856  
FNUS53 KABR 191129  
FWFABR  
 
FIRE WEATHER FORECAST FOR CENTRAL/NE SOUTH DAKOTA WC MN  
NATIONAL WEATHER SERVICE ABERDEEN SD  
629 AM CDT TUE SEP 19 2017  
   
DISCUSSION
 
 
SOUTHERLY WINDS WILL STRENGTHEN LATE THIS MORNING INTO THIS  
AFTERNOON, WITH GUSTS OF 30 MPH BECOMING COMMON EAST OF THE MISSOURI  
RIVER. A FEW GUSTS TO 40 MPH WILL ALSO BE POSSIBLE. THIS WILL BE  
AHEAD OF A COLD FRONT MOVE EAST ACROSS THE AREA TODAY. EXPECT AN  
ABRUPT WIND SHIFT FROM THE SOUTH TO THE NORTHWEST BEHIND THIS FRONT.  
THUNDERSTORMS WILL DEVELOP BY LATE AFTERNOON, WITH STRONG AND  
ERRATIC WIND GUSTS AS WELL. RELATIVE HUMIDITY VALUES WILL BOTTOM OUT  
BETWEEN 20 TO 30 PERCENT WEST OF THE MISSOURI RIVER TO 50 TO 60  
PERCENT EAST OF THE JAMES RIVER VALLEY.  
 
A COOLER BUT VERY DRY AIRMASS WILL WORK INTO THE AREA WEDNESDAY.  
AFTERNOON RELATIVE HUMIDITY WILL FALL INTO THE 20 TO 30 PERCENT  
RANGE, WITH SOUTH CENTRAL SOUTH DAKOTA RELATIVE HUMIDITY VALUES IN  
THE TEENS. THIS DRY AIR WILL BE ACCOMPANIED BY WEST WINDS OF 10 TO  
20 MPH.  
 
SDZ267-192100-  
LOWER BAD RIVER-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT CLOUD). A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
MAX TEMPERATURE.....84-89.  
MIN HUMIDITY........29-34 PERCENT.  
20-FOOT WINDS.......SOUTH WINDS 10 TO 20 MPH, BECOMING SOUTHWEST IN  
THE AFTERNOON. GUSTS UP TO 30 MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 9700 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH 26 TO 31 MPH.  
SMOKE DISPERSAL.....AROUND 227000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1 UNTIL 1400, THEN 2 UNTIL 1700, THEN 3.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (25-35 PERCENT CLOUD). A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.  
MIN TEMPERATURE.....46-51.  
MAX HUMIDITY........86-91 PERCENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH.  
HAINES INDEX........4 OR LOW.  
LAL.................3 UNTIL 2300, THEN 2 UNTIL 2400, THEN 1.  
CWR.................10 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT CLOUD).  
MAX TEMPERATURE.....72-77.  
MIN HUMIDITY........20-25 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 8100 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHWEST 17 TO 25 MPH.  
SMOKE DISPERSAL.....AROUND 179000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER  
80S. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID  
70S. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
40S. HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH.    
SUNDAY
 
SHOWERS LIKELY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER  
50S. NORTH WINDS 10 TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 20 MPH.  
 

 
 
SDZ268-192100-  
UPPER CHEYENNE-  
529 AM MDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD). A CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....76-81.  
MIN HUMIDITY........36-41 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTH WINDS 15 TO 25 MPH, BECOMING WEST  
10 TO 20 MPH IN THE AFTERNOON. GUSTS UP TO 35  
MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 6400 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH AROUND 35 MPH, BECOMING SOUTHWEST AROUND  
26 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....AROUND 177000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1 UNTIL 1300, THEN 2 UNTIL 1500, THEN 3.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (30-40 PERCENT CLOUD). A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.  
MIN TEMPERATURE.....43-48.  
MAX HUMIDITY........93-98 PERCENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH.  
HAINES INDEX........4 OR LOW.  
LAL.................3 UNTIL 2200, THEN 2 UNTIL 2300, THEN 1.  
CWR.................40 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT CLOUD).  
MAX TEMPERATURE.....68-73.  
MIN HUMIDITY........24-29 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 25  
MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 9500 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.  
SMOKE DISPERSAL.....AROUND 207000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. HIGHS IN THE UPPER 60S. NORTH WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID  
40S. HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 40S.  
HIGHS IN THE MID 50S. NORTH WINDS 10 TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 20 MPH.  
 

