218  
FWUS45 KRIW 111857  
SAGRIW  
 
FORECAST FOR BRIDGER-TETON NATIONAL FOREST AVALANCHE CENTER  
NATIONAL WEATHER SERVICE RIVERTON WY  
1257 PM MDT SUN APR 11 2021  
 
   
DISCUSSION
 
 
THERE WILL BE CHANCES OF SNOW OVER THE FAR EAST ACROSS TOGWOTEE PASS  
LATE TONIGHT THROUGH MONDAY EVENING. ANY SNOWFALL AMOUNTS ARE  
EXPECTED TO BE LIGHT. OTHERWISE, DRY WITH LIGHT WINDS TONIGHT AND  
MONDAY.  
 
FORECASTER...MURRELL  
 
WYZ012-121115-  
RENDEZVOUS MOUNTAIN-TETON WY  
43.59N 110.89W ELEV. 10318 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 11 26 11 23 12  
TEMP 24 24 16 13 13 11 18 23 26 24 15 11 14 8 13 19 21 18 14 13 14 14  
DEWPT 4 6 5 1 5 5 9 3 6 8 10 6 5 2 3 5 8 8 5 4 5 6  
RH 41 45 61 58 70 76 67 41 42 50 80 80 67 76 63 54 56 64 67 67 67 70  
WIND DIR NE NW NW N N N NE E NE N NE NE NE NE NE NE NE NE E E E E  
WIND SPD 6 8 11 8 8 9 11 11 10 5 13 12 10 16 16 13 12 14 18 18 18 20  
WIND GUST 20 19 23 23 23 20 24 29 28 29 32  
CLOUDS FW FW FW FW SC SC SC SC SC SC SC SC SC BK SC SC BK BK SC BK BK OV  
CLOUDS(%) 19 17 11 28 34 39 40 54 59 60 55 59 60 65 47 45 63 72 59 70 78 82  
POP 12HR 10 20 20 20 40  
QPF 12HR 0 0.01 0 0 0.05  
SNOW 12HR 00-00 T 00-00 00-00 1  
SNOWSHWRS S S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 24 14 24 16 25 13 30 16 34  
TEMP 21 19 16 16 21 19 16 17 23 22 16 16 26 27 19 18 30 30  
DEWPT 10 14 12 12 15 18 14 14 15 16 13 12 14 16 14 13 16 17  
PWIND DIR E E NE N NE NE N N N  
WIND CHAR BZ GN GN GN GN GN GN GN GN  
AVG CLOUDS BK BK BK BK BK BK BK BK BK BK SC SC FW FW FW FW FW FW  
POP 12HR 70 50 70 40 40 20 30 10 20  
SNOWSHWRS L L L C C L C C C C S S C S S  
 

 
 
WYZ013-121115-  
JACKSON AIRPORT-TETON WY  
43.60N 110.73W ELEV. 6451 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 17 37 18 40 19  
TEMP 37 37 29 23 19 17 22 31 36 36 30 24 21 19 22 32 38 36 29 25 23 21  
DEWPT 8 12 15 14 13 12 12 9 7 12 20 18 15 10 9 11 13 15 14 13 13 13  
RH 29 35 55 68 77 80 65 39 29 36 66 77 77 67 57 41 35 42 53 60 65 71  
WIND DIR NW W N N N N N N N N NE NE NE NE NE E E E E E E E  
WIND SPD 4 8 8 8 8 9 10 6 6 12 14 14 16 12 10 9 10 13 12 12 12 11  
WIND GUST 21 23 24 17 16 17 20 20 20 20 21  
CLOUDS FW FW FW FW SC SC SC SC SC BK SC BK BK BK SC SC BK BK SC BK BK BK  
CLOUDS(%) 18 17 11 26 35 41 42 55 60 64 58 64 63 63 52 54 65 68 58 71 79 79  
POP 12HR 5 20 10 10 40  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00 00-00 T  
SNOWSHWRS S S S S S C C C C C  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 41 21 42 22 43 20 48 23 52  
TEMP 33 37 28 23 34 38 29 25 36 40 29 22 39 45 32 25 43 48  
DEWPT 17 21 21 19 21 24 23 21 22 24 22 18 21 22 24 20 23 24  
PWIND DIR E E SE NE NE E N N N  
WIND CHAR GN GN LT LT LT GN LT LT LT  
AVG CLOUDS BK BK BK BK BK BK BK BK BK BK SC SC SC FW FW FW FW FW  
POP 12HR 50 40 50 30 30 10 20 5 10  
RAIN SHWRS C S S  
SNOWSHWRS C C C C C C C S S C S S  
 

 
 
