543  
FOUS55 KBYZ 202202  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
402 PM MDT WED OCT 20 2021  
 
MTZ235-211100-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
402 PM MDT WED OCT 20 2021  
 
DATE 10/20/21 THU 10/21/21 FRI 10/22/21 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 40 68 40 71 45  
TEMP 53 45 41 43 41 42 57 65 62 53 47 43 41 42 61 71 66 55 51 49 46  
DEWPT 35 32 31 33 31 33 35 34 34 33 32 30 30 32 37 37 38 35 33 32 32  
RH 50 60 67 67 67 70 43 31 35 46 56 60 65 67 41 29 36 47 50 52 58  
WIND DIR E NW W SW SW SW SW SW SW W SW SW SW SW S S SE S SW SW W  
WIND SPD 5 5 9 10 10 10 9 9 6 8 8 8 9 10 8 8 6 8 8 10 10  
CLOUDS B2 SC SC SC B1 B1 FW FW FW FW FW FW FW FW FW FW B1 B2 B2 B2 B2  
POP 12HR 0 5 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21 WED 10/27/21  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 61 39 60 40 67 44 60 41 60  
TEMP 55 57 45 40 54 57 44 40 58 63 52 46 54 56 45 42 55 54  
DEWPT 33 30 30 30 31 28 28 26 33 34 32 31 30 25 24 24 28 25  
PWIND DIR W SW SW S S SW W W W  
WIND CHAR GN LT GN LT GN GN BZ BZ BZ  
AVG CLOUDS B2 B1 B1 B1 SC SC SC SC B1 B1 B2 B1 B1 SC B1 SC SC SC  
POP 12HR 10 20 10 5 10 40 20 20 20  
RAIN S S C C S S S S  
 

 
MTZ065-211100-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
402 PM MDT WED OCT 20 2021  
 
DATE 10/20/21 THU 10/21/21 FRI 10/22/21 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 38 66 37 70 38  
TEMP 55 48 44 40 40 42 56 64 60 48 43 38 37 41 61 70 62 52 49 42 38  
DEWPT 32 32 32 32 32 34 33 32 34 31 30 29 29 31 35 35 34 32 33 31 29  
RH 41 54 62 73 73 73 42 30 37 51 60 70 72 67 38 27 35 46 54 65 70  
WIND DIR S SW W W W W W W W W SW W W SW SW S S S SW SW SW  
WIND SPD 12 11 11 10 10 11 17 18 11 10 11 11 11 12 14 14 11 10 11 12 12  
CLOUDS SC FW SC B1 B2 SC FW FW FW SC FW FW FW FW FW SC B1 B2 B1 B1 B1  
POP 12HR 5 5 0 0 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C  
 
DATE 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21 WED 10/27/21  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 57 34 56 37 64 37 54 35 53  
TEMP 51 52 39 34 51 52 39 37 57 59 47 37 50 50 38 35 50 49  
DEWPT 31 31 28 28 31 29 26 28 35 33 34 30 29 27 25 26 30 28  
PWIND DIR SW SW SW SW S SW W SW SW  
WIND CHAR BZ GN GN GN BZ BZ WY BZ BZ  
AVG CLOUDS B2 B1 B1 B1 B1 B1 SC B1 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1  
POP 12HR 30 30 20 20 40 60 40 30 30  
RAIN C S C C S S S S C L C C C C C C C  
 

 
MTZ032-211100-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
402 PM MDT WED OCT 20 2021  
 
DATE 10/20/21 THU 10/21/21 FRI 10/22/21 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 31 63 34 67 39  
TEMP 46 40 36 33 32 35 52 60 58 48 43 38 34 38 56 67 62 51 48 44 40  
DEWPT 28 29 29 30 31 32 37 36 38 37 35 33 30 33 39 40 41 39 41 39 36  
RH 49 64 75 89 96 89 56 41 47 65 73 82 85 82 53 37 46 63 77 82 85  
WIND DIR E E E SE SE SW W W E E S S S S SE SE E SE SE SE SE  
WIND SPD 5 5 5 4 3 3 6 6 3 3 3 3 2 2 4 9 8 10 11 10 9  
CLOUDS B1 B2 FW FW SC B1 B2 FW SC SC FW FW FW FW FW FW FW B1 B1 B2 B2  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS PF  
 