 
 
SDZ269-192100-  
UPPER MISSOURI COTEAU-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD). PATCHY FOG  
IN THE MORNING. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....78-83.  
MIN HUMIDITY........46-51 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTH WINDS 15 TO 25 MPH. GUSTS UP TO  
35 MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 7900 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH 33 TO 38 MPH.  
SMOKE DISPERSAL.....AROUND 224000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1 UNTIL 1400, THEN 2 UNTIL 1500, THEN 3.  
CWR.................10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (30-40 PERCENT CLOUD). A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.  
MIN TEMPERATURE.....45-50.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH.  
HAINES INDEX........4 OR LOW.  
LAL.................4 UNTIL 2300, THEN 3 UNTIL 2400, THEN 1.  
CWR.................30 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT CLOUD).  
MAX TEMPERATURE.....68-73.  
MIN HUMIDITY........28-33 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 25  
MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 9200 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHWEST 18 TO 24 MPH.  
SMOKE DISPERSAL.....AROUND 205000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER  
70S. NORTHEAST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
UPPER 40S. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 40S.  
HIGHS IN THE UPPER 50S. NORTH WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO 15 MPH.  
 

 
 
SDZ270-192100-  
MISSOURI COTEAU-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT CLOUD). PATCHY FOG  
IN THE MORNING. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....82-87.  
MIN HUMIDITY........41-46 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTH WINDS 15 TO 25 MPH. GUSTS UP TO  
35 MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 7900 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH 30 TO 35 MPH.  
SMOKE DISPERSAL.....AROUND 236000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1 UNTIL 1400, THEN 2 UNTIL 1600, THEN 3 UNTIL  
1700, THEN 2 UNTIL 1800, THEN 3.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (25-35 PERCENT CLOUD). A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.  
MIN TEMPERATURE.....45-50.  
MAX HUMIDITY........94-99 PERCENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH.  
HAINES INDEX........4 OR LOW.  
LAL.................3 UNTIL 2400, THEN 2 UNTIL 0500, THEN 1.  
CWR.................20 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT CLOUD).  
MAX TEMPERATURE.....71-76.  
MIN HUMIDITY........24-29 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH.  
HAINES INDEX........6 OR HIGH.  
MIXING HEIGHT.......AROUND 8100 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHWEST 17 TO 22 MPH.  
SMOKE DISPERSAL.....AROUND 158000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER  
80S. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH  
WINDS 10 TO 15 MPH.    
SUNDAY
 
SHOWERS LIKELY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER  
50S. NORTH WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
SDZ271-192100-  
UPPER JAMES RIVER-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD). PATCHY FOG  
IN THE MORNING. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....79-84.  
MIN HUMIDITY........55-60 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTHEAST WINDS 15 TO 25 MPH. GUSTS UP  
TO 35 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 4400 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH 31 TO 37 MPH.  
SMOKE DISPERSAL.....AROUND 140000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1 UNTIL 1400, THEN 2 UNTIL 1500, THEN 3 UNTIL  
1800, THEN 4.  
CWR.................30 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (35-45 PERCENT CLOUD). A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING. SOME THUNDERSTORMS MAY BE SEVERE.  
MIN TEMPERATURE.....48-53.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN  
THE EVENING.  
HAINES INDEX........4 OR LOW.  
LAL.................4 UNTIL 2300, THEN 3 UNTIL 0100, THEN 1.  
CWR.................60 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT CLOUD).  
MAX TEMPERATURE.....70-75.  
MIN HUMIDITY........31-36 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH.  
HAINES INDEX........5 OR MODERATE.  
MIXING HEIGHT.......AROUND 8500 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHWEST 17 TO 22 MPH.  
SMOKE DISPERSAL.....AROUND 163000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 80.  
SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER  
70S. EAST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH  
WINDS 5 TO 15 MPH.    
SUNDAY
 
