621
FNUS54 KMAF 180654
FWFMAF
FIRE WEATHER PLANNING FORECAST FOR WEST TEXAS/SOUTHEAST NEW MEXICO
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
154 AM CDT TUE AUG 18 2026
DISCUSSION
LIGHT 20-FT SOUTHERLY WINDS AND GOOD OVERNIGHT RECOVERY LIMIT
FIRE WEATHER CONDITIONS DESPITE VERY WARM DAYTIME TEMPERATURES
NEAR OR ABOVE THE TRIPLE DIGITS, FUEL ERCS IN THE 50TH TO 74TH
PERCENTILE AND RISING, NOT WIDESPREAD WETTING RAINS EXPECTED, AND
MIN RH BELOW CRITICAL 15% FOR PARTS OF SOUTHEAST NEW MEXICO AND
WESTERN HIGHER TERRAIN OF WEST TEXAS THROUGH THE END OF THE WEEK.
ISOLATED SHOWERS/STORMS OVER DRIER FUELS MAY POSE RISK OF FIRE
STARTS FROM LIGHTNING AND STRONG, ERRATIC WINDS.
FOR POINT-SPECIFIC FORECASTS PLEASE SEE THE POINT FIRE WEATHER
MATRIX PRODUCT ISSUED BY THE MIDLAND/ODESSA NATIONAL WEATHER
SERVICE OFFICE.
NMZ116-182115-
SACRAMENTO FOOTHILLS AND GUADALUPE MOUNTAINS-
1254 AM MDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 94 (+5) 64 (0) 97
RH % (24H TREND) 15 (-10) 49 (-12) 13
WIND 20FT/EARLY(MPH) LGT/VAR S 7 W 6
WIND 20FT/LATE(MPH) SE 6 SW 6 SE 6
WIND 10000 FT MSL 12 20 18
MIXING HGT(FT-AGL) 10110 12140
TRANSPORT WND (KTS) S 11 N 13
VENT RATE (KT-FT) 111210 157820
VENT CATEGORY VERY GOOD EXCELLENT
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE
MID 90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE MID
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTH WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE MID
90S. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT. SOUTHWEST
WINDS 5 TO 10 MPH.
NMZ117-182115-
CHAVES PLAINS-
1254 AM MDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 99 (+3) 68 (+1) 102
RH % (24H TREND) 13 (-7) 49 (-9) 12
WIND 20FT/EARLY(MPH) SW 5 S 8 S 7
WIND 20FT/LATE(MPH) S 8 S 8 S 6
WIND 10000 FT MSL 15 20 18
MIXING HGT(FT-AGL) 10110 12820
TRANSPORT WND (KTS) S 13 S 15
VENT RATE (KT-FT) 131430 192300
VENT CATEGORY VERY GOOD EXCELLENT
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
PARTLY CLOUDY. LOWS AROUND 70. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS AROUND
5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE UPPER 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE UPPER 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT. SOUTH WINDS
AROUND 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 102.
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT. SOUTH WINDS
AROUND 10 MPH.
NMZ118-182115-
EDDY PLAINS-
1254 AM MDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 100 (+3) 70 (0) 102
RH % (24H TREND) 15 (-9) 53 (-4) 13
WIND 20FT/EARLY(MPH) LGT/VAR SE 8 S 5
WIND 20FT/LATE(MPH) SE 7 S 7 SE 6
WIND 10000 FT MSL 9 17 15
MIXING HGT(FT-AGL) 9660 11210
TRANSPORT WND (KTS) S 10 SE 11
VENT RATE (KT-FT) 96600 123310
VENT CATEGORY GOOD VERY GOOD
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND
101. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND
100. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH.
SUNDAY
CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 100. MINIMUM
RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS AROUND
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 102.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS 10 TO
15 MPH.
NMZ119-182115-
LEA-
1254 AM MDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 98 (+2) 68 (-1) 100
RH % (24H TREND) 14 (-8) 58 (0) 14
WIND 20FT/EARLY(MPH) S 6 S 7 S 8
WIND 20FT/LATE(MPH) S 9 S 9 S 7
WIND 10000 FT MSL 19 14 12
MIXING HGT(FT-AGL) 9670 10910
TRANSPORT WND (KTS) S 15 S 15
VENT RATE (KT-FT) 145050 163650
VENT CATEGORY VERY GOOD EXCELLENT
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND
100. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE UPPER 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTH WINDS
AROUND 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 10 MPH.
