771 UXUS97 KSLC 131226 SRGSLC Soaring Forecast National Weather Service Salt Lake City, Utah 0626 MDT Thursday, May 13, 2021 This forecast is for Thursday, May 13, 2021: If the trigger temperature of 70.6 F/21.5 C is reached...then Thermal Soaring Index....................... Excellent Maximum rate of lift........................ 1536 ft/min (7.8 m/s) Maximum height of thermals.................. 21013 ft MSL (16044 ft AGL) Forecast maximum temperature................... 82.0 F/28.2 C Time of trigger temperature.................... 1030 MDT Time of overdevelopment........................ None Middle/high clouds during soaring window....... None Surface winds during soaring window............ 20 mph or less Height of the -3 thermal index................. 17233 ft MSL (12264 ft AGL) Thermal soaring outlook for Friday 05/14....... Similiar Wave Soaring Index............................. Not available Remarks... Sunrise/Sunset.................... 06:11:57 / 20:36:24 MDT Total possible sunshine........... 14 hr 24 min 27 sec (864 min 27 sec) Altitude of sun at 13:24:10 MDT... 61.40 degrees Upper air data from rawinsonde observation taken on 05/13/2021 at 0600 MDT Freezing level.................. 12377 ft MSL (7408 ft AGL) Convective condensation level... 19220 ft MSL (14251 ft AGL) Lifted condensation level....... 20080 ft MSL (15111 ft AGL) Lifted index.................... -0.2 K index......................... +10.0 Height Temperature Wind Wind Spd Lapse Rate ConvectionT Thermal Lift Rate ft MSL deg C deg F Dir kt m/s C/km F/kft deg C deg F Index fpm m/s -------------------------------------------------------------------------------- 5000 5.2 41.4 105 7 4 -99.0 -54.3 5.9 42.6 -22.6 279 1.4 6000 16.9 62.4 180 7 4 5.3 2.9 20.2 68.3 -7.9 M M 7000 14.7 58.5 210 7 4 7.0 3.9 20.9 69.6 -7.1 55 0.3 8000 12.3 54.1 235 7 4 9.0 5.0 21.5 70.7 -6.5 154 0.8 9000 9.7 49.5 250 7 4 8.9 4.9 21.8 71.3 -6.1 262 1.3 10000 7.1 44.8 260 7 4 8.6 4.7 22.1 71.7 -5.8 371 1.9 12000 0.8 33.4 265 7 4 9.5 5.2 22.4 72.3 -5.3 625 3.2 14000 -4.7 23.5 275 8 4 8.9 4.9 22.7 72.9 -4.9 851 4.3 16000 -9.5 14.9 275 11 6 7.9 4.4 23.9 74.9 -3.7 1052 5.3 18000 -14.2 6.4 280 13 7 7.3 4.0 25.1 77.3 -2.5 1251 6.4 20000 -18.4 -1.1 280 15 8 7.0 3.9 26.9 80.3 -0.9 1438 7.3 22000 -22.6 -8.7 280 17 9 6.7 3.7 28.9 84.0 0.8 M M 24000 -26.6 -15.9 280 20 10 6.7 3.7 31.1 87.9 2.6 M M 26000 -31.6 -24.9 280 21 11 7.7 4.2 32.9 91.2 4.0 M M * * * * * * Numerical weather prediction model forecast data valid * * * * * * 05/13/2021 at 0900 MDT | 05/13/2021 at 1200 MDT | CAPE... 0.0 LI... +2.4 | CAPE... 0.0 LI... +1.8 CINH... -0.1 K Index... +9.8 | CINH... -0.1 K Index... +9.5 | Height Temperature Wnd WndSpd Lapse Rate | Temperature Wnd WndSpd Lapse Rate ft MSL deg C deg F Dir kt m/s C/km F/kft | deg C deg F Dir kt m/s C/km F/kft -------------------------------------------------------------------------------- 