GREAT SALT LAKE-EFFECT FORECAST OUTPUT ************************************************************** * THIS IS AN EXPERIMENTAL, AUTOMATED AND UNOFFICIAL FORECAST * ************************************************************** CREATED/MAINTAINED BY TREVOR ALCOTT AND JIM STEENBURGH LAST UPDATE: 09:32:40 MDT 2019-08-18 For more on GSL temperatures: http://home.chpc.utah.edu/~u0198116/AVHRR/gsltemp.html 7-DAY MEAN GREAT SALT LAKE TEMPERATURE FROM AVHRR 25.0 C CLIMATOLOGICAL LAKE TEMPERATURE 25.9 C LAKE TEMPERATURE USED IN CALCULATIONS 25.5 C 08-18-2019 12Z NAM12 LAKE-700 FHR VALID TIME WETBULBZERO T700 LAKE-700 EXCESS RH850-700 WIND700 LAPSE700-500 GSLE PROB (%) AFFECTED AREAS 0 SUN 6 AM 12600 FT 13.0 C 12.5 C 0.0 C 27% WSW 12 KT 7.3 C/KM 0% 3 SUN 9 AM 12500 FT 12.7 C 12.8 C 0.0 C 28% WSW 14 KT 7.1 C/KM 0% 6 SUN 12 PM 12600 FT 13.6 C 11.9 C 0.0 C 22% WSW 17 KT 7.3 C/KM 0% 9 SUN 3 PM 13100 FT 14.2 C 11.3 C 0.0 C 19% SSW 9 KT 7.4 C/KM 0% 12 SUN 6 PM 13600 FT 15.3 C 10.2 C 0.0 C 16% SSW 8 KT 8.4 C/KM 0% 15 SUN 9 PM 13300 FT 15.8 C 9.7 C 0.0 C 12% SSW 13 KT 8.8 C/KM 0% 18 MON 12 AM 12700 FT 15.4 C 10.1 C 0.0 C 9% SSW 15 KT 8.4 C/KM 0% 21 MON 3 AM 11600 FT 14.5 C 11.0 C 0.0 C 10% SSW 26 KT 8.0 C/KM 0% 24 MON 6 AM 12400 FT 13.3 C 12.2 C 0.0 C 12% SSW 29 KT 7.4 C/KM 0% 27 MON 9 AM 11100 FT 11.7 C 13.8 C 0.0 C 16% SW 20 KT 6.5 C/KM 0% 30 MON 12 PM 11700 FT 12.1 C 13.3 C 0.0 C 14% SW 18 KT 6.8 C/KM 0% 33 MON 3 PM 11900 FT 13.1 C 12.4 C 0.0 C 12% SSW 14 KT 7.0 C/KM 0% 36 MON 6 PM 12300 FT 14.0 C 11.4 C 0.0 C 10% SSW 14 KT 7.2 C/KM 0% 39 MON 9 PM 12600 FT 14.6 C 10.9 C 0.0 C 10% SW 13 KT 7.3 C/KM 0% 42 TUE 12 AM 12500 FT 14.3 C 11.2 C 0.0 C 11% SW 14 KT 7.3 C/KM 0% 45 TUE 3 AM 12300 FT 14.1 C 11.4 C 0.0 C 11% SW 14 KT 7.3 C/KM 0% 48 TUE 6 AM 12300 FT 13.6 C 11.9 C 0.0 C 12% WSW 9 KT 7.1 C/KM 0% 51 TUE 9 AM 12200 FT 13.1 C 12.3 C 0.0 C 13% SW 7 KT 7.1 C/KM 0% 54 TUE 12 PM 12000 FT 12.9 C 12.5 C 0.0 C 13% SSW 9 KT 6.9 C/KM 0% 57 TUE 3 PM 11800 FT 13.3 C 12.2 C 0.0 C 12% SSW 8 KT 7.0 C/KM 0% 60 TUE 6 PM 12900 FT 14.8 C 10.7 C 0.0 C 11% SSW 8 KT 7.5 C/KM 0% 63 TUE 9 PM 13200 FT 15.1 C 10.3 C 0.0 C 12% SSW 4 KT 7.9 C/KM 0% 66 WED 12 AM 12700 FT 15.0 C 10.5 C 0.0 C 12% WSW 4 KT 8.2 C/KM 0% 69 WED 3 AM 13000 FT 15.1 C 10.3 C 0.0 C 