023
FNUS53 KLSX 180917
FWFLSX

Fire Weather Planning Forecast for Eastern/Central MO and Southwest IL
National Weather Service Saint Louis MO
416 AM CDT Mon Aug 18 2025

Humid conditions continue today with light winds. Isolated
thunderstorms are possible in the afternoon. More widespread
thunderstorms are expected on Tuesday ahead of a cold front which
brings cooler and drier air for the last half of the week.


MOZ072-073-083-084-099-182100-
Crawford MO-Washington MO-Dent MO-Iron MO-Reynolds MO-
Including the cities of Potosi/Salem Ranger District and Salem
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Pcldy        Pcldy        Mclear
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     30           20           50
Chance of Thunder (%) 30           20           50
Temp (24h trend)      96 (-2)      71 (-2)      95
RH % (24h trend)      44 (+4)      94 (+1)      53
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     lgt/var      lgt/var      lgt/var
Precip Amount         0.01         0.01         0.07
Precip Duration       1            0            2
1700ft mixing temp    92                        93
Mixing Hgt(ft-agl)    6500         340          4470
Transport Wnd (m/s)   S  3         S  4         NW  4
Transport Wnd (mph)   S  6         S  8         NW  9
Vent Rate (m/s-m)     6980         0            8120
                      Fair         Poor         Good

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows around 70. Highs in the upper 80s. North
winds around 5 mph.
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Northeast winds around 5 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the upper
80s. Northeast winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the lower 60s. Highs in the
upper 80s. North winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds around 5 mph.

$$

MOZ074-075-085-182100-
Saint Francois MO-Sainte Genevieve MO-Madison MO-
Including the cities of Farmington and Fredericktown Ranger
District
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Mclear       Mclear
Precip Type           Tstms        None         Tstms
Chance Precip (%)     20           0            40
Chance of Thunder (%) 20           0            40
Temp (24h trend)      96 (-2)      72 (-2)      95
RH % (24h trend)      42 (-1)      94 (+3)      50
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     lgt/var      lgt/var      lgt/var
Precip Amount         0.00         0.00         0.11
Precip Duration       0                         2
1700ft mixing temp    93                        94
Mixing Hgt(ft-agl)    6420         310          4810
Transport Wnd (m/s)   S  2         S  3         NW  3
Transport Wnd (mph)   S  5         S  7         NW  6
Vent Rate (m/s-m)     6280         20           7800
                      Fair         Poor         Fair

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the lower 70s. Highs in the upper 80s.
North winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. North winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. North winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. North winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. North winds around 5 mph.

$$

MOZ041-047>050-182100-
Boone MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-
Including the cities of Columbia, Cedar Creek Ranger District,
Jefferson City, and Fulton
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     30           30           40
Chance of Thunder (%) 20           20           40
Temp (24h trend)      96 (-1)      71 (-1)      93
RH % (24h trend)      45 (-1)      97 (+1)      56
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     S 3-7        lgt/var      lgt/var
Precip Amount         0.03         0.04         0.04
Precip Duration       1            1            2
1700ft mixing temp    94                        91
Mixing Hgt(ft-agl)    6600         380          4250
Transport Wnd (m/s)   SW  4        SW  4        NW  4
Transport Wnd (mph)   SW  8        SW  8        NW  9
Vent Rate (m/s-m)     10580        200          8700
                      Good         Poor         Good

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the lower 70s. Highs in the upper 80s.
Northeast winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.FRIDAY...Clear. Lows in the lower 60s. Highs in the upper 80s.
Northeast winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. North winds 5 to 10 mph.
.SUNDAY...Mostly clear. Lows around 60. Highs in the lower 80s.
North winds 5 to 10 mph.

$$

MOZ051-059-060-062-065-182100-
Montgomery MO-Gasconade MO-Warren MO-Franklin MO-Jefferson MO-
Including the cities of Washington, Union, and Sullivan
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     20           20           50
Chance of Thunder (%) 20           20           50
Temp (24h trend)      97 (0)       72 (-2)      94
RH % (24h trend)      45 (+2)      96 (+2)      56
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     lgt/var      lgt/var      lgt/var
Precip Amount         0.01         0.04         0.04
Precip Duration       0            1            2
1700ft mixing temp    93                        92
Mixing Hgt(ft-agl)    5720         330          4650
Transport Wnd (m/s)   SW  3        SW  4        NW  4
Transport Wnd (mph)   SW  7        SW  8        NW  9
Vent Rate (m/s-m)     7520         120          8250
                      Fair         Poor         Good

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the lower 70s. Highs in the upper 80s.
North winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the upper
80s. Northeast winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. North winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds around 5 mph.