WYZ013-121115-  
BT AVALANCHE CENTER-TETON WY  
43.59N 110.83W ELEV. 6320 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 20 39 22 44 24  
TEMP 37 36 30 27 22 20 25 34 39 37 32 28 26 24 26 36 42 40 34 31 29 27  
DEWPT 4 6 9 9 10 9 11 8 5 10 17 16 15 10 9 12 14 16 13 13 13 14  
RH 24 28 41 46 59 62 55 33 24 32 53 60 62 54 48 36 31 37 41 47 51 57  
WIND DIR W W NW N N N NE NE NE N NE NE NE NE NE E E E E E E E  
WIND SPD 3 6 9 8 6 6 6 4 5 10 14 14 13 10 10 8 10 11 13 13 12 10  
WIND GUST 21 23 21 18 18 17 19 20 23 23 23 24  
CLOUDS FW FW CL FW SC SC SC SC SC BK SC BK BK BK SC SC BK BK SC BK BK BK  
CLOUDS(%) 18 16 10 26 33 38 39 53 59 61 56 61 61 63 46 44 63 66 55 66 72 78  
POP 12HR 5 20 20 10 40  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00 00-00 T  
SNOWSHWRS S S S S S S S C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 44 27 45 27 47 24 52 27 56  
TEMP 37 40 34 29 38 41 35 30 40 43 35 28 43 48 38 31 48 52  
DEWPT 18 22 21 19 22 25 23 21 22 23 22 19 21 22 24 21 24 25  
PWIND DIR E E SE N NE NE N N N  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK BK BK BK BK BK BK SC SC FW FW FW FW CL CL CL  
POP 12HR 60 50 50 30 30 20 20 5 10  
RAIN SHWRS L C C S S  
SNOWSHWRS L L C C C C C S S C S S S  
 

 
 
WYZ012-121115-  
SNOW KING MOUNTAIN-TETON WY  
43.46N 110.76W ELEV. 7810 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 19 38 20 38 22  
TEMP 35 34 25 23 20 19 23 32 37 36 27 24 23 21 24 31 35 33 26 24 24 23  
DEWPT -2 5 9 12 11 10 11 7 2 9 17 17 14 10 9 13 15 15 12 12 12 13  
RH 20 29 50 62 67 67 59 34 22 32 65 74 68 62 52 47 43 47 55 60 60 65  
WIND DIR NW W NW N N N N N N N NE NE NE NE NE E E E E E E E  
WIND SPD 6 6 5 6 6 6 5 5 5 10 10 9 11 10 10 9 10 10 10 11 11 11  
WIND GUST 17 19  
CLOUDS FW FW CL FW FW SC SC SC SC BK SC BK BK SC SC SC BK BK SC BK BK BK  
CLOUDS(%) 15 13 7 19 30 36 36 50 59 61 60 64 61 54 51 56 72 76 58 73 77 78  
POP 12HR 5 20 20 20 50  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00 00-00 T  
SNOWSHWRS S S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 38 24 38 25 40 24 45 26 49  
TEMP 31 34 26 25 32 34 28 26 34 35 28 25 37 41 31 28 41 45  
DEWPT 19 24 19 19 23 25 22 20 23 23 21 19 21 23 22 20 24 25  
PWIND DIR E E NW S NE E N NE N  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK BK BK BK BK BK BK BK SC SC FW FW SC FW FW FW  
POP 12HR 60 50 60 30 40 20 20 10 10  
RAIN SHWRS C S S  
SNOWSHWRS L L L C C L C S S C S S S S  
 

 
 
WYZ012-121115-  
FREDS MOUNTAIN-TETON WY  
43.79N 110.93W ELEV. 9840 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 11 28 12 29 15  
TEMP 25 20 13 12 17 15 20 26 28 22 14 13 18 15 18 24 27 22 16 15 20 19  
DEWPT 9 9 6 4 3 4 5 6 7 9 8 6 3 3 3 6 9 10 6 5 6 7  
RH 50 62 73 70 53 61 51 42 40 57 76 73 51 58 51 45 46 59 64 64 54 59  
WIND DIR NW W N NE NE NE NE NE NW NE E E E E E E E E E E E E  
WIND SPD 6 5 5 6 5 6 9 11 4 8 13 13 11 12 11 9 9 10 12 13 13 13  
WIND GUST 21 20 18 17 17 18 19 23 21 24  
CLOUDS FW FW FW SC SC SC SC SC SC BK SC SC SC BK SC SC BK BK BK BK OV OV  
CLOUDS(%) 28 23 14 33 34 42 42 56 57 61 54 53 59 68 53 47 67 72 64 74 85 89  
POP 12HR 5 20 20 20 40  
QPF 12HR 0 0 0 0 0.04  
SNOW 12HR 00-00 00-00 00-00 00-00 1  
SNOWSHWRS S S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 30 17 29 18 32 16 36 19 40  
TEMP 26 23 18 22 26 22 18 22 29 25 18 21 32 30 22 24 36 33  
DEWPT 13 17 13 13 17 20 15 14 18 18 13 12 17 19 15 14 18 20  
PWIND DIR E E NE NE NE NE N NE N  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK OV OV OV BK BK BK BK SC SC SC FW FW FW FW FW  
POP 12HR 70 50 60 40 40 20 20 10 20  
SNOWSHWRS L L C C C L C C S C S S C S S  
 

