South Dakota Fire Weather Zone 256

.DISCUSSION...
HOT AND HUMID CONDITIONS ARE EXPECTED TODAY...WITH SOUTHEAST TO SOUTH WINDS BECOMING BREEZY AND SOMEWHAT GUSTY THIS AFTERNOON... ESPECIALLY ALONG AND EAST OF THE JAMES RIVER VALLEY. A COOL FRONT WILL DROP THROUGH THE REGION TONIGHT...BRINGING A RETURN TO MORE SEASONABLE TEMPERATURES FROM MIDWEEK INTO NEXT WEEKEND. THUNDERSTORM CHANCES WILL LARGELY REMAIN NORTH OF THE AREA TODAY AND TONIGHT... WITH DRY CONDITIONS EXPECTED THROUGH MIDWEEK. A SOMEWHAT MORE UNSETTLED PATTERN WITH BRING A CHANCE OF STORMS TO THE REGION THURSDAY AND FRIDAY. MIDDLE JAMES RIVER VALLEY- 535 AM CDT MON JUL 21 2014 ...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING... .TODAY... SKY/WEATHER.........PARTLY CLOUDY. MAX TEMPERATURE.....93-98. MIN HUMIDITY........45-50 PERCENT. 20-FOOT WINDS.......SOUTHEAST WINDS 11 TO 16 MPH WITH GUSTS TO AROUND 26 MPH. HAINES INDEX........6 OR HIGH. HOURS OF SUN........9 HOURS. PRECIPITATION.......NONE. MIXING HEIGHT.......AROUND 1700 FT AGL (AVE 12-6 PM). TRANSPORT WINDS.....SOUTHEAST AROUND 19 MPH (AVE 12-6 PM). SMOKE DISPERSAL.....AROUND 28000 OR FAIR (AVE 12-6 PM). MAX GFDI INDEX......LOW. REF EVAPO TRANSP....0.27 TO 0.38 INCHES (20 INCH PLANT CANOPY). .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....67-72. MAX HUMIDITY........88-93 PERCENT. 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT. PRECIPITATION.......NONE. .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....84-89. MIN HUMIDITY........45-50 PERCENT. 20-FOOT WINDS.......NORTH WINDS 8 TO 13 MPH. HAINES INDEX........4 OR LOW. HOURS OF SUN........12 HOURS. PRECIPITATION.......NONE. MIXING HEIGHT.......AROUND 4100 FT AGL (AVE 12-6 PM). TRANSPORT WINDS.....NORTH AROUND 17 MPH (AVE 12-6 PM). SMOKE DISPERSAL.....AROUND 58000 OR GOOD (AVE 12-6 PM). MAX GFDI INDEX......LOW. REF EVAPO TRANSP....0.26 TO 0.34 INCHES (20 INCH PLANT CANOPY). .FORECAST DAYS 3 THROUGH 7... .TUESDAY NIGHT...PARTLY CLOUDY. LOWS 60 TO 65. NORTHEAST WINDS 7 TO 12 MPH. .WEDNESDAY...PARTLY CLOUDY. HIGHS 80 TO 85. EAST WINDS 7 TO 12 MPH. .WEDNESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS 60 TO 65. SOUTHEAST WINDS 7 TO 12 MPH. CHANCE OF PRECIPITATION 20 PERCENT. .THURSDAY...PARTLY SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS 80 TO 85. SOUTHEAST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 28 MPH. CHANCE OF PRECIPITATION 40 PERCENT. .THURSDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS 65 TO 70. SOUTHEAST WINDS 11 TO 16 MPH WITH GUSTS TO AROUND 26 MPH. CHANCE OF PRECIPITATION 40 PERCENT. .FRIDAY...PARTLY SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS 85 TO 90. EAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 23 MPH. CHANCE OF PRECIPITATION 40 PERCENT. .FRIDAY NIGHT...MOSTLY CLEAR. LOWS 60 TO 65. NORTH WINDS 5 TO 9 MPH. .SATURDAY...PARTLY CLOUDY. HIGHS 85 TO 90. NORTHWEST WINDS 5 TO 7 MPH. .SATURDAY NIGHT...PARTLY CLOUDY. LOWS 60 TO 65. WEST WINDS 5 TO 6 MPH. .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS 80 TO 85. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 23 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
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