130
FNUS73 KGRB 070846
FWSGRB
SPOT FORECAST FOR MARSH CENTER RXB...DNR
NATIONAL WEATHER SERVICE GREEN BAY WI
346 AM CDT TUE APR 7 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON APRIL 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH
THIS FORECAST.
DISCUSSION
HAVE UPDATED THE PREVIOUS SPOT FORECAST AS RELATIVE HUMIDITIES HAVE BEEN
LOWERED A BIT FOR TODAY. LIGHT TRANSPORT WINDS WILL LIMIT SMOKE DISPERSION
THIS MORNING, BUT SMOKE DISPERSION IMPROVES TO THE GOOD CATEGORY BY MID-
AFTERNOON. STILL EXPECTING LIGHT MIXED PRECIPITATION CHANGING TO RAIN
OVERNIGHT INTO EARLY WEDNESDAY, THEN ANOTHER ROUND OF MODERATE RAIN IN THE
LATE AFTERNOON AND EARLY EVENING.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 41.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 7 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......4300 FT AGL.
TRANSPORT WINDS.....NORTHEAST TO EAST 3 TO 5 MPH, SHIFTING
TO THE SOUTH 5 TO 10 MPH IN THE LATE MORNING
AND AFTERNOON, THEN INCREASING TO 10 TO 15 MPH
LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (4900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (45300 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 0 0 0 1 1 1 3 4 7 12
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............20 21 22 27 30 34 36 38 39 40 41
RH..............54 52 49 38 35 30 28 26 26 25 25
20 FT WIND DIR..NE NE SE S S S S S S S S
20 FT WIND SPD..2 2 2 2 3 4 5 5 6 7 7
20 FT WIND GUST.5 5 5 5 5 6 8 9 11 12 12
MIX HGT (KFT)...1.2 2.1 3.3 3.4 3.6 3.8 4.1 4.3 4.2 4.2 4.1
TRANSP WIND DIR.N NE E S S S S S S S S
TRANSP WIND SPD.5 3 3 3 5 6 7 7 9 10 13
SDSPL KT-FT/10005 6 10 10 15 19 25 26 33 38 45
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT). LIGHT FREEZING
RAIN, LIGHT SLEET AND CHANCE OF SNOW OVERNIGHT.
MIN TEMPERATURE.....AROUND 29.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH. GUSTS TO 20 TO 25 MPH
OVERNIGHT.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 17 MPH INCREASING TO 20 TO 23 MPH
OVERNIGHT.
SMOKE DISPERSAL.....GOOD (44800 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (6000 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........18 31 35 36 36 49 49 60 71 80 85 90
WEATHER COV..... SCH CHC CHC DEF DEF
WEATHER TYPE.... SN SN SN SLT FZR
TSTM COV........
TEMP............39 38 35 32 31 31 31 30 30 31 31 31
RH..............27 31 38 49 58 61 63 66 69 72 75 81
20 FT WIND DIR..S S SE SE SE S S S S S S S
20 FT WIND SPD..7 6 6 7 8 9 9 9 10 11 12 12
20 FT WIND GUST.12 12 12 14 15 18 18 19 20 21 23 23
MIX HGT (KFT)...3.7 0.7 0.6 0.6 0.6 0.7 0.8 1.1 1.3 1.4 1.4 1.2
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.14 10 12 13 15 16 17 20 22 23 23 22
SDSPL KT-FT/100045 7 6 6 8 10 12 19 25 28 28 22
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). LIGHT RAIN OR FREEZING
RAIN LIKELY EARLY. MODERATE RAIN ARRIVING LATER IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 60.
MIN HUMIDITY........57 PERCENT.
WIND (20 FT)........SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO AROUND
32 MPH.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....SOUTH 23 TO 29 MPH INCREASING TO 33 TO 38 MPH
IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....FAIR (26300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (115500 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (99100
KNOT-FT) LATE IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........90 91 89 85 81 74 69 68 70 74 79 83
WEATHER COV.....LKY CHC CHC CHC CHC CHC CHC LKY LKY
WEATHER TYPE....RN RN RN RN RN RN RN RN RN
TSTM COV........
TEMP............32 33 35 38 42 46 50 54 57 59 60 59
RH..............82 82 82 79 70 65 63 59 57 57 58 62
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..13 13 16 17 17 18 18 18 18 18 18 17
20 FT WIND GUST.25 25 26 27 28 29 29 30 32 32 30 28
MIX HGT (KFT)...1.3 1.4 1.6 1.8 2.1 2.3 2.6 3.0 3.5 3.8 3.8 3.2
TRANSP WIND DIR.S S S S S S S S S SW SW SW
TRANSP WIND SPD.23 25 29 33 37 36 36 37 38 38 38 36
SDSPL KT-FT/100026 30 39 53 67 70 81 97 116 127 127 99
FORECASTER...KIECKBUSCH
REQUESTED BY...TIMOTHY HOLME
TYPE OF REQUEST...PRESCRIBED
.TAG 2609122.0/GRB
.DELDT 04/06/26
.FORMATTERVERSION 2.0.0
.EMAIL TIMOTHY.HOLME@WISCONSIN.GOV
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