Mon May 20 14:58:33 EDT 2024

Leelanau...Benzie...Grand Traverse and Kalkaska
Counties...including the Sleeping Bear Dunes NL-
258 PM EDT Mon May 20 2024

.TONIGHT...
Sky/Weather.........Mostly cloudy (80-90 percent). Widespread rain 
                    showers and isolated thunderstorms. 
Min Temperature.....54-59. 
   24 HR Trend......6 degrees warmer...except 1 degree warmer near 
                    the coast. 
Max Humidity........95-100 percent. 
   24 HR Trend......29 percent wetter...except 20 percent wetter 
                    along the coast. 
20-Foot Winds.......West winds around 5 mph with occasional gusts 
                    up to 16 mph. 
Haines Index........2 or very low potential for large plume 
                    dominated fire growth. 
Vent Rate...........Poor (39). 
Mixing Height.......500 ft agl. 
Transport Winds.....Southwest around 9 mph shifting to the north 
                    after midnight. 
Pcpn Amount......... 0.15- 0.60 in. 

.TUESDAY...
Sky/Weather.........Partly sunny (65-75 percent). Isolated showers 
                    and thunderstorms after 1200. 
Max Temperature.....75-80...except 57-62 near the coast. 
   24 HR Trend......1 degree warmer. 
Min Humidity........52-57 percent. 
   24 HR Trend......25 percent wetter...except 16 percent wetter 
                    along the coast. 
20-Foot Winds.......Northwest winds around 5 mph shifting to the 
                    southwest in the afternoon. 
Haines Index........4 or low potential for large plume dominated 
                    fire growth. 
Vent Rate...........Good (300). 
Mixing Height.......3300 ft agl. 
Transport Winds.....Northwest around 6 mph shifting to the south in 
                    the afternoon. 
Pcpn Amount.........None to 0.10 in . 

.TUESDAY NIGHT...
Sky/Weather.........Partly cloudy (40-50 percent) until 2400, then 
                    mostly cloudy (55-65 percent). Chance of rain 
                    showers until 2400, then rain showers likely 
                    and chance of thunderstorms. 
Min Temperature.....57-62. 
   24 HR Trend......3 degrees warmer. 
Max Humidity........91-96 percent. 
   24 HR Trend......7 percent drier...except 2 percent drier along 
                    the coast. 
20-Foot Winds.......Southeast winds around 5 mph in the evening 
                    becoming light. Gusts up to 30 mph. 
Haines Index........3 or very low potential for large plume 
                    dominated fire growth. 
Vent Rate...........Poor (102). 
Mixing Height.......800 ft agl. 
Transport Winds.....South 15 to 21 mph. 
Pcpn Amount......... 0.11- 0.25 in. 

.WEDNESDAY...
Sky/Weather.........Mostly sunny (35-45 percent). Rain showers 
                    likely until 1200. 
Max Temperature.....70-75...except around 60 near the coast. 
   24 HR Trend......5 degrees cooler. 
Min Humidity........41-46 percent. 
   24 HR Trend......4 percent drier. 
20-Foot Winds.......Light winds. 
Haines Index........4 or low potential for large plume dominated 
                    fire growth. 
Vent Rate...........Excellent (1077). 
Mixing Height.......3900 ft agl. 
Transport Winds.....Southwest 24 to 30 mph. 
Pcpn Amount.........None to 0.06 in .