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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
816 AM CST Sun Feb 19 2017

TXZ171>173-183>194-202>209-217>225-228-201430-
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
816 AM CST Sun Feb 19 2017

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...Today And Tonight.

A strong upper level storm system will move across Texas late this
afternoon through Monday morning. Showers and thunderstorms will
become more numerous late this afternoon after 5pm, overnight, and
persist into the Coastal Plains through Monday morning. The
greatest coverage will be from the eastern Hill Country across the
I-35 corridor and into the Coastal Plains. There is the potential
for strong to severe storms this afternoon into tonight across
much of South Central Texas with the highest risk being from Del
Rio eastward to the I-35 corridor including the Texas Hill
Country. The main threats will be hail up to 1 inch in diameter
and wind gusts up to 60 mph. There is also the potential for heavy
rain mainly along and east of I-35 Sunday into Monday where
average rainfall amounts of 1 to 2 inches are expected with
isolated 4 to 5 inches possible, including in and around the
Austin and San Antonio metro areas.

Areas along and east of U.S. Highway 281 could experience minor
flooding across small streams,creeks, and canals. Also, heavy rain
may prompt brief closures of low water crossings and area roadways.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Heavy rainfall will be ongoing across the Coastal Plains through
Monday morning that could lead to localized flash and river
flooding issues. Rain coverage will decrease from west to east
across the entire region by mid-morning.

After Monday morning, no hazardous weather is expected at this
time.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to submit severe and rainfall reports
Sunday afternoon into Monday.

$$

Hazardous Weather Outlook
National Weather Service Corpus Christi TX
601 AM CST Sun Feb 19 2017

GMZ230-235-250-255-270-275-201215-
Bays and Waterways from Baffin Bay to Port Aransas-
Bays and Waterways from Port Aransas to Port O`Connor-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
601 AM CST Sun Feb 19 2017

This hazardous weather outlook is for South Texas and the Middle
Texas Coastal Waters.

.DAY ONE...Today and Tonight

Isolated thunderstorms expected this afternoon becoming scattered
to numerous overnight as a powerful storm system moves through the
area. Strong storms with hail and gusty winds can not be ruled
out.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Scattered to numerous thunderstorms are expected to diminish in
coverage through the afternoon. Strong storms with hail and gusty
winds can not be ruled out.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.


$$

Hazardous Weather Outlook
National Weather Service Corpus Christi TX
601 AM CST Sun Feb 19 2017

TXZ229>234-239>247-201215-
La Salle-McMullen-Live Oak-Bee-Goliad-Victoria-Webb-Duval-
Jim Wells-Kleberg-Nueces-San Patricio-Aransas-Refugio-Calhoun-
601 AM CST Sun Feb 19 2017

This hazardous weather outlook is for South Texas and the Middle
Texas Coastal Waters.

.DAY ONE...Today and Tonight

Isolated thunderstorms this afternoon becoming scattered to
numerous late tonight as a powerful storm system moves into
Texas. Main concern is heavy rainfall leading to localized
flooding, especially if storms develop and move over the same
areas. Strong storms with hail and gusty winds can not be ruled
out, especially during the overnight period.

Moderate Risk Rip Currents along Gulf Facing Beaches today and
tonight.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Chances for thunderstorms continue through Monday as a powerful
upper level storm system impacts South Texas with rain chances
decreasing from west to east through late Monday afternoon. The
main concern will be locally heavy rainfall with localized
flooding, especially if storms develop and move over the same
areas. Strong storms with hail and gusty winds can not be ruled
out.

The rip current risk may reach moderate levels through Tuesday
due to persistent elevated swells.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.


$$

Hazardous Weather Outlook
National Weather Service Brownsville TX
437 AM CST Sun Feb 19 2017

TXZ248>257-192300-
Zapata-Jim Hogg-Brooks-Kenedy-Starr-Hidalgo-Inland Willacy-
Inland Cameron-Coastal Willacy-Coastal Cameron-
437 AM CST Sun Feb 19 2017

This Hazardous Weather Outlook is for portions of Deep South
Texas.

...THUNDERSTORMS LIKELY OVERNIGHT WITH DAMAGING WIND LARGE HAIL
TORRENTIAL RAIN AND FREQUENT LIGHTNING POSSIBLE...

.DAY ONE...Today and Tonight

TODAY: A MODERATE THREAT FOR RIP AND LONGSHORE CURRENTS IS
EXPECTED ALONG SOUTH PADRE ISLAND. SWIMMERS MAY HAVE DIFFICULTY
NAVIGATING THE CURRENTS AND CHOPPY WAVES.

TONIGHT: A WAVY LINE OF INTENSE THUNDERSTORMS WILL MOVE ACROSS
DEEP SOUTH TEXAS BETWEEN MID EVENING AND DAYBREAK MONDAY. STRONGER
CELLS OR SEGMENTS MAY PRODUCE DAMAGING WINDS UP TO 70 MPH...HAIL
THE SIZE OF QUARTERS OR LARGER...FREQUENT CLOUD TO GROUND
LIGHTNING...AND TORRENTIAL RAINS REDUCING VISIBILITY BELOW 1 MILE
AT TIMES.

