155
FNUS73 KARX 150937
FWSARX
SPOT FORECAST FOR MCCOY RX 4...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE LA CROSSE WI
437 AM CDT WED APR 15 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON APRIL 15.
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
AMPLE MOISTURE LEFT IN THE WAKE OF OUR PAST FEW DAYS OF STORMS
WILL RESULT IN HIGH RH VALUES THROUGH THE DAY WITH FOG POSSIBLE IN
THE MORNING AND DAYTIME RH VALUES ONLY FALLING TO AROUND 70
PERCENT. WINDS TODAY WILL BE LIGHT AND VARIABLE, FAVORED FROM THE
NORTH. THE RISK FOR ADDITIONAL SHOWERS AND STORMS WILL BE MAINLY
SOUTH THIS AFTERNOON, BUT CANNOT RULE OUT SOME STORMS KEEPING IN
DURING THE LATE AFTERNOON AND EVENING.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). PATCHY FOG EARLY
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE MORNING. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON.
CWR.................20 PERCENT DECREASING TO 10 PERCENT LATE IN THE
MORNING, THEN INCREASING TO 40 PERCENT IN THE
AFTERNOON.
CHANCE OF THUNDER...39 PERCENT.
TEMPERATURE.........55 AT IGNITION...MAX 66.
RH..................96 PERCENT AT IGNITION...MIN 70 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 1 MPH AT
IGNITION...OTHERWISE LIGHT WINDS. GUSTY AND
ERRATIC WINDS NEAR THUNDERSTORMS IN THE
AFTERNOON.
MIXING HEIGHT.......700 FT AGL AT IGNITION...OTHERWISE 2600 FT AGL
INCREASING TO 2700 FT AGL LATE IN THE
AFTERNOON.
TRANSPORT WINDS.....NORTH 3 TO 6 MPH.
SMOKE DISPERSAL.....POOR /3500 KNOT-FT/ AT IGNITION. MAX...POOR
/12100 KNOT-FT/.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........89 84 84 88 86 84 81 79 74 80 79 72
WEATHER COV.....SCH SCH SCH PTY SCH CHC CHC CHC CHC CHC
WEATHER TYPE....RNF RNF RNF FOG RW RW RW RW RW RW
TSTM COV........SCH SCH SCH SCH CHC CHC CHC CHC CHC
CWR.............20 20 20 10 10 10 20 30 30 40 30 40
CHC OF THDR (%).20 20 20 10 10 10 20 30 30 40 30 40
TEMP............55 55 56 58 60 62 63 64 64 65 64 65
RH..............96 96 96 90 87 81 78 75 75 73 73 70
20 FT WIND DIR..NW N NW N N N NW N N NE NE NE
20 FT WIND SPD..1 2 2 1 2 3 3 3 3 3 3 3
20 FT WIND GUST.6 5 5 5 5 7 7 7 6 7 7 6
MIX HGT (KFT)...0.7 0.7 1.0 1.1 1.3 1.6 1.9 2.4 2.5 2.6 2.7 2.3
TRANSP WIND DIR.NW N N N N N N N N N NW N
TRANSP WIND SPD.6 6 6 5 5 6 6 6 5 5 3 3
SDSPL KT-FT/10004 3 5 4 5 8 10 12 10 10 8 7
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT.
CWR.................40 PERCENT.
CHANCE OF THUNDER...35 PERCENT.
TEMPERATURE.........MIN 49.
RH..................MAX 93 PERCENT.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS NEAR
THUNDERSTORMS.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 6 MPH SHIFTING TO THE EAST 6 TO
10 MPH EARLY IN THE EVENING.
SMOKE DISPERSAL.....POOR (3300 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........81 79 69 76 80 78 75 77 83 83 81 78
WEATHER COV.....CHC CHC CHC SCH SCH SCH CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC SCH SCH SCH SCH SCH SCH SCH SCH SCH
CWR.............40 30 30 20 20 20 30 30 30 30 30 30
CHC OF THDR (%).40 30 30 20 20 20 20 20 20 20 20 20
TEMP............65 62 60 58 57 56 55 54 54 53 52 52
RH..............70 78 84 87 86 86 90 90 90 93 93 93
20 FT WIND DIR..NE NE NE E E E NE E NE NE NE NE
20 FT WIND SPD..3 3 3 2 3 4 3 3 3 3 3 4
20 FT WIND GUST.6 7 8 8 9 9 8 9 7 7 7 9
MIX HGT (KFT)...1.7 0.7 0.6 0.6 0.6 0.7 0.7 0.7 0.8 0.8 0.8 0.7
TRANSP WIND DIR.N NE E E E E E E E E NE E
TRANSP WIND SPD.5 6 7 7 8 10 8 7 6 7 7 7
SDSPL KT-FT/10007 3 4 4 4 6 5 4 4 5 5 4
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
MOSTLY SUNNY (25-35 PERCENT). CHANCE OF
RAIN SHOWERS IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN SHOWERS IN THE AFTERNOON.
CWR.................40 PERCENT.
CHANCE OF THUNDER...17 PERCENT.
TEMPERATURE.........MAX 71.
RH..................MIN 53 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......2200 FT AGL INCREASING TO 4200 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....EAST 3 TO 7 MPH SHIFTING TO THE SOUTH 5 TO 6
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (3900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (21100 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........82 82 85 75 64 54 44 34 27 21 14 11
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC SCH SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........SCH
CWR.............40 30 30 30 30 30 30 20 20 20 20 20
CHC OF THDR (%).20 10 10 10 0 0 0 10 10 10 10 10
TEMP............52 50 51 54 57 60 63 66 68 69 70 70
RH..............93 100 96 90 83 75 67 61 57 55 53 53
20 FT WIND DIR..NE NE N NE NE NE NE NE E S S S
20 FT WIND SPD..3 2 2 2 2 2 3 3 3 3 3 3
20 FT WIND GUST.8 7 7 7 8 8 9 9 9 9 9 9
MIX HGT (KFT)...0.8 0.8 1.1 1.2 1.3 1.6 2.2 2.8 3.3 3.7 4.2 3.0
TRANSP WIND DIR.E NE E E NE NE E E SE S SW S
TRANSP WIND SPD.6 6 7 7 7 6 5 3 5 5 6 6
SDSPL KT-FT/10004 4 7 7 8 8 9 8 13 15 21 15
FORECASTER...KS
REQUESTED BY...SAM MATELSKI
TYPE OF REQUEST...PRESCRIBED
.TAG 2610072.3/ARX
.DELDT 04/15/26
.FORMATTERVERSION 2.0.0
.EMAIL SAM.MATELSKI@USDA.GOV
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