715  
FNUS73 KAPX 240920  
FWSAPX  
 
SPOT FORECAST FOR LITTLE BLUE STEM RX...USFS  
NATIONAL WEATHER SERVICE GAYLORD MI  
520 AM EDT WED JUN 24 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON JUNE 24.  
IF CONDITIONS BECOME UNREPRESENTATIVE... CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (989)732-9306, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
DRY CONDITIONS PREVAIL TO START THE DAY TODAY.  
CLOUDY SKIES ARE EXPECTED, BUT AMPLE DRY AIR IN THE LOW LEVELS OF  
THE ATMOSPHERE WILL ALLOWS FOR RHS TO DIP INTO THE LOW 50S,  
PERHAPS EVEN UPPER 40S EARLY IN THE AFTERNOON. EVENTUALLY,  
ANTICIPATING SHOWERS AND STORMS TO MATERIALIZE AT THE BURN SITE  
LATER TODAY, AND ESPECIALLY IN THE EVENING. COUPLED WITH  
INCREASING MOISTURE, THIS SHOULD LEAD TO A RISE IN RHS THROUGH THE  
AFTERNOON. WINDS OF 5 TO 10MPH OUT OF THE S TO SSW MAY GUST AS  
HIGH AS 15 TO 20MPH AT TIMES, BUT OVERALL ANTICIPATED TO REMAIN ON  
THE LIGHTER SIDE. WINDS MAY SHIFT IN THE EVENT A LAKE BREEZE CAN  
PENETRATE FAR ENOUGH INLAND, WHICH WOULD BE A SHIFT TO MORE  
EASTERLY FLOW. ANY SHOWER OR THUNDER DEVELOPMENT MAY ALSO LEAD TO  
ERRATIC WIND PATTERNS, BUT THIS WILL LIKELY REMAIN SUPPRESSED  
UNTIL LATER IN THE AFTERNOON. MIXING HEIGHTS WILL RISE QUICKLY  
THROUGH THE MORNING INTO THE AFTERNOON, PEAKING AT ROUGHLY 4.5 TO  
5KFT BEFORE LOWERING LATER IN THE AFTERNOON WITH THE INFLUENCE OF  
HIGHER MOISTURE AND SHOWER / STORM POTENTIAL... THEN TRENDING  
QUITE POOR OVERNIGHT (2KFT OR LESS, MORE LIKELY BELOW 1KFT). RAIN  
AND THUNDER BECOMES MUCH MORE PREVALENT TONIGHT AT THE BURN SITE,  
CARRYING THROUGH THURSDAY. NOT ANTICIPATING A COMPLETE WASHOUT AS  
DRIER CONDITION MAY PERSIST SOME THURSDAY MORNING BEFORE MORE  
SHOWERS AND THUNDERSTORMS BUILD IN THE AFTERNOON. AS SUCH, FIRE  
GROWTH CONDITIONS WILL BE QUITE POOR STARTING TONIGHT THROUGH  
THURSDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF  
SHOWERS LATE IN THE AFTERNOON. SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON.  
CHANCE OF THUNDER...22 PERCENT.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........51 PERCENT.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH LATE  
IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 15 MPH.  
MIXING HEIGHT.......1100-2600 FT AGL INCREASING TO 3600-4900 FT AGL  
LATE IN THE MORNING, THEN DECREASING TO  
2700-2900 FT AGL LATE IN THE AFTERNOON.  
VENTILATION INDEX...POOR TO GOOD (74.0-535.0).  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........80 74 76 83 87 89 86 90 84  
WEATHER COV..... CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ SCH  
CHC OF THDR (%).0 0 10 10 10 10 10 10 20  
TEMP............64 67 69 70 71 70 68 66 65  
RH..............63 56 53 51 52 55 61 65 68  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..6 6 6 8 8 8 8 8 8  
20 FT WIND GUST.10 10 10 13 13 13 14 14 14  
MIX HGT (KFT)...1.1 2.6 3.6 4.4 4.9 4.1 3.6 2.9 2.7  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.8 10 13 13 13 14 15 15 14  
VRATE KT-FT.....74 235 393 479 535 493 473 378 319  
VENTRATE CAT....PR FR GD GD GD GD GD GD GD  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY IN  
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH THE NIGHT. CHANCE OF RAIN SHOWERS  
OVERNIGHT.  
CHANCE OF THUNDER...24 PERCENT.  
MIN TEMPERATURE.....AROUND 55.  
MAX HUMIDITY........97 PERCENT.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
TRANSPORT WINDS.....SOUTH 6 TO 13 MPH.  
MIXING HEIGHT.......400-1900 FT AGL.  
VENTILATION INDEX...POOR TO FAIR (23.0-213.0).  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........86 89 93 90 80 95 98 98 98 96 95 84  
WEATHER COV.....CHC CHC LKY LKY LKY CHC CHC CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH  
CHC OF THDR (%).20 20 20 20 20 20 20 20 20 20 20 10  
TEMP............64 64 63 62 60 59 58 58 58 57 57 57  
RH..............73 74 75 82 87 90 93 97 96 95 93 92  
20 FT WIND DIR..S S S SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..7 7 7 5 5 5 3 3 3 2 2 2  
20 FT WIND GUST.13 13 13 10 10 10 9 9 9 7 7 7  
MIX HGT (KFT)...1.9 1.6 1.0 0.6 0.5 0.5 0.4 0.4 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.13 12 9 8 8 8 8 7 7 7 6 6  
VRATE KT-FT.....213 162 83 39 33 33 31 27 30 30 25 23  
VENTRATE CAT....FR FR PR PR PR PR PR PR PR PR PR PR  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) THEN BECOMING  
MOSTLY SUNNY (40-50 PERCENT). CHANCE OF RAIN  
SHOWERS IN THE MORNING. RAIN SHOWERS LIKELY  
LATE IN THE MORNING. CHANCE OF THUNDERSTORMS  
LATE IN THE AFTERNOON.  
CHANCE OF THUNDER...32 PERCENT.  
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........75 PERCENT.  
20-FOOT WINDS.......LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE MORNING. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH 6 TO 7 MPH SHIFTING TO THE WEST 7 TO 9  
MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......400-2300 FT AGL.  
VENTILATION INDEX...POOR TO FAIR (22.0-178.0).  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........94 94 90 73 72 78 81 67 77 64 48 43  
WEATHER COV.....CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH CHC CHC CHC SCH  
CHC OF THDR (%).10 10 10 10 10 20 20 20 30 30 30 20  
TEMP............58 59 60 61 62 63 65 67 68 68 68 67  
RH..............83 90 90 93 93 89 87 82 78 77 78 75  
20 FT WIND DIR..S S S N N N N N N N N N  
20 FT WIND SPD..2 2 2 5 5 5 6 6 6 6 6 6  
20 FT WIND GUST.6 6 6 7 7 7 9 9 9 9 9 9  
MIX HGT (KFT)...0.4 0.5 0.7 1.0 1.5 2.0 2.3 2.2 2.2 2.1 2.1 2.2  
TRANSP WIND DIR.S S SW S S SW SW SW W W NW W  
TRANSP WIND SPD.6 6 6 7 6 7 6 7 7 9 8 9  
VRATE KT-FT.....22 23 33 62 76 117 113 134 130 166 150 178  
VENTRATE CAT....PR PR PR PR PR PR PR FR FR FR FR FR  
 

 
FORECASTER...HAD  
REQUESTED BY...TRAVIS WILTSE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2616105.0/APX  
.DELDT 06/24/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRAVIS.A.WILTSE@USDA.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page Main Text Page