GREAT SALT LAKE-EFFECT FORECAST OUTPUT ************************************************************** * THIS IS AN EXPERIMENTAL, AUTOMATED AND UNOFFICIAL FORECAST * ************************************************************** CREATED/MAINTAINED BY TREVOR ALCOTT AND JIM STEENBURGH LAST UPDATE: 15:30:33 MST 2022-01-17 For more on GSL temperatures: http://home.chpc.utah.edu/~u0198116/AVHRR/gsltemp.html 7-DAY MEAN GREAT SALT LAKE TEMPERATURE FROM AVHRR 0.6 C CLIMATOLOGICAL LAKE TEMPERATURE 0.3 C LAKE TEMPERATURE USED IN CALCULATIONS 0.4 C 01-17-2022 18Z NAM12 LAKE-700 FHR VALID TIME WETBULBZERO T700 LAKE-700 EXCESS RH850-700 WIND700 LAPSE700-500 GSLE PROB (%) AFFECTED AREAS 0 MON 11 AM 0 FT 0.8 C -0.4 C 0.0 C 37% WSW 6 KT 6.8 C/KM 0% 3 MON 2 PM 0 FT 0.5 C -0.1 C 0.0 C 45% WSW 8 KT 6.9 C/KM 0% 6 MON 5 PM 0 FT 0.7 C -0.2 C 0.0 C 44% W 7 KT 7.2 C/KM 0% 9 MON 8 PM 0 FT 0.5 C -0.1 C 0.0 C 43% SW 7 KT 7.3 C/KM 0% 12 MON 11 PM 0 FT -0.3 C 0.7 C 0.0 C 55% SW 13 KT 7.2 C/KM 0% 15 TUE 2 AM 0 FT -1.8 C 2.3 C 0.0 C 55% W 15 KT 6.5 C/KM 0% 18 TUE 5 AM 0 FT -2.5 C 2.9 C 0.0 C 58% W 14 KT 6.5 C/KM 0% 21 TUE 8 AM 0 FT -3.6 C 4.0 C 0.0 C 66% W 10 KT 6.3 C/KM 0% 24 TUE 11 AM 0 FT -4.7 C 5.1 C 0.0 C 72% WNW 10 KT 6.1 C/KM 0% 27 TUE 2 PM 0 FT -4.9 C 5.3 C 0.0 C 68% NW 10 KT 6.2 C/KM 0% 30 TUE 5 PM 0 FT -4.7 C 5.1 C 0.0 C 71% NNW 11 KT 6.3 C/KM 0% 33 TUE 8 PM 0 FT -4.6 C 5.0 C 0.0 C 72% NNW 12 KT 6.4 C/KM 0% 36 TUE 11 PM 0 FT -5.7 C 6.1 C 0.0 C 81% NW 13 KT 6.3 C/KM 0% 39 WED 2 AM 0 FT -7.3 C 7.7 C 0.0 C 88% NW 12 KT 6.1 C/KM 0% 42 WED 5 AM 0 FT -8.4 C 8.9 C 0.0 C 94% NW 14 KT 5.8 C/KM 0% 45 WED 8 AM 0 FT -8.0 C 8.4 C 0.0 C 97% NNW 13 KT 6.0 C/KM 0% 48 WED 11 AM 0 FT -6.9 C 7.3 C 0.0 C 94% NW 11 KT 6.3 C/KM 0% 51 WED 2 PM 0 FT -6.4 C 6.9 C 0.0 C 93% NW 14 KT 6.3 C/KM 0% 54 WED 5 PM 0 FT -7.2 C 7.6 C 0.0 C 93% NW 12 KT 5.7 C/KM 0% 57 WED 8 PM 0 FT -7.4 C 7.8 C 0.0 C 92% NW 10 KT 6.0 C/KM 0% 60 WED 11 PM 0 FT -7.1 C 7.5 C 0.0 C 87% N 9 KT 5.3 C/KM 0% 63 THU 2 AM 0 FT -6.6 C 7.0 C 0.0 C 87% N 12 KT 5.0 C/KM 0% 66 THU 5 AM 0 FT -5.8 C 6.2 C 0.0 C 87% N 17 KT 5.1 C/KM 0% 69 THU 8 AM 0 FT -4.9 C 5.3 C 0.0 C 84% NNW 16 KT 4.9 