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 13-Apr-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 Sun Apr 13 2025 30F 28F / 61% W 14 G 20 MPH 8400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sun Apr 13 2025 28F 26F / 75% WNW 16 G 25 MPH 7500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sun Apr 13 2025 28F 25F / 77% WNW 18 G 29 MPH 6100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sun Apr 13 2025 27F 24F / 71% WNW 20 G 31 MPH 6000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sun Apr 13 2025 26F 23F / 56% WNW 20 G 32 MPH 5400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sun Apr 13 2025 27F 24F / 39% WNW 21 G 36 MPH 5400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sun Apr 13 2025 28F 25F / 37% WNW 26 G 40 MPH 5400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sun Apr 13 2025 26F 24F / 43% WNW 26 G 41 MPH 5400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sun Apr 13 2025 26F 25F / 26% W 29 G 41 MPH 5300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sun Apr 13 2025 28F 24F / 57% W 22 G 31 MPH 5500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sun Apr 13 2025 27F 23F / 37% W 18 G 25 MPH 5800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sun Apr 13 2025 30F 24F / 64% W 16 G 23 MPH 6000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sun Apr 13 2025 31F 23F / 72% WNW 14 G 18 MPH 6200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Sun Apr 13 2025 32F 24F / 85% WNW 12 G 17 MPH 6400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Sun Apr 13 2025 35F 25F / 84% WNW 10 G 18 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Sun Apr 13 2025 36F 27F / 72% WNW 11 G 17 MPH 6100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Sun Apr 13 2025 35F 26F / 60% WNW 11 G 18 MPH 6300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Sun Apr 13 2025 34F 27F / 49% WNW 13 G 20 MPH 6400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Sun Apr 13 2025 31F 26F / 55% WNW 15 G 22 MPH 6500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Sun Apr 13 2025 28F 24F / 54% WNW 14 G 21 MPH 6600 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Sun Apr 13 2025 25F 22F / 62% WNW 15 G 21 MPH 6500 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Sun Apr 13 2025 23F 21F / 54% WNW 19 G 26 MPH 6400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Sun Apr 13 2025 22F 21F / 49% SSE 23 G 30 MPH 6200 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Sun Apr 13 2025 21F 21F / 44% WNW 25 G 35 MPH 6100 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Mon Apr 14 2025 20F 19F / 51% WNW 25 G 35 MPH 6300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Mon Apr 14 2025 19F 20F / 44% NW 27 G 35 MPH 6000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Mon Apr 14 2025 20F 21F / 38% NW 25 G 35 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Mon Apr 14 2025 19F 20F / 41% NW 23 G 31 MPH 5700 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Mon Apr 14 2025 19F 20F / 42% ESE 21 G 29 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Mon Apr 14 2025 19F 21F / 39% NW 19 G 25 MPH 5500 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Mon Apr 14 2025 20F 22F / 37% NW 19 G 25 MPH 5500 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Mon Apr 14 2025 21F 22F / 39% NW 18 G 23 MPH 5400 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Mon Apr 14 2025 21F 22F / 35% NW 16 G 21 MPH 5300 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Mon Apr 14 2025 23F 23F / 33% NNW 15 G 19 MPH 5300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Mon Apr 14 2025 27F 25F / 39% NNW 13 G 17 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Mon Apr 14 2025 30F 27F / 43% NNW 10 G 14 MPH 5900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Mon Apr 14 2025 33F 28F / 51% NNW 7 G 11 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Mon Apr 14 2025 37F 31F / 62% WNW 5 G 9 MPH 6600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Mon Apr 14 2025 39F 32F / 61% WNW 6 G 10 MPH 6800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Mon Apr 14 2025 41F 33F / 55% W 6 G 9 MPH 7200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Mon Apr 14 2025 41F 34F / 53% WSW 7 G 13 MPH 7800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Mon Apr 14 2025 40F 35F / 46% SW 7 G 12 MPH 7900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Mon Apr 14 2025 38F 35F / 40% WSW 7 G 11 MPH 8100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Mon Apr 14 2025 36F 34F / 39% WSW 7 G 10 MPH 8300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Mon Apr 14 2025 34F 33F / 42% S 10 G 16 MPH 8400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Mon Apr 14 2025 31F 32F / 34% S 13 G 19 MPH 8400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Mon Apr 14 2025 31F 32F / 26% S 14 G 22 MPH 8500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Mon Apr 14 2025 31F 32F / 26% S 14 G 21 MPH 8400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Tue Apr 15 2025 31F 32F / 30% SSE 14 G 23 MPH 8300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0"