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 12Z 10-Feb-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 05 AM Mon Feb 10 2025 8F 7F / 52% W 23 G 34 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Mon Feb 10 2025 8F 7F / 52% W 21 G 31 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Mon Feb 10 2025 8F 7F / 50% W 21 G 31 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Mon Feb 10 2025 8F 7F / 50% W 22 G 31 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Mon Feb 10 2025 9F 7F / 48% W 20 G 30 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Mon Feb 10 2025 10F 8F / 48% WSW 17 G 25 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Mon Feb 10 2025 16F 10F / 47% WSW 16 G 25 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Mon Feb 10 2025 19F 11F / 43% WSW 16 G 23 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Mon Feb 10 2025 18F 11F / 49% WSW 15 G 24 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Mon Feb 10 2025 19F 12F / 46% WSW 14 G 25 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Mon Feb 10 2025 18F 11F / 50% WSW 16 G 25 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Mon Feb 10 2025 16F 10F / 56% WSW 15 G 27 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 12 05 PM Mon Feb 10 2025 15F 10F / 59% WSW 18 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 13 06 PM Mon Feb 10 2025 11F 7F / 59% WSW 19 G 30 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 14 07 PM Mon Feb 10 2025 10F 6F / 58% WSW 21 G 32 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 15 08 PM Mon Feb 10 2025 9F 6F / 54% WSW 23 G 35 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 16 09 PM Mon Feb 10 2025 8F 6F / 55% W 24 G 35 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 17 10 PM Mon Feb 10 2025 7F 5F / 53% W 25 G 37 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 18 11 PM Mon Feb 10 2025 7F 5F / 57% W 25 G 37 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 19 12 AM Tue Feb 11 2025 7F 5F / 58% W 26 G 36 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 20 01 AM Tue Feb 11 2025 6F 4F / 54% W 25 G 38 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 21 02 AM Tue Feb 11 2025 6F 3F / 57% W 25 G 34 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 22 03 AM Tue Feb 11 2025 6F 3F / 59% W 23 G 32 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 23 04 AM Tue Feb 11 2025 5F 3F / 62% W 21 G 32 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 24 05 AM Tue Feb 11 2025 5F 2F / 64% W 19 G 28 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 25 06 AM Tue Feb 11 2025 5F 2F / 70% W 19 G 28 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 26 07 AM Tue Feb 11 2025 5F 2F / 70% W 19 G 27 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 27 08 AM Tue Feb 11 2025 5F 1F / 67% W 17 G 26 MPH ≤ KSLC 22:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 28 09 AM Tue Feb 11 2025 6F 2F / 73% W 16 G 25 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 29 10 AM Tue Feb 11 2025 6F 2F / 75% W 15 G 18 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 30 11 AM Tue Feb 11 2025 10F 4F / 83% WSW 11 G 18 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 31 12 PM Tue Feb 11 2025 11F 4F / 94% WSW 10 G 17 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 32 01 PM Tue Feb 11 2025 11F 3F / 98% WSW 12 G 17 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 33 02 PM Tue Feb 11 2025 10F 2F / 96% WSW 11 G 16 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 34 03 PM Tue Feb 11 2025 9F 1F / 96% W 11 G 16 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 35 04 PM Tue Feb 11 2025 8F 0F / 98% W 14 G 21 MPH ≤ KSLC 17:1 / 6% 0.01" / 0.2" 0.01" / 0.2" 36 05 PM Tue Feb 11 2025 6F -1F / 97% W 16 G 25 MPH ≤ KSLC 16:1 / 6% 0.01" / 0.2" 0.02" / 0.4" 37 06 PM Tue Feb 11 2025 4F -2F / 93% W 15 G 24 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 38 07 PM Tue Feb 11 2025 3F -3F / 90% W 17 G 27 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 39 08 PM Tue Feb 11 2025 1F -3F / 83% WNW 21 G 31 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 40 09 PM Tue Feb 11 2025 1F -5F / 89% WNW 21 G 31 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 41 10 PM Tue Feb 11 2025 0F -6F / 89% WNW 25 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 42 11 PM Tue Feb 11 2025 0F -6F / 81% WNW 22 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 43 12 AM Wed Feb 12 2025 -1F -7F / 80% WNW 23 G 31 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 44 01 AM Wed Feb 12 2025 -3F -8F / 85% WNW 23 G 32 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 45 02 AM Wed Feb 12 2025 -3F -9F / 90% WNW 20 G 29 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 46 03 AM Wed Feb 12 2025 -3F -7F / 89% WNW 19 G 27 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 47 04 AM Wed Feb 12 2025 -3F -8F / 84% WNW 19 G 26 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4" 48 05 AM Wed Feb 12 2025 -4F -8F / 82% WNW 20 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.02" / 0.4"