 
 
WYZ024-121115-  
BLIND BULL SUMMIT-LINCOLN WY  
42.97N 110.62W ELEV. 9000 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 14 31 15 31 19  
TEMP 28 27 19 16 15 14 21 27 31 29 21 18 16 17 21 27 30 27 22 21 21 21  
DEWPT 6 9 8 -2 2 -1 4 7 8 10 13 7 4 4 5 10 15 15 11 8 9 10  
RH 38 46 61 44 55 50 47 42 37 44 71 61 58 56 49 48 53 60 62 56 59 62  
WIND DIR W W NW NW NW N NE W SW N E SE E E E E SE SE E E E E  
WIND SPD 10 9 10 8 6 6 4 4 4 3 5 9 8 11 10 13 12 12 13 13 13 13  
WIND GUST 18 19 21 23 24 25 23 24 25  
CLOUDS CL FW CL CL FW FW FW SC SC BK BK BK SC SC SC BK BK OV BK BK BK OV  
CLOUDS(%) 10 11 6 4 18 24 28 52 60 68 74 61 58 60 57 74 80 83 76 78 80 84  
POP 12HR 5 20 20 20 60  
QPF 12HR 0 0.02 0.01 0 0.06  
SNOW 12HR 00-00 T T 00-00 1  
SNOWSHWRS S S S S S S C C C C C C L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 32 21 32 20 32 19 38 21 42  
TEMP 28 29 24 23 28 28 24 23 30 29 24 22 34 34 26 25 38 38  
DEWPT 19 24 17 15 22 24 17 15 22 23 16 13 21 21 17 15 22 22  
PWIND DIR SE SE SE SW E SE SE SW NW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS OV OV OV OV OV OV BK BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 80 70 70 40 50 20 30 10 20  
RAIN SHWRS S  
SNOWSHWRS L D L L L L C C C C S S C S S  
 

 
 
WYZ024-121115-  
MOUNT COFFIN-LINCOLN WY  
42.64N 110.64W ELEV. 10870 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 10 26 10 22 14  
TEMP 23 23 16 13 12 10 17 19 23 26 18 14 11 12 15 16 18 17 16 15 15 16  
DEWPT 1 1 6 3 3 1 5 8 9 6 13 6 5 4 3 6 9 10 9 7 8 11  
RH 38 38 64 63 66 66 58 61 54 42 80 70 76 70 58 64 67 73 73 70 73 80  
WIND DIR W W NW NW NW NW N SW SW NE E SE SE SE E SE SE SE E E E E  
WIND SPD 11 10 16 11 10 9 10 6 8 5 10 11 10 13 13 17 18 18 17 16 18 18  
WIND GUST 24 23 25 28 27 26 26 31 31  
CLOUDS CL CL CL CL CL FW FW SC SC BK BK SC SC SC BK BK BK BK BK OV OV OV  
CLOUDS(%) 5 6 4 3 7 23 26 49 59 66 67 58 58 60 71 74 78 78 76 85 84 87  
POP 12HR 10 20 20 30 70  
QPF 12HR 0 0.01 0.01 0.01 0.11  
SNOW 12HR 00-00 T T T 1  
SNOWSHWRS S S S S S S C C C C L L L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 23 16 23 15 23 14 28 16 34  
TEMP 17 20 19 17 18 20 18 17 19 21 18 16 23 26 20 19 28 31  
DEWPT 16 19 16 14 18 19 15 14 17 18 15 12 16 17 15 14 18 20  
PWIND DIR SE S S W E SE SE W NW  
WIND CHAR BZ GN GN GN GN GN GN GN GN  
AVG CLOUDS OV OV OV OV OV BK BK BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 80 70 70 40 50 20 30 10 20  
SNOWSHWRS L D L L L L C C C C S S S C S S  
 

 
 
