724  
FNUS54 KHGX 202107  
FWFHGX  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
307 PM CST SAT JAN 20 2018  
   
DISCUSSION
 
 
OVERCAST, WARMER AND MORE HUMID WEATHER ON TAP FOR TONIGHT AND  
SUNDAY AS ONSHORE FLOW PERSISTS. SEA FOG MAY DEVELOP AND SPREAD  
INTO THE AREA THIS EVENING AND NIGHT. A MILD PACIFIC COLD FRONT  
WILL BE SWEEPING THROUGH THE REGION SUNDAY NIGHT AND SHOULD BE  
OFF THE COAST BY MONDAY MORNING. SHOWERS AND A FEW THUNDERSTORMS  
WILL LIKELY ACCOMPANY THE FRONT. DRY AND BREEZY CONDITIONS ARE  
ARE EXPECTED IN THE WAKE OF THE FRONT ON MONDAY, WITH RH DIPPING  
BELOW 30 PERCENT FOR A FEW HOURS IN THE AFTERNOON.  
 
TXZ163-164-177>179-211615-  
HOUSTON-POLK-SAN JACINTO-TRINITY-WALKER-  
INCLUDING THE CITIES OF COLDSPRING, CORRIGAN, CROCKETT, GROVETON,  
HUNTSVILLE, LIVINGSTON, ONALASKA, SHEPHERD, AND TRINITY  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY CLEAR  
PRECIP TYPE SHOWERS SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 20 40 80 0  
TEMP (24H TREND) 60 (+6) 73 (+9) 50 64  
RH (24H TREND) 100 (+6) 70 (-5) 83 31  
20 FT WIND (MPH) S 8 S 10 SW 8 W 10  
MAX/MIN MIX HGT(M-AGL) 177 635 30 1342  
MAX/MIN MIX HGT(FT-AGL) 581 2083 99 4404  
TRANSPORT WND (KTS) S 11 S 20 W 8 NW 21  
TRANSPORT WND (M/S) S 6 S 10 W 4 NW 11  
VENT RATE (M2/S) 1062 6350 120 14762  
CATEGORY DAY 3 4  
SUNSHINE HOURS 1 7  
LIGHTNING ACTIVITY LVL 1 1 3 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
 
TXZ176-195>198-211615-  
BRAZOS-BURLESON-GRIMES-MADISON-WASHINGTON-  
INCLUDING THE CITIES OF BRENHAM, BRYAN, CALDWELL,  
COLLEGE STATION, LAKE SOMERVILLE, MADISONVILLE, AND NAVASOTA  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY PCLDY CLEAR  
PRECIP TYPE SHOWERS SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 20 50 70 0  
TEMP (24H TREND) 60 (+7) 73 (+9) 47 64  
RH (24H TREND) 100 (+2) 70 (-7) 82 30  
20 FT WIND (MPH) S 9 S 11 W 7 NW 11  
MAX/MIN MIX HGT(M-AGL) 183 586 15 1417  
MAX/MIN MIX HGT(FT-AGL) 599 1923 50 4650  
TRANSPORT WND (KTS) S 13 S 22 W 9 NW 21  
TRANSPORT WND (M/S) S 7 S 11 W 5 NW 11  
VENT RATE (M2/S) 1281 6446 75 15587  
CATEGORY DAY 3 4  
SUNSHINE HOURS 1 8  
LIGHTNING ACTIVITY LVL 1 1 2 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
 
TXZ210>212-226-227-211615-  
AUSTIN-COLORADO-FORT BEND-WALLER-WHARTON-  
INCLUDING THE CITIES OF BELLVILLE, BROOKSHIRE, COLUMBUS,  
EAGLE LAKE, EL CAMPO, HEMPSTEAD, MISSOURI CITY, PIERCE,  
PRAIRIE VIEW, RICHMOND, ROSENBERG, SEALY, SUGAR LAND, WEIMAR,  
AND WHARTON  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY CLEAR  
PRECIP TYPE SHOWERS SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 20 40 60 0  
TEMP (24H TREND) 61 (+8) 75 (+7) 51 66  
RH (24H TREND) 100 (0) 72 (-2) 85 31  
20 FT WIND (MPH) S 8 S 12 W 7 NW 11  
MAX/MIN MIX HGT(M-AGL) 103 879 36 1238  
MAX/MIN MIX HGT(FT-AGL) 338 2884 119 4060  
TRANSPORT WND (KTS) S 11 S 24 NW 11 NW 20  
TRANSPORT WND (M/S) S 6 S 12 NW 6 NW 10  
VENT RATE (M2/S) 618 10548 216 12380  
CATEGORY DAY 4 4  
SUNSHINE HOURS 1 7  
LIGHTNING ACTIVITY LVL 1 1 2 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
 
