT 25 MPH ACROSS PORTIONS OF NORTHEASTERN BROWN COUNTY. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THIS STORM IS CAPABLE OF PRODUCING DIME SIZE HAIL...STRONG WINDS OF 40 TO 50 MPH AND VERY HEAVY RAIN. THE STRONG THUNDERSTORM WILL MOVE ACROSS THE SAC AND FOX INDIAN RESERVATION AND ACROSS RURAL AREAS OF NORTHEAST BROWN COUNTY. && LAT...LON 3989 9534 3997 9554 4000 9560 4000 9534 TIME...MOT...LOC 1653Z 293DEG 22KT 4003 9550
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 20, 12:16 PM CDT | Special Weather Statement | TOP | Nemaha | 29 min |
| Sep 20, 12:47 PM CDT | Special Weather Statement | TOP | Nemaha | 28 min |
| Sep 20, 12:55 PM CDT | Severe Thunderstorm Warning | TOP | Brown, Nemaha | 35 min |
| Sep 20, 1:20 PM CDT | Severe Thunderstorm Warning | TOP | Brown, Jackson, Nemaha | 25 min |
| Sep 20, 2:20 PM CDT | Special Weather Statement | TOP | Nemaha | 40 min |
| Sep 20, 3:53 PM CDT | Severe Thunderstorm Warning | TOP | Wabaunsee | 37 min |
| Sep 20, 4:35 PM CDT | Special Weather Statement | TOP | Geary | 25 min |
| Sep 20, 4:35 PM CDT | Severe Thunderstorm Warning | TOP | Wabaunsee | 25 min |
| Sep 20, 4:57 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Wabaunsee | 18 min |
| Sep 20, 5:07 PM CDT | Special Weather Statement | TOP | Geary | 23 min |
| Sep 20, 5:31 PM CDT | Special Weather Statement | TOP | Morris | 29 min |
| Sep 20, 5:44 PM CDT | Special Weather Statement | TOP | Lyon | 46 min |
| Sep 20, 6:11 PM CDT | Special Weather Statement | TOP | Morris | 34 min |
Nearby
Special Weather Statements in Kansas, 2014Every special weather statement in 2014
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.