DAMAGING WINDS IMPACTING POORLY BUILT STRUCTURES COULD MAKE THEM
UNINHABITABLE. LARGE HAIL COULD DAMAGE VEHICLES AND BUILDINGS
ESPECIALLY IF DRIVEN BY STRONG WIND. LIGHTNING STRIKES COULD CAUSE
LOCAL POWER OUTAGES AND TORRENTIAL RAINS FALLING OVER POOR
DRAINAGE AREAS COULD LEAVE A FOOT OR TWO OF INUNDATION.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

MONDAY: MORNING THUNDERSTORMS ACROSS THE LOWER RIO GRANDE VALLEY
COULD PRODUCE ENOUGH HEAVY RAINFALL TO CAUSE STREET FLOODING
BETWEEN BROWNSVILLE AND PORT ISABEL AND SOUTH PADRE ISLAND WHERE 1
TO 2 FEET OF WATER DEPTH IS POSSIBLE. FREQUENT CLOUD TO GROUND
LIGHTNING MAY CAUSE LOCAL POWER OUTAGES IN THE LOWER VALLEY.

A MODERATE THREAT FOR RIP CURRENTS WILL CONTINUE MONDAY INTO
TUESDAY.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required TONIGHT THROUGH EARLY MONDAY.

$$

Hazardous Weather Outlook
National Weather Service Brownsville TX
437 AM CST Sun Feb 19 2017

GMZ130-132-135-150-155-170-175-192300-
Laguna Madre from the Port of Brownsville to the Arroyo Colorado-
Laguna Madre from the Arroyo Colorado To 5 NM north of Port
Mansfield TX-
Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
Waters from Port Mansfield to the Rio Grande extending from 20 to
60 nm-
Waters from Baffin Bay to Port Mansfield extending from 20 to
60 nm-
437 AM CST Sun Feb 19 2017

This Hazardous Weather Outlook is for portions of The Gulf of
Mexico and The Laguna Madre.

...THUNDERSTORMS LIKELY LATE TONIGHT AND MONDAY MORNING WITH
DAMAGING WIND LARGE HAIL TORRENTIAL RAIN AND FREQUENT LIGHTNING
POSSIBLE...


.DAY ONE...Today and Tonight

TODAY: INCREASING WINDS TO 15 TO 20 KNOTS BEYOND 20 NAUTICAL MILES
OUT WILL BUILD SEAS TO 6 FEET BY AFTERNOON OR EARLY EVENING AND
GUSTS TO 20 KNOTS ACROSS THE LAGUNA MADRE WILL CREATE LOCALLY
CHOPPY WATERS IN THE CENTER CHANNEL.

TONIGHT: A LINE OF THUNDERSTORMS WILL MOVE ACROSS THE LAGUNA MADRE
AND INTO THE NEARSHORE WATERS BEFORE DAYBREAK MONDAY. FREQUENT
CLOUD TO WATER LIGHTNING AND TORRENTIAL RAIN REDUCING VISIBILITY
BELOW 1 NAUTICAL MILE WILL ACCOMPANY ALL STORMS. STRONGEST CELLS
OR SEGMENTS MAY PRODUCE GALE TO POSSIBLY STORM FORCE GUSTS...
BRIEFLY ROUGH TO VERY ROUGH WAVES...AND HAIL.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

MONDAY: LINES OR CLUSTERS OF THUNDERSTORMS WILL MOVE ACROSS THE
GULF WATERS THROUGH MID AFTERNOON. FREQUENT CLOUD TO WATER
LIGHTNING AND TORRENTIAL RAINS REDUCING VISIBILITY BELOW 1
NAUTICAL MILE WILL ACCOMPANY THE STORMS AND WINDS COULD GUST TO
GALE FORCE ESPECIALLY IN THE MORNING.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required LATE TONIGHT AND MONDAY.

$$

52/BSG

Hazardous Weather Outlook
National Weather Service Houston/Galveston TX
400 AM CST Sun Feb 19 2017

TXZ163-164-176>179-195>200-210>214-226-227-235>238-201000-
Austin-Brazoria-Brazos-Burleson-Chambers-Colorado-Fort Bend-
Galveston-Grimes-Harris-Houston-Jackson-Liberty-Madison-Matagorda-
Montgomery-Polk-San Jacinto-Trinity-Walker-Waller-Washington-
Wharton-
400 AM CST Sun Feb 19 2017

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

Patchy fog and light drizzle will reduce visibility this morning
to less than 3 miles. A few areas could experience locally dense
fog with visibility below a 1/2 mile at times. Use caution if
driving this morning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

An upper level trough will approach the state tonight. Showers and
thunderstorms are expected to develop around midnight and
overspread the region. A few of the storms could become strong
west of a Crockett to Houston to Bay City line with gusty winds
and small hail. However, The primary hazard will be heavy rain.
At this time...the heaviest rain is expected to fall between 3 AM
and 9 AM with light to moderate rain lingering into the afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed late tonight into early Monday.

$$

Hazardous Weather Outlook
National Weather Service Houston/Galveston TX
400 AM CST Sun Feb 19 2017

GMZ330-335-350-355-370-375-201000-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
Galveston Bay-Matagorda Bay-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
400 AM CST Sun Feb 19 2017

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

Sea fog will be possible through tonight. Visibility could fall
below a mile at times.

A storm system will bring additional showers and thunderstorms
late tonight. A few of the storms could be strong with heavy rain
reducing visibility and gusty winds.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A storm system will bring additional showers and thunderstorms
on Monday. A few of the storms could again be strong with heavy
rain reducing visibility and gusty winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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