Alert archive / Texas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 166, NWS San Angelo, TX

October 10, 2014Nolan County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Oct 10, 2014, 6:04 PM CDT for Nolan County, Texas. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 10, 2014, 6:04 PM CDT (23:04 UTC)
Expired: Oct 10, 2014, 6:38 PM CDT
In force: 34 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 50.0 mph

County Nolan County, TX

The radar

The San Angelo radar (KSJT), 104 km from the middle of the area, began a volume at 23:08 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 10, 5:01 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.1 hours before the alert went out and 173 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: 1087 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 1197 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 123 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 10, 5:32 PM CDT, 32 minutes earlier.

Area forecast discussion, Oct 10, 5:32 PM CDT, 32 minutes before

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Hazardous weather outlook, Oct 10, 3:49 PM CDT, 2 hours 15 minutes before

HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE SAN ANGELO TX
349 PM CDT FRI OCT 10 2014

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-112100-
FISHER-NOLAN-STERLING-COKE-RUNNELS-IRION-TOM GREEN-CONCHO-
CROCKETT-SCHLEICHER-SUTTON-HASKELL-THROCKMORTON-JONES-SHACKELFORD-
TAYLOR-CALLAHAN-COLEMAN-BROWN-MCCULLOCH-SAN SABA-MENARD-KIMBLE-
MASON-
349 PM CDT FRI OCT 10 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS ARE EXPECTED ACROSS ALL OF WEST CENTRAL TEXAS THIS
AFTERNOON INTO SATURDAY MORNING. A FEW STORMS COULD BECOME STRONG
TO SEVERE...MAINLY ALONG AND NORTH OF A MERTZON...TO SAN
ANGELO...TO BROWNWOOD LINE. THE MAIN HAZARDS WILL BE LARGE
HAIL...DANGEROUS CLOUD TO GROUND LIGHTNING...AND DAMAGING WINDS.

THUNDERSTORMS WILL CONTINUE THROUGH THE OVERNIGHT HOURS...BUT
SHOULD REMAIN BELOW SEVERE LEVELS. HOWEVER...GUSTY WINDS...LOCALLY
HEAVY RAINFALL...AND DEADLY LIGHTNING WILL STILL BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THUNDERSTORMS WILL BE POSSIBLE ACROSS PARTS OF THE AREA SUNDAY
NIGHT INTO MONDAY. THE MAIN HAZARDS WILL BE SMALL HAIL...GUSTY
WINDS...LOCALLY HEAVY RAIN...AND DEADLY LIGHTNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY THIS AFTERNOON AND EVENING.

DANIELS

In the hours before

Special weather statement, Oct 10, 4:51 PM CDT, 1 hour 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
451 PM CDT FRI OCT 10 2014

TXZ064-065-102215-
STERLING TX-COKE TX-
451 PM CDT FRI OCT 10 2014

...SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 515 PM CDT FOR
STERLING AND COKE COUNTIES...

AT 449 PM CDT...A STRONG THUNDERSTORM WAS INDICATED BY NATIONAL
WEATHER SERVICE DOPPLER RADAR 5 MILES SOUTH OF STERLING CITY...MOVING
NORTHEAST AT 25 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  STERLING CITY BY 500 PM CDT
  BROOME BY 510 PM CDT

DIME SIZE HAIL AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THIS STORM.
HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON AREA ROADWAYS...
ESPECIALLY THOSE IN POOR DRAINAGE AREAS. RESIDENTS ARE ENCOURAGED TO
MONITOR THE SITUATION CLOSELY AND BE PREPARED TO TAKE THE PROPER
ACTIONS SHOULD A WARNING BE ISSUED.

LAT...LON 3210 10082 3209 10068 3180 10048 3169 10083
      3171 10086 3168 10087 3163 10106 3184 10117
TIME...MOT...LOC 2150Z 238DEG 21KT 3178 10101

DANIELS

Special weather statement, Oct 10, 5:33 PM CDT, 31 minutes before

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Special weather statement, Oct 10, 5:45 PM CDT, 19 minutes before

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Local storm report, Oct 10, 5:57 PM CDT, 7 minutes before

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Special weather statement, Oct 10, 6:00 PM CDT, 4 minutes before

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The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 10, 4:51 PM CDT	Special Weather Statement	SJT	Coke, Sterling	24 min
Oct 10, 5:08 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Sterling	37 min
Oct 10, 5:33 PM CDT	Special Weather Statement	SJT	Fisher	27 min
Oct 10, 5:42 PM CDT	Severe Thunderstorm Warning	SJT	Coke	48 min
Oct 10, 5:45 PM CDT	Special Weather Statement	SJT	Nolan	30 min
Oct 10, 6:00 PM CDT	Special Weather Statement	SJT	Fisher	45 min
Oct 10, 6:10 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	30 min
Oct 10, 6:25 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan, Runnels, Taylor	50 min
Oct 10, 6:27 PM CDT	Special Weather Statement	SJT	Coke	33 min
Oct 10, 6:28 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	47 min
Oct 10, 6:32 PM CDT	Special Weather Statement	SJT	Sterling	28 min
Oct 10, 6:33 PM CDT	Special Weather Statement	SJT	Haskell	27 min
Oct 10, 6:48 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan	42 min
Oct 10, 6:52 PM CDT	Severe Thunderstorm Warning	SJT	Haskell	38 min
Oct 10, 6:58 PM CDT	Special Weather Statement	SJT	Mitchell	32 min

Nearby

Severe Thunderstorm Warnings in Texas, 2014 Every severe thunderstorm warning 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.