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 24-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 24 2025 28F 24F / 84% WNW 30 G 46 MPH 8400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Mon Mar 24 2025 28F 24F / 82% WNW 32 G 49 MPH 8000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Mon Mar 24 2025 28F 25F / 80% WNW 32 G 48 MPH 7900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Mon Mar 24 2025 28F 25F / 83% WNW 30 G 46 MPH 7700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Mon Mar 24 2025 28F 24F / 84% WNW 27 G 41 MPH 7700 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Mon Mar 24 2025 27F 24F / 86% WNW 24 G 37 MPH 8200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Mon Mar 24 2025 27F 24F / 87% WNW 24 G 36 MPH 7900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Mon Mar 24 2025 26F 23F / 88% WNW 22 G 34 MPH 8100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Mon Mar 24 2025 26F 24F / 85% WNW 21 G 33 MPH 8400 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Mon Mar 24 2025 27F 24F / 86% WNW 22 G 31 MPH 8400 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Mon Mar 24 2025 30F 27F / 88% WNW 21 G 32 MPH 7800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Mon Mar 24 2025 33F 27F / 88% WNW 20 G 32 MPH 8600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Mon Mar 24 2025 35F 28F / 85% WNW 20 G 30 MPH 8600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Mon Mar 24 2025 37F 29F / 82% WNW 19 G 30 MPH 8600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Mon Mar 24 2025 38F 30F / 80% WNW 19 G 29 MPH 8700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Mon Mar 24 2025 38F 30F / 82% WNW 19 G 28 MPH 8900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Mon Mar 24 2025 38F 31F / 81% WNW 19 G 29 MPH 9100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Mon Mar 24 2025 36F 30F / 78% WNW 20 G 30 MPH 9100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Mon Mar 24 2025 34F 31F / 76% WNW 20 G 30 MPH 9100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Mon Mar 24 2025 33F 29F / 72% WNW 20 G 29 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Mon Mar 24 2025 31F 28F / 72% WNW 20 G 29 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Mon Mar 24 2025 31F 29F / 65% WNW 19 G 28 MPH 9500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Mon Mar 24 2025 31F 29F / 65% WNW 20 G 28 MPH 9700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Mon Mar 24 2025 31F 29F / 66% WNW 20 G 30 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Tue Mar 25 2025 30F 29F / 66% WNW 21 G 30 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Tue Mar 25 2025 30F 28F / 63% NW 21 G 31 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Tue Mar 25 2025 30F 28F / 60% NW 20 G 27 MPH 9700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Tue Mar 25 2025 30F 28F / 61% WNW 19 G 28 MPH 9600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Tue Mar 25 2025 29F 27F / 63% NW 19 G 28 MPH 9300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Tue Mar 25 2025 29F 28F / 63% WNW 19 G 27 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Tue Mar 25 2025 29F 27F / 67% NW 19 G 27 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Tue Mar 25 2025 28F 27F / 69% ESE 17 G 25 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Tue Mar 25 2025 28F 27F / 63% NW 18 G 25 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Tue Mar 25 2025 29F 28F / 62% WNW 18 G 24 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Tue Mar 25 2025 31F 29F / 64% WNW 15 G 23 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Tue Mar 25 2025 36F 31F / 66% NW 15 G 22 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Tue Mar 25 2025 38F 32F / 62% WNW 13 G 20 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Tue Mar 25 2025 40F 34F / 57% WNW 11 G 18 MPH 9100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Tue Mar 25 2025 41F 35F / 56% WNW 11 G 17 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Tue Mar 25 2025 43F 35F / 60% WNW 10 G 15 MPH 9300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Tue Mar 25 2025 42F 36F / 65% WNW 9 G 15 MPH 9400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Tue Mar 25 2025 41F 36F / 66% WNW 7 G 13 MPH 9300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Tue Mar 25 2025 38F 36F / 61% WNW 7 G 9 MPH 9300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Tue Mar 25 2025 36F 35F / 41% W 9 G 11 MPH 9200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Tue Mar 25 2025 35F 35F / 34% WSW 8 G 12 MPH 9300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Tue Mar 25 2025 34F 35F / 27% SW 10 G 14 MPH 9400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Tue Mar 25 2025 35F 35F / 26% SW 11 G 17 MPH 9800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Tue Mar 25 2025 34F 36F / 32% SSW 13 G 20 MPH 9600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Wed Mar 26 2025 35F 35F / 36% S 15 G 25 MPH 9700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0"