Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Central Illinois
Issued by NWS Central Illinois
860
FNUS53 KILX 260820
FWFILX
Fire Weather Planning Forecast for Central/Southeast Illinois
National Weather Service Lincoln IL
320 AM CDT Sun Jul 26 2026
.DISCUSSION...
Transport winds will remain light and from the south today,
supporting mostly poor ventilation rates. Winds increase by
Monday ahead of a cold front, but relatively shallow mixing
heights should keep vent rates in the poor-to-fair range.
ILZ027>031-036>038-262115-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-
Including the cities of Galesburg, Toulon, Peoria, Lacon, Eureka,
Canton, Pekin, Bloomington, and Normal
320 AM CDT Sun Jul 26 2026
Today Tonight Mon
Cloud Cover Pcldy Mclear Mclear
Precip Type Tstms Tstms Tstms
Chance Precip (%) 40 20 20
Chance of Thunder (%) 20 20 20
Temp (24h trend) 91 (+10) 75 (+6) 94
RH % (24h trend) 64 (-13) 95 (-4) 57
Wind 20ft/early(mph) Lgt/Var Lgt/Var S 6
Wind 20ft/late(mph) SW 5 Lgt/Var SW 9 G18
Precip Amount 0.03 0.06 0.05
Precip Duration 1 1 1
Precip Begin 6 AM 1 AM Continuing
Precip End 11 AM Continuing Continuing
Mixing Hgt(ft-agl) 3510 2980
1700ft Mixing Temp 87 89
Transport Wnd (mph) W 9 SW 15
Vent Rate (mph-ft) 31590 44700
Vent Rate Category Poor Poor
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper
80s. Minimum RH 59 percent. North winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 52 percent. North winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Minimum RH 53 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 60 percent. South winds around 5 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 58 percent. North winds around 5 mph.
$$
ILZ040>043-047>053-262115-
Schuyler-Mason-Logan-De Witt-Cass-Menard-Scott-Morgan-Sangamon-
Christian-Macon-
Including the cities of Rushville, Havana, Lincoln, Clinton,
Beardstown, Petersburg, Winchester, Jacksonville, Springfield,
Taylorville, and Decatur
320 AM CDT Sun Jul 26 2026
Today Tonight Mon
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms None None
Chance Precip (%) 30 0 0
Chance of Thunder (%) 20 0 0
Temp (24h trend) 93 (+11) 75 (+5) 95
RH % (24h trend) 62 (-15) 95 (-4) 55
Wind 20ft/early(mph) Lgt/Var Lgt/Var S 5
Wind 20ft/late(mph) SW 5 Lgt/Var SW 8 G17
Precip Amount 0.07 0.00 0.00
Precip Duration 1
Precip Begin 6 AM
Precip End 12 PM
Mixing Hgt(ft-agl) 3540 2990
1700ft Mixing Temp 89 90
Transport Wnd (mph) SW 9 SW 15
Vent Rate (mph-ft) 31860 44850
Vent Rate Category Poor Poor
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper
80s. Minimum RH 57 percent. Northwest winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 50 percent. North winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
upper 80s. Minimum RH 51 percent. Light winds.
.FRIDAY...Mostly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 59 percent. Southeast winds around 5 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 56 percent. North winds around 5 mph.
$$
ILZ044>046-054>057-061-262115-
Piatt-Champaign-Vermilion-Moultrie-Douglas-Coles-Edgar-Shelby-
Including the cities of Monticello, Champaign, Urbana, Danville,
Sullivan, Tuscola, Charleston, Mattoon, Paris, and Shelbyville
320 AM CDT Sun Jul 26 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Pcldy
Precip Type Showers Tstms Tstms
Chance Precip (%) 20 30 30
Chance of Thunder (%) 0 20 20
Temp (24h trend) 88 (+11) 73 (+6) 92
RH % (24h trend) 67 (-10) 98 (-2) 61
Wind 20ft/early(mph) Lgt/Var Lgt/Var S 6
Wind 20ft/late(mph) SW 5 Lgt/Var SW 8 G18
Precip Amount 0.02 0.11 0.10
Precip Duration 1 1 1
Precip Begin 7 AM 1 AM Continuing
Precip End 1 PM Continuing 2 PM
Mixing Hgt(ft-agl) 3250 2690
1700ft Mixing Temp 83 89
Transport Wnd (mph) W 9 SW 15
Vent Rate (mph-ft) 29250 40350
Vent Rate Category Poor Poor
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper
80s. Minimum RH 60 percent. Northwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 60s. Highs in the
mid 80s. Minimum RH 52 percent. North winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Minimum RH 51 percent. Northeast winds around 5 mph.
.FRIDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 56 percent. Southeast winds around 5 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 57 percent. North winds around 5 mph.
$$
ILZ062-063-066>068-071>073-262115-
Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence-
Including the cities of Greenup, Marshall, Effingham, Newton,
Robinson, Flora, Olney, and Lawrenceville
320 AM CDT Sun Jul 26 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Pcldy
Precip Type Showers Tstms Tstms
Chance Precip (%) 20 20 30
Chance of Thunder (%) 0 20 30
Temp (24h trend) 90 (+12) 73 (+4) 94
RH % (24h trend) 65 (-15) 99 (-1) 57
Wind 20ft/early(mph) Lgt/Var Lgt/Var S 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G17
Precip Amount 0.02 0.08 0.08
Precip Duration 1 0 1
Precip Begin 8 AM 1 AM Continuing
Precip End 1 PM Continuing 10 AM
Mixing Hgt(ft-agl) 3450 2630
1700ft Mixing Temp 86 90
Transport Wnd (mph) W 9 SW 13
Vent Rate (mph-ft) 31050 34190
Vent Rate Category Poor Poor
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Mostly clear. Lows in the mid 70s. Highs around 90.
Minimum RH 57 percent. West winds 5 to 10 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 49 percent. North winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
upper 80s. Minimum RH 48 percent. Northeast winds around 5 mph.
.FRIDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. Minimum RH 54 percent. South winds around 5 mph.
.SATURDAY...Partly cloudy. Lows in the upper 60s. Highs in the
mid 80s. Minimum RH 55 percent. North winds around 5 mph.
$$
MJA