12% WSW 7 KT 8.2 C/KM 0% 72 WED 6 AM 13000 FT 14.7 C 10.8 C 0.0 C 11% WSW 6 KT 8.0 C/KM 0% 75 WED 9 AM 13000 FT 14.6 C 10.9 C 0.0 C 11% WSW 4 KT 7.8 C/KM 0% 78 WED 12 PM 13000 FT 14.9 C 10.5 C 0.0 C 11% SSW 4 KT 8.0 C/KM 0% 81 WED 3 PM 12600 FT 15.4 C 10.1 C 0.0 C 12% SW 6 KT 8.0 C/KM 0% 84 WED 6 PM 13000 FT 16.4 C 9.0 C 0.0 C 11% SW 5 KT 8.3 C/KM 0% 08-18-2019 06Z GFS LAKE-700 FHR VALID TIME WETBULBZERO T700 LAKE-700 EXCESS RH850-700 WIND700 LAPSE700-500 GSLE PROB (%) AFFECTED AREAS 0 SUN 12 AM 13800 FT 13.0 C 12.5 C 0.0 C 19% W 16 KT 7.3 C/KM 0% 3 SUN 3 AM 12600 FT 12.5 C 12.9 C 0.0 C 17% WNW 16 KT 7.3 C/KM 0% 6 SUN 6 AM 12300 FT 12.4 C 13.1 C 0.0 C 20% W 15 KT 7.0 C/KM 0% 9 SUN 9 AM 12500 FT 12.0 C 13.5 C 0.0 C 21% WSW 15 KT 6.5 C/KM 0% 12 SUN 12 PM 12600 FT 12.9 C 12.5 C 0.0 C 21% WSW 19 KT 7.0 C/KM 0% 15 SUN 3 PM 13000 FT 14.6 C 10.9 C 0.0 C 16% SW 14 KT 7.9 C/KM 0% 18 SUN 6 PM 13100 FT 15.7 C 9.8 C 0.0 C 13% WSW 15 KT 8.3 C/KM 0% 21 SUN 9 PM 13000 FT 16.4 C 9.1 C 0.0 C 10% SSW 18 KT 9.1 C/KM 0% 24 MON 12 AM 13000 FT 16.2 C 9.3 C 0.0 C 11% SSW 18 KT 9.2 C/KM 0% 27 MON 3 AM 12900 FT 15.3 C 10.1 C 0.0 C 15% SSW 22 KT 9.0 C/KM 0% 30 MON 6 AM 12800 FT 13.4 C 12.1 C 0.0 C 16% SSW 29 KT 8.3 C/KM 0% 33 MON 9 AM 11700 FT 13.2 C 12.2 C 0.0 C 13% SW 13 KT 7.4 C/KM 0% 36 MON 12 PM 11800 FT 12.4 C 13.1 C 0.0 C 15% SSW 9 KT 6.8 C/KM 0% 39 MON 3 PM 12300 FT 13.7 C 11.8 C 0.0 C 12% SSW 13 KT 7.2 C/KM 0% 42 MON 6 PM 12300 FT 14.3 C 11.1 C 0.0 C 10% SSW 12 KT 7.3 C/KM 0% 45 MON 9 PM 12300 FT 14.7 C 10.8 C 0.0 C 10% SW 9 KT 7.5 C/KM 0% 48 TUE 12 AM 12100 FT 14.7 C 10.8 C 0.0 C 9% SSW 10 KT 7.5 C/KM 0% 51 TUE 3 AM 12200 FT 14.5 C 11.0 C 0.0 C 10% WSW 14 KT 7.9 C/KM 0% 54 TUE 6 AM 12400 FT 14.4 C 11.1 C 0.0 C 13% SW 12 KT 7.8 C/KM 0% 57 TUE 9 AM 12400 FT 13.5 C 12.0 C 0.0 C 14% S 6 KT 7.2 C/KM 0% 60 TUE 12 PM 12100 FT 13.0 C 12.5 C 0.0 C 13% S 11 KT 7.0 C/KM 0% 63 TUE 3 PM 12800 FT 14.7 C 10.8 C 0.0 C 12% SSW 12 KT 7.6 C/KM 0% 66 TUE 6 PM 12900 FT 15.4 C 10.1 C 0.0 C 11% SW 10 KT 7.8 C/KM 0% 69 TUE 9 PM 12800 FT 15.4 C 10.1 C 0.0 C 11% SW 8 KT 7.8 C/KM 0% 72 WED 12 AM 12800 FT 15.3 C 10.1 C 0.0 C 11% SW 10 KT 7.9 C/KM 0% 75 WED 3 AM 12700 FT 15.2 C 10.3 C 0.0 C 12% WSW 14 KT 8.0 C/KM 0% 78 WED 6 AM 12800 FT 15.1 C 10.3 C 0.0 C 