798
FNUS73 KDLH 030400
FWSDLH

Spot Forecast for Birch Bay Fire...USFS
National Weather Service Duluth MN
1100 PM CDT Tue Jun 2 2026

Forecast is based on forecast start time of 2300 CDT on June 02.
If there are questions or concerns with this forecast, or if
conditions become unrepresentative, contact the National
Weather Service in Duluth at 218-729-0653.

.DISCUSSION...

Sunny and dry conditions continue through Wednesday. Light and
variable winds overnight will increase tomorrow out of the south,
peaking at 10 mph with gusts up to 20 mph in the afternoon. RH
values are also expected to decrease into the mid 20s by early
afternoon. Showers with a few thunderstorms will move into the area
late tomorrow night, after midnight, but less than 0.1" of rainfall
is expected.

.REST OF TONIGHT...

Sky/weather.........Partly cloudy (45-55 percent) then becoming
                    mostly cloudy (55-65 percent) then becoming
                    mostly clear (20-30 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 55.
Max humidity........76 percent.
Wind (20 ft)........South winds around 6 mph.
Mixing height.......500 ft AGL.
Transport winds.....South 10 to 12 mph.
Smoke dispersal.....Poor (3900 knot-ft).
Pcpn amount.........0.00 inches.

TIME (CDT)      11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC  MC  MC  MC  PC  MCR MCR
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0
Temp............64  62  60  58  58  57  56
RH..............55  54  60  64  68  71  76
20 FT wind dir..S   S   S   S   S   S   S
20 FT wind spd..5   5   5   5   5   5   5
20 FT wind gust.12  12  13  13  13  13  13
Mix hgt (kft)...0.4 0.4 0.4 0.5 0.5 0.5 0.5
Transp wind dir.S   S   S   S   S   SW  SW
Transp wind spd.10  10  10  12  12  12  12
SDspl kt-ft/10004   4   4   5   5   5   5

.WEDNESDAY...

Sky/weather.........Mostly sunny (35-45 percent) then becoming
                    mostly cloudy (70-80 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 85.
Min humidity........26 percent.
Wind (20 ft)........South winds 6 to 10 mph. Gusts up to 21 mph in
                    the afternoon.
Mixing height.......1700 ft AGL increasing to 7500 ft AGL.
Transport winds.....Southwest 12 to 21 mph.
Smoke dispersal.....Poor to fair (5000-24200 knot-ft) increasing to
                    good (50700 knot-ft) late in the morning, then
                    increasing to excellent (92700-122800 knot-ft)
                    late in the morning increasing to excellent
                    (134100 knot-ft) late in the afternoon
                    decreasing to excellent (92900 knot-ft).
Pcpn amount.........0.00 inches.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......PC  MCR MCR MCR MCR MCR PC  PC  PC  PC  MC  MC
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............57  61  66  73  77  79  81  82  83  84  84  84
RH..............73  69  59  45  38  34  31  28  27  26  26  27
20 FT wind dir..S   SW  SW  SW  SW  SW  SW  S   S   S   SW  S
20 FT wind spd..6   5   6   7   7   8   9   9   9   9   9   9
20 FT wind gust.14  14  14  14  15  16  18  18  18  19  19  19
Mix hgt (kft)...0.5 0.6 1.3 1.7 3.2 5.5 6.7 7.2 7.2 7.5 5.8 5.8
Transp wind dir.SW  SW  SW  SW  S   S   SW  SW  SW  SW  SW  SW
Transp wind spd.12  12  16  16  18  20  20  20  20  21  18  18
SDspl kt-ft/10005   6   18  24  51  93  114 122 123 134 93  93

.WEDNESDAY NIGHT...

Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    partly cloudy (40-50 percent) then becoming
                    mostly cloudy (75-85 percent). Slight chance of
                    rain showers overnight. Chance of rain showers
                    and slight chance of thunderstorms overnight.
Chance of pcpn......40 percent.
Min temperature.....Around 58.
Max humidity........91 percent.
Wind (20 ft)........South winds 7 to 10 mph. Gusts up to 21 mph
                    early in the evening then 21 mph overnight.
                    Gusty and erratic winds expected near
                    thunderstorms overnight.
Mixing height.......4200 ft AGL decreasing to 2200 ft AGL.
Transport winds.....South 10 to 17 mph.
Smoke dispersal.....Excellent (63700 knot-ft) decreasing to poor
                    (6200 knot-ft).
Pcpn amount.........0.04 inches.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......MC  MC  PC  PC  PC  MC  MC  MC  MC  CDY CDY CDY
Weather cov.....                        SCH CHC CHC CHC CHC CHC
Weather type....                        RW  RW  RW  RW  RW  RW
Tstm cov........                            SCH SCH SCH SCH SCH
Chc of pcpn (%).0   10  10  10  10  10  20  30  30  40  30  40
Temp............83  81  78  74  71  69  67  66  64  62  61  59
RH..............28  32  37  44  51  57  59  62  65  72  78  87
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..9   8   8   8   7   7   8   8   8   8   8   8
20 FT wind gust.19  18  16  16  16  16  18  18  19  19  19  18
Mix hgt (kft)...4.2 2.2 1.1 0.7 0.6 0.7 0.7 0.8 0.9 0.8 0.8 0.7
Transp wind dir.S   S   S   S   S   S   S   S   SW  S   SW  SW
Transp wind spd.17  14  12  12  12  12  10  10  13  13  13  13
SDspl kt-ft/100064  27  11  7   6   7   7   7   10  8   9   8


$$
Forecaster...Holly
Requested by...Jeb Backe
Type of request...WILDFIRE
.TAG 2614806.2/DLH
.DELDT 06/02/26
.FormatterVersion 2.0.0
.EMAIL benjamin_evans@firenet.gov