WYZ024-121115-  
COMMISSARY RIDGE-LINCOLN WY  
42.57N 110.73W ELEV. 9340 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 14 35 16 33 19  
TEMP 30 27 19 17 16 14 20 32 35 31 24 20 17 17 20 29 31 27 21 21 21 21  
DEWPT -3 3 5 4 2 1 6 5 4 7 11 7 3 4 4 8 11 13 11 9 9 10  
RH 23 35 54 56 53 55 54 31 26 36 57 56 53 56 49 40 43 55 65 59 59 62  
WIND DIR NW W NW NW N N SE SW SW NW E SE SE SE E SE SE SE E E E E  
WIND SPD 9 9 10 9 8 6 6 5 6 4 9 10 9 11 11 14 16 16 14 16 18 16  
WIND GUST 18 19 23 25 25 26 27 32 31  
CLOUDS CL CL CL CL CL FW FW SC SC SC BK SC SC SC BK BK BK BK BK OV BK BK  
CLOUDS(%) 4 4 3 3 5 19 21 41 53 59 64 54 56 54 66 68 73 70 70 81 78 78  
POP 12HR 5 20 20 30 70  
QPF 12HR 0 0 0 0.01 0.09  
SNOW 12HR 00-00 00-00 00-00 T 1  
SNOWSHWRS S S S C C C C L L L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 35 21 34 19 35 19 41 21 45  
TEMP 31 29 24 22 31 29 23 22 32 30 23 21 36 36 25 24 41 40  
DEWPT 17 21 17 14 20 20 16 14 19 19 14 12 18 20 16 14 20 21  
PWIND DIR SE SE S SW SE SE SE SW NW  
WIND CHAR GN GN GN LT LT LT LT LT LT  
AVG CLOUDS BK BK BK OV BK BK BK BK SC BK BK SC SC SC SC FW FW FW  
POP 12HR 80 70 70 40 50 20 30 10 20  
RAIN SHWRS S  
SNOWSHWRS L D L L L L C S C C S S S C S S  
 

 
 
WYZ024-121115-  
SPRING CREEK DIVIDE SNOTEL-LINCOLN WY  
42.53N 110.66W ELEV. 9000 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 13 35 15 30 19  
TEMP 31 29 18 16 15 13 21 31 35 32 22 17 17 18 20 27 29 25 20 20 21 21  
DEWPT -4 3 6 6 3 3 7 4 3 4 9 7 3 6 6 7 10 13 12 11 11 12  
RH 21 32 59 64 58 63 54 31 25 30 57 64 53 59 54 42 44 60 71 67 65 68  
WIND DIR W W NW NW N N S S SW W E SE SE SE E SE SE SE E E E E  
WIND SPD 10 9 12 10 8 6 6 6 8 5 9 10 9 10 10 14 17 16 12 12 13 12  
WIND GUST 17 20 25 28 27 26 27 33 32  
CLOUDS CL CL CL CL CL FW FW SC SC BK BK SC SC SC BK BK BK BK BK OV OV OV  
CLOUDS(%) 4 5 3 3 5 20 23 43 55 62 64 56 57 60 66 74 77 72 75 83 82 84  
POP 12HR 5 20 20 30 70  
QPF 12HR 0 0 0 0.01 0.11  
SNOW 12HR 00-00 00-00 00-00 T 1  
SNOWSHWRS S S S S S C C C C L L L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 32 20 32 19 33 18 38 21 44  
TEMP 28 28 23 23 29 29 22 22 30 30 23 22 34 35 25 24 38 39  
DEWPT 17 21 18 17 20 21 18 15 18 20 17 15 18 19 18 16 19 21  
PWIND DIR E SE S SW SE SE E W NW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS BK BK OV OV OV BK BK BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 80 70 70 40 50 20 30 10 20  
RAIN SHWRS S  
SNOWSHWRS L D L L L L C C C C S S S C S S  
 

 
 
WYZ015-121115-  
LAVA MOUNTAIN-FREMONT WY  
43.66N 110.02W ELEV. 10430 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 10 20 7 17 11  
TEMP 24 23 16 13 10 10 12 17 20 17 11 11 7 8 11 14 17 15 12 12 12 12  
DEWPT 1 3 7 8 7 6 8 8 9 9 8 7 4 3 3 6 7 6 5 5 6 6  
RH 36 41 67 80 87 83 84 67 62 70 87 83 87 79 69 70 64 67 73 73 76 76  
WIND DIR NE W NW NE E E E E E E E E E E E E E E E E E E  
WIND SPD 8 5 8 8 8 9 11 9 11 11 12 12 11 17 16 14 17 17 17 19 18 20  
WIND GUST 19 23 26 26 26 25 27 26 28  
CLOUDS SC SC SC SC BK SC BK BK BK BK BK BK BK BK BK BK BK BK BK BK BK OV  
CLOUDS(%) 40 52 45 60 61 60 61 68 72 80 75 75 71 68 67 62 76 77 76 73 78 81  
POP 12HR 30 40 40 30 50  
QPF 12HR 0.02 0.05 0.02 0 0.03  
SNOW 12HR T 1 T 00-00 T  
SNOWSHWRS S C C C C C C C S S S S C C C C L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 19 14 24 16 25 14 29 17 34  
TEMP 16 17 16 15 21 22 18 17 22 22 18 16 26 28 21 20 31 33  
DEWPT 10 11 11 12 15 16 15 14 15 14 14 11 14 15 16 15 16 16  
PWIND DIR E E E E E E E N NW  
WIND CHAR BZ GN GN GN GN GN GN GN GN  
AVG CLOUDS OV OV OV OV OV OV OV BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 70 60 70 50 50 30 30 10 20  
SNOWSHWRS L L L L L L C C C C C S C C S S  
 

