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000
FNUS73 KAPX 201534
FWSAPX

Spot Forecast for Stover RD RX...MIDNR
National Weather Service Gaylord MI
1134 AM EDT Sat Apr 20 2024

Forecast is based on ignition time of 1400 EDT on April 20.
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...Breezy westerly winds today. Wind gusts of 20 to 25
mph will be common with isolated gusts to 30 mph. Partly to
mostly cloudy skies with isolated snow showers. Continued gusty
winds Sunday along with lower minimum relate humidity could lead
to elevated fire weather concerns.

.REST OF TODAY...

Sky/weather.........Partly sunny (60-70 percent). Isolated snow
                    showers late in the afternoon.
Max temperature.....Around 47.
Min humidity........37 percent.
20-foot winds.......West winds around 13 mph with gusts to around
                    26 mph.
Transport winds.....West 21 to 22 mph.
Mixing height.......4800-6000 ft AGL.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Ventilation index...Very good (1047.0).

TIME (EDT)      2PM 3PM 4PM 5PM
Sky (%).........68  67  67  66
Weather cov.....ISO ISO ISO
Weather type....SW  SW  SW
Tstm cov........
Temp............44  45  46  46
RH..............41  40  37  38
20 ft wind dir..W   W   W   W
20 ft wind spd..15  15  15  15
20 ft wind gust.26  26  26  26
Mix hgt (kft)...6.0 5.9 5.3 4.8
Haines index....4   4   4   4
Transp wind dir.W   W   W   W
Transp wind spd.22  22  21  22
Vrate kt-ft.....1312129811051047
Ventrate Cat....VGD VGD VGD VGD

.TONIGHT...

Sky/weather.........Mostly cloudy (50-60 percent) then becoming
                    partly cloudy (25-35 percent).
Min temperature.....Around 29.
Max humidity........81 percent.
20-foot winds.......West winds 7 to 12 mph. Gusts up to 25 mph
                    early in the evening.
Transport winds.....West 12 to 21 mph decreasing to 9 to 12 mph
                    overnight.
Mixing height.......4800-5400 ft AGL decreasing to 400-700 ft AGL.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Ventilation index...Good to very good (938.0-1115.0) decreasing to
                    poor to fair (39.0-517.0) early in the evening.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........60  53  47  38  35  33  26  17  13  10  10  9
Weather cov.....
Weather type....
Tstm cov........
Temp............45  43  42  40  39  38  36  34  33  32  31  31
RH..............40  51  50  55  57  59  61  66  66  72  75  78
20 ft wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 ft wind spd..14  14  14  10  10  10  7   7   7   7   7   7
20 ft wind gust.25  25  25  17  17  17  14  14  14  14  14  14
Mix hgt (kft)...5.4 4.8 3.0 2.1 1.1 1.1 0.7 0.6 0.5 0.4 0.4 0.5
Haines index....4   4   4   4   4   4   4   4   4   4   4   4
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.21  20  17  16  14  13  12  12  10  9   12  12
Vrate kt-ft.....1115938 517 341 148 138 79  68  47  39  49  52
Ventrate Cat....VGD GD  FR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.SUNDAY...

Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 57.
Min humidity........29 percent.
20-foot winds.......West winds 8 to 16 mph.
Transport winds.....West 12 to 20 mph increasing to 23 to 28 mph
                    late in the morning.
Mixing height.......400-1500 ft AGL increasing to 5600-7500 ft AGL.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.
Ventilation index...Poor (51.0) increasing to excellent (1950.0).

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........7      3      3      8      19     22
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............30     33     42     48     53     55
RH..............81     75     55     42     32     29
20 ft wind dir..W      W      W      W      W      W
20 ft wind spd..10     10     15     18     18     20
20 ft wind gust.15     15     23     28     28     29
Mix hgt (ft)....400    500    3300   5600   6900   7500
Haines index....4      5      5      5      5      5
Transport wind..W 12   W 14   W 20   W 23   W 25   NW 28
Vrate kt-ft.....51     73     653    1292   1744   2064
Ventrate Cat....POOR   POOR   GOOD   VYGD   EXNT   EXNT

$$
Forecaster...AJS
Requested by...Nate Stearns
Type of request...PRESCRIBED
.TAG 2411492.0/APX
.DELDT 04/20/24
.FormatterVersion 2.0.0
.EMAIL stearnsn@michigan.gov