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 19-Nov-2024 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 Tue Nov 19 2024 5F 0F / 88% WNW 21 G 30 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Tue Nov 19 2024 5F 0F / 90% WNW 21 G 32 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Tue Nov 19 2024 6F 0F / 95% WNW 22 G 34 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Tue Nov 19 2024 6F 0F / 94% WNW 22 G 33 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Tue Nov 19 2024 6F 0F / 94% WNW 23 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Tue Nov 19 2024 8F 1F / 83% WNW 22 G 31 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Tue Nov 19 2024 11F 2F / 80% WNW 19 G 29 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Tue Nov 19 2024 12F 3F / 75% WNW 18 G 27 MPH ≤ KSLC 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Tue Nov 19 2024 13F 5F / 72% W 16 G 23 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Tue Nov 19 2024 15F 6F / 60% W 13 G 20 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Tue Nov 19 2024 14F 6F / 52% W 11 G 16 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Tue Nov 19 2024 14F 7F / 56% W 10 G 14 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 12 05 PM Tue Nov 19 2024 13F 8F / 57% W 14 G 20 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 13 06 PM Tue Nov 19 2024 11F 7F / 56% WSW 15 G 22 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 14 07 PM Tue Nov 19 2024 10F 8F / 55% WSW 17 G 24 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 15 08 PM Tue Nov 19 2024 11F 8F / 52% WSW 19 G 28 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 16 09 PM Tue Nov 19 2024 11F 9F / 46% WSW 21 G 31 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 17 10 PM Tue Nov 19 2024 13F 10F / 47% WSW 21 G 30 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 18 11 PM Tue Nov 19 2024 14F 11F / 49% WSW 23 G 35 MPH ≤ KSLC 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 19 12 AM Wed Nov 20 2024 15F 13F / 50% SW 24 G 38 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 20 01 AM Wed Nov 20 2024 16F 14F / 45% SW 24 G 38 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 21 02 AM Wed Nov 20 2024 17F 14F / 46% SW 25 G 41 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 22 03 AM Wed Nov 20 2024 19F 16F / 45% SW 25 G 41 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 23 04 AM Wed Nov 20 2024 19F 16F / 46% SW 26 G 42 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 24 05 AM Wed Nov 20 2024 20F 17F / 46% SW 26 G 41 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 25 06 AM Wed Nov 20 2024 21F 18F / 49% WSW 26 G 40 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 26 07 AM Wed Nov 20 2024 21F 19F / 51% WSW 26 G 40 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 27 08 AM Wed Nov 20 2024 21F 20F / 52% WSW 25 G 40 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 28 09 AM Wed Nov 20 2024 23F 22F / 51% WSW 25 G 39 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 29 10 AM Wed Nov 20 2024 25F 23F / 52% WSW 23 G 36 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 30 11 AM Wed Nov 20 2024 27F 24F / 48% WSW 22 G 35 MPH 4600 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 31 12 PM Wed Nov 20 2024 30F 25F / 50% WSW 21 G 34 MPH 4800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 32 01 PM Wed Nov 20 2024 31F 25F / 47% WSW 21 G 35 MPH 5100 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 33 02 PM Wed Nov 20 2024 32F 26F / 42% WSW 19 G 33 MPH 5400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 34 03 PM Wed Nov 20 2024 31F 27F / 37% WSW 21 G 36 MPH 5800 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 35 04 PM Wed Nov 20 2024 29F 26F / 33% WSW 20 G 35 MPH 5900 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 36 05 PM Wed Nov 20 2024 27F 27F / 33% WSW 20 G 33 MPH 6000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 37 06 PM Wed Nov 20 2024 28F 27F / 28% WSW 22 G 35 MPH 6100 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 38 07 PM Wed Nov 20 2024 27F 27F / 35% WSW 20 G 34 MPH 6200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 39 08 PM Wed Nov 20 2024 27F 27F / 38% WSW 20 G 30 MPH 6200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 40 09 PM Wed Nov 20 2024 28F 28F / 32% WSW 21 G 32 MPH 6000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 41 10 PM Wed Nov 20 2024 28F 29F / 28% WSW 19 G 31 MPH 6000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 42 11 PM Wed Nov 20 2024 28F 28F / 33% SW 20 G 32 MPH 6000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 43 12 AM Thu Nov 21 2024 28F 28F / 30% SW 20 G 32 MPH 5900 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 44 01 AM Thu Nov 21 2024 29F 29F / 27% SW 19 G 32 MPH 5900 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 45 02 AM Thu Nov 21 2024 29F 29F / 33% SW 21 G 33 MPH 5900 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 46 03 AM Thu Nov 21 2024 29F 29F / 35% SW 21 G 33 MPH 5800 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 47 04 AM Thu Nov 21 2024 29F 29F / 32% WSW 22 G 33 MPH 5800 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 48 05 AM Thu Nov 21 2024 28F 29F / 28% WSW 21 G 32 MPH 5700 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0"