604
FNUS73 KAPX 240624
FWSAPX
SPOT FORECAST FOR WALSH RD.CRAWFORD SIDE...MDNR
NATIONAL WEATHER SERVICE GAYLORD MI
224 AM EDT MON AUG 24 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON AUGUST 24.
IF CONDITIONS BECOME UNREPRESENTATIVE... CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (989)732-9306, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
LOW CLOUDS AND MOISTURE LINGER TODAY. NORTHWEST WINDS WILL
QUICKLY STRENGTHEN TO 13 MPH WITH GUST OF 20 MPH (AS HIGH AS 25
MPH) BY LATE MORNING. TEMPERATURES WILL WARM INTO THE HIGH 60S.
MINIMUM RELATIVE HUMIDITY WILL REMAIN NEAR 56% DUE TO MOISTURE
WRAPPING AROUND A LARGER STORM SYSTEM OVER THE EASTERN GREAT
LAKES. ALTHOUGH RAIN IS NOT EXPECTED, ON AND OFF CLOUD COVER WILL
CONTINUE THROUGH THE DAY. EXCELLENT VENT RATES BY THE LATE
AFTERNOON DUE TO MIXING HEIGHTS RISING TO 3 KFT AND TRANSPORT
WINDS OF 20 MPH. SURFACE WINDS WILL GRADUALLY WEAKEN DURING THE
LATE AFTERNOON AND EVENING, BECOMING CALM BY 10 PM EDT TONIGHT.
WARMER AND DRIER WITH LIGHTER WINDS FOR TUESDAY AS SURFACE HIGH
PRESSURE DOMINATES.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........56 PERCENT.
20-FOOT WINDS.......NORTHWEST WINDS 9 TO 12 MPH WITH GUSTS TO
AROUND 25 MPH.
TRANSPORT WINDS.....NORTHWEST 15 TO 21 MPH.
MIXING HEIGHT.......1000-2900 FT AGL INCREASING TO 3100-3500 FT AGL
LATE IN THE AFTERNOON.
VENTILATION INDEX...POOR TO EXCELLENT (126.0-618.0).
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........75 75 82 84 88 87 81 80 76 72 68
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............56 57 58 60 62 63 64 65 66 67 68
RH..............85 83 80 75 72 70 67 65 65 63 63
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..10 10 12 1313 13 13 13 13 13 12
20 FT WIND GUST.17 18 19 20 22 23 24 24 21 19 17
MIX HGT (KFT)...1.0 1.4 2.1 2.4 2.8 2.8 2.9 3.1 3.3 3.4 3.5
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.15 18 21 21 21 20 20 21 21 21 20
VRATE KT-FT.....126 220 372 428 508 468 491 564 592 618 602
VENTRATE CAT....PR FR GD GD GD GD GD GD GD EXL EXL
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) WITH PATCHY FOG.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........100 PERCENT.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 8 MPH WITH GUSTS TO AROUND
16 MPH IN THE EVENING BECOMING LIGHT.
TRANSPORT WINDS.....NORTHWEST 9 TO 18 MPH DECREASING TO 7 TO 9 MPH
LATE IN THE EVENING.
MIXING HEIGHT.......2600-3100 FT AGL DECREASING TO 400-1000 FT AGL
EARLY IN THE EVENING.
VENTILATION INDEX...POOR TO GOOD (26.0-492.0).
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........56 45 43 35 33 29 25 24 23 22 23 23
WEATHER COV..... PTY PTY
WEATHER TYPE.... FOG FOG
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............67 66 64 61 59 57 55 53 51 50 47 45
RH..............63 65 70 78 83 90 93 100 100 100 100 100
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..10 10 9 6 6 6 5 5 5 3 3 3
20 FT WIND GUST.16 15 11 10 0 0 0 0 0 0 0 0
MIX HGT (KFT)...3.1 2.6 1.0 0.5 0.5 0.4 0.5 0.5 0.7 0.4 0.4 0.5
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.18 16 13 10 9 8 9 9 9 7 7 8
VRATE KT-FT.....492 367 110 49 39 31 39 43 55 26 27 37
VENTRATE CAT....GD GD PR PR PR PR PR PR PR PR PR PR
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). PATCHY FOG EARLY
IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........39 PERCENT.
20-FOOT WINDS.......LIGHT NW WINDS TURNING WEST AROUND NOON.
OCCASIONAL GUSTS UP TO 15 MPH.
TRANSPORT WINDS.....NORTHWEST 7 TO 9 MPH.
MIXING HEIGHT.......400-2300 FT AGL INCREASING TO 5700-6000 FT AGL.
VENTILATION INDEX...POOR TO GOOD (26.0-494.0).
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........22 21 21 21 21 21 29 36 44 38 32 26
WEATHER COV.....PTY PTY PTY PTY
WEATHER TYPE....FOG FOG FOG FOG
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............45 46 51 56 64 70 73 75 76 78 79 79
RH..............100 100 100 93 73 59 51 46 43 40 39 39
20 FT WIND DIR..NW NW NW NW NW NW W W W W W W
20 FT WIND SPD..2 2 2 3 3 3 5 5 5 5 5 5
20 FT WIND GUST.0 0 5 6 9 9 10 10 12 13 13 13
MIX HGT (KFT)...0.4 0.4 0.6 1.3 2.3 3.2 4.0 4.7 5.1 5.7 6.0 5.7
TRANSP WIND DIR.W W NW W NW NW NW NW NW NW W W
TRANSP WIND SPD.7 7 8 7 8 9 9 9 9 9 9 9
VRATE KT-FT.....26 26 39 78 151 259 334 382 409 466 494 456
VENTRATE CAT....PR PR PR PR FR FR GD GD GD GD GD GD
FORECASTER...ELD
REQUESTED BY...6-50
TYPE OF REQUEST...PRESCRIBED
.TAG 2620181.0/APX
.DELDT 08/24/26
.FORMATTERVERSION 2.0.0
.EMAIL JANISSEM@MICHIGAN.GOV,CORSERJ@MICHIGAN.GOV
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