ALTA/LITTLE COTTONWOOD CANYON HRRR-DERIVED FORECAST GUIDANCE *************************************************************** * THIS IS AN EXPERIMENTAL, AUTOMATED, AND UNOFFICIAL FORECAST * *************************************************************** CREATED/MAINTAINED BY THE STEENBURGH GROUP DEPARTMENT OF ATMOSPHERIC SCIENCES UNIVERSITY OF UTAH Contact: jim.steenburgh@utah.edu WETBULBZERO, 1H QPF, ACCUM QPF DIRECTLY FROM HRRR COLLINS SNOW RATIO/H2O, MT BALDY T/RH, MT BALDY WIND, 1H SNOW, and ACCUM SNOW based on machine learning including UU RF SLR algorithm Based on 06Z 10-Mar-2025 intialized HRRR FORECAST HOURS 0-48 FHR VALID MOUNTAIN TIME COLLINS T MT BALDY T/RH MT BALDY WIND WETBULBZERO SLR/H2O 1H QPF / 1H SNOW / ACCUM QPF / ACCUM SNOW 0 12 AM Mon Mar 10 2025 26F 27F / 32% SW 21 G 33 MPH 6900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Mon Mar 10 2025 26F 27F / 37% SW 24 G 39 MPH 7200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Mon Mar 10 2025 27F 27F / 34% SW 24 G 41 MPH 7300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Mon Mar 10 2025 26F 26F / 33% SSW 26 G 43 MPH 7100 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Mon Mar 10 2025 26F 26F / 29% SW 28 G 44 MPH 6700 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Mon Mar 10 2025 26F 26F / 24% SW 29 G 46 MPH 6500 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Mon Mar 10 2025 26F 25F / 26% WSW 29 G 46 MPH 6400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Mon Mar 10 2025 25F 25F / 29% WSW 28 G 45 MPH 6200 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Mon Mar 10 2025 24F 24F / 26% WSW 28 G 42 MPH 6100 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Mon Mar 10 2025 25F 24F / 27% WSW 25 G 40 MPH 6100 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Mon Mar 10 2025 27F 25F / 29% WSW 24 G 39 MPH 6000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Mon Mar 10 2025 30F 26F / 29% SW 22 G 39 MPH 6200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Mon Mar 10 2025 33F 27F / 30% SW 21 G 37 MPH 6500 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Mon Mar 10 2025 35F 27F / 30% WSW 20 G 35 MPH 6900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Mon Mar 10 2025 36F 27F / 29% WSW 17 G 32 MPH 6900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Mon Mar 10 2025 37F 28F / 30% SW 17 G 31 MPH 7200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Mon Mar 10 2025 35F 28F / 33% SW 16 G 30 MPH 7300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Mon Mar 10 2025 36F 28F / 34% WSW 16 G 29 MPH 7300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Mon Mar 10 2025 33F 28F / 39% WSW 16 G 26 MPH 7400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Mon Mar 10 2025 30F 26F / 37% WSW 15 G 26 MPH 7400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Mon Mar 10 2025 28F 25F / 35% SW 17 G 30 MPH 7300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Mon Mar 10 2025 27F 25F / 39% SW 21 G 35 MPH 7400 FT 6:1 / 17% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Mon Mar 10 2025 27F 25F / 33% SW 22 G 38 MPH 7500 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Mon Mar 10 2025 26F 24F / 34% SSW 22 G 38 MPH 7200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Tue Mar 11 2025 26F 24F / 36% SW 22 G 40 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Tue Mar 11 2025 25F 24F / 41% SW 24 G 40 MPH 6500 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Tue Mar 11 2025 25F 24F / 40% SW 24 G 39 MPH 6300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Tue Mar 11 2025 24F 24F / 37% SW 23 G 38 MPH 6300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Tue Mar 11 2025 24F 23F / 37% SW 22 G 35 MPH 6300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Tue Mar 11 2025 24F 23F / 40% WSW 20 G 31 MPH 6100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Tue Mar 11 2025 24F 22F / 39% WSW 19 G 28 MPH 6100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Tue Mar 11 2025 24F 22F / 39% SW 19 G 29 MPH 6000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Tue Mar 11 2025 24F 22F / 40% SW 17 G 28 MPH 5900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Tue Mar 11 2025 23F 22F / 40% SW 18 G 30 MPH 5900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Tue Mar 11 2025 26F 23F / 37% SW 18 G 31 MPH 5800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Tue Mar 11 2025 30F 25F / 38% SW 17 G 30 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Tue Mar 11 2025 33F 25F / 37% SSW 17 G 32 MPH 6300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Tue Mar 11 2025 34F 26F / 42% SSW 17 G 33 MPH 6700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Tue Mar 11 2025 36F 26F / 48% SSW 15 G 28 MPH 6900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Tue Mar 11 2025 37F 28F / 44% SSW 14 G 29 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Tue Mar 11 2025 37F 28F / 44% SSW 13 G 28 MPH 7200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Tue Mar 11 2025 37F 28F / 45% SSW 14 G 28 MPH 7300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Tue Mar 11 2025 34F 27F / 40% SSW 15 G 28 MPH 7300 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Tue Mar 11 2025 29F 25F / 49% SSW 14 G 29 MPH 7200 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Tue Mar 11 2025 27F 24F / 45% SSW 16 G 32 MPH 7200 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Tue Mar 11 2025 26F 23F / 47% SSW 17 G 31 MPH 7100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Tue Mar 11 2025 25F 23F / 47% SSW 17 G 31 MPH 7000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Tue Mar 11 2025 24F 22F / 48% SSW 18 G 35 MPH 6900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Wed Mar 12 2025 24F 22F / 49% SSW 18 G 34 MPH 6700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0"