Area Forecast Discussion
Issued by NWS Houston/Galveston, TX

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FXUS64 KHGX 220442
AFDHGX

Area Forecast Discussion
National Weather Service Houston/Galveston TX
1142 PM CDT Sat Oct 21 2017

.AVIATION...
MVFR cigs are filling in across the area. Attention turns to
north Texas where a line of showers and thunderstorms associated
with a southward moving cold front approaches northern parts of se
Tx 10-12z and off the coast by 18z. Primary threat with the
storms will be gusty winds and brief heavy downpours. Ceilings
will lift and gradually clear out during the late morning and
afternoon hours leaving mclear conditions and gusty nnw winds
during the daylight hours (also at night near the coast). 47

&&

.PREV DISCUSSION... /ISSUED 927 PM CDT Sat Oct 21 2017/
Cold front is through the Panhandle this evening and is timed to
reach our far northwestern forecast area around sunrise tomorrow.
Lines of showers with embedded thunderstorms will likely begin
feeding into the downstream/pre-frontal trough as the main
boundary reaches the I-35 corridor shortly after midnight. Under a
capped downstream environment expecting late night lowering cloud
heights ..a passing light shower and weakening winds as the front
moves into and across central Texas. Expecting the bulk of the
TSRA to reach the northern CWA during the overnight Sunday morning
hours ..Houston metro a couple of hours after sunrise and across
the coastal counties during the mid to late morning hours. The
main front is forecast to pass off the coast early Sunday
afternoon with morning precipitation quickly coming to an
end...gusty northwesterlies and clearing skies the main theme
Sunday afternoon. In the maritime...Sunday night/Monday morning
Advisory level northerlies to blow across coast/upper Texas Gulf
waters. Backing high pressure to move into eastern Texas through
tomorrow night/Monday morning. 31

&&

.PRELIMINARY POINT TEMPS/POPS...
College Station (CLL)      70  79  49  80  55 /  70  70  10   0   0
Houston (IAH)              74  82  55  78  57 /  40  90  10   0   0
Galveston (GLS)            77  82  63  76  65 /  20  70  10   0   0

&&

.HGX WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
GM...NONE.

&&

$$



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