 
 
WYZ015-121115-  
TOGWOTEE MOUNTAIN LODGE-TETON WY  
43.83N 110.19W ELEV. 8710 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 12 28 10 28 14  
TEMP 29 27 19 16 14 12 17 26 28 25 16 13 13 13 16 23 26 23 17 16 17 16  
DEWPT 5 6 9 9 9 8 10 7 9 16 11 6 3 5 6 12 13 12 9 7 8 8  
RH 35 40 64 73 80 84 73 44 44 68 80 73 63 70 64 62 57 62 70 67 67 70  
WIND DIR NW W W S E E E SE E E E E E E E E E E E E E E  
WIND SPD 6 5 3 4 4 5 3 4 5 6 8 8 8 9 8 9 10 10 9 9 9 9  
WIND GUST 18 17 17 19 20 18 21 19 19  
CLOUDS SC SC SC SC SC SC SC BK BK BK BK BK BK SC SC SC BK BK BK BK BK BK  
CLOUDS(%) 49 46 42 57 57 58 58 65 70 78 66 68 67 56 53 52 68 72 68 68 76 77  
POP 12HR 20 40 30 20 40  
QPF 12HR 0.02 0.05 0.01 0 0.02  
SNOW 12HR T 1 T 00-00 T  
SNOWSHWRS S S C C C C C C S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 30 18 32 19 33 17 38 21 42  
TEMP 25 26 20 19 29 28 22 20 29 30 22 19 34 35 25 23 37 38  
DEWPT 16 19 13 14 21 23 16 15 20 21 16 13 20 22 18 16 22 23  
PWIND DIR E E SE E E E N NE N  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK BK BK OV BK BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 70 60 70 50 50 20 30 10 20  
RAIN SHWRS S  
SNOWSHWRS L L L C L L C C C C C S S C S S  
 

 
 
WYZ015-121115-  
BROOKS LAKE LODGE-FREMONT WY  
43.73N 110.01W ELEV. 9340 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 11 26 9 25 13  
TEMP 28 24 17 15 12 11 15 22 26 22 16 12 12 11 14 20 23 20 15 14 14 15  
DEWPT -2 1 6 9 8 7 9 7 6 9 11 7 6 4 5 7 7 7 7 7 7 8  
RH 26 36 61 77 84 83 77 52 42 57 80 80 76 73 67 56 50 56 70 73 73 73  
WIND DIR NW SW W W E E SE NE SE E E E E E E E E E E E E E  
WIND SPD 8 5 5 5 4 6 8 10 9 10 9 9 8 9 10 11 11 12 11 10 10 11  
WIND GUST 18 19 21 24 24 21 24 23 24  
CLOUDS SC SC SC BK BK BK BK BK BK BK BK BK BK BK BK SC BK BK BK BK BK BK  
CLOUDS(%) 47 54 49 61 62 62 62 69 73 80 74 73 70 63 61 60 71 74 72 67 74 76  
POP 12HR 30 40 40 30 50  
QPF 12HR 0.02 0.06 0.02 0 0.05  
SNOW 12HR T 1 T 00-00 1  
SNOWSHWRS C C C C C C C C S S S S C C C C L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 27 16 31 18 32 16 36 19 41  
TEMP 22 23 18 17 27 27 20 19 27 27 20 18 31 32 23 22 36 37  
DEWPT 11 13 13 12 16 18 16 15 15 16 16 12 14 16 17 15 17 19  
PWIND DIR E E E E E E E N NW  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS BK BK OV BK BK OV OV BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 70 60 70 50 50 30 30 10 20  
SNOWSHWRS L L L L L L C C C C C S C C S S  
 

 
 
