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 00Z 11-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 PM Mon Feb 10 2025 16F 10F / 50% WSW 17 G 26 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 1 06 PM Mon Feb 10 2025 11F 7F / 56% WSW 17 G 26 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 2 07 PM Mon Feb 10 2025 9F 6F / 57% WSW 19 G 28 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 3 08 PM Mon Feb 10 2025 9F 6F / 52% W 21 G 31 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 4 09 PM Mon Feb 10 2025 7F 5F / 55% W 23 G 35 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 5 10 PM Mon Feb 10 2025 7F 5F / 55% W 24 G 36 MPH ≤ KSLC 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 6 11 PM Mon Feb 10 2025 7F 5F / 56% W 24 G 36 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 7 12 AM Tue Feb 11 2025 7F 5F / 58% W 24 G 36 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 8 01 AM Tue Feb 11 2025 7F 4F / 56% W 24 G 35 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 9 02 AM Tue Feb 11 2025 6F 4F / 61% W 23 G 36 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 10 03 AM Tue Feb 11 2025 6F 3F / 63% W 22 G 35 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 11 04 AM Tue Feb 11 2025 7F 3F / 65% WSW 23 G 34 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 12 05 AM Tue Feb 11 2025 6F 3F / 69% WSW 22 G 33 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 13 06 AM Tue Feb 11 2025 6F 3F / 71% W 21 G 30 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 14 07 AM Tue Feb 11 2025 7F 3F / 72% WSW 21 G 30 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 15 08 AM Tue Feb 11 2025 6F 3F / 68% WSW 18 G 28 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 16 09 AM Tue Feb 11 2025 7F 3F / 66% WSW 18 G 25 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 17 10 AM Tue Feb 11 2025 8F 3F / 72% WSW 14 G 22 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 18 11 AM Tue Feb 11 2025 11F 4F / 80% WSW 12 G 20 MPH ≤ KSLC 22:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 19 12 PM Tue Feb 11 2025 12F 4F / 88% WSW 10 G 16 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 20 01 PM Tue Feb 11 2025 11F 3F / 94% WSW 11 G 19 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 21 02 PM Tue Feb 11 2025 10F 2F / 97% W 13 G 20 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 22 03 PM Tue Feb 11 2025 9F 0F / 100% W 13 G 20 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 23 04 PM Tue Feb 11 2025 7F 0F / 100% W 15 G 22 MPH ≤ KSLC 17:1 / 6% 0.01" / 0.2" 0.01" / 0.2" 24 05 PM Tue Feb 11 2025 6F -2F / 92% WNW 16 G 24 MPH ≤ KSLC 16:1 / 6% 0.01" / 0.2" 0.02" / 0.4" 25 06 PM Tue Feb 11 2025 4F -3F / 89% WNW 17 G 25 MPH ≤ KSLC 17:1 / 6% 0.01" / 0.2" 0.03" / 0.6" 26 07 PM Tue Feb 11 2025 2F -4F / 80% WNW 16 G 26 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 27 08 PM Tue Feb 11 2025 0F -5F / 83% WNW 19 G 28 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 28 09 PM Tue Feb 11 2025 0F -6F / 82% WNW 20 G 29 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 29 10 PM Tue Feb 11 2025 0F -7F / 84% WNW 19 G 26 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 30 11 PM Tue Feb 11 2025 -1F -7F / 87% WNW 19 G 29 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 31 12 AM Wed Feb 12 2025 -1F -8F / 97% WNW 21 G 31 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 32 01 AM Wed Feb 12 2025 -2F -8F / 84% WNW 23 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 33 02 AM Wed Feb 12 2025 -3F -8F / 86% WNW 22 G 31 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 34 03 AM Wed Feb 12 2025 -4F -9F / 87% WNW 22 G 30 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 35 04 AM Wed Feb 12 2025 -4F -9F / 90% WNW 21 G 27 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 36 05 AM Wed Feb 12 2025 -4F -9F / 85% WNW 21 G 29 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 37 06 AM Wed Feb 12 2025 -5F -8F / 78% WNW 21 G 29 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 38 07 AM Wed Feb 12 2025 -5F -10F / 80% WNW 21 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 39 08 AM Wed Feb 12 2025 -5F -9F / 82% WNW 21 G 28 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 40 09 AM Wed Feb 12 2025 -3F -8F / 80% WNW 19 G 27 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 41 10 AM Wed Feb 12 2025 0F -6F / 83% WNW 20 G 27 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 42 11 AM Wed Feb 12 2025 1F -5F / 84% WNW 18 G 28 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 43 12 PM Wed Feb 12 2025 3F -4F / 86% W 18 G 25 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 44 01 PM Wed Feb 12 2025 4F -3F / 96% W 20 G 28 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 45 02 PM Wed Feb 12 2025 5F -3F / 94% W 20 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 46 03 PM Wed Feb 12 2025 5F -3F / 89% W 21 G 30 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 47 04 PM Wed Feb 12 2025 4F -3F / 89% W 22 G 30 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6" 48 05 PM Wed Feb 12 2025 4F -3F / 84% WNW 22 G 34 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.03" / 0.6"