Suppression Forecast
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
344
FNUS73 KMQT 191332
FWSMQT
Spot Forecast for Summit Lake...Forest Service
National Weather Service Marquette MI
932 AM EDT Sat Oct 19 2024
Forecast is based on forecast start time of 0900 EDT on October 19.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...A weakening disturbance moving across Lake Superior
will bring some clouds and some late afternoon and early evening
sprinkles to the burn site today. Any rainfall amounts will be very
light. Winds will be from the southwest today through Sunday mainly
in the 5-10 mph range but a few gusts up to 20 mph will be possible
by Sunday afternoon. Min RHs will be in the 35-40 percent range this
afternoon and around 40 percent Sunday afternoon. With some wind
remaining overnight max RH tonight will only climb to around 80 percent.
Temperatures will be above normal today and even more so Sunday into
early next week with record highs in the mid/upper 70s possible.
.REST OF TODAY...
Sky/weather.........Mostly cloudy (65-75 percent). Scattered rain
showers in the afternoon.
Chance of pcpn......30 percent.
LAL.................1.
Temperature.........50 at forecast start...Max 64.
RH..................51 percent at forecast start...Min 40 percent.
Dewpoint............35 increasing to 39 in the afternoon.
33-foot winds.......Winds southwest at 9 mph at forecast
start...otherwise Southwest winds 7 to 9 mph.
20-foot winds.......Southwest winds 6 to 7 mph.
Mixing height.......500 ft AGL at forecast start...otherwise
500-1900 ft AGL.
Ventilation index...Poor (111) at forecast start. Max...good
(388.0).
Haines Index........3 or very low potential for large plume
dominated fire growth at forecast start...max
3.
Rainfall amount.....0.01 inches.
Ceiling (kft).......25 decreasing to 12 late in the morning, then
decreasing to 9.5 early in the afternoon, then
decreasing to 6.0 late in the afternoon.
TIME (EDT) 9 AM 11 AM 1 PM 3 PM 5 PM
Sky (%).........55 59 79 81 85
Weather cov..... ISOLTD SCTTRD SCTTRD
Weather type....NONE NONE RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).10 10 20 30 30
LAL.............1 1 1 1 1
Temp............50 58 63 63 63
Dewpoint........33 37 39 41 41
RH..............51 45 42 44 44
33 ft wind......SW 9 SW 9 SW 7 SW 8 SW 8
20 ft wind......SW 7 SW 7 SW 6 SW 6 SW 6
Wind gust.......14 14 13 13 13
Mix hgt (ft)....500 1100 1600 1900 1800
Haines index....3 3 2 2 2
VIndx kt-ft/100.11 21 28 35 39
Ceiling (kft)...25 25 9.5 7.3 6.0
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent) then becoming
partly cloudy (40-50 percent). Slight chance of
rain showers early in the evening.
Chance of pcpn......20 percent.
LAL.................1.
Temperature.........Min 50.
RH..................Max 83 percent.
Dewpoint............43.
33-foot winds.......Southwest winds 6 to 8 mph.
20-foot winds.......Southwest winds 5 to 6 mph.
Mixing height.......100-1300 ft AGL.
Ventilation index...Poor to good (42.0-324.0).
Haines Index........2 to 4 or very low to low potential for large
plume dominated fire growth.
Rainfall amount.....0.01 inches.
Ceiling (kft).......6.3 increasing to 25.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........78 69 55 46 42 41
Weather cov.....ISOLTD S CHC
Weather type....RNSHWR RNSHWR NONE NONE NONE NONE
Tstm cov........
Chc of pcpn (%).20 20 10 0 0 0
LAL.............1 1 1 1 1 1
Temp............62 57 55 55 55 54
Dewpoint........42 44 43 44 45 45
RH..............48 61 64 66 68 71
33 ft wind......SW 7 SW 7 SW 7 SW 8 SW 8 SW 7
20 ft wind......SW 6 SW 6 SW 6 SW 6 SW 6 SW 6
Wind gust.......13 13 12 12 12 11
Mix hgt (ft)....1300 300 200 300 300 300
Haines index....2 3 4 4 4 3
VIndx kt-ft/100.32 8 6 9 9 8
Ceiling (kft)...6.3 7.0 10 15 25 25
.SUNDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of pcpn......0 percent.
LAL.................1.
Temperature.........Max 72.
RH..................Min 40 percent.
Dewpoint............47.
33-foot winds.......Southwest winds 6 to 13 mph. Gusts up to 28 mph
in the late morning and afternoon.
20-foot winds.......West winds 5 to 10 mph. Gusts up to 28 mph in
the late morning and afternoon.
Mixing height.......100-1600 ft AGL increasing to 2200-3500 ft AGL
in the afternoon.
Ventilation index...Poor to good (38.0-443.0) increasing to
excellent (603.0) in the afternoon.
Haines Index........2 to 5 or very low to moderate potential for
large plume dominated fire growth.
Rainfall amount.....0.00 inches.
Ceiling (kft).......25.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........32 16 9 5 5 7
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0
LAL.............1 1 1 1 1 1
Temp............51 51 56 64 68 71
Dewpoint........45 46 48 49 48 47
RH..............78 83 75 58 48 42
33 ft wind......SW 6 SW 6 SW 10 W 13 W 13 W 13
20 ft wind......SW 5 SW 5 SW 8 W 10 W 10 W 10
Wind gust.......13 13 18 22 22 22
Mix hgt (ft)....200 300 1100 2200 3200 3500
Haines index....3 2 3 4 5 5
VIndx kt-ft/100.5 7 28 60 90 88
Ceiling (kft)...25 25 25 25 25 25
$$
Forecaster...MZ
Requested by...Lisa Gowe
Type of request...WILDFIRE
.TAG 2424452.0/MQT
.DELDT 10/19/24
.FormatterVersion 2.0.0
.EMAIL lisa.gowe@usda.gov