Spot Forecast
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
418
FNUS73 KMQT 081145
FWSMQT
Spot Forecast for 551 fire...Michigan DNR
National Weather Service Marquette MI
745 AM EDT Sat Aug 8 2026
Forecast is based on forecast start time of 0800 EDT on August 08.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Sunny and quiet conditions persist today, with temperatures running
cooler than in previous days. Expect temperatures to peak near 80,
with relative humidity bottoming out near 40% this afternoon. Winds
mainly out of the NW at around 5-10mph today turn light and variable
tonight. Expect increasing clouds tonight, then chances for
scattered showers and storms return by early Sunday afternoon. Where
thunderstorms occur, rainfall amounts may exceed a quarter of an
inch. Otherwise, expect temperatures Sunday afternoon to peak near 80
while relative humidity fall to around 60%. Winds will be out of the
south, generally at 5-10mph, but any storms that move over the area
could bring gusty, erratic winds.
.REST OF TODAY...
Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Temperature.........60 at forecast start...Max 81.
RH..................91 percent at forecast start...Min 40 percent.
Dewpoint............57 decreasing to 54 late in the afternoon.
33-foot winds.......Winds northwest at 6 mph at forecast
start...otherwise Northwest winds 6 to 7 mph.
20-foot winds.......Northwest winds 5 to 6 mph.
Mixing height.......500 ft AGL at forecast start...otherwise
500-1400 ft AGL increasing to 5400-6900 ft AGL.
Ventilation index...Poor (48) at forecast start. Max...good (352.0)
increasing to excellent (624.0) in the
afternoon.
Rainfall amount.....0.00 inches.
Ceiling (kft).......24 decreasing to 22.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........7 2 1 1 3 13 7 13 22 22
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0
Temp............60 63 68 72 74 77 78 79 80 80
Dewpoint........57 58 59 58 57 56 55 54 54 54
RH..............91 84 71 62 55 49 44 42 40 40
33 ft wind dir..NW NW NW NW NW NW NW NW NW NW
33 ft wind spd..6 7 7 7 7 7 7 7 7 7
20 ft wind dir..NW NW NW NW NW NW NW NW NW NW
20 ft wind spd..5 6 6 6 6 6 6 6 6 6
Wind gust.......13 12 12 12 11 11 11 11 11 11
Mix hgt (kft)...0.5 0.9 1.4 2.7 4.5 5.4 6.1 6.5 6.9 6.8
VIndx kt-ft/100.5 11 16 35 62 71 79 78 76 68
Ceiling (kft)...25 25 25 25 24 25 22 25 23 22
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of pcpn......0 percent.
Chance of thunder...2 percent.
Temperature.........Min 58.
RH..................Max 88 percent.
Dewpoint............56.
33-foot winds.......West winds 5 to 6 mph early in the evening
becoming light.
20-foot winds.......West winds up to 5 mph early in the evening
becoming light.
Mixing height.......6400 ft AGL decreasing to 400-500 ft AGL.
Ventilation index...Fair to excellent (225.0-645.0) decreasing to
poor (16.0) early in the evening.
Rainfall amount.....0.00 inches.
Ceiling (kft).......20 increasing to 24.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........8 7 3 6 7 9 4 5 7 14 19 37
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............80 78 76 72 68 65 64 63 62 60 60 59
Dewpoint........54 55 58 58 58 58 57 56 56 56 56 55
RH..............42 45 54 63 70 76 79 80 81 86 86 85
33 ft wind dir..W W W S S S SW SW SW SW SW SW
33 ft wind spd..6 6 6 1 1 1 2 2 2 2 2 2
20 ft wind dir..W W W S S S SW SW SW SW SW SW
20 ft wind spd..5 5 5 1 1 1 2 2 2 2 2 2
Wind gust.......8 8 8 4 4 4 6 6 6 7 7 7
Mix hgt (kft)...6.4 3.2 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
VIndx kt-ft/100.65 23 2 2 2 2 3 3 3 3 4 4
Ceiling (kft)...20 24 24 24 24 24 24 25 25 25 25 24
.SUNDAY...
Sky/weather.........Partly sunny (60-70 percent). Slight chance of
rain showers in the late morning and early
afternoon. Chance of rain showers late in the
afternoon, then chance of rain showers and
slight chance of thunderstorms late in the
afternoon.
Chance of pcpn......30 percent.
Chance of thunder...18 percent.
Temperature.........Max 80.
RH..................Min 57 percent.
Dewpoint............56 increasing to 62 in the late morning and
afternoon.
33-foot winds.......Light winds becoming south 5 to 7 mph in the
late morning and afternoon. Gusty and erratic
winds expected near thunderstorms late in the
afternoon.
20-foot winds.......Light winds becoming south up to 6 mph in the
late morning and afternoon.
Mixing height.......400-1900 ft AGL increasing to 2500-3300 ft AGL
in the afternoon.
Ventilation index...Poor to good (33.0-344.0).
Rainfall amount.....0.03 inches.
Ceiling (kft).......21 decreasing to 18 early in the morning, then
decreasing to 16 early in the morning
increasing to 18 late in the morning decreasing
to 15 decreasing to 11 early in the afternoon
decreasing to 7.2 decreasing to 5.9 late in the
afternoon.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........45 54 59 67 63 57 62 79 80 53 78 78
Weather cov..... SCH SCH SCH SCH SCH CHC CHC
Weather type.... RW RW RW RW RW RW RW
Tstm cov........ SCH
Chc of pcpn (%).0 0 0 0 20 20 20 20 20 30 10 30
Chc of thdr (%).0 0 0 0 10 10 10 10 10 10 10 20
Temp............58 59 62 65 70 73 75 77 77 78 79 78
Dewpoint........55 55 56 58 60 60 61 62 62 62 63 64
RH..............88 87 83 79 69 65 62 59 59 59 57 61
33 ft wind dir..SW SW SW S S S S S S S S S
33 ft wind spd..2 2 2 5 5 5 7 7 7 7 7 7
20 ft wind dir..SW SW SW S S S S S S S S S
20 ft wind spd..2 2 2 4 4 4 6 6 6 6 6 6
Wind gust.......6 6 6 6 6 6 10 10 10 11 11 11
Mix hgt (kft)...0.4 0.4 0.4 0.7 1.2 1.5 1.9 2.5 2.6 3.1 3.3 2.7
VIndx kt-ft/100.4 4 3 6 10 12 19 31 34 34 33 27
Ceiling (kft)...21 18 16 17 17 18 15 11 7.8 7.2 6.5 5.9
$$
Forecaster...LC
Requested by...Avi Shalom
Type of request...WILDFIRE
.TAG 2619215.0/MQT
.DELDT 08/08/26
.FormatterVersion 2.0.0
.EMAIL FriedenstaFriedenstabJ@michigan.gov,shaloma@michigan.gov