Suppression Forecast Issued by NWS Detroit/Pontiac, MI
000
FNUS73 KDTX 231355
FWSDTX
Spot Forecast for Stable Pasture...MDNR
National Weather Service Detroit/Pontiac MI
955 AM EDT Mon Apr 23 2018
Forecast is based on ignition time of 1900 EDT on April 23.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Ridge of high pressure parked over the northern Great Lakes will
sustain dry conditions and southeasterly winds for western Oakland
county this afternoon and evening, peaking around 10 knots in the
afternoon. Minimum RH values will fall to the upper 20 to lower
30 percent range between 2 PM and 6 PM EDT today, then recover to
above 40 percent during the evening.
.TODAY...
Sky/weather.........Mostly sunny (15-25 percent).
Max temperature.....65-70.
Min humidity........30 percent.
Eye level winds.....Southeast winds up to 8 mph.
Mixing height.......100-1600 ft AGL increasing to 4400-4600 ft AGL.
Transport winds.....Southeast 8 to 17 mph.
Smoke dispersal.....Poor to excellent (0-70000 knot-ft).
Haines Index........4 to 5 OR or low potential for large plume
dominated fire growth to or moderate potential
for large plume dominated fire growth.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%)..........8 9 10 12 14 16 18 21 24 25 26 28
Weather cov......
Weather type.....
Tstm cov.........
Temp.............39 40 43 48 53 57 60 63 65 67 68 68
RH...............58 60 56 49 43 38 35 33 32 31 30 30
Eye lvl wnd dir..E E E E E E E SE SE SE SE SE
Eye lvl wnd spd..7 7 8 8 8 7 7 8 8 8 8 8
Eye lvl wnd gst.. 8 9 10 10 10 10
Mix hgt (kft)....0.1 0.1 0.2 0.4 0.7 1.1 1.6 2.2 2.8 3.7 4.4 4.6
Transp wind dir..E E E E SE SE SE SE SE SE SE SE
Transp wind spd..8 9 10 13 15 16 15 13 12 14 16 17
Haines index.....5 4 4 4 5 5 5 4 4 4 4 4
VRate kt-ft/1000.0 0 0 0 10 20 20 30 30 40 60 70
.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) becoming mostly
cloudy (75-85 percent). Chance of showers after
midnight.
Min temperature.....44-49.
Max humidity........90 percent.
Eye level winds.....Southeast winds up to 8 mph.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%)..........38 58 63 71 83 89
Weather cov...... CHANCE CHANCE
Weather type.....NONE NONE NONE NONE RNSHWR RNSHWR
Tstm cov.........
Temp.............67 62 56 51 49 48
RH...............32 39 49 60 71 81
Eye level wind...SE 8 SE 7 SE 7 S 7 S 7 SE 6
Eye lvl wnd gst..9
$$
Forecaster...Frey
Requested by...Osterland
Type of request...PRESCRIBED
.TAG 1807458.0/DTX
.EMAIL osterlandl@michigan.gov