671
FNUS73 KMQT 291548
FWSMQT

Spot Forecast for Lake Ottawa...USFS
National Weather Service Marquette MI
1048 AM EST Wed Jan 29 2025

Forecast is based on ignition time of 1000 EST on January 30.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Light snow (around a tenth of an inch) will fall prior to sunrise on
Thursday morning. No precipitation is currently forecast for the
area Thursday and Friday with the exception of a few flurries on
Friday. Southerly winds in the morning hours Thursday will shift to
be out of the west by mid-afternoon at around 10 mph gusting to
around 20 mph. Lighter winds will follow overnight Thursday into
Friday, with wind speeds of 5 mph gusting to around 10 mph, though
winds will continue to gradually shift from westerly Thursday
evening to northerly by Friday morning. Expect primarily northerly
winds Friday at 5-10 mph gusting to 15-20 mph.

.THURSDAY...

Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
Temperature.........26 at ignition...Max 41.
RH..................72 percent at ignition...Min 51 percent.
Dewpoint............20 increasing to 24 late in the afternoon.
33-foot winds.......Winds southwest at 10 mph at
                    ignition...otherwise Southwest winds 9 to 10
                    mph shifting to the west 8 to 9 mph late in the
                    afternoon.
20-foot winds.......Southwest winds 7 to 8 mph shifting to the west
                    6 to 7 mph late in the afternoon.
Mixing height.......300 ft AGL at ignition...otherwise 300-2100 ft
                    AGL.
Ventilation index...Poor (85) at ignition. Max...good (560.0).
Rainfall amount.....0.00 inches.
Ceiling (kft).......21 increasing to 24 in the afternoon.

TIME (EST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........15  12  9   6   6   6   6   9
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0
Temp............26  30  34  37  39  40  41  38
Dewpoint........18  19  21  22  23  23  24  25
RH..............72  63  58  54  53  52  51  57
33 ft wind dir..SW  SW  W   W   W   W   W   W
33 ft wind spd..10  10  10  10  10  9   9   9
20 ft wind dir..SW  SW  W   W   W   W   W   W
20 ft wind spd..8   8   8   8   8   7   7   7
Wind gust.......14  14  14  14  14  14  14  14
Mix hgt (kft)...0.3 0.6 1.0 1.4 1.8 2.1 2.1 1.7
VIndx kt-ft/100.9   19  34  45  53  56  51  40
Ceiling (kft)...21  22  24  24  25  24  24

.THURSDAY NIGHT...

Sky/weather.........Partly cloudy (20-30 percent) then becoming
                    mostly cloudy (55-65 percent).
Chance of pcpn......0 percent.
Temperature.........Min 19.
RH..................Max 100 percent.
Dewpoint............24 decreasing to 20 overnight.
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.......300-1600 ft AGL.
Ventilation index...Poor to good (53.0-334.0).
Rainfall amount.....0.00 inches.

TIME (EST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........11  14  19  23  28  29  30  31  41  52  62  66
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............36  34  32  30  28  26  25  24  23  22  21  21
Dewpoint........25  26  26  25  25  24  23  22  21  21  20  20
RH..............64  73  78  83  88  89  90  92  93  94  97  98
33 ft wind dir..W   W   W   NW  NW  NW  NW  NW  NW  N   N   N
33 ft wind spd..6   6   6   3   3   3   3   3   3   3   3   3
20 ft wind dir..W   W   W   NW  NW  NW  NW  NW  NW  N   N   N
20 ft wind spd..5   5   5   2   2   2   2   2   2   2   2   2
Wind gust.......12  12  12  10  10  10  10  10  10  10  10  10
Mix hgt (kft)...1.1 0.7 0.9 1.2 1.5 1.1 0.6 0.3 0.6 1.2 1.6 1.3
VIndx kt-ft/100.27  18  21  30  33  25  12  5   12  24  32  26

.FRIDAY...

Sky/weather.........Mostly cloudy (65-75 percent).
Chance of pcpn......0 percent.
Temperature.........Max 29.
RH..................Min 69 percent.
Dewpoint............19.
33-foot winds.......North winds 5 to 7 mph.
20-foot winds.......North winds up to 6 mph.
Mixing height.......800-2100 ft AGL increasing to 2900-4700 ft AGL
                    in the late morning and afternoon.
Ventilation index...Fair to excellent (153.0-615.0) increasing to
                    good to excellent (383.0-720.0) in the
                    afternoon.
Rainfall amount.....0.00 inches.

TIME (EST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........71  75  77  79  81  80  78  77  71  66  60  62
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............20  20  22  23  25  25  26  27  27  27  27  24
Dewpoint........20  20  20  20  20  21  21  20  20  19  18  17
RH..............100 100 95  90  84  81  78  75  74  72  69  72
33 ft wind dir..N   N   N   N   N   N   N   N   N   N   N   N
33 ft wind spd..5   5   5   6   6   6   7   7   7   7   7   7
20 ft wind dir..N   N   N   N   N   N   N   N   N   N   N   N
20 ft wind spd..4   4   4   5   5   5   6   6   6   6   6   6
Wind gust.......11  11  11  13  13  13  14  14  14  14  14  14
Mix hgt (kft)...0.9 0.8 1.3 2.1 2.9 3.6 4.2 4.5 4.7 4.7 4.2 3.2
VIndx kt-ft/100.18  15  26  40  53  62  71  72  71  65  54  38

$$
Forecaster...GS
Requested by...William Meginley
Type of request...PRESCRIBED
.TAG 2501695.0/MQT
.DELDT 01/29/25
.FormatterVersion 2.0.0
.EMAIL william.meginley@usda.gov