336
FNUS73 KAPX 051144
FWSAPX

Spot Forecast for Mapes...USDA Forest Service
National Weather Service Gaylord MI
744 AM EDT Tue May 5 2026

Forecast is based on forecast start time of 0800 EDT on May 05.
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...

West-northwest winds will increase through the day with highest
gusts of 20-30mph likely by this afternoon. Winds slacken heading
into tonight, becoming light. RHs likely to fall to sub-25% across
the area by the afternoon with a slow rebound above critical
thresholds tonight. Much cooler today than yesterday with high
temperatures largely spanning the low-mid 50s. Mixing heights
starting ~3kft will increase to ~7kft by this afternoon. No
precipitation expected today.

Similar conditions anticipated each day through the end of the
week with afternoon RHs falling to near-critical/critical levels
across the area and occasional daytime breeziness. Daytime high
temperatures largely ranging from the upper 40s to mid/upper 50s
through Friday.

.REST OF TODAY...

Sky/weather.........Mostly sunny (40-50 percent).
Chance of thunder...0 percent.
Max temperature.....Around 56.
Min humidity........21 percent.
20-foot winds.......West winds 5 to 10 mph. Gusts up to 28 mph in
                    the late morning and afternoon.
Transport winds.....West 16 to 23 mph increasing to 21 to 28 mph
                    late in the morning.
Mixing height.......2300-3100 ft AGL increasing to 6700-7100 ft
                    AGL.
Ventilation index...Good to excellent (305.0-619.0) increasing to
                    excellent (1195.0).

TIME (EDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........38  38  37  37  42  48  53  49  44  40
Weather cov.....
Weather type....
Tstm cov........
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0
Temp............44  45  47  53  55  56  56  56  56  56
RH..............57  51  43  31  26  23  22  22  21  21
20 ft wind dir..W   W   W   W   W   W   W   W   W   W
20 ft wind spd..7   13  13  13  15  15  15  15  15  15
20 ft wind gust.10  23  23  23  26  26  26  28  28  28
Mix hgt (kft)...2.3 3.1 4.4 5.6 6.7 7.0 7.1 6.8 6.9 6.8
Transp wind dir.W   W   W   W   W   W   W   W   W   W
Transp wind spd.16  18  23  26  28  26  25  24  23  21
Vrate kt-ft.....305 619 930 1174151516381629145513751195
Ventrate Cat....GD  EXL EXL EXL EXL EXL EXL EXL EXL EXL

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (45-55 percent) then becoming
                    partly cloudy (30-40 percent). Widespread frost
                    after 3 am.
Chance of thunder...0 percent.
Min temperature.....Around 30.
Max humidity........82 percent.
20-foot winds.......Northwest winds 6 to 8 mph early in the evening
                    becoming light.
Transport winds.....West 13 to 20 mph decreasing to 8 to 10 mph
                    late in the evening, then shifting to the north
                    7 to 8 mph overnight shifting to the northeast
                    6 to 7 mph after 3 am.
Mixing height.......6200-6600 ft AGL decreasing to 500-800 ft AGL.
Ventilation index...Excellent (1004.0) decreasing to poor to good
                    (15.0-303.0) early in the evening.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........39  39  38  42  46  51  42  33  24  24  25  25
Weather cov.....                                    WID WID WID
Weather type....                                    FST FST FST
Tstm cov........
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............56  54  52  46  43  40  38  36  35  33  32  31
RH..............21  23  25  35  41  48  54  59  64  72  75  81
20 ft wind dir..W   W   W   W   W   W   N   N   N   N   N   N
20 ft wind spd..12  12  12  5   5   5   2   2   2   2   2   2
20 ft wind gust.22  22  22  9   9   9   6   6   6   6   6   6
Mix hgt (kft)...6.6 6.2 2.8 1.2 0.8 0.7 0.6 0.6 0.6 0.6 0.5 0.5
Transp wind dir.W   W   W   W   W   NW  N   N   NE  NE  NE  N
Transp wind spd.20  17  13  10  9   8   8   7   7   7   6   6
Vrate kt-ft.....11111004303 74  48  36  41  37  33  28  21  15
Ventrate Cat....EXL EXL GD  PR  PR  PR  PR  PR  PR  PR  PR  PR

.WEDNESDAY...

Sky/weather.........Mostly sunny (40-50 percent). Widespread frost
                    early in the morning, then areas of frost early
                    in the morning.
Chance of thunder...1 percent.
Max temperature.....Around 54.
Min humidity........30 percent.
20-foot winds.......Light winds becoming northwest 5 to 7 mph.
Transport winds.....North 3 to 6 mph shifting to the west 9 to 17
                    mph in the late morning and afternoon.
Mixing height.......500-800 ft AGL increasing to 5700-7200 ft AGL.
Ventilation index...Poor to good (16.0-362.0) increasing to good to
                    excellent (578.0-875.0) late in the morning.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........27  28  30  35  39  44  50  56  62  58  54  50
Weather cov.....WID WID ARS
Weather type....FST FST FST
Tstm cov........
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............32  34  36  39  42  45  47  49  50  50  50  49
RH..............82  75  69  62  53  40  35  31  30  30  30  31
20 ft wind dir..N   N   N   NW  NW  NW  NW  NW  NW  NW  NW  NW
20 ft wind spd..2   2   2   5   5   5   7   7   7   8   8   8
20 ft wind gust.3   3   3   9   9   9   12  12  12  13  13  13
Mix hgt (kft)...0.5 0.5 0.8 2.8 4.4 5.7 6.4 6.9 7.0 7.2 7.1 6.6
Transp wind dir.N   NW  N   W   W   W   W   W   W   W   W   W
Transp wind spd.3   3   6   9   12  13  15  16  17  17  17  16
Vrate kt-ft.....16  16  30  161 362 578 719 779 794 853 875 828
Ventrate Cat....PR  PR  PR  FR  GD  GD  EXL EXL EXL EXL EXL EXL

$$
Forecaster...NSC
Requested by...MIDC
Type of request...WILDFIRE
.TAG 2612737.0/APX
.DELDT 05/05/26
.FormatterVersion 2.0.0
.EMAIL sm.fs.midc@usda.gov