DATE 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21 WED 10/27/21  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 59 37 59 37 65 43 59 37 59  
TEMP 52 54 42 37 52 54 42 37 56 61 51 44 54 54 42 37 55 55  
DEWPT 37 35 36 35 39 35 35 33 37 40 37 35 34 30 28 26 31 29  
PWIND DIR S E SW SE SE S W W W  
WIND CHAR LT LT LT LT GN GN GN GN BZ  
AVG CLOUDS B1 B1 B2 B1 B1 SC SC SC B1 SC B2 B1 B1 B1 B1 SC SC SC  
POP 12HR 10 20 10 5 5 20 20 5 10  
RAIN S S S S  
 

 
MTZ033-211100-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
402 PM MDT WED OCT 20 2021  
 
DATE 10/20/21 THU 10/21/21 FRI 10/22/21 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 27 58 33 64 35  
TEMP 39 30 29 28 27 36 53 57 52 40 37 35 33 42 58 64 56 45 40 37 35  
DEWPT 24 23 23 24 24 30 37 36 37 34 31 29 29 35 38 39 38 37 35 33 31  
RH 54 75 78 85 88 79 54 45 56 79 79 78 85 76 47 40 51 73 82 85 85  
WIND DIR E SE SE SE SE S SW W W S S S S S SE SE SE SE SE SE SE  
WIND SPD 5 5 6 5 5 5 9 10 3 3 3 2 2 3 8 10 10 13 14 14 13  
WIND GUST 25 26  
CLOUDS SC B2 B1 FW FW FW B1 B2 FW FW SC SC FW FW FW FW FW SC B1 B2 B2  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21 WED 10/27/21  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 56 35 55 36 61 43 58 37 58  
TEMP 50 51 40 35 51 50 39 37 56 56 45 43 55 52 41 37 56 53  
DEWPT 35 37 36 34 38 37 35 35 40 38 34 30 35 31 27 25 31 29  
PWIND DIR SE SE SW SE SE SE W W W  
WIND CHAR GN LT LT GN BZ BZ BZ BZ BZ  
AVG CLOUDS B2 B1 B2 B2 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC  
POP 12HR 5 10 20 5 5 10 20 5 5  
RAIN S S  
 

 
WYZ199-211100-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
402 PM MDT WED OCT 20 2021  
 
DATE 10/20/21 THU 10/21/21 FRI 10/22/21 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 32 65 34 70 37  
TEMP 51 39 35 33 33 38 58 63 58 44 40 35 34 40 64 70 62 47 40 38 37  
DEWPT 37 34 31 28 28 32 34 34 37 34 32 29 27 31 37 38 39 34 30 28 27  
RH 59 82 85 82 82 79 40 34 45 68 73 78 75 70 37 31 43 60 67 67 67  
WIND DIR E S W SW SW SW NE S S S SW SW SW S SE SE SE S SW SW SW  
WIND SPD 4 3 2 3 3 3 4 5 5 5 4 4 4 2 5 9 5 4 3 3 4  
CLOUDS B2 SC FW FW B1 B1 FW FW FW FW FW FW FW FW FW FW SC B1 B1 B2 B1  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21 WED 10/27/21  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 61 34 58 33 69 38 59 33 60  
TEMP 58 56 40 34 54 53 34 33 61 64 48 40 55 53 37 33 56 55  
DEWPT 34 36 34 30 33 33 25 24 35 38 33 28 32 31 26 22 27 28  
PWIND DIR W W NW S S SW NW W W  
WIND CHAR LT LT LT LT GN GN GN GN GN  
AVG CLOUDS B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 10 20 10 0 5 30 30 10 10  
RAIN S S S C C  
 

 
 
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