TXZ270-271-182115-
GUADALUPE MOUNTAINS ABOVE 7000 FEET-
GUADALUPE AND DELAWARE MOUNTAINS-
INCLUDING THE CITIES OF GUADALUPE MOUNTAINS NATIONAL PARK AND
PINE SPRINGS
154 AM CDT TUE AUG 18 2026 /1254 AM MDT TUE AUG 18 2026/
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 92 (+6) 63 (-1) 95
RH % (24H TREND) 18 (-17) 50 (-14) 15
WIND 20FT/EARLY(MPH) LGT/VAR SE 6 SW 5
WIND 20FT/LATE(MPH) SE 6 S 5 SW 5
WIND 10000 FT MSL 8 12 10
MIXING HGT(FT-AGL) 9070 11010
TRANSPORT WND (KTS) S 9 W 11
VENT RATE (KT-FT) 81630 121110
VENT CATEGORY GOOD VERY GOOD
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS AROUND 90.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS AROUND 90.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. EAST WINDS 5 TO
10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH.
TXZ272-273-275>282-182115-
VAN HORN AND HIGHWAY 54 CORRIDOR-EASTERN CULBERSON-
CHINATI MOUNTAINS-MARFA PLATEAU-DAVIS MOUNTAINS-
DAVIS MOUNTAINS FOOTHILLS-CENTRAL BREWSTER-CHISOS BASIN-
PRESIDIO VALLEY-LOWER BREWSTER COUNTY-
INCLUDING THE CITIES OF VAN HORN, MARFA, FORT DAVIS, ALPINE,
BIG BEND NATIONAL PARK, PANTHER JUNCTION, MARATHON, CHISOS BASIN,
PRESIDIO, LAJITAS, AND CASTOLON
154 AM CDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 98 (+5) 64 (-4) 99
RH % (24H TREND) 16 (-15) 67 (0) 14
WIND 20FT/EARLY(MPH) LGT/VAR SE 7 LGT/VAR
WIND 20FT/LATE(MPH) SE 5 SE 5 LGT/VAR
WIND 10000 FT MSL 12 16 7
MIXING HGT(FT-AGL) 9040 10230
TRANSPORT WND (KTS) SE 10 SE 10
VENT RATE (KT-FT) 90400 102300
VENT CATEGORY GOOD VERY GOOD
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE UPPER 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS AROUND
5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER
90S. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE MID 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS 5 TO
10 MPH.
SUNDAY
CLEAR. LOWS AROUND 70. HIGHS IN THE MID 90S. MINIMUM
RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE UPPER 90S.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTH WINDS 5 TO
10 MPH.
TXZ045>048-050>053-059>063-067>070-075-082-274-182115-
GAINES-DAWSON-BORDEN-SCURRY-ANDREWS-MARTIN-HOWARD-MITCHELL-LOVING-
WINKLER-ECTOR-MIDLAND-GLASSCOCK-WARD-CRANE-UPTON-REAGAN-PECOS-
TERRELL-REEVES COUNTY PLAINS-
INCLUDING THE CITIES OF SEMINOLE, LAMESA, GAIL, SNYDER, ANDREWS,
STANTON, BIG SPRING, COLORADO CITY, MENTONE, KERMIT, ODESSA,
MIDLAND, GARDEN CITY, MONAHANS, CRANE, MCCAMEY, RANKIN, BIG LAKE,
FORT STOCKTON, DRYDEN, SANDERSON, AND PECOS
154 AM CDT TUE AUG 18 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 101 (+3) 70 (-2) 102
RH % (24H TREND) 16 (-7) 62 (+4) 15
WIND 20FT/EARLY(MPH) S 5 SE 8 S 7
WIND 20FT/LATE(MPH) S 7 S 7 S 7
WIND 10000 FT MSL 22 14 15
MIXING HGT(FT-AGL) 9270 9520
TRANSPORT WND (KTS) S 12 S 14
VENT RATE (KT-FT) 111240 133280
VENT CATEGORY VERY GOOD VERY GOOD
RFTI 0 0 0
RFTI CATEGORY NIL NIL NIL
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 70S. HIGHS AROUND 101.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. EAST WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 70S. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 70S. HIGHS AROUND 100.
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
CLEAR. LOWS IN THE MID 70S. HIGHS AROUND 101. MINIMUM
RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
CLEAR. LOWS IN THE MID 70S. HIGHS AROUND 101. MINIMUM
RELATIVE HUMIDITY ABOVE 15 PERCENT. SOUTHEAST WINDS AROUND
10 MPH.
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