692
FXUS64 KHGX 171127
AFDHGX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
627 AM CDT TUE MAR 17 2026
..NEW AVIATION
KEY MESSAGES
- LIGHT FREEZE FOR MANY AREAS TO START THE DAY FOLLOWED BY SUNNY
SKIES AND HIGHS IN THE 60S.
- DRY, WITH A GRADUAL WARMING TREND ON A DAILY BASIS FOR THE
REMAINDER OF THE WEEK.
- GRADUALLY IMPROVING MARINE CONDITIONS TODAY.
DISCUSSION
ISSUED AT 1249 AM CDT TUE MAR 17 2026
CLOUDINESS ASSOCIATED WITH THE SHORTWAVE RIDING DOWN THE EASTERN
PERIPHERY OF THE MID-UPPER WESTERN RIDGE SHOULD BE PUSHING
SOUTHWARD AND OUT OF THE AREA IN THE NOT TOO DISTANT FUTURE. WITH
LIGHTER WINDS, CLEARING SKIES AND A DRY AIRMASS IN PLACE,
ANTICIPATE THAT WE'LL SEE A LIGHT FREEZE DOWN TO ABOUT THE I-10
CORRIDOR (WITH THE EXCEPTION OF THE METRO AREA) BY MORNING. WITH
SUNNY SKIES AND THAT SAME DRY AIRMASS IN PLACE DURING THE DAY, WE
SHOULD SEE TEMPS REBOUND INTO THE LOW-MID 60S THIS AFTERNOON.
THE REST OF THE WEEK WILL BE DOMINATED BY RIDGING...THE EXPANSIVE
MID-UPPER VARIETY CENTERED TO OUR WEST AND LOWER LEVEL RIDGING IN
THE VICINITY AND JUST TO OUR EAST. ANTICIPATE A GRADUAL WARMING
TREND ON A DAILY BASIS WITH READINGS IN THE 40S/70S WED UP TOWARD
THE 60S/~90 TOWARD THE END OF THE WEEK. NO RAIN IS EXPECTED. 47
AVIATION
(12Z TAF ISSUANCE)
ISSUED AT 626 AM CDT TUE MAR 17 2026
LIGHT WINDS WILL VEER SOUTHEAST TODAY. WINDS OCCASIONALLY GUSTY
NEAR THE COAST. VFR VIS AND CIGS TO PREVAIL.
MARINE
ISSUED AT 1249 AM CDT TUE MAR 17 2026
MODERATE NORTHERLY WINDS AND ELEVATED SEAS WILL CONTINUE SLOWLY
DIMINISH OVERNIGHT INTO THE MORNING HOURS. MARINERS SHOULD BE
AWARE OF NEGATIVE TIDE LEVELS, ESPECIALLY IN THE NORTHERN BAYS
OVERNIGHT AND THIS MORNING. HAVE EXTENDED THE SCA IN THE GULF TIL
7AM AND THE LOW WATER ADVISORY FOR GALVESTON BAY TOO. CONDITIONS
SHOULD CONTINUE IMPROVING AS THE DAY PROCESSES AS HIGH PRESSURE
GRADUALLY MOVES TO THE EAST AND ONSHORE WINDS RESUME. A SOUTHERLY
FLOW, GENERALLY IN THE 10-15 KNOT RANGE, SHOULD PREVAIL FOR THE
REMAINDER OF THE WEEK. 47
FIRE WEATHER
ISSUED AT 1249 AM CDT TUE MAR 17 2026
DRY AIR WILL REMAIN IN PLACE TODAY, THOUGH WIND SPEEDS WILL BE MUCH
LOWER. MINIMUM DAYTIME RH'S WILL BE AROUND 20% INLAND AND 35% ALONG
THE COAST. WINDS WILL GRADUALLY SWING BACK AROUND TO THE SOUTHEAST
DURING THE DAY WITH SPEEDS GENERALLY IN THE 8-13MPH RANGE. THE TEXAS
FOREST SERVICE INDICATES A HIGH FIRE DANGER RATING TODAY AND A
MODERATE TO HIGH RATING WEDNESDAY. WITH THE RETURN OF THE SOUTHERLY
FLOW FROM THE GULF, WE SHOULD SEE A SLOW INCREASE IN RH'S IN THE
DAYS AHEAD. 47
PRELIMINARY POINT TEMPS/POPS
COLLEGE STATION (CLL) 63 42 76 51 / 0 0 0 0
HOUSTON (IAH) 63 47 76 54 / 0 0 0 0
GALVESTON (GLS) 60 54 69 62 / 0 0 0 0
HGX WATCHES/WARNINGS/ADVISORIES
TX...FREEZE WARNING UNTIL 9 AM CDT THIS MORNING FOR TXZ163-164-
176>179-195>200-210>212-300.
GM...LOW WATER ADVISORY UNTIL 7 PM CDT THIS EVENING FOR GMZ335.
DISCUSSION...47
AVIATION...SELF
MARINE...47
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