5000 16.6 61.9 175 7 4 19.1 10.5 | 22.3 72.1 255 9 5 77.1 42.3 6000 15.8 60.4 210 7 4 4.1 2.3 | 17.4 63.3 250 9 5 10.4 5.7 7000 14.0 57.2 225 7 4 7.9 4.3 | 14.5 58.1 245 9 5 9.5 5.2 8000 11.7 53.1 250 7 4 8.4 4.6 | 12.1 53.8 250 9 5 7.7 4.2 9000 9.3 48.7 265 7 4 8.5 4.7 | 9.7 49.5 265 9 5 7.9 4.3 10000 6.8 44.2 270 7 4 8.0 4.4 | 7.0 44.6 270 9 5 9.3 5.1 12000 0.6 33.1 265 7 4 9.7 5.3 | 0.9 33.6 270 9 5 9.3 5.1 14000 -4.7 23.5 270 7 4 9.0 4.9 | -4.0 24.8 290 9 5 7.6 4.1 16000 -9.5 14.9 280 8 4 8.3 4.6 | -8.8 16.2 290 9 5 8.3 4.5 18000 -14.1 6.6 285 10 5 6.9 3.8 | -13.8 7.2 285 11 6 7.2 3.9 20000 -18.3 -0.9 285 13 7 7.1 3.9 | -18.0 -0.4 285 14 7 7.2 3.9 22000 -22.5 -8.5 280 17 9 7.0 3.8 | -22.3 -8.1 285 17 9 7.1 3.9 24000 -26.6 -15.9 280 19 10 7.0 3.8 | -26.5 -15.7 290 17 9 7.0 3.9 26000 -31.2 -24.2 285 19 10 7.8 4.3 | -30.8 -23.4 290 17 9 7.3 4.0 05/13/2021 at 1500 MDT | 05/13/2021 at 1800 MDT | CAPE... 0.0 LI... +1.3 | CAPE... 0.0 LI... +1.3 CINH... 0.0 K Index... +14.6 | CINH... 0.0 K Index... +11.5 | Height Temperature Wnd WndSpd Lapse Rate | Temperature Wnd WndSpd Lapse Rate ft MSL deg C deg F Dir kt m/s C/km F/kft | deg C deg F Dir kt m/s C/km F/kft -------------------------------------------------------------------------------- 5000 23.9 75.0 290 10 5 83.3 45.7 | 23.6 74.5 020 9 5 5.7 3.1 6000 18.8 65.8 280 10 5 10.6 5.8 | 19.5 67.1 010 9 5 10.7 5.9 7000 15.8 60.4 280 10 5 10.4 5.7 | 16.6 61.9 350 9 5 10.3 5.6 8000 13.0 55.4 275 10 5 9.2 5.0 | 13.7 56.7 330 9 4 7.4 4.1 9000 10.4 50.7 275 10 5 8.7 4.7 | 11.2 52.2 295 9 5 6.5 3.6 10000 7.7 45.9 280 10 5 9.1 5.0 | 8.4 47.1 280 9 5 6.9 3.8 12000 1.5 34.7 290 10 5 9.1 5.0 | 2.8 37.0 270 9 5 9.1 5.0 14000 -3.8 25.2 280 10 5 8.7 4.8 | -2.5 27.5 275 10 5 9.2 5.1 16000 -8.3 17.1 275 10 5 7.9 4.3 | -7.5 18.5 280 12 6 8.5 4.6 18000 -13.1 8.4 275 13 6 7.5 4.1 | -12.5 9.5 285 14 7 8.2 4.5 20000 -17.5 0.5 280 15 8 7.2 4.0 | -17.2 1.0 285 15 8 7.7 4.3 22000 -21.8 -7.2 285 16 8 7.6 4.2 | -21.8 -7.2 285 15 8 7.7 4.2 24000 -26.3 -15.3 285 15 8 7.5 4.1 | -26.4 -15.5 280 15 7 7.7 4.2 26000 -30.8 -23.4 285 15 8 7.7 4.2 | -31.0 -23.8 280 15 8 7.7 4.2 THIS PRODUCT IS ISSUED ONCE PER DAY BY APPROXIMATELY 0600 MST/0700 MDT (1300 UTC). THIS PRODUCT IS NOT CONTINUOUSLY MONITORED NOR UPDATED AFTER THE INITIAL ISSUANCE. THE INFORMATION CONTAINED HEREIN IS BASED ON THE 1200 UTC RAWINSONDE OBSERVATION AT THE SALT LAKE CITY, UTAH INTERNATIONAL AIRPORT AND/OR NUMERICAL WEATHER PREDICTION MODEL DATA REPRESENTATIVE OF THE AIRPORT. THESE DATA MAY NOT BE REPRESENTATIVE OF OTHER AREAS ALONG THE WASATCH FRONT. ERRONEOUS DATA SUCH AS THESE SHOULD NOT BE USED. THE CONTENT AND FORMAT OF THIS REPORT AS WELL AS THE ISSUANCE TIMES ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. COMMENTS AND SUGGESTIONS ARE WELCOME AND SHOULD BE DIRECTED TO THE FOLLOWING ADDRESS: 022015