210
FNUS73 KARX 091549
FWSARX
SPOT FORECAST FOR UPPER WAPSI EAST...IOWA DNR
NATIONAL WEATHER SERVICE LA CROSSE WI
1049 AM CDT THU APR 9 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 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
SUNNY SKIES THIS MORNING WILL QUICKLY BECOME CLOUDY INTO THE
AFTERNOON AS A WEATHER SYSTEM BRINGS SHOWERS TO THE AREA IN THE
4-6PM WINDOW. SHOWERS WILL THEN INCREASE IN COVERAGE AND PERSIST
THROUGH THE OVERNIGHT HOURS BEFORE EXITING DURING THE PRE-DAWN
HOURS ON FRIDAY. THE PROBABILITY FOR A WETTING RAIN IS VERY HIGH
OVERNIGHT (OVER 95% CHANCE) WITH AMOUNTS OF AROUND 0.25" LIKELY
(60-70% CHANCE). RHS WILL FALL TO AROUND 45-50% THIS AFTERNOON BUT
WILL INCREASE QUICKLY AS SHOWERS MOVE INTO THE AREA THIS EVENING.
SMOKE DISPERSAL WILL REMAIN FAIR THIS AFTERNOON AND EVENING WITH
TRANSPORT WINDS ATOP THE MIXED LAYER BEING RELATIVELY WEAK AND
MIXING HEIGHTS AROUND 2500 FT.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT) THEN BECOMING PARTLY SUNNY
(60-70 PERCENT) THEN BECOMING CLOUDY (85-95
PERCENT). SLIGHT CHANCE OF RAIN SHOWERS LATE IN
THE AFTERNOON. CHANCE OF RAIN SHOWERS LATE IN
THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 40 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF THUNDER...6 PERCENT.
TEMPERATURE.........44 AT IGNITION...MAX 56.
RH..................60 PERCENT AT IGNITION...MIN 47 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 7 MPH AT
IGNITION...OTHERWISE NORTHWEST WINDS 5 TO 7 MPH
SHIFTING TO THE WEST 5 TO 6 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......2000 FT AGL AT IGNITION...OTHERWISE 2700 FT
AGL.
TRANSPORT WINDS.....WEST 6 TO 13 MPH DECREASING TO 6 TO 7 MPH LATE
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR /22200 KNOT-FT/ AT IGNITION. MAX...FAIR
/22200 KNOT-FT/.
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........11 11 52 66 76 82 91
WEATHER COV..... SCH CHC
WEATHER TYPE.... RW RW
TSTM COV........
CWR.............0 0 0 0 10 20 40
CHC OF THDR (%).0 0 0 0 0 10 10
TEMP............44 47 50 52 53 55 53
RH..............60 53 50 48 48 47 54
20 FT WIND DIR..NW NW NW W W W W
20 FT WIND SPD..7 6 6 6 5 6 5
20 FT WIND GUST.12 9 11 9 8 8 6
MIX HGT (KFT)...2.0 2.3 2.7 2.7 2.7 2.7 2.6
TRANSP WIND DIR.NW W W W W W W
TRANSP WIND SPD.13 9 9 7 6 7 6
SDSPL KT-FT/100022 19 22 16 13 16 13
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS IN
THE EVENING, THEN RAIN SHOWERS LIKELY
OVERNIGHT.
CWR.................80 PERCENT DECREASING TO 10 PERCENT AFTER 3 AM.
CHANCE OF THUNDER...9 PERCENT.
TEMPERATURE.........MIN 36.
RH..................MAX 89 PERCENT.
WIND (20 FT)........NORTH WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING NORTH 6 TO 9 MPH
EARLY IN THE EVENING.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....NORTH 6 TO 15 MPH INCREASING TO 12 TO 18 MPH IN
THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....FAIR (25200 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (7600 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........91 95 92 93 87 71
WEATHER COV.....LIKELY DEFNTE LIKELY LIKELY CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR NONE
TSTM COV........
CWR.............60 80 70 60 30 0
CHC OF THDR (%).10 10 10 10 0 0
TEMP............53 48 45 44 42 39
RH..............57 77 82 79 86 89
20 FT WIND......N 5 N 6 N 9 NE 7 N 7 N 9
20 FT WIND GUST. 8 14 12 13 14
MIX HGT (FT)....2300 800 1600 1100 1200 1200
TRANSPORT WIND..N 6 N 12 N 18 NE 13 N 15 N 14
SDSPL KT-FT/100011 8 25 12 15 15
FRIDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING
SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........MAX 53.
RH..................MIN 46 PERCENT.
WIND (20 FT)........NORTH WINDS 7 TO 9 MPH.
MIXING HEIGHT.......2800 FT AGL INCREASING TO 4100 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....NORTH 8 TO 16 MPH.
SMOKE DISPERSAL.....FAIR (14700 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (32800 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........60 61 56 22 2 2
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............37 37 41 47 50 52
RH..............89 89 76 58 52 46
20 FT WIND......N 8 N 9 N 9 N 9 N 8 N 8
20 FT WIND GUST.15 14 13 13 12 11
MIX HGT (FT)....1100 1600 2100 2800 3600 4100
TRANSPORT WIND..N 15 N 16 N 16 N 12 N 9 N 9
SDSPL KT-FT/100015 22 29 28 29 33
FORECASTER...JRN
REQUESTED BY...JASON AUEL
TYPE OF REQUEST...PRESCRIBED
.TAG 2609823.0/ARX
.DELDT 04/09/26
.FORMATTERVERSION 2.0.0
.EMAIL JASON.AUEL@DNR.IOWA.GOV
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