C/KM 0% 72 THU 11 AM 0 FT -4.2 C 4.6 C 0.0 C 77% NNW 17 KT 5.2 C/KM 0% 75 THU 2 PM 0 FT -3.4 C 3.8 C 0.0 C 70% NNW 13 KT 5.7 C/KM 0% 78 THU 5 PM 0 FT -3.0 C 3.4 C 0.0 C 65% NW 13 KT 5.7 C/KM 0% 81 THU 8 PM 0 FT -3.4 C 3.8 C 0.0 C 66% WNW 16 KT 5.7 C/KM 0% 84 THU 11 PM 0 FT -4.3 C 4.8 C 0.0 C 71% WNW 21 KT 5.8 C/KM 0% 01-17-2022 12Z GFS LAKE-700 FHR VALID TIME WETBULBZERO T700 LAKE-700 EXCESS RH850-700 WIND700 LAPSE700-500 GSLE PROB (%) AFFECTED AREAS 0 MON 5 AM 0 FT 0.5 C -0.1 C 0.0 C 28% WNW 11 KT 6.7 C/KM 0% 3 MON 8 AM 0 FT 0.3 C 0.1 C 0.0 C 26% WNW 8 KT 6.9 C/KM 0% 6 MON 11 AM 0 FT 0.8 C -0.4 C 0.0 C 24% W 7 KT 7.3 C/KM 0% 9 MON 2 PM 0 FT 0.9 C -0.5 C 0.0 C 26% WSW 8 KT 7.5 C/KM 0% 12 MON 5 PM 0 FT 0.3 C 0.1 C 0.0 C 27% WSW 8 KT 7.3 C/KM 0% 15 MON 8 PM 0 FT -0.4 C 0.8 C 0.0 C 30% SW 9 KT 7.1 C/KM 0% 18 MON 11 PM 0 FT -1.9 C 2.3 C 0.0 C 27% WSW 10 KT 6.8 C/KM 0% 21 TUE 2 AM 0 FT -2.6 C 3.0 C 0.0 C 28% WSW 13 KT 6.5 C/KM 0% 24 TUE 5 AM 0 FT -3.6 C 4.0 C 0.0 C 31% WNW 12 KT 6.2 C/KM 0% 27 TUE 8 AM 0 FT -4.2 C 4.6 C 0.0 C 35% WNW 12 KT 6.3 C/KM 0% 30 TUE 11 AM 0 FT -4.9 C 5.3 C 0.0 C 37% WNW 15 KT 6.3 C/KM 0% 33 TUE 2 PM 4200 FT -5.2 C 5.7 C 0.0 C 40% WNW 13 KT 6.5 C/KM 0% 36 TUE 5 PM 0 FT -5.0 C 5.5 C 0.0 C 39% NW 14 KT 6.6 C/KM 0% 39 TUE 8 PM 0 FT -5.5 C 5.9 C 0.0 C 44% NW 17 KT 6.4 C/KM 0% 42 TUE 11 PM 0 FT -6.3 C 6.8 C 0.0 C 50% NW 16 KT 6.4 C/KM 0% 45 WED 2 AM 0 FT -6.6 C 7.0 C 0.0 C 55% NW 17 KT 6.7 C/KM 0% 48 WED 5 AM 0 FT -7.2 C 7.6 C 0.0 C 62% NW 22 KT 6.5 C/KM 0% 51 WED 8 AM 0 FT -7.0 C 7.4 C 0.0 C 65% WNW 24 KT 6.8 C/KM 0% 54 WED 11 AM 0 FT -7.8 C 8.2 C 0.0 C 70% WNW 21 KT 6.2 C/KM 0% 57 WED 2 PM 4400 FT -7.5 C 8.0 C 0.0 C 67% WNW 19 KT 6.0 C/KM 0% 60 WED 5 PM 0 FT -7.7 C 8.1 C 0.0 C 65% WNW 19 KT 5.7 C/KM 0% 63 WED 8 PM 0 FT -7.9 C 8.4 C 0.0 C 64% NW 19 KT 5.8 C/KM 0% 66 WED 11 PM 0 FT -8.9 C 9.3 C 0.0 C 68% WNW 21 KT 5.5 C/KM 0% 69 THU 2 AM 0 FT -9.2 C 9.7 C 0.0 C 76% NW 17 KT 4.7 C/KM 0% 72 THU 5 AM 0 FT -8.0 C 8.4 C 0.0 C 77% NW 15 KT 4.6 C/KM 0% 75 THU 8 AM 0 FT -6.6 C 7.0 C 0.0 C 76% NW 16 KT 4.6 C/KM 0% 78 THU 11 AM 0 FT -6.3 C 6.7 C 0.0 C 78% NW 18 KT 4.4 C/KM 0% 81 THU 2 PM 