Alert archive / Oklahoma / Special Weather Statements in 2014
Special Weather Statement, NWS Amarillo, TX
NWS Amarillo, TX issued this special weather statement at Apr 20, 2014, 3:39 PM CDT for Beaver County, Oklahoma. It was in force for 51 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
- Apr 20, 2014, 3:39 PM CDT (20:39 UTC)
- Expired
- Apr 20, 2014, 4:30 PM CDT
- In force
- 51 min
- Issued by
- NWS Amarillo, TX
County Beaver County, OK
The radar
The Dodge City radar (KDDC), 138 km from the middle of the area, began a volume at 20:39 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
Dodge City, (KDDC), launched 12:00Z, 8.7 hours before the alert went out and 141 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
- 4 J/kg
- Mixed-layer CIN
- -209 J/kg
- Mixed-layer LCL
- 1130 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 109 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 Amarillo, TX wrote its last area forecast discussion before this special weather statement went out at Apr 20, 3:30 PM CDT, 9 minutes earlier.
Area forecast discussion, Apr 20, 3:30 PM CDT, 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 330 PM CDT SUN APR 20 2014 .DISCUSSION... ONLY MINOR CHANGES HAVE BEEN MADE TO THE FORECAST. HAVE INCREASED POPS THIS EVENING ACROSS THE SOUTHEAST HALF OF THE FORECAST AREA... CLOSER TO PROXIMITY OF INCOMING UPPER-LEVEL JET STREAK...IN REGION OF GREATER INSTABILITY. POPS AFTER MIDNIGHT HAVE BEEN TRIMMED TO INCLUDE ONLY FAR EASTERN SECTIONS...AHEAD OF DEPARTING VORTICITY MAXIMUM. MONDAY AND TUESDAY EXPECTED TO BE DRY AND MILD. LOW-LEVEL JET DEVELOPS TUESDAY NIGHT AHEAD OF NEXT MID-LEVEL TROF. WEDNESDAY AFTERNOON CHANCES FOR STRONG TO SEVERE THUNDERSTORMS HAVE BEEN INCREASED SLIGHTLY AND SPREAD A BIT FARTHER WEST DUE TO EXPECTED POSITION OF DRYLINE. WEDNESDAY EVENING POPS HAVE BEEN KEPT IN EASTERN SECTIONS HAVE ALSO BEEN INCREASED SLIGHTLY...AND HAVE ALSO BEEN SPREAD A BIT FARTHER WEST. NO POPS IN REMAINDER OF FORECAST. NO FREEZING TEMPERATURES EXPECTED. 03 COCKRELL && .FIRE WEATHER... NO ELEVATED OR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THROUGH TUESDAY. CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON WEDNESDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SATURDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SUNDAY ACROSS THE WESTERN TWO THIRDS OF THE PANHANDLES. 03 && .PRELIMINARY POINT TEMPS/POPS... AMARILLO TX 52 78 51 82 55 / 30 5 0 0 5 BEAVER OK 56 79 48 85 59 / 50 5 0 0 5 BOISE CITY OK 51 74 49 83 55 / 20 5 0 5 5 BORGER TX 55 79 54 85 58 / 30 5 0 0 5 BOYS RANCH TX 51 80 52 87 56 / 20 5 0 0 5 CANYON TX 51 79 50 82 55 / 20 5 0 0 5 CLARENDON TX 56 78 53 83 55 / 40 5 0 0 5 DALHART TX 47 75 48 86 53 / 20 5 0 5 5 GUYMON OK 52 77 49 84 57 / 30 5 0 5 5 HEREFORD TX 50 78 49 84 54 / 20 5 0 0 5 LIPSCOMB TX 58 78 49 82 57 / 50 5 0 0 5 PAMPA TX 53 77 51 81 57 / 40 5 0 0 5 SHAMROCK TX 56 79 52 83 56 / 50 5 0 0 0 WELLINGTON TX 56 80 54 86 56 / 50 5 0 0 0 && .AMA WATCHES/WARNINGS/ADVISORIES... TX...NONE. OK...NONE. && 05/03
Hazardous weather outlook, Apr 20, 4:23 AM CDT, 11 hours 16 minutes before
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</html>In the hours before
Special weather statement, Apr 20, 1:24 PM CDT, 2 hours 15 minutes before
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</html>Special weather statement, Apr 20, 1:42 PM CDT, 1 hour 57 minutes before
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</html>Special weather statement, Apr 20, 2:50 PM CDT, 49 minutes before
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</html>Special weather statement, Apr 20, 3:39 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 1:24 PM CDT | Special Weather Statement | AMA | Potter | 51 min |
| Apr 20, 1:42 PM CDT | Special Weather Statement | AMA | Ochiltree | 48 min |
| Apr 20, 2:47 PM CDT | Special Weather Statement | AMA | Potter | 43 min |
| Apr 20, 2:50 PM CDT | Special Weather Statement | AMA | Ochiltree | 40 min |
| Apr 20, 3:41 PM CDT | Special Weather Statement | AMA | Carson | 49 min |
| Apr 20, 3:43 PM CDT | Special Weather Statement | AMA | Wheeler | 47 min |
| Apr 20, 3:52 PM CDT | Special Weather Statement | AMA | Collingsworth | 53 min |
| Apr 20, 4:25 PM CDT | Special Weather Statement | AMA | Gray | 65 min |
| Apr 20, 4:31 PM CDT | Special Weather Statement | AMA | Ochiltree | 44 min |
| Apr 20, 5:00 PM CDT | Special Weather Statement | AMA | Gray, Hemphill, Lipscomb, Roberts, Wheeler | 45 min |
| Apr 20, 5:50 PM CDT | Severe Thunderstorm Warning | AMA | Gray, Hemphill, Lipscomb, Wheeler | 55 min |
| Apr 20, 6:58 PM CDT | Special Weather Statement | AMA | Hutchinson | 62 min |
| Apr 20, 6:03 PM CDT | Special Weather Statement | AMA | Beaver | 27 min |
Nearby
Special Weather Statements in Oklahoma, 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.