588
FNUS73 KARX 091143
FWSARX
SPOT FORECAST FOR 13 DR N...WISCONSIN DNR
NATIONAL WEATHER SERVICE LA CROSSE WI
643 AM CDT THU APR 9 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON APRIL 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (608) 784-8292 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
DRY CONDITIONS THROUGH THE AFTERNOON WITH CHANCES (30 TO 50%) FOR
RAIN SHOWERS TO OCCUR THIS EVENING. ANY RAIN THAT DOES FALL SHOULD
END BETWEEN 06 AND 08Z. LIGHT NORTHWEST WINDS AT 5 TO 10 MPH
EXPECTED THROUGH FRIDAY. MINIMUM RELATIVE HUMIDITIES ARE IN THE 30
TO 40% RANGE FOR BOTH TODAY AND FRIDAY. LOOKING AT SOUNDINGS THERE
IS THE POSSIBILITY THAT A BETTER MIXING DAY COULD OCCUR TODAY,
RESULTING IN DRIER AIR REACHING THE SURFACE. AS A RESULT, RELATIVE
HUMIDITIES COULD DROP MORE TOWARDS THE UPPER 20S. SMOKE DISPERSAL
WILL BE POOR AT IGNITION THIS MORNING AND AGAIN FRIDAY MORNING.
REST OF TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY
CLOUDY (65-75 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........39 AT IGNITION...MAX 56.
RH..................68 PERCENT AT IGNITION...MIN 34 PERCENT.
WIND (20 FT)........WINDS WEST AT 7 MPH AT IGNITION...OTHERWISE
WEST WINDS 6 TO 9 MPH. GUSTS UP TO 20 MPH EARLY
IN THE MORNING.
MIXING HEIGHT.......800 FT AGL AT IGNITION...OTHERWISE 2500 FT AGL
INCREASING TO 3600 FT AGL IN THE LATE MORNING
AND AFTERNOON.
TRANSPORT WINDS.....WEST 13 TO 20 MPH.
SMOKE DISPERSAL.....POOR /9800 KNOT-FT/ AT IGNITION. MAX...GOOD
/55400 KNOT-FT/.
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 2 9 9 15 19 7 31 38 48 72
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............39 38 39 42 44 47 50 53 54 55 56
RH..............68 70 64 57 53 47 42 36 36 35 34
20 FT WIND DIR..W W W W W W W W W W W
20 FT WIND SPD..7 8 9 9 9 9 8 8 8 7 6
20 FT WIND GUST.16 18 18 18 16 15 14 14 14 14 13
MIX HGT (KFT)...0.8 1.9 2.5 2.8 3.0 3.4 3.5 3.6 3.5 3.6 3.2
TRANSP WIND DIR.W W W W W W W W W W W
TRANSP WIND SPD.14 18 20 20 20 18 18 17 15 15 13
SDSPL KT-FT/100010 31 43 48 51 54 55 54 45 47 35
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
PARTLY CLOUDY (40-50 PERCENT). RAIN SHOWERS
LIKELY IN THE EVENING. CHANCE OF RAIN SHOWERS
OVERNIGHT.
CWR.................10 PERCENT INCREASING TO 60 PERCENT EARLY IN
THE EVENING, THEN DECREASING TO 10 PERCENT
AFTER 3 AM.
CHANCE OF THUNDER...1 PERCENT.
TEMPERATURE.........MIN 35.
RH..................MAX 92 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......2900 FT AGL DECREASING TO 600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 7 TO 12 MPH SHIFTING TO THE NORTH 5
TO 12 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....FAIR (28900 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (3500 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........68 87 88 85 85 53
WEATHER COV..... S CHC CHANCE CHANCE S CHC
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR NONE
TSTM COV........
CWR.............0 20 40 40 20 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............54 51 46 44 42 39
RH..............38 46 60 70 76 85
20 FT WIND......W 5 NW 3 N 2 N 2 N 2 N 2
20 FT WIND GUST.11 7 7 6 6 7
MIX HGT (FT)....2900 600 1400 1200 1200 1000
TRANSPORT WIND..W 12 NW 7 N 12 N 7 N 7 N 10
SDSPL KT-FT/100029 4 14 7 7 9
FRIDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CWR.................10 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........MAX 55.
RH..................MIN 35 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH IN
THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......2700 FT AGL INCREASING TO 4900 FT AGL LATE IN
THE MORNING.
TRANSPORT WINDS.....NORTHWEST 8 TO 13 MPH.
SMOKE DISPERSAL.....POOR (9200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (45700 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........40 20 20 16 10 1
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 10 10 10 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............37 38 43 49 53 54
RH..............89 82 65 48 38 35
20 FT WIND......NW 2 NW 3 NW 5 NW 6 NW 7 NW 6
20 FT WIND GUST.8 9 12 14 14 13
MIX HGT (FT)....900 1500 2700 3800 4600 4900
TRANSPORT WIND..N 12 N 13 N 12 N 13 NW 12 NW 9
SDSPL KT-FT/10009 17 27 42 46 40
FORECASTER...JRC
REQUESTED BY...ERIN GROSSMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2609738.0/ARX
.DELDT 04/09/26
.FORMATTERVERSION 2.0.0
.EMAIL ERIN.GROSSMAN@WISCONSIN.GOV
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