355
FNUS73 KDTX 301046
FWSDTX

Spot Forecast for MBD Rx burn...City of Ann Arbor
National Weather Service Detroit/Pontiac MI
646 AM EDT Wed Apr 30 2025

Forecast is based on forecast start time of 0700 EDT on April 30.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Dry weather today with lighter winds as high pressure
settles over the state. The next chance for widespread rain and
embedded thunderstorms starts Thursday morning with increasing
coverage through the day.

.REST OF TODAY...

Sky/weather.........Mostly sunny (30-40 percent). Patchy frost
                    early in the morning.
Max temperature.....Around 62.
Min humidity........35 percent.
Surface winds (mph).Northeast winds 5 to 6 mph early in the
                    morning...becoming light, then becoming
                    southeast 5 to 6 mph late in the afternoon.
Dewpoint............33.
Eye level winds.....Northeast winds around 5 mph...becoming up to 5
                    mph early in the morning, then becoming light
                    in the late morning and early
                    afternoon...becoming southeast up to 5 mph late
                    in the afternoon.
Mixing height.......4200 ft AGL.
Transport winds.....Northeast 5 to 8 mph...becoming northwest early
                    in the afternoon, then becoming southwest 5
                    to 6 mph late in the afternoon...becoming south
                    around 6 mph late in the afternoon.
Smoke Dispersal....Fair (MAX...210).

TIME (EDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%)..........22  23  25  24  19  21  29  32  41  45  48
WEATHER COV......PTY PTY
WEATHER TYPE.....FST FST
TEMP.............37  40  42  47  51  54  57  59  61  61  62
RH...............81  73  69  57  51  45  41  37  35  35  36
EYE LVL WND DIR.NE  NE  NE  E   E   E   SE  SE  SE  SE  SE
EYE LVL WND SPD.5   5   4   2   2   2   2   4   4   5   5
EYE LVL WND GST.7   7   6   5   5   5   5   6   6   6   7
MIX HGT (KFT)....0.5 1.5 1.9 2.1 2.4 3.0 3.5 4.0 4.0 4.2 4.1
TRANSP WIND DIR..NE  NE  NE  NE  E   NE  NW  SW  SW  S   S
TRANSP WIND SPD..6   8   7   6   5   5   3   5   5   6   6
SMOKE DISPER......3   11  11  11  10  12  11  16  16  21  21

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    rain late in the evening. Chance of rain in the
                    late evening and overnight, then rain likely
                    overnight.
Min temperature.....Around 45.
Max humidity........77 percent.
Surface winds (mph).Southeast winds 6 to 9 mph.
Dewpoint............35.
Eye level winds.....Southeast winds 5 to 7 mph.
Mixing height.......900 ft AGL.
Transport winds.....Southeast 7 to 15 mph.
Smoke Dispersal....Poor (MIN...85).

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%)..........55     71     78     78     84     88
WEATHER COV......              CHANCE CHANCE LIKELY LIKELY
WEATHER TYPE.....NONE   NONE   RAIN   RAIN   RAIN   RAIN
TEMP.............60     56     50     49     48     48
RH...............39     47     60     62     61     61
EYE LVL WND DIR.SE     SE     SE     E      E      E
EYE LVL WND SPD.6      6      6      5      6      6
EYE LVL WND GST.8      10     10     10     11     12
MIX HGT (KFT)....3800   1100   1100   1000   1000   1100
TRANSP WIND DIR..SE     SE     SE     E      E      E
TRANSP WIND SPD..7      10     10     12     12     14
SMOKE DISPER......23     10     10     10     10     13

.THURSDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    thunderstorms in the morning. Rain through the
                    day. Chance of thunderstorms in the afternoon.
Max temperature.....Around 72.
Min humidity........58 percent.
Surface winds (mph).Southeast winds 9 to 12 mph...becoming
                    southwest 14 to 16 mph with gusts to around 28
                    mph late in the afternoon.
Dewpoint............38...increasing to 60.
Eye level winds.....East winds around 7 mph...becoming south 10 to
                    13 mph with gusts to around 22 mph in the
                    afternoon.
Mixing height.......3300 ft AGL.
Transport winds.....East 15 to 17 mph...becoming south 16 to 22 mph
                    late in the morning, then becoming southwest
                    26 to 31 mph late in the afternoon.
Smoke Dispersal....Excellent (MAX...844).

TIME (EDT)      6 AM      9 AM      NOON      3 PM
SKY (%)..........87        83        85        78
WEATHER COV......LIKELY    DEFNTE    DEFNTE    DEFNTE
WEATHER TYPE.....RAIN      RAIN      RAIN      RAIN
TEMP.............48        52        61        70
RH...............64        77        79        73
EYE LVL WND DIR.E         E         SE        S
EYE LVL WND SPD.7         7         8         11
EYE LVL WND GST.14        14        16        19
MIX HGT (KFT)....900       1000      1000      3100
MIXNG WIND......E 15      SE 17     S 16      SW 26
SMOKE DISPER......12        15        14        69

$$
Forecaster...Kacan
Requested by...Rachel Maranto
Type of request...PRESCRIBED
.TAG 2512318.0/DTX
.DELDT 04/30/25
.FormatterVersion 2.0.0
.EMAIL rmaranto@a2gov.org