$$

MOZ061-063-064-182100-
Saint Charles MO-Saint Louis MO-Saint Louis City MO-
Including the cities of Saint Charles and Saint Louis
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     20           20           40
Chance of Thunder (%) 20           20           40
Temp (24h trend)      96 (0)       72 (-5)      94
RH % (24h trend)      47 (-1)      96 (+11)     58
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     lgt/var      lgt/var      lgt/var
Precip Amount         0.00         0.03         0.05
Precip Duration       0            1            2
1700ft mixing temp    92                        90
Mixing Hgt(ft-agl)    5440         360          4200
Transport Wnd (m/s)   SW  3        S  4         NW  4
Transport Wnd (mph)   SW  7        S  8         NW  9
Vent Rate (m/s-m)     7160         170          6300
                      Fair         Poor         Fair

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the lower 70s. Highs in the upper 80s.
North winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. North winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. Northwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds 5 to 10 mph.

$$

ILZ064-065-069-070-074-079-100>102-182100-
Bond IL-Fayette IL-Clinton IL-Marion IL-Washington IL-Randolph IL-
Madison IL-Saint Clair IL-Monroe IL-
Including the cities of Vandalia, Centralia, Salem, Chester,
Sparta, Alton, Edwardsville, Belleville, and Cahokia
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Mclear       Pcldy
Precip Type           None         None         Tstms
Chance Precip (%)     0            0            40
Chance of Thunder (%) 0            0            20
Temp (24h trend)      95 (0)       72 (-2)      94
RH % (24h trend)      48 (-2)      99 (+3)      57
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     lgt/var      lgt/var      lgt/var
Precip Amount         0.00         0.00         0.05
Precip Duration                                 2
1700ft mixing temp    88                        88
Mixing Hgt(ft-agl)    4950         350          3610
Transport Wnd (m/s)   SW  3        S  3         NW  4
Transport Wnd (mph)   SW  6        S  7         NW  8
Vent Rate (m/s-m)     6700         100          6790
                      Fair         Poor         Fair

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the lower 70s. Highs in the upper 80s.
North winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. North winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
80s. Northwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds 5 to 10 mph.

$$

MOZ018-019-026-027-034>036-042-052-182100-
Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-
Audrain MO-Lincoln MO-
Including the cities of Hannibal, Bowling Green, and Mexico
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     20           30           40
Chance of Thunder (%) 20           30           40
Temp (24h trend)      94 (-1)      70 (-2)      90
RH % (24h trend)      52 (0)       100 (+3)     65
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     S 3-7        lgt/var      lgt/var
Precip Amount         0.01         0.10         0.04
Precip Duration       0            2            2
1700ft mixing temp    90                        89
Mixing Hgt(ft-agl)    5420         370          3770
Transport Wnd (m/s)   SW  5        SW  4        N  3
Transport Wnd (mph)   SW 10        SW  8        N  7
Vent Rate (m/s-m)     12540        110          5770
                      Good         Poor         Marginal

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. Lows around 70. Highs in the mid 80s.
Northeast winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. North winds 5 to 10 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. North winds 5 to 10 mph.

$$

ILZ095>098-182100-
Adams IL-Brown IL-Pike IL-Calhoun IL-
Including the cities of Quincy, Mount Sterling, and Pittsfield
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Pcldy
Precip Type           None         Tstms        Tstms
Chance Precip (%)     0            30           40
Chance of Thunder (%) 0            30           40
Temp (24h trend)      93 (-1)      70 (-2)      91
RH % (24h trend)      54 (-5)      100 (+1)     64
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     S 3-7        lgt/var      lgt/var
Precip Amount         0.00         0.14         0.06
Precip Duration                    2            2
1700ft mixing temp    90                        89
Mixing Hgt(ft-agl)    4950         340          3590
Transport Wnd (m/s)   SW  5        S  4         N  4
Transport Wnd (mph)   SW 10        S  9         N  9
Vent Rate (m/s-m)     10460        120          5710
                      Good         Poor         Marginal

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. Lows in the lower 70s. Highs in the
mid 80s. Northeast winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. North winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Northwest winds 5 to 10 mph.

$$

ILZ058>060-099-182100-
Greene IL-Macoupin IL-Montgomery IL-Jersey IL-
Including the city of Litchfield
416 AM CDT Mon Aug 18 2025

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Pcldy
Precip Type           None         Tstms        Tstms
Chance Precip (%)     0            20           40
Chance of Thunder (%) 0            20           20
Temp (24h trend)      93 (+1)      71 (-3)      90
RH % (24h trend)      53 (-6)      98 (+2)      58
Wind 20ft AM(mph)     lgt/var                   lgt/var
Wind 20ft PM(mph)     S 3-7        lgt/var      lgt/var
Precip Amount         0.00         0.02         0.08
Precip Duration                    1            2
1700ft mixing temp    87                        87
Mixing Hgt(ft-agl)    4410         360          3650
Transport Wnd (m/s)   SW  4        S  4         NW  4
Transport Wnd (mph)   SW  8        S  8         NW  8
Vent Rate (m/s-m)     6760         120          5250
                      Fair         Poor         Marginal

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Partly cloudy. A chance of thunderstorms. Lows in
the lower 70s. Highs in the mid 80s. Northeast winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. North winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Northwest winds around 5 mph.

$$