662 
FNUS73 KMPX 250655
FWSMPX

Spot Forecast for Sleeping Bison...MN DNR
National Weather Service Twin Cities/Chanhassen MN
155 AM CDT Wed Apr 25 2018

Forecast is based on ignition time of 0700 CDT on April 25. 
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Good morning, here is the discussion for Sleeping Bison. 
The main challenge will be light and variable winds. We 
expect clear skies and RH to drop off to around 25 percent.
Forecast winds are to be southwest, but speeds will be so
light that there is low confidence in this direction. If 
you have any questions call us at 952-361-6671.

.TODAY...

Sky/weather.........Sunny. 
Temperature.........31 at ignition...Max 64. 
RH..................88 percent at ignition...Min 24 percent. 
Wind (20 ft)........Winds northwest at 2 mph at 
                    ignition...otherwise Light winds becoming 
                    southwest 5 to 8 mph in the late morning and 
                    afternoon. 
Mixing height.......300 ft AGL at ignition...otherwise 300-1900 ft 
                    AGL increasing to 5200 ft AGL. 
Transport winds.....Southwest 5 to 13 mph increasing to 15 to 16 
                    mph late in the afternoon. 
Mixing winds........Southwest 5 to 13 mph increasing to 15 to 16 
                    mph late in the afternoon. 
Smoke dispersal.....Poor /1000 knot-ft/ at ignition. Max...good 
                    /41500 knot-ft/ increasing to good to excellent 
                    (51900-72300 knot-ft) early in the afternoon. 
Haines Index........4 or low at ignition...max 4. 

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 
Temp............31  36  43  50  54  56  58  60  62  63  64  63  
RH..............88  75  57  42  35  32  29  27  25  24  24  26  
20 FT wind dir..NW  W   SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  
20 FT wind spd..2   2   3   4   5   5   6   6   6   7   7   8   
20 FT wind gust.        5   5                   10  10  10  15  
Mix hgt (kft)...0.3 1.1 1.9 2.7 3.5 4.4 5.2 5.2 5.2 5.2 5.2 5.2 
Transp wind dir.NW  NW  W   W   W   W   SW  SW  SW  SW  SW  SW  
Transp wind spd.5   5   6   6   6   7   8   9   12  13  15  16  
Mixing wind dir.NW  NW  W   W   W   W   SW  SW  SW  SW  SW  SW  
Mixing wind spd.5   5   6   6   6   7   8   9   12  13  15  16  
Haines index....4   4   4   4   4   4   4   4   4   4   4   4   
SDspl kt-ft/10001   4   10  14  18  26  36  42  52  57  67  72  

.TONIGHT...

Sky/weather.........Partly cloudy. 
Temperature.........Min 39. 
RH..................Max 85 percent. 
Wind (20 ft)........Southwest winds 5 to 7 mph shifting to the 
                    northwest 5 to 9 mph early in the morning. 
Mixing height.......3500-5200 ft AGL decreasing to 300 ft AGL. 
Transport winds.....West 10 to 18 mph shifting to the northwest 
                    around 21 mph early in the morning. 
Mixing winds........West 10 to 18 mph shifting to the northwest 
                    around 21 mph early in the morning. 
Smoke dispersal.....Fair to excellent (29800-72200 knot-ft) 
                    decreasing to poor to fair (2300-18900 knot-ft) 
                    in the late evening and overnight. 

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM   
Temp............61     52     45     42     40     39     
RH..............31     48     68     73     79     85     
20 ft wind......SW 7   S 6    S 6    S 5    SW 5   NW 6   
20 ft wind gust.10                                 10     
Mix hgt (ft)....5200   3500   1900   300    300    300    
Transport wind..SW 16  SW 15  S 12   S 10   SW 14  NW 18  
Mixing wind.....SW 16  SW 15  S 12   S 10   SW 14  NW 18  
Haines index....4      4      5      5      4      4      
SDspl kt-ft/100072     46     19     2      3      4      

.THURSDAY...

Sky/weather.........Partly sunny then becoming sunny. Slight chance 
                    of rain in the morning. Chance of rain 20 
                    percent. 
Temperature.........Max 57. 
RH..................Min 28 percent. 
Wind (20 ft)........North winds 11 to 16 mph with gusts to around 
                    30 mph. 
Mixing height.......300-2100 ft AGL increasing to 5800-5900 ft AGL. 
Transport winds.....Northwest 23 to 30 mph. 
Mixing winds........Northwest 23 to 30 mph. 
Smoke dispersal.....Poor to good (5000-49200 knot-ft) increasing to 
                    excellent (129200 knot-ft). 
Haines Index........3 to 4 or very low to or low. 

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM   
Temp............41     45     50     54     56     57     
RH..............79     70     52     38     31     28     
20 ft wind......N 11   N 15   N 16   N 16   N 16   N 14   
20 ft wind gust.25     30     30     30     30     25     
Mix hgt (ft)....300    2100   4000   5900   5900   5900   
Transport wind..N 23   N 26   N 29   N 30   N 30   N 28   
Mixing wind.....N 23   N 26   N 29   N 30   N 30   N 28   
Haines index....3      3      4      4      4      4      
SDspl kt-ft/10005      49     101    154    153    141    

$$
Forecaster...BEITLICH
Requested by...Louise
Type of request...PRESCRIBED
.TAG 1807673.0/MPX
.EMAIL louise.spiczka@state.mn.us