617
FNUS73 KILX 280217
FWSILX
SPOT FORECAST FOR NLSFWA UNIT 6...IDNR
NATIONAL WEATHER SERVICE LINCOLN IL
917 PM CDT WED MAR 27 2024
FORECAST IS BASED ON IGNITION TIME OF 2200 CDT ON MARCH 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (217) 732-3089 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
HIGH PRESSURE SOUTH OF THE AREA WILL PROVIDE FAIR WEATHER THURSDAY,
ALBEIT WITH A COOL START TO THE DAY WITH TEMPS NEAR THE FREEZING
MARK. WINDS WILL BE LIGHT TO START THE DAY BUT WILL PICK UP TO
AROUND 10-15 MPH DURING THE LATE MORNING AND AFTERNOON OUT OF THE
WEST-SOUTHWEST. DEEP MIXING IS EXPECTED DURING THE AFTERNOON
CONTRIBUTING TO VERY GOOD VENT RATES. AFTERNOON RH VALUES WILL DIP
TO BETWEEN 30 AND 40 PERCENT.
THURSDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
TEMPERATURE.........MAX 61.
RH..................MIN 36 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH.
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......6100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 14 MPH SHIFTING TO THE WEST 18
TO 20 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (93700 KNOT-FT) IN THE
AFTERNOON INCREASING TO GOOD (94900 KNOT-FT)
EARLY IN THE MORNING INCREASING TO VERY GOOD
(103500 KNOT-FT) IN THE AFTERNOON LATE IN THE
AFTERNOON.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........12 12 8 6 2 0
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
LAL.............1 1 1 1 1 1
TEMP............31 34 46 53 58 60
RH..............85 82 53 43 37 36
20 FT WIND......SW 6 SW 6 SW 9 SW 12 SW 12 W 13
20 FT WIND GUST.8 8 14 17 17 18
MIX HGT (FT)....100 400 2100 4400 5500 6100
TRANSPORT WIND..SW 7 SW 7 SW 10 W 18 W 20 W 20
HAINES INDEX....4 4 4 4 5 5
VRATE KT-FT/1K..1 3 19 70 94 104
VENTRATE CAT....POOR POOR POOR GOOD GOOD VYGD
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
TEMPERATURE.........MIN 39.
RH..................MAX 85 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 16 MPH.
SMOKE DISPERSAL.....POOR (2000 KNOT-FT).
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........4 10 11 14 15 12
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
LAL.............1 1 1 1 1 1
TEMP............59 53 47 45 43 42
RH..............39 52 65 68 73 79
20 FT WIND......SW 10 SW 10 SW 10 SW 10 SW 10 SW 10
20 FT WIND GUST.15 15 14 15 15 16
MIX HGT (FT)....3000 300 200 200 200 200
TRANSPORT WIND..W 15 SW 10 SW 13 SW 13 SW 15 W 16
HAINES INDEX....5 5 5 5 5 5
VRATE KT-FT/1K..39 3 2 2 3 4
VENTRATE CAT....POOR POOR POOR POOR POOR POOR
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
PARTLY SUNNY (55-65 PERCENT).
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
TEMPERATURE.........MAX 68.
RH..................MIN 43 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 12 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 14 TO 22 MPH.
SMOKE DISPERSAL.....POOR (4500 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (98400 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........24 52 71 60 53 50
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
LAL.............1 1 1 1 1 1
TEMP............40 46 54 61 66 67
RH..............85 73 64 53 45 43
20 FT WIND......SW 9 SW 9 SW 10 SW 13 SW 13 S 14
20 FT WIND GUST.15 15 16 18 18 20
MIX HGT (FT)....400 700 1300 3900 5200 5100
TRANSPORT WIND..W 15 W 14 W 16 SW 18 SW 21 SW 22
HAINES INDEX....5 5 5 5 5 5
VRATE KT-FT/1K..5 8 18 63 94 98
VENTRATE CAT....POOR POOR POOR GOOD GOOD GOOD
FORECASTER...DEUBELBEISS
REQUESTED BY...ERIK ESKER
TYPE OF REQUEST...PRESCRIBED
.TAG 2408679.0/ILX
.DELDT 03/27/24
.FORMATTERVERSION 2.0.0
.EMAIL ERIK.ESKER@ILLINOIS.GOV
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