Spot Forecast
Issued by NWS Detroit/Pontiac, MI

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FNUS73 KDTX 070710
FWSDTX

Spot Forecast for North Field...MIDNR
National Weather Service Detroit/Pontiac MI
310 AM EDT Tue May 7 2024

Forecast is based on ignition time of 1200 EDT on May 07.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...High pressure will depart to the east today. Dry air
will hold on across the area into early afternoon. An approaching
warm front will then cause humidity values to increase and will
support numerous showers and scattered thunderstorms this evening.
Warmer and drier air will then advance into the area for Wednesday.
A low pressure system will bring the next chance for rain to the
area Thursday. Northeast winds on Thursday will contribute to much
cooler temperatures.

.REST OF TODAY...

Sky/weather.........Partly sunny (60-70 percent). Scattered showers
                    late in the afternoon. Numerous showers and
                    scattered thunderstorms late in the afternoon.
Max temperature.....Around 70.
Min humidity........45 percent.
Eye level winds.....Southeast winds 11 to 12 mph.
Mixing height.......3400 ft AGL.
Transport winds.....Southeast 17 to 21 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Smoke Dispersal....Good (MAX...531).

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........45  46  63  68  82  78
WEATHER COV.....        SCT SCT SCT NUM
WEATHER TYPE....        RW  RW  RW  RW
TEMP............65  68  70  70  70  68
RH..............48  46  45  48  54  62
EYE LVL WND DIR.SE  SE  SE  SE  SE  SE
EYE LVL WND SPD.12  11  12  12  12  12
EYE LVL WND GST.16  16  16  17  17  17
MIX HGT (KFT)...2.5 2.7 3.4 3.3 3.1 2.3
HAINES INDEX....3   3   3   3   3   3
SMOKE DISPER....373 433 611 593 551 386

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent)becoming partly
                    cloudy (45-55 percent)becoming mostly cloudy
                    (45-55 percent)becoming partly cloudy (35-45
                    percent). Numerous rain showers and scattered
                    thunderstorms in the evening, then scattered
                    rain showers late in the evening.
Min temperature.....Around 55.
Max humidity........100 percent.
Eye level winds.....Southeast winds 7 to 11 mph...becoming
                    southwest 6 to 8 mph overnight.
Mixing height.......500 ft AGL.
Transport winds.....Southeast 12 to 21 mph...becoming west 13 to 15
                    mph overnight.
Haines Index........3 to 4 OR very low to low potential for large
                    plume dominated fire growth.
Smoke Dispersal....Poor (MIN...44).

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........67     79     64     57     50     42
WEATHER COV.....NUMRUS NUMRUS NUMRUS SCTTRD
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR NONE   NONE
TEMP............67     63     60     59     58     55
RH..............64     78     88     92     95     100
EYE LVL WND DIR.SE     SE     SE     S      SW     SW
EYE LVL WND SPD.11     10     10     6      8      6
EYE LVL WND GST.16     14     13     8      12     7
MIX HGT (KFT)...2200   700    600    500    600    500
HAINES INDEX....3      4      4      4      4      4
SMOKE DISPER....396    97     64     56     77     61

.WEDNESDAY...

Sky/weather.........Sunny (20-30 percent).
Max temperature.....Around 77.
Min humidity........35 percent.
Eye level winds.....West winds 7 to 14 mph...increasing to 16 to 18
                    mph late in the afternoon.
Mixing height.......6800 ft AGL.
Transport winds.....West 13 to 20 mph...increasing to 23 to 31 mph
                    late in the morning.
Haines Index........4 to 5 OR low to moderate potential for large
                    plume dominated fire growth.
Smoke Dispersal....Excellent (MAX...797)...increasing to excellent
                   (MAX...1580) in the afternoon.

TIME (EDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........35        13        10        18
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TEMP............55        61        70        76
RH..............99        76        51        37
EYE LEVEL WIND..SW 8      SW 10     W 14      W 18
EYE LEVEL WIND..12        13        19        25
MIX HGT (FT)....500       1500      4200      6800
HAINES INDEX....4         5         5         5
SMOKE DISPER....65        228       917       1817

$$
Forecaster...Considine
Requested by...Nate Stearns
Type of request...PRESCRIBED
.TAG 2413322.0/DTX
.DELDT 05/07/24
.FormatterVersion 2.0.0
.EMAIL stearnsn@michigan.gov