670  
FOUS55 KBYZ 281529  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
929 AM MDT FRI APR 28 2017  
 
MTZ035-282300-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
929 AM MDT FRI APR 28 2017  
 
DATE FRI 04/28/17 SAT 04/29/17 SUN 04/30/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 47 35 56 37 61  
TEMP 44 47 47 44 39 37 35 41 49 54 55 48 43 39 37 47 58 61 59  
DEWPT 35 32 32 33 35 34 33 35 34 31 29 31 33 31 31 34 34 34 34  
RH 70 56 56 65 85 89 92 79 56 41 37 51 67 73 79 60 40 36 39  
WIND DIR NE NE NE W W SW SW SW SW S SW S SW S SW SW W W W  
WIND SPD 10 8 6 4 5 5 8 8 5 5 6 6 8 6 12 12 10 10 13  
CLOUDS OV OV B2 B1 B2 B2 B1 B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2  
POP 12HR 40 30 20 20 20  
QPF 12HR 0.09 0.01 0 0.01 0.01  
SNOW 12HR T 00-00 00-00  
RAIN C C C C S S S S  
RAIN SHWRS S S C  
SNOW  
 
DATE MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 57 39 55 38 64 44 72  
TEMP 48 41 53 56 44 40 51 54 44 39 57 63 50 45 65 71  
DEWPT 38 33 34 32 34 35 35 34 37 34 36 36 41 38 42 42  
PWIND DIR NW NW NW W NW W W W  
WIND CHAR GN BZ GN GN GN GN GN GN  
AVG CLOUDS B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 SC SC  
POP 12HR 50 30 30 50 30 10 5 5  
RAIN SHWRS C S C C C C C C C  
 

 
MTZ065-282300-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
929 AM MDT FRI APR 28 2017  
 
DATE FRI 04/28/17 SAT 04/29/17 SUN 04/30/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 43 26 54 33 58  
TEMP 42 42 43 35 29 27 27 35 46 52 53 43 38 34 35 43 53 58 55  
DEWPT 34 34 32 31 26 26 25 28 30 30 30 32 31 29 29 33 33 37 35  
RH 73 73 65 85 88 96 92 75 53 43 41 65 76 82 78 67 46 45 47  
WIND DIR NE E NE S W W W W SW SW SW S SW SW SW SW W W W  
WIND SPD 10 10 8 5 3 4 6 6 9 9 10 11 8 9 24 24 24 24 18  
CLOUDS OV OV OV OV B2 B1 B1 SC SC SC SC SC B1 B1 B2 B2 OV OV B2  
POP 12HR 90 30 20 20 40  
QPF 12HR 0.16 0.09 0.02 0.01 0.03  
SNOW 12HR T T T  
RAIN L C C C S S S S  
RAIN SHWRS S S C C C  
SNOW C C S S S S  
WIND CHILL 23  
MIN CHILL 24 23 19 21 23 26  
 
DATE MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 35 55 34 55 34 63 39 68  
TEMP 40 35 51 53 41 35 50 54 40 35 55 62 46 41 63 66  
DEWPT 34 30 31 32 34 32 33 33 34 31 34 37 38 35 40 38  
PWIND DIR W W W W W W W SW  
WIND CHAR BZ GN GN GN GN GN GN GN  
AVG CLOUDS B2 B2 B1 B1 B2 B2 B2 B2 B2 SC SC SC B1 SC SC SC  
POP 12HR 40 30 30 40 30 10 5 5  
RAIN SHWRS C C C C C C C C C  
SNOWSHWRS C C  
 

 
MTZ032-282300-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
929 AM MDT FRI APR 28 2017  
 
DATE FRI 04/28/17 SAT 04/29/17 SUN 04/30/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 55 35 60 35 63  
TEMP 50 54 54 48 41 38 35 46 54 59 59 50 43 38 35 46 59 63 62  
DEWPT 28 24 25 27 28 28 29 34 30 28 27 28 28 28 26 32 31 29 32  
RH 42 31 32 44 59 67 78 63 40 30 29 42 55 67 69 58 34 27 32  
WIND DIR NE NE NE N SW SW W SW W SW S SW S S S S SW SW W  
WIND SPD 8 6 5 5 4 5 4 2 3 3 5 8 5 9 8 8 10 10 11  
CLOUDS B2 B1 B1 B2 B2 B2 B1 B1 B1 SC SC SC FW FW SC SC B1 B1 B2  
POP 12HR 10 5 10 5 10  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN  
RAIN SHWRS C  
SNOW  
 
