Mon May 20 14:46:08 EDT 2024

Ziebach County-
Including Dupree and Glad Valley
1245 PM MDT Mon May 20 2024

.TONIGHT...
Sky/weather.........Cloudy. Chance of rain showers in the evening, 
                    then rain showers likely after midnight. 
Chc of wetting rain.40 percent. 
LAL.................1. 
Min temperature.....Around 47. 
Max humidity........93 percent. 
20-foot winds.......Southeast 5 to 10 mph shifting to the north 
                    after midnight. 
Haines Index........3 very low potential for large plume dominated 
                    fire growth. 
Transport winds.....Northeast 15 to 20 mph. 
Smoke dispersal.....Poor. 
Mixing height.......500 to 600 ft agl. 

.TUESDAY...
Sky/weather.........Mostly cloudy. Chance of rain showers in the 
                    morning, then slight chance of rain showers in 
                    the afternoon. 
Chc of wetting rain.30 percent. 
LAL.................1. 
Max temperature.....Around 63. 
Min humidity........42-48 percent. 
20-foot winds.......North 10 to 20 mph with gusts to around 30 mph. 
Haines Index........5 moderate potential for large plume dominated 
                    fire growth. 
Transport winds.....North 25 to 30 mph. 
Smoke dispersal.....Good increasing to excellent in the afternoon. 
Mixing height.......6000 to 7500 ft agl. 

.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in 
                    the evening. 
Chc of wetting rain.0 percent. 
LAL.................1. 
Min temperature.....Around 43. 
Max humidity........90 percent. 
20-foot winds.......Northwest 10 to 15 mph. 
                    Gusts to around 25 mph in the evening. 
Haines Index........4 low potential for large plume dominated fire 
                    growth. 
Transport winds.....Northwest 20 to 25 mph. 
Smoke dispersal.....Poor. 
Mixing height.......400 to 500 ft agl. 

.WEDNESDAY...
Sky/weather.........Sunny. Slight chance of rain showers in the 
                    morning. 
Chc of wetting rain.0 percent. 
LAL.................1. 
Max temperature.....Around 70. 
Min humidity........32 percent. 
20-foot winds.......Southwest 10 to 15 mph. 
Haines Index........6 high potential for large plume dominated fire 
                    growth. 
Transport winds.....Southwest 15 to 20 mph. 
Smoke dispersal.....Good increasing to very good in the afternoon. 
Mixing height.......7000 to 8800 ft agl. 


.FORECAST DAYS 3 THROUGH 7...
.THURSDAY...Breezy. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the mid
70s. South winds 15 to 25 mph. 
.FRIDAY...Cooler. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
lower 60s. Northwest winds around 20 mph. 
.SATURDAY...Warmer. Mostly clear. Lows in the lower 40s. Highs in
the mid 70s. Southeast winds 15 to 20 mph. 
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s. 
.MEMORIAL DAY...Partly cloudy. Chance of showers. Lows in the
upper 40s. Highs around 70.