321  
FNUS73 KGRB 081108  
FWSGRB  
 
SPOT FORECAST FOR POWELL MARSH - HOMESTEAD LAKE...DNR  
NATIONAL WEATHER SERVICE GREEN BAY WI  
608 AM CDT FRI MAY 8 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MAY 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION  
 
MAINLY DRY CONDITIONS ARE EXPECTED, BUT A SPRINKLE OR LIGHT SHOWER  
CAN'T BE RULED OUT LATER TODAY INTO SATURDAY MORNING. LIGHT WINDS  
EARLY TODAY WILL SHIFT TO THE WEST AND INCREASE TO 15-20 MPH, WITH  
GUSTS TO AROUND 25 MPH LATE THIS MORNING AND AFTERNOON. NORTHWEST  
WINDS WILL GUST TO AROUND 25 MPH ON SATURDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). WIDESPREAD FROST  
EARLY IN THE MORNING.  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 11 MPH WITH  
GUSTS TO AROUND 21 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......8100 FT AGL.  
TRANSPORT WINDS.....WEST 7 TO 16 MPH INCREASING TO 18 TO 21 MPH IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (2600 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (145300 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........26 42 44 44 48 51 54 58 63 69 74 74  
WEATHER COV.....WID WID  
WEATHER TYPE....FST FST  
TSTM COV........  
TEMP............31 33 38 46 51 54 56 57 59 59 60 61  
RH..............85 78 64 45 36 31 31 29 27 29 29 29  
20 FT WIND DIR..SW SW SW W W W W W W W W W  
20 FT WIND SPD..2 2 4 5 7 8 10 10 11 11 11 9  
20 FT WIND GUST.8 8 11 13 14 15 18 20 20 21 20 19  
MIX HGT (KFT)...0.4 0.4 0.6 1.9 4.8 6.1 7.2 7.2 7.9 7.7 8.1 7.1  
TRANSP WIND DIR.SW W W W W W W W W W W W  
TRANSP WIND SPD.8 7 8 12 16 16 18 20 20 21 21 21  
SDSPL KT-FT/10003 3 4 20 67 86 114 122 134 139 145 128  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF  
SPRINKLES EARLY IN THE EVENING. SLIGHT CHANCE  
OF RAIN SHOWERS LATE IN THE EVENING.  
MIN TEMPERATURE.....AROUND 38.  
MAX HUMIDITY........79 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 7 MPH BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST 9 TO 17 MPH SHIFTING TO THE NORTHWEST 7 TO  
12 MPH LATE IN THE EVENING.  
SMOKE DISPERSAL.....EXCELLENT (71200 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2600 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........71 68 65 65 74 74 57 52 53 59 59 55  
WEATHER COV..... CHC CHC CHC SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........  
TEMP............59 59 55 49 47 45 44 43 42 40 40 40  
RH..............33 34 41 52 56 62 65 67 70 76 76 73  
20 FT WIND DIR..W W W SW SW W NW W NW NW W NW  
20 FT WIND SPD..7 6 4 3 2 2 2 2 2 2 2 3  
20 FT WIND GUST.15 13 11 9 7 7 7 7 7 7 8 8  
MIX HGT (KFT)...4.7 1.1 0.7 0.5 0.5 0.4 0.5 0.5 0.4 0.4 0.5 0.5  
TRANSP WIND DIR.W W W SW W NW N NW NW NW NW NW  
TRANSP WIND SPD.17 10 9 7 8 7 8 8 8 8 12 10  
SDSPL KT-FT/100071 10 5 3 3 3 4 3 3 3 5 4  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT), BECOMING  
MOSTLY SUNNY IN THE LATE MORNING (30-40 PERCENT).  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 6 TO 12 MPH  
EARLY IN THE MORNING.  
MIXING HEIGHT.......7000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 10 TO 18 MPH INCREASING TO 18 TO 24  
MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (4400 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (131800 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........80 75 75 70 65 50 31 25 15 16 18 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............38 40 42 44 47 48 49 51 52 52 53 52  
RH..............79 73 67 60 49 47 42 37 35 35 32 33  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..4 4 6 8 10 10 11 11 12 11 11 11  
20 FT WIND GUST.11 12 14 15 16 18 19 20 20 20 19 19  
MIX HGT (KFT)...0.5 0.6 2.0 3.2 4.6 5.6 6.3 6.7 7.0 6.8 6.7 6.6  
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.10 10 15 18 21 23 24 22 21 21 21 18  
SDSPL KT-FT/10004 6 25 52 82 111 132 127 126 123 121 106  
 
 
FORECASTER...BERSCH  
REQUESTED BY...ERIC KROENING  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613126.0/GRB  
.DELDT 05/08/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ERIC.KROENING@WISCONSIN.GOV  
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