690
FNUS73 KAPX 221202
FWSAPX

Spot Forecast for Curtisville Fuel Break...USFS
National Weather Service Gaylord MI
802 AM EDT Tue Apr 22 2025

Forecast is based on ignition time of 1400 EDT on April 22.
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...Main issue today will be that surface winds will remain
gusty into mid afternoon from the west/northwest (15 to 20mph)...
with gusts expected to diminish below 15mph after 3pm.  Wind direction
should be generally westerly today but may become light northerly
this evening.  Should be dry today with some more clouds this afternoon...
scattered light rain showers expected after 7PM.

.REST OF TODAY...

Sky/weather.........Mostly sunny (25-35 percent).
Chance of thunder...0 percent.
Max temperature.....Around 59.
Min humidity........32 percent.
20-foot winds.......West winds 6 to 10 mph.
Transport winds.....West 14 to 21 mph.
Mixing height.......4500-4600 ft AGL.
Ventilation index...Excellent (616.0).

TIME (EDT)      2PM 3PM 4PM 5PM
Sky (%).........11  12  27  50
Weather cov.....
Weather type....
Tstm cov........
Chc of thdr (%).0   0   0   0
Temp............56  57  57  58
RH..............37  34  33  32
20 ft wind dir..W   W   W   W
20 ft wind spd..10  9   9   9
20 ft wind gust.15  12  11  10
Mix hgt (kft)...4.5 4.6 4.6 4.5
Transp wind dir.W   W   W   W
Transp wind spd.21  20  17  14
Vrate kt-ft.....924 904 788 616
Ventrate Cat....EXL EXL EXL EXL

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    partly cloudy (40-50 percent). Chance of rain
                    showers early in the evening.
Chance of thunder...3 percent.
Min temperature.....Around 35.
Max humidity........83 percent.
20-foot winds.......West winds around 5 mph early in the evening
                    becoming light.
Transport winds.....Northwest 6 to 10 mph shifting to the east 5 to
                    7 mph late in the evening, then increasing to 8
                    to 9 mph late in the evening.
Mixing height.......4000 ft AGL decreasing to 400-1400 ft AGL.
Ventilation index...Poor to good (25.0-413.0).

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........63  73  78  70  56  62  56  60  61  51  53  47
Weather cov.....        CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....        RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............57  56  54  50  47  45  43  41  40  38  37  37
RH..............34  37  40  48  56  60  65  70  73  79  82  81
20 ft wind dir..NW  NW  NW  E   E   E   E   E   E   E   E   E
20 ft wind spd..6   6   6   3   3   3   3   3   3   3   3   3
20 ft wind gust.12  12  12  7   7   7   8   8   8   7   7   7
Mix hgt (kft)...4.0 1.4 1.0 0.6 0.4 0.4 0.5 0.6 0.8 0.5 0.5 0.5
Transp wind dir.W   W   NW  NE  E   SE  SE  E   E   E   E   E
Transp wind spd.10  6   6   5   7   8   8   9   9   8   9   9
Vrate kt-ft.....413 82  59  25  31  36  38  53  75  37  46  48
Ventrate Cat....GD  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

$$
Forecaster...JPB
Requested by...Brian Stearns
Type of request...PRESCRIBED
.TAG 2511270.0/APX
.DELDT 04/22/25
.FormatterVersion 2.0.0
.EMAIL travis.a.wiltse@usda.gov,brian.stearns@usda.gov