620
FNUS73 KLOT 282142
FWSLOT
SPOT FORECAST FOR COWELS DUNE RX...INDIANA DUNES
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT SAT MAR 28 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MARCH 29.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (815) 834-0666 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
DRY CONDITIONS ARE EXPECTED ON SUNDAY WITH NO PRECIPITATION
EXPECTED. RHS WILL DROP AFTER SUNRISE WITH MINIMUM RHS AT THE
BURN SITE IN THE 30S. WINDS WILL REMAIN OUT OF THE SOUTHWEST
THROUGH THE DAY BETWEEN 10 TO 15 MPH, WITH GUSTS IN THE AFTERNOON
20 TO 25 MPH. MIXING HEIGHTS WILL START AROUND 1000 FEET IN THE
MORNING AND DEEPEN INTO THE AFTERNOON OVER 3000 FEET. BETTER
HUMIDITY RECOVERY (COMPARED TO SATURDAY NIGHT) EXPECTED OVERNIGHT
INTO INTO MONDAY MORNING.
WARMING TEMPERATURES ARE EXPECTED ON MONDAY. BREEZY WINDS REMAIN
OUT OF THE SOUTH WITH MIN RHS IN THE 40S. ANY CHANCES FOR
SHOWERS AND STORMS ARE LOW AND NOT UNTIL MONDAY NIGHT.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY.
TEMPERATURE.........44 AT IGNITION...MAX 60.
RH..................61 PERCENT AT IGNITION...MIN 36 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 14 MPH AT IGNITION...OTHERWISE
SOUTHWEST WINDS 12 TO 14 MPH.
CHANCE OF PCPN......10 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 17 TO 22 MPH.
MIXING HEIGHT.......1000 FT AGL AT IGNITION...OTHERWISE 3300 FT
AGL.
SMOKE DISPERSAL.....FAIR /19200 KNOT-FT/ AT IGNITION. MAX...GOOD
/56500 KNOT-FT/.
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........54 50 60 52 56 56 61 66 68
WEATHER COV.....
WEATHER TYPE....
TEMP............44 47 50 53 55 57 58 59 60
RH..............61 56 50 47 42 40 37 37 36
20 FT WIND DIR..200 200 200 210 210 210 200 200 200
20 FT WIND SPD..14 15 15 14 14 14 14 14 13
20 FT WIND GUST.22 22 22 22 21 21 21 20 20
MIX HGT (KFT)...1.0 1.5 1.8 2.5 2.9 3.3 2.9 2.4 2.0
TRANSP WIND DIR.200 200 200 210 210 210 200 200 200
TRANSP WIND SPD.21 22 21 21 20 20 20 18 17
CHC OF PCPN (%).10 10 10 10 10 0 0 0 0
VRATE KT-FT/1K..19 29 33 45 50 57 49 38 31
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
TEMPERATURE.........MIN 50.
RH..................MAX 75 PERCENT.
WIND (20 FT)........SOUTH WINDS 9 TO 12 MPH.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....SOUTH 16 TO 20 MPH.
MIXING HEIGHT.......600 FT AGL.
SMOKE DISPERSAL.....FAIR (17100 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (9800 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........63 71 37 42 46 43 39 36 36 35 35 39
WEATHER COV.....
WEATHER TYPE....
TEMP............58 54 54 53 52 52 52 51 51 51 51 50
RH..............41 47 50 52 56 57 59 64 67 69 71 73
20 FT WIND DIR..190 190 190 190 200 200 200 200 200 200 200 200
20 FT WIND SPD..13 12 12 12 12 12 12 12 12 12 10 10
20 FT WIND GUST.18 17 16 16 16 16 16 16 16 16 16 15
MIX HGT (KFT)...1.1 0.8 0.8 0.8 0.8 0.8 0.7 0.6 0.6 0.6 0.6 0.6
TRANSP WIND DIR.190 190 190 190 200 200 200 200 200 200 200 200
TRANSP WIND SPD.17 16 17 17 17 20 20 20 18 18 18 18
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
VRATE KT-FT/1K..17 11 12 13 13 13 12 11 10 10 10 10
MONDAY
SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MAX 72.
RH..................MIN 47 PERCENT.
WIND (20 FT)........SOUTH WINDS 9 TO 12 MPH INCREASING TO AROUND 13
MPH LATE IN THE AFTERNOON.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....SOUTH 18 TO 22 MPH.
MIXING HEIGHT.......2600 FT AGL.
SMOKE DISPERSAL.....POOR (10200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (47300 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........43 47 46 44 43 41 39 37 38 40 41 46
WEATHER COV.....
WEATHER TYPE....
TEMP............50 50 52 55 58 61 64 66 69 71 72 72
RH..............75 75 74 70 66 61 57 53 50 48 47 48
20 FT WIND DIR..200 200 200 200 200 200 200 200 200 200 200 190
20 FT WIND SPD..10 10 10 12 13 13 13 13 14 14 14 14
20 FT WIND GUST.15 16 17 17 18 20 20 20 20 21 21 21
MIX HGT (KFT)...0.6 0.6 0.9 1.1 1.3 1.7 2.1 2.5 2.5 2.5 2.6 2.2
TRANSP WIND DIR.200 200 200 200 200 200 200 200 200 200 200 200
TRANSP WIND SPD.18 20 20 20 20 21 22 22 22 21 20 20
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
VRATE KT-FT/1K..10 10 14 18 22 30 39 47 47 46 45 38
FORECASTER...KING
REQUESTED BY...ERIC ANDERSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2608292.0/LOT
.DELDT 03/28/26
.FORMATTERVERSION 2.0.0
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