IDZ064-121115-  
PINE CREEK PASS SNOTEL-TETON ID  
43.57N 111.21W ELEV. 6720 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 19 40 22 43 25  
TEMP 35 33 26 24 22 21 28 37 40 36 29 27 25 24 28 39 42 38 30 28 27 28  
DEWPT 7 8 8 7 6 6 10 12 13 14 14 14 12 10 11 16 19 19 18 16 16 16  
RH 30 34 46 47 49 52 46 35 33 40 53 57 57 54 48 39 39 46 60 60 63 60  
WIND DIR NW NW SE SE E E N N N N E E E E NE NE E E E E E E  
WIND SPD 6 5 3 3 3 3 4 5 6 6 8 10 9 9 10 11 10 10 12 11 10 12  
WIND GUST 20 20  
CLOUDS CL CL FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC BK BK OV BK OV  
CLOUDS(%) 9 9 12 16 23 20 23 39 47 55 44 44 43 58 56 53 59 70 66 83 80 84  
POP 12HR 5 10 10 20 60  
QPF 12HR 0 0 0 0.01 0.05  
SNOW 12HR 00-00 00-00 00-00 00-00 T  
SNOW S S S S C C C C L L D  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 43 28 42 27 44 26 49 29 53  
TEMP 39 37 31 29 39 37 31 29 41 40 32 29 44 45 34 30 48 48  
DEWPT 22 25 23 22 25 28 25 22 26 26 23 21 25 26 23 21 26 26  
PWIND DIR E E S E NE NE NE E N  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS OV OV BK BK BK BK BK BK SC SC SC SC SC SC FW FW FW FW  
POP 12HR 80 70 70 30 40 20 20 10 10  
RAIN C S  
SNOW D D L C C L C S S C S S  
 

 
 
IDZ062-121115-  
SHEEP MOUNTAIN SNOTEL-BINGHAM ID  
43.21N 111.69W ELEV. 6570 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 20 39 23 43 26  
TEMP 35 35 28 25 25 22 26 33 37 37 29 27 27 25 28 36 40 38 33 29 29 30  
DEWPT 9 9 7 6 6 4 8 12 14 16 15 13 14 12 11 16 19 20 19 17 18 18  
RH 33 33 40 44 44 45 46 41 38 42 55 55 57 57 48 43 42 48 56 60 63 60  
WIND DIR NW NW NW S W N N N N N NE E E E E E E E E NE NE NE  
WIND SPD 11 9 6 8 10 6 6 6 6 9 11 11 12 11 13 12 11 10 12 13 14 17  
WIND GUST 20 21 20 20 21 23 25  
CLOUDS CL FW CL CL CL CL FW FW SC SC SC SC SC SC SC SC BK BK OV OV BK OV  
CLOUDS(%) 3 12 7 7 4 6 13 20 33 45 38 47 43 50 58 53 68 75 87 83 75 84  
POP 12HR 0 5 5 20 70  
QPF 12HR 0 0 0 0.01 0.09  
SNOW 12HR 00-00 00-00 00-00 00-00 1  
SNOW S S C C C C L L D  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 42 27 39 26 43 27 48 28 52  
TEMP 36 37 31 30 34 36 31 29 37 40 32 29 41 45 34 30 46 49  
DEWPT 25 27 25 23 27 26 24 21 27 26 24 21 25 25 24 21 27 26  
PWIND DIR E SW S SW NE E E NE NE  
WIND CHAR BZ GN GN GN GN GN GN GN GN  
AVG CLOUDS OV OV BK BK OV BK BK SC SC SC SC SC SC FW FW CL FW FW  
POP 12HR 90 70 70 30 30 10 20 10 10  
RAIN S S  
SNOW D D L C C C S C S  
 

 
 
WYZ001-121115-  
SYLVAN PASS - PARK WY  
44.47N 110.16W ELEV. 8420 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 12 28 8 31 10  
TEMP 30 20 16 13 14 12 16 24 28 16 10 9 10 10 15 25 30 18 13 12 14 14  
DEWPT 2 3 11 10 10 9 8 4 6 6 3 4 6 5 6 9 10 7 5 5 8 8  
RH 29 47 80 87 84 87 70 41 38 64 73 80 83 80 67 50 42 61 70 73 76 76  
WIND DIR W NW N E E E E E NE E SE E E E E E E E E E E E  
WIND SPD 8 6 5 5 6 8 9 9 10 10 9 9 8 10 13 13 14 14 13 13 12 13  
WIND GUST 18 21 21 21 25 25 23 23 24  
CLOUDS BK BK BK BK BK BK BK BK BK BK BK BK BK BK SC SC SC SC BK BK OV OV  
CLOUDS(%) 67 74 72 71 70 76 70 67 67 71 64 67 63 68 59 50 54 56 64 62 82 85  
POP 12HR 40 40 30 20 20  
QPF 12HR 0.06 0.03 0 0 0.01  
SNOW 12HR 1 1 T 00-00 T  
SNOWSHWRS C C C C C C C C C C S S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 34 14 36 15 38 14 43 18 48  
TEMP 28 21 16 17 32 25 18 19 34 27 18 17 37 32 22 21 42 36  
DEWPT 13 14 11 13 18 18 14 15 19 17 15 14 19 17 17 16 21 19  
PWIND DIR E E E NE E E NE E W  
WIND CHAR BZ GN GN GN GN GN GN LT GN  
AVG CLOUDS BK BK BK BK BK OV BK BK BK BK SC SC SC SC SC FW FW FW  
POP 12HR 60 40 60 40 40 20 20 10 20  
RAIN SHWRS S  
SNOWSHWRS L L C C C L C C C C S S S C S S  
 

