327  
FOUS55 KBYZ 272113  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
313 PM MDT THU APR 27 2017  
 
MTZ035-281100-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
313 PM MDT THU APR 27 2017  
 
DATE 04/27/17 FRI 04/28/17 SAT 04/29/17 SUN  
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 37 47 35 55 37  
TEMP 45 42 41 38 37 39 44 47 47 43 40 37 35 41 49 54 54 46 43 39 37  
DEWPT 32 37 38 35 35 35 37 37 34 37 37 35 33 35 34 32 30 31 33 32 32  
RH 60 82 89 89 92 85 76 68 60 79 89 92 92 79 56 43 40 55 67 76 82  
WIND DIR NW NW NW NW NW NW N NE NE N W W SW SW SW S SW S SW S SW  
WIND SPD 10 10 11 11 9 10 8 8 6 2 5 5 8 8 5 5 6 6 8 6 13  
CLOUDS OV OV OV OV OV OV OV B2 B2 OV B2 B2 B1 B1 B1 B1 SC SC SC SC B1  
POP 12HR 90 60 30 20 20  
QPF 12HR 0.27 0.14 0.01 0 0.01  
SNOW 12HR 1 T 00-00  
RAIN D D L L L L C C C C  
RAIN SHWRS S S S S  
SNOW L L L L  
 
DATE 04/30/17 MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
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 60 41 57 39 56 39 63 42 68  
TEMP 56 58 48 41 54 56 45 39 52 55 45 40 56 62 49 43 61 67  
DEWPT 35 37 39 33 35 33 37 35 37 35 39 34 36 34 39 36 40 39  
PWIND DIR SW W NW NW NW NW W W W  
WIND CHAR GN BZ BZ GN GN GN GN GN GN  
AVG CLOUDS B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC  
POP 12HR 20 30 20 30 40 30 20 10 5  
RAIN SHWRS S C S S S C C C C C S S S  
TSTMS S  
 

 
MTZ065-281100-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
313 PM MDT THU APR 27 2017  
 
DATE 04/27/17 FRI 04/28/17 SAT 04/29/17 SUN  
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 46 27 53 33  
TEMP 43 36 33 32 31 35 45 45 45 38 33 29 27 35 46 52 52 40 37 33 35  
DEWPT 28 29 28 30 29 29 31 33 32 34 31 28 26 28 31 30 30 31 29 29 29  
RH 55 75 82 92 92 78 58 62 60 85 92 96 96 75 55 43 43 70 72 85 78  
WIND DIR W W W W W W N E E E NE NW W W SW SW SW S SW SW W  
WIND SPD 12 11 10 11 11 12 8 6 11 8 1 3 6 6 9 9 10 11 8 9 28  
WIND GUST 40  
CLOUDS B2 OV OV OV OV OV B2 OV B2 OV B2 B2 B1 B1 B1 B1 SC SC B1 B1 B2  
POP 12HR 60 60 20 20 20  
QPF 12HR 0.04 0.18 0.06 0.02 0.01  
SNOW 12HR T 1 T  
RAIN L L C C L L S S  
RAIN SHWRS S S S S C  
SNOW L L C C C C S S  
SNOWSHWRS S S  
WIND CHILL 21  
MIN CHILL 25 22 22 27 20 22 30 21  
 
DATE 04/30/17 MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
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 36 55 35 55 34 62 38 65  
TEMP 52 55 40 38 51 54 42 36 51 53 41 35 55 61 46 39 59 64  
DEWPT 33 35 34 33 31 33 35 32 34 34 34 31 33 37 39 34 37 37  
PWIND DIR W W W W W W W W W  
WIND CHAR WY BZ BZ GN GN GN GN GN GN  
AVG CLOUDS B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 30 30 30 30 30 30 20 20 5  
RAIN SHWRS C C C C C C C C C C C C S S S  
SNOWSHWRS C C C  
TSTMS S  
 

 
MTZ032-281100-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
313 PM MDT THU APR 27 2017  
 
DATE 04/27/17 FRI 04/28/17 SAT 04/29/17 SUN  
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 35 54 35 58 36  
TEMP 54 45 40 36 35 41 48 52 53 46 41 37 36 44 54 57 57 50 42 39 36  
DEWPT 30 28 28 27 28 30 27 25 24 25 26 27 28 32 30 28 27 30 30 31 29  
RH 40 51 62 69 75 65 44 35 32 43 55 67 72 62 40 33 31 46 62 73 75  
WIND DIR E NE E E E E E E E E S SW W SW W SW S SW S S SW  
WIND SPD 10 8 6 6 6 6 6 6 6 4 3 4 4 2 3 3 5 8 5 9 5  
CLOUDS B1 B1 B1 B2 B2 OV B2 B1 SC B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 20 20 5 10 5  
QPF 12HR 0.01 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S S S  
SNOW S S S S  
 
