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 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 11 PM Mon Nov 18 2024 7F 1F / 94% WNW 21 G 32 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.00" / 0.0" 1 12 AM Tue Nov 19 2024 6F 1F / 91% WNW 20 G 30 MPH ≤ KSLC 20:1 / 5% 0.01" / 0.2" 0.01" / 0.2" 2 01 AM Tue Nov 19 2024 7F 1F / 95% WNW 21 G 32 MPH ≤ KSLC 20:1 / 5% 0.01" / 0.2" 0.02" / 0.4" 3 02 AM Tue Nov 19 2024 6F 0F / 94% WNW 23 G 36 MPH ≤ KSLC 19:1 / 5% 0.04" / 0.8" 0.06" / 1.2" 4 03 AM Tue Nov 19 2024 7F 0F / 93% WNW 22 G 34 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.06" / 1.2" 5 04 AM Tue Nov 19 2024 6F 0F / 93% WNW 19 G 28 MPH ≤ KSLC 21:1 / 5% 0.05" / 1.0" 0.11" / 2.2" 6 05 AM Tue Nov 19 2024 6F 0F / 95% WNW 19 G 28 MPH ≤ KSLC 17:1 / 6% 0.02" / 0.3" 0.13" / 2.5" 7 06 AM Tue Nov 19 2024 5F 0F / 98% WNW 20 G 31 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 8 07 AM Tue Nov 19 2024 6F 0F / 95% WNW 21 G 32 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 9 08 AM Tue Nov 19 2024 5F 0F / 90% WNW 22 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 10 09 AM Tue Nov 19 2024 6F 0F / 93% WNW 23 G 33 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 11 10 AM Tue Nov 19 2024 8F 0F / 96% WNW 20 G 30 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 12 11 AM Tue Nov 19 2024 10F 1F / 93% WNW 18 G 27 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 13 12 PM Tue Nov 19 2024 12F 3F / 73% WNW 17 G 26 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 14 01 PM Tue Nov 19 2024 13F 4F / 58% WNW 16 G 25 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 15 02 PM Tue Nov 19 2024 15F 5F / 59% W 14 G 21 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 16 03 PM Tue Nov 19 2024 13F 6F / 56% W 14 G 20 MPH ≤ KSLC 20:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 17 04 PM Tue Nov 19 2024 13F 7F / 59% W 13 G 18 MPH ≤ KSLC 18:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 18 05 PM Tue Nov 19 2024 12F 8F / 60% W 13 G 19 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 19 06 PM Tue Nov 19 2024 11F 8F / 59% W 15 G 22 MPH ≤ KSLC 17:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 20 07 PM Tue Nov 19 2024 10F 8F / 59% WSW 17 G 24 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 21 08 PM Tue Nov 19 2024 10F 8F / 53% WSW 18 G 25 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 22 09 PM Tue Nov 19 2024 11F 9F / 52% WSW 19 G 26 MPH ≤ KSLC 19:1 / 5% 0.00" / 0.0" 0.13" / 2.5" 23 10 PM Tue Nov 19 2024 12F 10F / 49% WSW 20 G 28 MPH ≤ KSLC 16:1 / 6% 0.00" / 0.0" 0.13" / 2.5" 24 11 PM Tue Nov 19 2024 13F 11F / 49% WSW 20 G 29 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.13" / 2.5" 25 12 AM Wed Nov 20 2024 15F 12F / 47% WSW 21 G 31 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.13" / 2.5" 26 01 AM Wed Nov 20 2024 15F 13F / 47% SW 22 G 33 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.13" / 2.5" 27 02 AM Wed Nov 20 2024 16F 14F / 46% SW 22 G 35 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.13" / 2.5" 28 03 AM Wed Nov 20 2024 17F 15F / 47% SW 23 G 38 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.13" / 2.5" 29 04 AM Wed Nov 20 2024 18F 16F / 47% WSW 23 G 38 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.13" / 2.5" 30 05 AM Wed Nov 20 2024 18F 17F / 48% WSW 24 G 38 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 31 06 AM Wed Nov 20 2024 20F 18F / 57% WSW 26 G 38 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.13" / 2.5" 32 07 AM Wed Nov 20 2024 20F 19F / 51% WSW 26 G 38 MPH ≤ KSLC 7:1 / 14% 0.00" / 0.0" 0.13" / 2.5" 33 08 AM Wed Nov 20 2024 21F 20F / 55% WSW 26 G 37 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 34 09 AM Wed Nov 20 2024 24F 22F / 58% WSW 23 G 36 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.13" / 2.5" 35 10 AM Wed Nov 20 2024 25F 23F / 55% WSW 22 G 35 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 36 11 AM Wed Nov 20 2024 27F 24F / 52% WSW 20 G 33 MPH 4300 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 37 12 PM Wed Nov 20 2024 30F 25F / 40% SW 19 G 33 MPH 4700 FT 9:1 / 11% 0.00" / 0.0" 0.13" / 2.5" 38 01 PM Wed Nov 20 2024 31F 26F / 36% WSW 19 G 37 MPH 5000 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 39 02 PM Wed Nov 20 2024 32F 26F / 32% WSW 18 G 33 MPH 5300 FT 7:1 / 14% 0.00" / 0.0" 0.13" / 2.5" 40 03 PM Wed Nov 20 2024 29F 25F / 26% WSW 18 G 31 MPH 5600 FT 7:1 / 14% 0.00" / 0.0" 0.13" / 2.5" 41 04 PM Wed Nov 20 2024 28F 25F / 23% WSW 18 G 33 MPH 5700 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 42 05 PM Wed Nov 20 2024 26F 26F / 23% WSW 20 G 32 MPH 5800 FT 7:1 / 14% 0.00" / 0.0" 0.13" / 2.5" 43 06 PM Wed Nov 20 2024 27F 26F / 29% WSW 22 G 36 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 44 07 PM Wed Nov 20 2024 27F 27F / 33% WSW 22 G 35 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 45 08 PM Wed Nov 20 2024 27F 27F / 36% SW 22 G 35 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 46 09 PM Wed Nov 20 2024 28F 28F / 32% WSW 24 G 37 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 47 10 PM Wed Nov 20 2024 29F 27F / 31% SW 24 G 38 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5" 48 11 PM Wed Nov 20 2024 28F 28F / 30% SW 25 G 38 MPH 5900 FT 8:1 / 12% 0.00" / 0.0" 0.13" / 2.5"