Alert archive / Texas / Special Weather Statements in 2019

Special Weather Statement, NWS Lake Charles, LA

January 19, 2019Tyler County, Texas

NWS Lake Charles, LA issued this special weather statement at Jan 19, 2019, 2:21 AM CST for Tyler County, Texas. It was in force for 39 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: Jan 19, 2019, 2:21 AM CST (08:21 UTC)
Expired: Jan 19, 2019, 3:00 AM CST
In force: 39 min
Issued by: NWS Lake Charles, LA

County Tyler County, TX

The radar

The Ft Polk radar (KPOE), 129 km from the middle of the area, began a volume at 08:25 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

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.4 hours before the alert went out and 143 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: 419 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 491 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 252 m²/s²
0-3 km storm-relative helicity: 298 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

As transmitted.

346 
WWUS84 KLCH 190821
SPSLCH

Special Weather Statement
National Weather Service Lake Charles LA
221 AM CST SAT JAN 19 2019
 
TXZ180-259-190900-
Northern Jasper TX-Tyler TX-
221 AM CST SAT JAN 19 2019

...SIGNIFICANT WEATHER ADVISORY FOR TYLER AND NORTHWESTERN JASPER
COUNTIES UNTIL 300 AM CST...

At 221 AM CST, Doppler radar was tracking strong thunderstorms along
a line extending from 13 miles northwest of Ebenezer to near
Goodrich. Movement was east at 35 mph.

Half inch hail and winds in excess of 40 mph will be possible with
these storms.

Locations impacted include...
Woodville, Colmesneil, Chester, Warren, Ebenezer, Rockland,
Browndell, Ivanhoe, Hillister and Sam Rayburn Dam.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3106 9456 3103 9447 3111 9406 3114 9403
      3116 9391 3114 9391 3054 9440 3054 9455
      3101 9465
TIME...MOT...LOC 0821Z 257DEG 30KT 3120 9429 3060 9486 

$$

MM

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 19, 3:15 AM CST	Tornado Warning	LCH	Rapides	30 min
Jan 19, 3:48 AM CST	Special Weather Statement	LCH	Beauregard, Vernon	42 min
Jan 19, 4:26 AM CST	Lake Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more	4 hr
Jan 19, 4:28 AM CST	Special Weather Statement	LCH	Allen, Beauregard, Calcasieu, Rapides, Vernon	47 min
Jan 19, 4:38 AM CST	Special Marine Warning	LCH		52 min
Jan 19, 5:16 AM CST	Special Weather Statement	LCH	Allen, Avoyelles, Calcasieu, Cameron, Evangeline, Jefferson Davis	44 min
Jan 19, 5:59 AM CST	Special Weather Statement	LCH	Acadia, Cameron, Lafayette, Saint Landry	46 min
Jan 19, 6:06 AM CST	Special Marine Warning	LCH		54 min
Jan 19, 6:45 AM CST	Special Weather Statement	LCH	Lafayette, Saint Landry, Vermilion	45 min
Jan 19, 7:00 AM CST	Special Marine Warning	LCH		60 min
Jan 19, 8:37 AM CST	Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more	12 hr
Jan 19, 11:03 AM CST	River Flood Warning	LCH	Calcasieu	21 days
Jan 19, 11:03 AM CST	River Flood Warning	LCH	Calcasieu	5 days
Jan 19, 11:03 AM CST	River Flood Warning	LCH	Vernon	61 hr
Jan 19, 3:11 PM CST	Low Water Advisory	LCH		21 hr
Jan 19, 3:00 AM CST	Special Weather Statement	LCH	Hardin, Jasper, Tyler	45 min

Nearby

Special Weather Statements in Texas, 2019 Every special weather statement in 2019

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.