896
FNUS73 KAPX 300921
FWSAPX

Spot Forecast for Fairview Opening RX...USFS
National Weather Service Gaylord MI
521 AM EDT Tue Apr 30 2024

Forecast is based on ignition time of 1000 EDT on April 30.
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...The burn site will see some peeks of sunshine,
mainly in the morning. Westerly breezes will be around 10 mph with
occasional gusts to around 20 mph. Humidity levels will remain high.
Rain chances arrive late tonight, and persist into Wednesday
morning.

.REST OF TODAY...

Sky/weather.........Partly sunny (65-75 percent) then becoming
                    cloudy (85-95 percent).
Max temperature.....Around 62.
Min humidity........62 percent.
20-foot winds.......West winds 7 to 8 mph.
Transport winds.....West 15 to 17 mph.
Mixing height.......2800-4100 ft AGL.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Ventilation index...Fair to good (452.0-689.0).

TIME (EDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........69  91  88  92  93  91  91  90
Weather cov.....
Weather type....
Tstm cov........
Temp............52  54  55  56  57  57  57  57
RH..............77  74  69  66  62  62  62  62
20 ft wind dir..W   W   W   W   W   W   W   W
20 ft wind spd..10  10  10  10  10  10  10  10
20 ft wind gust.18  18  20  20  20  18  18  18
Mix hgt (kft)...2.8 3.0 3.5 3.8 4.0 4.1 4.0 4.0
Haines index....2   2   2   2   2   2   2   2
Transp wind dir.W   W   W   W   W   W   W   W
Transp wind spd.16  16  16  16  17  16  16  15
Vrate kt-ft.....452 490 562 606 689 654 646 598
Ventrate Cat....FR  FR  FR  GD  GD  GD  GD  FR

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    partly cloudy (25-35 percent) then becoming
                    mostly cloudy (55-65 percent). Slight chance of
                    rain showers overnight.
Min temperature.....Around 40.
Max humidity........93 percent.
20-foot winds.......West winds 5 to 7 mph early in the evening
                    becoming light.
Transport winds.....West 5 to 14 mph shifting to the north around 5
                    mph overnight, then shifting to the south 5 to
                    9 mph overnight.
Mixing height.......2700-3500 ft AGL decreasing to 400-1200 ft AGL
                    early in the evening.
Haines Index........2 to 4 or very low to low potential for large
                    plume dominated fire growth.
Ventilation index...Poor to fair (18.0-479.0).

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........84  87  69  55  34  22  12  14  15  29  44  58
Weather cov.....                                SCH SCH SCH SCH
Weather type....                                RW  RW  RW  RW
Tstm cov........
Temp............56  54  54  51  48  46  46  45  44  43  42  42
RH..............62  66  64  68  80  86  83  82  89  93  93  93
20 ft wind dir..W   W   W   NW  NW  NW  SW  SW  SW  S   S   S
20 ft wind spd..9   9   9   5   5   5   2   2   2   3   3   3
20 ft wind gust.15  15  15  10  10  10  5   5   5   6   6   6
Mix hgt (kft)...3.5 2.7 1.2 0.9 0.9 0.8 0.7 0.5 0.4 0.4 0.4 0.4
Haines index....2   2   3   3   3   3   3   3   4   4   4   4
Transp wind dir.W   W   W   NW  W   W   W   N   S   SE  S   S
Transp wind spd.14  12  8   6   6   6   5   5   5   6   7   9
Vrate kt-ft.....479 305 97  53  53  46  31  23  18  21  28  39
Ventrate Cat....FR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.WEDNESDAY...

Sky/weather.........Partly sunny (45-55 percent).
Max temperature.....Around 72.
Min humidity........31 percent.
20-foot winds.......Light winds becoming south 8 to 12 mph early in
                    the morning, then shifting to the west 10 to 12
                    mph with gusts to around 26 mph in the
                    afternoon.
Transport winds.....South 12 to 21 mph shifting to the west 23 to
                    29 mph in the afternoon.
Mixing height.......500-1500 ft AGL increasing to 5000-5300 ft AGL.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.
Ventilation index...Poor (61.0) increasing to very good to
                    excellent (1188.0-1511.0).

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........60     63     61     53     40     47
Weather cov.....S CHC  S CHC  S CHC  S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR NONE   NONE
Tstm cov........
Temp............43     46     54     63     68     70
RH..............89     86     74     58     42     33
20 ft wind dir..S      S      S      SW     SW     W
20 ft wind spd..10     10     14     15     15     15
20 ft wind gust.16     16     21     24     24     26
Mix hgt (ft)....500    700    1200   3000   4900   5300
Haines index....4      3      3      3      3      3
Transport wind..S 12   S 16   S 20   SW 23  W 24   W 29
Vrate kt-ft.....61     108    230    688    1188   1511
Ventrate Cat....POOR   POOR   POOR   GOOD   VYGD   EXNT

$$
Forecaster...JZ
Requested by...Travis Wiltse
Type of request...PRESCRIBED
.TAG 2412690.1/APX
.DELDT 04/30/24
.FormatterVersion 2.0.0
.EMAIL travis.a.wiltse@usda.gov