DATE MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 58 39 58 37 64 43 71  
TEMP 48 42 54 56 43 40 52 57 42 39 56 63 48 45 64 70  
DEWPT 38 35 36 31 32 35 35 33 33 34 36 34 36 38 43 40  
PWIND DIR W NW NW NW NW W W W  
WIND CHAR GN BZ BZ BZ GN GN GN GN  
AVG CLOUDS B2 B2 B1 B2 B1 SC B1 B1 B2 B1 B1 SC B1 B1 B1 SC  
POP 12HR 30 30 10 30 20 10 5 5  
RAIN SHWRS C S C S S C S S  
 

 
MTZ033-282300-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
929 AM MDT FRI APR 28 2017  
 
DATE FRI 04/28/17 SAT 04/29/17 SUN 04/30/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 53 29 59 30 61  
TEMP 47 52 52 42 36 31 30 47 55 58 57 44 37 32 31 46 57 60 59  
DEWPT 21 22 23 27 27 24 25 31 25 26 26 29 28 25 25 31 29 26 28  
RH 35 31 32 55 69 75 81 53 31 29 30 55 70 75 78 55 34 27 30  
WIND DIR E E E SE S S S SW W W SW W S S S S S S SW  
WIND SPD 9 8 4 5 5 4 3 4 5 4 2 8 6 6 8 8 11 11 9  
CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW B2  
POP 12HR 5 0 5 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
 
DATE MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 37 56 35 55 34 59 37 64  
TEMP 42 37 52 54 40 36 51 53 39 36 54 58 43 39 60 62  
DEWPT 31 30 37 31 32 33 38 31 32 31 34 33 33 33 38 36  
PWIND DIR SW NW NW NW NW W W W  
WIND CHAR GN BZ BZ BZ GN GN GN GN  
AVG CLOUDS B2 B2 B1 B1 B1 SC B1 B1 B2 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 40 30 10 30 20 20 0 5  
RAIN SHWRS S C C C S C S S S S  
SNOWSHWRS S  
 

 
WYZ099-282300-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
929 AM MDT FRI APR 28 2017  
 
DATE FRI 04/28/17 SAT 04/29/17 SUN 04/30/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 40 28 49 29 56  
TEMP 35 39 39 35 32 30 28 38 44 48 47 37 32 31 30 42 54 56 54  
DEWPT 32 31 29 28 29 25 25 32 30 29 30 32 28 27 26 35 34 35 37  
RH 89 73 67 75 88 81 88 79 57 47 51 82 85 85 85 76 46 45 52  
WIND DIR N NW W SW SW SW NW NW N SW S S SW SW W W SE SE W  
WIND SPD 8 6 5 5 4 3 1 1 3 1 4 8 4 5 4 4 6 6 8  
CLOUDS OV OV OV B2 B2 B2 B1 B1 B1 SC SC SC FW FW SC SC B1 B1 B2  
POP 12HR 70 30 20 10 5  
QPF 12HR 0.13 0.02 0 0 0  
SNOW 12HR 1 T 00-00  
RAIN L C C C S S  
RAIN SHWRS C  
SNOW L C C  
WINTER STORM W W W W  
 
DATE MON 05/01/17 TUE 05/02/17 WED 05/03/17 THU 05/04/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 36 53 36 51 34 60 37 69  
TEMP 41 36 49 52 40 37 47 50 38 36 55 59 44 39 63 67  
DEWPT 36 31 36 37 33 33 36 36 32 32 37 42 36 34 43 45  
PWIND DIR W NW NW NW W W W W  
WIND CHAR GN BZ BZ GN GN GN GN GN  
AVG CLOUDS B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC  
POP 12HR 50 30 30 50 30 10 0 5  
RAIN SHWRS C C C C C C C C C S  
SNOWSHWRS C S  
 

 
 
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