SHOWERS LIKELY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER  
50S. NORTH WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
SDZ272-192100-  
PRAIRIE COTEAU-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING PARTLY SUNNY (50-60 PERCENT CLOUD).  
AREAS OF FOG IN THE MORNING. A CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....77-82.  
MIN HUMIDITY........61-66 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTHEAST WINDS 15 TO 25 MPH. GUSTS UP  
TO 40 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 3900 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTH 32 TO 38 MPH.  
SMOKE DISPERSAL.....AROUND 128000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1 UNTIL 1700, THEN 3 UNTIL 1800, THEN 4.  
CWR.................10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (40-50 PERCENT CLOUD).  
SHOWERS AND THUNDERSTORMS LIKELY IN THE  
EVENING. SOME THUNDERSTORMS MAY BE SEVERE.  
MIN TEMPERATURE.....51-56.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTH WINDS 15 TO 25 MPH, BECOMING WEST  
5 TO 15 MPH AFTER MIDNIGHT.  
HAINES INDEX........4 OR LOW.  
LAL.................5 UNTIL 2300, THEN 4 UNTIL 2400, THEN 3 UNTIL  
0100, THEN 1.  
CWR.................70 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT CLOUD).  
MAX TEMPERATURE.....68-73.  
MIN HUMIDITY........37-42 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 15 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 7700 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....WEST 19 TO 24 MPH.  
SMOKE DISPERSAL.....AROUND 139000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTH WINDS 10 TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTHEAST WINDS  
10 TO 20 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTH  
WINDS 5 TO 15 MPH.    
SUNDAY
 
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60. NORTHEAST  
WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
SDZ273-192100-  
RED RIVER VALLEY-  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT CLOUD), THEN BECOMING  
PARTLY SUNNY (55-65 PERCENT CLOUD). PATCHY FOG  
IN THE MORNING. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. SOME  
THUNDERSTORMS MAY BE SEVERE.  
MAX TEMPERATURE.....77-82.  
MIN HUMIDITY........61-66 PERCENT.  
20-FOOT WINDS.......WINDY. SOUTHEAST WINDS 20 TO 30 MPH. GUSTS UP  
TO 40 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 4300 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHEAST 29 TO 38 MPH.  
SMOKE DISPERSAL.....AROUND 144000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1 UNTIL 1700, THEN 3 UNTIL 1800, THEN 4.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (40-50 PERCENT CLOUD).  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY BE SEVERE IN  
THE EVENING.  
MIN TEMPERATURE.....53-58.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTH WINDS 15 TO 25 MPH, BECOMING WEST  
5 TO 15 MPH AFTER MIDNIGHT.  
HAINES INDEX........4 OR LOW.  
LAL.................5 UNTIL 2300, THEN 4 UNTIL 0100, THEN 3 UNTIL  
0300, THEN 2 UNTIL 0400, THEN 1.  
CWR.................80 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT CLOUD).  
MAX TEMPERATURE.....69-74.  
MIN HUMIDITY........36-41 PERCENT.  
20-FOOT WINDS.......WEST WINDS 5 TO 15 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 8100 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....WEST 19 TO 24 MPH.  
SMOKE DISPERSAL.....AROUND 148000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTH WINDS 10 TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTHEAST  
WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHWEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
SHOWERS LIKELY. LOWS IN THE UPPER 40S. HIGHS AROUND 60.  
NORTH WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
MNZ039-192100-  
TRAVERSE-  
INCLUDING THE CITY OF WHEATON  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING PARTLY SUNNY (55-65 PERCENT CLOUD).  
PATCHY FOG IN THE MORNING. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....76-81.  
MIN HUMIDITY........62-67 PERCENT.  
20-FOOT WINDS.......WINDY. SOUTHEAST WINDS 20 TO 30 MPH. GUSTS UP  
TO 40 MPH IN THE AFTERNOON.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 4400 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHEAST 32 TO 39 MPH.  
SMOKE DISPERSAL.....AROUND 155000 OR EXCELLENT (AVE 12-6 PM).  
LAL.................1 UNTIL 1700, THEN 2 UNTIL 1800, THEN 3.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (40-50 PERCENT CLOUD).  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY BE SEVERE IN  
THE EVENING.  
MIN TEMPERATURE.....53-58.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTHEAST WINDS 15 TO 25 MPH, BECOMING  
WEST 5 TO 10 MPH AFTER MIDNIGHT. GUSTS UP TO 35  
MPH IN THE EVENING.  
HAINES INDEX........4 OR LOW.  
LAL.................4 UNTIL 2100, THEN 5 UNTIL 2300, THEN 4 UNTIL  
0100, THEN 3 UNTIL 0300, THEN 2 UNTIL 0400,  
THEN 1.  
CWR.................80 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT CLOUD).  
MAX TEMPERATURE.....69-74.  
MIN HUMIDITY........37-42 PERCENT.  
20-FOOT WINDS.......WEST WINDS 5 TO 15 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 7800 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....WEST 19 TO 24 MPH.  
SMOKE DISPERSAL.....AROUND 134000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTHEAST WINDS 10 TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTHEAST WINDS  
5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S.  
WEST WINDS 5 TO 10 MPH.    
SUNDAY
 