 
 
WYZ012-121115-  
MOUNT GLORY - TETON WY  
43.51N 110.95W ELEV. 10227 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 15 28 16 32 19  
TEMP 26 24 18 17 17 15 20 26 28 26 19 17 17 18 21 26 30 28 23 21 22 22  
DEWPT 3 4 6 4 7 6 8 6 4 7 10 11 8 8 7 9 12 13 11 9 10 11  
RH 36 41 59 56 64 67 59 42 35 44 67 77 67 64 54 48 46 53 59 59 59 62  
WIND DIR NW NW N N N N NE SE N NE NE NE NE E NE E E E E E E E  
WIND SPD 8 6 8 4 4 5 8 8 4 5 11 11 9 10 10 10 8 9 10 11 11 12  
WIND GUST 19 20 20 19 20 24 26 25 27  
CLOUDS FW FW CL FW FW SC SC SC SC SC SC SC SC BK SC SC BK OV SC BK OV OV  
CLOUDS(%) 15 13 8 26 29 32 31 47 56 57 52 56 56 69 53 53 73 81 60 75 83 87  
POP 12HR 5 20 20 20 50  
QPF 12HR 0 0 0 0 0.08  
SNOW 12HR 00-00 00-00 00-00 00-00 1  
SNOWSHWRS S S S S C C C C C C L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 32 21 31 21 33 20 38 23 42  
TEMP 28 28 24 23 28 27 24 24 30 30 25 23 33 35 27 26 38 39  
DEWPT 16 20 18 17 19 22 19 18 20 21 19 16 19 20 19 18 21 21  
PWIND DIR E E N N NE NE N NE N  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK OV OV OV BK BK BK BK SC SC SC FW SC FW FW FW  
POP 12HR 70 60 70 40 50 20 30 10 20  
SNOWSHWRS L L L C C L C S C C S S C S S  
 

 
 
WYZ012-121115-  
FERRY PEAK - LINCOLN WY  
43.21N 110.98W ELEV. 9612 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 16 33 17 32 21  
TEMP 29 28 22 18 17 16 19 29 32 32 24 21 20 18 21 28 31 30 25 22 22 21  
DEWPT 3 8 5 -1 7 5 7 7 8 8 14 14 12 8 8 12 16 17 14 10 11 11  
RH 32 42 47 42 64 61 59 39 36 36 65 74 71 64 56 50 53 58 62 59 62 65  
WIND DIR W NW NW N N N NE E W N NE NE NE E NE E E E E E E E  
WIND SPD 8 8 8 6 6 6 5 3 4 4 9 8 9 10 11 11 10 11 11 11 13 12  
WIND GUST 17 19 19 20 19 21 19 21 20  
CLOUDS CL CL CL FW FW FW FW SC SC SC SC SC SC SC SC BK BK OV BK BK BK OV  
CLOUDS(%) 8 8 5 16 22 24 21 35 45 52 55 56 55 60 53 63 76 85 62 76 79 86  
POP 12HR 0 10 10 20 50  
QPF 12HR 0 0 0 0 0.06  
SNOW 12HR 00-00 00-00 00-00 00-00 1  
SNOWSHWRS S S C C C C L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 32 22 31 22 33 21 38 23 41  
TEMP 28 30 24 22 28 29 24 23 30 30 25 22 33 37 27 24 37 40  
DEWPT 20 25 19 17 23 27 19 18 22 25 19 16 22 24 19 17 24 26  
PWIND DIR E E S SW N SE NE NE N  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS BK BK BK OV OV BK BK BK BK BK BK SC SC FW SC FW FW FW  
POP 12HR 70 60 60 40 40 20 20 10 20  
RAIN SHWRS S  
SNOWSHWRS L L L C C L C S C C S S C S  
 

 
 