TXZ199-200-213-211615-  
HARRIS-LIBERTY-MONTGOMERY-  
INCLUDING THE CITIES OF CLEVELAND, CONROE, DAYTON, HOUSTON,  
HUMBLE, KATY, LIBERTY, PASADENA, THE WOODLANDS, TOMBALL,  
AND WILLIS  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY CLEAR  
PRECIP TYPE NONE SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 0 30 70 0  
TEMP (24H TREND) 60 (+9) 74 (+7) 54 67  
RH (24H TREND) 100 (+1) 70 (-6) 85 30  
20 FT WIND (MPH) S 7 S 11 SW 9 NW 10  
MAX/MIN MIX HGT(M-AGL) 92 831 59 1182  
MAX/MIN MIX HGT(FT-AGL) 301 2725 192 3878  
TRANSPORT WND (KTS) S 10 S 22 W 10 NW 19  
TRANSPORT WND (M/S) S 5 S 11 W 5 NW 10  
VENT RATE (M2/S) 460 9141 295 11820  
CATEGORY DAY 4 4  
SUNSHINE HOURS 1 7  
LIGHTNING ACTIVITY LVL 1 1 2 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
 
TXZ214-238-211615-  
CHAMBERS-GALVESTON-  
INCLUDING THE CITIES OF ANAHUAC, FRIENDSWOOD, GALVESTON,  
LEAGUE CITY, MONT BELVIEU, TEXAS CITY, AND WINNIE  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLEAR  
PRECIP TYPE NONE SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 0 20 70 0  
TEMP (24H TREND) 60 (+10) 72 (+6) 56 68  
RH (24H TREND) 100 (0) 77 (-4) 89 34  
20 FT WIND (MPH) S 10 S 12 SW 12 NW 11  
MAX/MIN MIX HGT(M-AGL) 80 452 112 1025  
MAX/MIN MIX HGT(FT-AGL) 263 1484 366 3363  
TRANSPORT WND (KTS) S 12 S 19 W 10 NW 19  
TRANSPORT WND (M/S) S 6 S 10 W 5 NW 10  
VENT RATE (M2/S) 480 4520 560 10250  
CATEGORY DAY 3 4  
SUNSHINE HOURS 1 7  
LIGHTNING ACTIVITY LVL 1 1 2 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
 
TXZ235>237-211615-  
BRAZORIA-JACKSON-MATAGORDA-  
INCLUDING THE CITIES OF ALVIN, ANGLETON, BAY CITY, EDNA,  
FREEPORT, LAKE JACKSON, PALACIOS, AND PEARLAND  
307 PM CST SAT JAN 20 2018  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY CLEAR  
PRECIP TYPE NONE SHOWERS TSTMS NONE  
CHANCE PRECIP (PCT) 0 20 50 0  
TEMP (24H TREND) 61 (+6) 74 (+5) 54 68  
RH (24H TREND) 100 (+1) 75 (-5) 87 32  
20 FT WIND (MPH) S 11 S 13 W 10 NW 12  
MAX/MIN MIX HGT(M-AGL) 81 747 111 1147  
MAX/MIN MIX HGT(FT-AGL) 266 2451 363 3763  
TRANSPORT WND (KTS) S 11 S 24 NW 10 NW 19  
TRANSPORT WND (M/S) S 6 S 12 NW 5 NW 10  
VENT RATE (M2/S) 486 8964 555 11470  
CATEGORY DAY 4 4  
SUNSHINE HOURS 1 7  
LIGHTNING ACTIVITY LVL 1 1 2 1  
 
REMARKS...NONE.  
 
FOG POTENTIAL (FIRST 24 HOURS)...HIGH.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS  
AROUND 5 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTHEAST  
WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND  
5 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS  
AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS IN THE LOWER 60S. SOUTH WINDS 5 TO 10 MPH.  
   
..NOTES
 
 
1. IN THE TABULAR FORECAST SECTIONS ABOVE, 'MAX/MIN MIX HGT' IS  
MAXIMUM MIXING HEIGHT VALUE DURING THE DAY AND MINIMUM VALUE AT NIGHT  
2. IN THE EXTENDED FORECAST, WIND SPEEDS REPRESENT THE DAYTIME PERIODS ONLY  
 

 
 
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