SHOWERS LIKELY. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER  
60S. NORTH WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
MNZ046-192100-  
BIG STONE-  
INCLUDING THE CITY OF ORTONVILLE  
629 AM CDT TUE SEP 19 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD), THEN  
BECOMING MOSTLY SUNNY (45-55 PERCENT CLOUD),  
THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT  
CLOUD). PATCHY FOG IN THE MORNING.  
MAX TEMPERATURE.....76-81.  
MIN HUMIDITY........63-68 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTHEAST WINDS 10 TO 20 MPH,  
INCREASING TO 20 TO 25 MPH IN THE AFTERNOON.  
GUSTS UP TO 35 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 4400 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....SOUTHEAST 29 TO 37 MPH.  
SMOKE DISPERSAL.....AROUND 149000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD), THEN  
BECOMING PARTLY CLOUDY (40-50 PERCENT CLOUD).  
SHOWERS AND THUNDERSTORMS LIKELY IN THE  
EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. SOME  
THUNDERSTORMS MAY BE SEVERE IN THE EVENING.  
MIN TEMPERATURE.....54-59.  
MAX HUMIDITY........94-99 PERCENT.  
20-FOOT WINDS.......BREEZY. SOUTHEAST WINDS 15 TO 25 MPH, BECOMING  
WEST 5 TO 10 MPH AFTER MIDNIGHT.  
HAINES INDEX........4 OR LOW.  
LAL.................3 UNTIL 2000, THEN 4 UNTIL 2200, THEN 5 UNTIL  
2300, THEN 4 UNTIL 0100, THEN 3 UNTIL 0300,  
THEN 2 UNTIL 0400, THEN 1.  
CWR.................70 PERCENT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT CLOUD).  
MAX TEMPERATURE.....69-74.  
MIN HUMIDITY........36-41 PERCENT.  
20-FOOT WINDS.......WEST WINDS 5 TO 15 MPH.  
HAINES INDEX........4 OR LOW.  
MIXING HEIGHT.......AROUND 7600 FT AGL (AFTERNOON MAX).  
TRANSPORT WINDS.....WEST 19 TO 24 MPH.  
SMOKE DISPERSAL.....AROUND 120000 OR VERY GOOD (AVE 12-6 PM).  
LAL.................1.  
CWR.................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
70S. SOUTHEAST WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.  
SOUTHEAST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 60S. WEST  
WINDS 5 TO 10 MPH.    
SUNDAY
 
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.  
NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
 

 
 
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