4600 FT -6.9 C 7.3 C 0.0 C 79% NW 23 KT 4.3 C/KM 0% 84 THU 5 PM 4400 FT -5.5 C 5.9 C 0.0 C 96% NW 30 KT 5.1 C/KM 0% 87 THU 8 PM 4600 FT -5.8 C 6.2 C 0.0 C 97% NW 29 KT 5.4 C/KM 0% 90 THU 11 PM 5500 FT -8.0 C 8.4 C 0.0 C 94% WNW 24 KT 5.3 C/KM 0% 93 FRI 2 AM 5600 FT -8.0 C 8.4 C 0.0 C 95% WNW 31 KT 5.8 C/KM 0% 96 FRI 5 AM 5400 FT -8.0 C 8.4 C 0.0 C 97% NW 32 KT 6.4 C/KM 0% 99 FRI 8 AM 5200 FT -9.3 C 9.7 C 0.0 C 97% NW 17 KT 6.6 C/KM 0% 102 FRI 11 AM 5000 FT -9.9 C 10.3 C 0.0 C 83% NNE 23 KT 7.5 C/KM 0% 105 FRI 2 PM 5100 FT -9.8 C 10.2 C 0.0 C 86% NNE 13 KT 8.0 C/KM 0% 108 FRI 5 PM 4900 FT -10.0 C 10.4 C 0.0 C 70% NE 19 KT 6.8 C/KM 0% 111 FRI 8 PM 0 FT -9.0 C 9.4 C 0.0 C 66% NE 20 KT 5.8 C/KM 0% 114 FRI 11 PM 0 FT -8.3 C 8.7 C 0.0 C 62% NNE 16 KT 6.1 C/KM 0% 117 SAT 2 AM 0 FT -7.2 C 7.6 C 0.0 C 58% NNE 10 KT 6.0 C/KM 0% 120 SAT 5 AM 0 FT -6.4 C 6.9 C 0.0 C 56% N 9 KT 5.7 C/KM 0% 123 SAT 8 AM 0 FT -6.2 C 6.6 C 0.0 C 56% NNW 13 KT 5.1 C/KM 0% 126 SAT 11 AM 0 FT -6.1 C 6.5 C 0.0 C 55% NNW 15 KT 4.7 C/KM 0% 129 SAT 2 PM 0 FT -5.5 C 5.9 C 0.0 C 48% N 14 KT 4.9 C/KM 0% 132 SAT 5 PM 0 FT -4.0 C 4.4 C 0.0 C 46% NNE 11 KT 5.6 C/KM 0% 135 SAT 8 PM 0 FT -2.7 C 3.1 C 0.0 C 49% NNE 10 KT 5.9 C/KM 0% 138 SAT 11 PM 0 FT -2.5 C 2.9 C 0.0 C 50% N 9 KT 5.8 C/KM 0% 141 SUN 2 AM 0 FT -2.7 C 3.1 C 0.0 C 51% NW 11 KT 5.6 C/KM 0% 144 SUN 5 AM 0 FT -2.5 C 2.9 C 0.0 C 46% NW 15 KT 5.4 C/KM 0% 147 SUN 8 AM 0 FT -2.4 C 2.8 C 0.0 C 49% NNW 15 KT 5.0 C/KM 0% 150 SUN 11 AM 0 FT -1.9 C 2.3 C 0.0 C 48% NNW 15 KT 5.2 C/KM 0% 153 SUN 2 PM 0 FT -1.0 C 1.5 C 0.0 C 48% N 18 KT 5.5 C/KM 0% 156 SUN 5 PM 0 FT -1.0 C 1.4 C 0.0 C 46% N 18 KT 5.6 C/KM 0% 159 SUN 8 PM 0 FT -0.9 C 1.3 C 0.0 C 46% N 16 KT 5.4 C/KM 0% 162 SUN 11 PM 0 FT -1.2 C 1.6 C 0.0 C 46% N 16 KT 5.5 C/KM 0% 165 MON 2 AM 0 FT -1.6 C 2.0 C 0.0 C 46% N 11 KT 5.5 C/KM 0% 168 MON 5 AM 0 FT -1.5 C 1.9 C 0.0 C 44% NNW 8 KT 5.7 C/KM 0% 171 MON 8 AM 0 FT -1.6 C 2.0 C 0.0 C 44% NW 9 KT 5.7 C/KM 0% 174 MON 11 AM 0 FT -2.1 C 2.5 C 0.0 C 45% WNW 10 KT 5.5 C/KM 0% 177 MON 2 PM 0 FT -2.6 C 3.0 C 0.0 C 43% WNW 12 KT 5.3 C/KM 0% 180 MON 5 PM 0 FT -2.0 C 2.4 C 0.0 C 42% NNW 11 KT 5.3 C/KM 0%