DATE 04/30/17 MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
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 62 42 58 39 58 39 62 41 68  
TEMP 59 60 48 43 55 56 43 40 53 57 44 40 55 61 45 43 60 66  
DEWPT 33 33 37 34 37 32 33 35 36 34 35 36 36 32 34 36 40 39  
PWIND DIR SW W NW NW NW NW NW W W  
WIND CHAR GN GN BZ GN GN GN GN GN GN  
AVG CLOUDS SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 10 20 30 20 30 20 20 10 10  
RAIN SHWRS S S C S S C C S S S  
TSTMS S  
 

 
MTZ033-281100-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
313 PM MDT THU APR 27 2017  
 
DATE 04/27/17 FRI 04/28/17 SAT 04/29/17 SUN  
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 29 52 29 57 32  
TEMP 51 40 35 31 30 40 47 51 51 40 35 31 31 45 53 56 56 45 39 35 33  
DEWPT 25 28 27 25 25 28 23 22 23 27 27 24 25 32 28 27 27 30 29 27 26  
RH 36 62 72 78 81 62 38 32 33 59 72 75 78 60 38 32 32 55 67 72 75  
WIND DIR E E E E E E E E E SE S S S SW W W SW W S S SW  
WIND SPD 11 8 9 8 6 9 9 8 6 5 5 4 3 4 5 4 2 8 6 6 5  
CLOUDS B1 B1 B2 B2 B2 B1 SC SC SC B2 B2 B2 B1 B1 B2 B2 B1 B1 SC SC FW  
POP 12HR 5 5 0 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 04/30/17 MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
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 60 37 56 35 55 34 57 36 62  
TEMP 57 58 43 38 53 53 40 36 52 53 38 36 52 56 41 38 57 62  
DEWPT 29 29 35 32 38 31 32 32 37 31 32 31 34 30 32 32 38 37  
PWIND DIR SW W NW NW NW NW NW W W  
WIND CHAR GN GN BZ BZ GN GN GN GN GN  
AVG CLOUDS FW SC B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 10 30 30 20 30 20 10 10 10  
RAIN SHWRS S C C C S S S C S S  
SNOWSHWRS C S S  
TSTMS S  
 

 
WYZ099-281100-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
313 PM MDT THU APR 27 2017  
 
DATE 04/27/17 FRI 04/28/17 SAT 04/29/17 SUN  
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 33 41 28 49 29  
TEMP 37 35 33 33 33 35 37 41 40 36 31 30 28 38 44 48 47 36 30 31 30  
DEWPT 33 33 32 32 32 33 33 31 31 30 28 27 25 32 32 31 32 31 25 26 26  
RH 85 92 96 96 96 92 85 67 70 79 88 88 88 79 62 51 56 82 81 81 85  
WIND DIR NW NW NW NW NW NW NW NW W SW SW W NW NW N SW S S SW SW W  
WIND SPD 10 13 9 10 9 10 8 5 5 4 4 3 1 1 3 1 4 8 4 5 2  
CLOUDS OV OV OV OV OV OV OV B2 OV OV OV OV B2 B2 B2 B2 SC SC SC SC SC  
POP 12HR 100 70 30 20 10  
QPF 12HR 0.38 0.19 0.02 0 0  
SNOW 12HR 4 2 T  
RAIN D D L L C C  
RAIN SHWRS S S  
SNOW D D D D L L L L C C  
WINTER STORM W W W W W W W W W W  
 
DATE 04/30/17 MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
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 55 37 52 35 52 35 57 36 63  
TEMP 52 54 40 38 49 51 40 36 48 51 39 36 51 56 42 38 57 63  
DEWPT 33 36 34 31 36 36 33 33 37 37 34 32 35 38 34 32 40 41  
PWIND DIR W W NW NW NW NW NW W W  
WIND CHAR LT GN BZ GN GN GN GN GN GN  
AVG CLOUDS SC B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC  
POP 12HR 10 30 30 30 40 30 20 10 5  
RAIN SHWRS S C C S C C C C C C S S  
SNOWSHWRS C C C  
 

 
 
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