WYZ012-121115-  
BEAVER MOUNTAIN - TETON WY  
43.26N 110.62W ELEV. 9737 FT  
1257 PM MDT SUN APR 11 2021  
 
DATE 04/11/21 MON 04/12/21 TUE 04/13/21 WED  
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 16 31 17 33 21  
TEMP 30 28 22 19 18 16 20 28 31 30 25 21 20 18 21 27 31 30 25 23 22 22  
DEWPT 3 4 7 6 8 7 8 8 5 6 17 14 12 8 7 9 12 13 12 10 11 11  
RH 31 35 52 56 64 67 59 42 32 35 71 74 71 64 54 46 45 49 57 57 62 62  
WIND DIR W W W W W NW NE N NW N NE E NE E E E E E E E E E  
WIND SPD 9 9 10 5 5 6 4 3 4 4 8 8 6 12 10 10 10 12 14 13 14 14  
WIND GUST 17 20  
CLOUDS FW FW CL CL FW SC SC SC SC BK BK BK SC SC SC BK OV BK BK BK OV OV  
CLOUDS(%) 12 11 6 9 27 32 33 49 56 62 70 65 60 57 52 67 82 78 65 74 81 81  
POP 12HR 5 20 20 20 50  
QPF 12HR 0 0 0.01 0 0.03  
SNOW 12HR 00-00 00-00 T 00-00 T  
SNOWSHWRS S S S S C C C C L L L  
 
DATE 04/14/21 THU 04/15/21 FRI 04/16/21 SAT 04/17/21 SUN 04/18/21  
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 33 23 33 23 34 22 39 24 44  
TEMP 27 30 25 24 29 30 26 24 30 31 27 24 34 37 28 25 38 41  
DEWPT 17 20 18 18 21 22 20 18 20 22 19 18 20 21 19 18 22 22  
PWIND DIR E E SE S E E S NE N  
WIND CHAR GN GN GN GN LT GN LT GN LT  
AVG CLOUDS BK OV OV OV OV OV BK BK BK BK BK SC SC SC SC FW FW FW  
POP 12HR 70 60 70 40 40 20 20 10 10  
SNOWSHWRS L L L L C L C S C C S S C S  
 

 
 
BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT  
 
DAY 1 THROUGH DAY 3...  
MAX/MIN TEMP OR MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE  
TEMP(F).............................AIR TEMPERATURE  
DEWPT(F)............................DEW POINT TEMPERATURE  
RH(%)...............................RELATIVE HUMIDITY  
WIND DIR(8 POINT COMPASS)...........WIND DIRECTION  
WIND SPD(MPH).......................WIND SPEED  
CLOUDS(CAT).........................CLOUD COVER CATEGORY  
CL.....CLEAR/SUNNY.......................0% TO =< 10%  
FW.....MOSTLY CLEAR/MOSTLY SUNNY......> 10% TO =< 30%  
SC.....PARTLY CLOUDY/PARTLY SUNNY.....> 30% TO =< 60%  
BK.....MOSTLY CLOUDY..................> 60% TO =< 80%  
OV.....CLOUDY.........................> 80% TO =< 100%  
CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE  
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION  
QPF 12HR(IN.).......................AMOUNT OF LIQUID PRECIPITATION  
SNOW 12HR(MIN-MAX - IN.)............RANGE OF SNOWFALL  
WEATHER...  
TYPE...  
RAIN...........RAIN  
RAIN SHWRS.....RAIN SHOWERS  
SPRINKLES......SPRINKLES  
TSTMS..........THUNDERSTORMS  
DRIZZLE........DRIZZLE  
SNOW...........SNOW  
SNOWSHWRS......SNOW SHOWERS  
FLURRIES.......SNOW FLURRIES  
SLEET..........SLEET  
FRZG RAIN......FREEZING RAIN  
FRZG DRZL......FREEZING DRIZZLE  
COVERAGE...  
IS.............ISOLATED  
SC.............SCATTERED  
NM.............NUMEROUS  
O..............OCCASIONAL  
S..............SLIGHT CHANCE  
C..............CHANCE  
L..............LIKELY  
WD.............WIDESPREAD  
D..............DEFINITE  
AR.............AREAS  
PA.............PATCHY  
OBVIS...............................OBSTRUCTION TO VISIBILITY  
F.......FOG  
PF......PATCHY FOG  
F+......DENSE FOG  
PF+.....PATCHY DENSE FOG  
H.......HAZE  
BS......BLOWING SNOW  
K.......SMOKE  
BD......BLOWING DUST  
VA......VOLCANIC ASH  
DAY 4 THROUGH DAY 7...  
MAX/MIN TEMP OR MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE  
TEMP(F).............................AIR TEMPERATURE  
DEWPT(F)............................DEW POINT TEMPERATURE  
PWIND DIR(8 POINT COMPASS)..........PREDOMINANT WIND DIRECTION IN 12HR PERIOD  
WIND CHAR(MAX SUSTAINED IN 12HR)....WIND CHARACTERISTIC  
LT.....LIGHT; < 8 MPH  
GN.....GENTLE; 8 - 14 MPH  
BZ.....BREEZY; 15 - 22 MPH  
WY.....WINDY; 23 - 30 MPH  
VW.....VERY WINDY; 31 - 39 MPH  
SD.....STRONG/DAMAGING; >= 40 MPH  
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY  
SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS  
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION  
WEATHER...  
SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS  
 
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