11% W 13 KT 8.2 C/KM 0% 81 WED 9 AM 12900 FT 15.1 C 10.4 C 0.0 C 11% WNW 7 KT 8.6 C/KM 0% 84 WED 12 PM 13000 FT 15.3 C 10.2 C 0.0 C 12% W 4 KT 8.4 C/KM 0% 87 WED 3 PM 13100 FT 15.9 C 9.6 C 0.0 C 11% WSW 7 KT 8.4 C/KM 0% 90 WED 6 PM 13600 FT 16.5 C 9.0 C 0.0 C 10% WSW 11 KT 8.4 C/KM 0% 93 WED 9 PM 13400 FT 16.4 C 9.0 C 0.0 C 10% W 13 KT 8.3 C/KM 0% 96 THU 12 AM 13000 FT 16.8 C 8.7 C 0.0 C 10% W 6 KT 8.6 C/KM 0% 99 THU 3 AM 12800 FT 16.1 C 9.4 C 0.0 C 11% W 4 KT 8.4 C/KM 0% 102 THU 6 AM 13000 FT 15.7 C 9.8 C 0.0 C 12% NW 8 KT 8.4 C/KM 0% 105 THU 9 AM 13100 FT 15.6 C 9.8 C 0.0 C 12% NNW 4 KT 8.5 C/KM 0% 108 THU 12 PM 13200 FT 15.8 C 9.7 C 0.0 C 12% W 6 KT 8.7 C/KM 0% 111 THU 3 PM 13300 FT 16.7 C 8.7 C 0.0 C 11% W 10 KT 9.0 C/KM 0% 114 THU 6 PM 13400 FT 17.4 C 8.1 C 0.0 C 10% WNW 9 KT 8.9 C/KM 0% 117 THU 9 PM 13500 FT 17.7 C 7.8 C 0.0 C 10% WSW 9 KT 8.8 C/KM 0% 120 FRI 12 AM 13800 FT 17.1 C 8.4 C 0.0 C 10% WNW 5 KT 8.5 C/KM 0% 123 FRI 3 AM 13800 FT 17.0 C 8.5 C 0.0 C 11% WSW 3 KT 9.0 C/KM 0% 126 FRI 6 AM 13600 FT 16.9 C 8.5 C 0.0 C 11% W 6 KT 9.0 C/KM 0% 129 FRI 9 AM 13500 FT 16.7 C 8.7 C 0.0 C 12% WSW 8 KT 9.1 C/KM 0% 132 FRI 12 PM 13500 FT 16.8 C 8.7 C 0.0 C 13% WSW 5 KT 9.1 C/KM 0% 135 FRI 3 PM 13600 FT 17.2 C 8.2 C 0.0 C 12% SW 9 KT 9.1 C/KM 0% 138 FRI 6 PM 13600 FT 17.8 C 7.6 C 0.0 C 11% W 8 KT 9.0 C/KM 0% 141 FRI 9 PM 13500 FT 18.0 C 7.4 C 0.0 C 9% WNW 6 KT 8.9 C/KM 0% 144 SAT 12 AM 14100 FT 18.0 C 7.5 C 0.0 C 10% NNW 5 KT 9.1 C/KM 0% 147 SAT 3 AM 14000 FT 17.7 C 7.8 C 0.0 C 10% NW 6 KT 9.3 C/KM 0% 150 SAT 6 AM 13500 FT 17.3 C 8.2 C 0.0 C 12% WNW 7 KT 9.3 C/KM 0% 153 SAT 9 AM 13600 FT 17.0 C 8.5 C 0.0 C 14% SSW 7 KT 9.2 C/KM 0% 156 SAT 12 PM 13700 FT 17.0 C 8.5 C 0.0 C 14% WSW 8 KT 9.1 C/KM 0% 159 SAT 3 PM 13700 FT 17.6 C 7.9 C 0.0 C 13% WNW 9 KT 9.1 C/KM 0% 162 SAT 6 PM 13700 FT 17.5 C 8.0 C 0.0 C 11% WNW 14 KT 8.6 C/KM 0% 165 SAT 9 PM 14000 FT 17.7 C 7.8 C 0.0 C 11% NW 4 KT 8.5 C/KM 0% 168 SUN 12 AM 13900 FT 17.3 C 8.1 C 0.0 C 12% W 6 KT 8.1 C/KM 0% 171 SUN 3 AM 14000 FT 16.9 C 8.6 C 0.0 C 15% NW 11 KT 8.2 C/KM 0% 174 SUN 6 AM 13500 FT 16.1 C 9.4 C 0.0 C 17% WNW 10 KT 8.4 C/KM 0% 177 SUN 9 AM 13300 FT 15.2 C 10.3 C 0.0 C 18% NW 11 KT 8.0 C/KM 0% 180 SUN 12 PM 13300 FT 15.2 C 10.2 C 0.0 C 17% WNW 12 KT 7.2 C/KM 0%