UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for SCSN... Searching the city database file for: SCSN ... Date:0000Z 8 DEC 25 Station: SCSN WMO ident: 85586 Latitude: -33.65 Longitude: -71.61 Elevation: 75.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1009 75 17.4 14.3 82 3.1 15.4 305 4 289.8 291.6 288.2 318.5 10.20 1 1000 152 16.2 14.0 87 2.2 14.8 290 4 289.4 291.1 288.0 317.7 10.09 2 991 229 15.6 13.0 85 2.6 14.0 293 4 289.5 291.2 287.5 316.3 9.53 3 981 315 16.0 13.5 85 2.5 14.4 297 4 290.7 292.5 288.3 318.9 9.96 4 967 438 17.2 9.2 59 8.0 12.5 303 4 293.1 294.5 287.1 314.9 7.57 5 925 816 15.4 11.7 79 3.7 13.1 320 4 295.1 296.7 289.4 322.1 9.37 6 897 1077 15.8 11.7 77 4.1 13.3 9 5 298.1 299.8 290.6 326.3 9.67 7 888 1163 18.4 8.4 52 10.0 12.4 25 5 301.6 303.1 290.2 324.8 7.81 8 861 1428 18.0 1.0 32 17.0 8.9 74 7 303.9 304.8 288.2 318.4 4.78 9 850 1538 17.2 1.2 34 16.0 8.6 95 7 304.2 305.1 288.5 319.1 4.91 10 790 2158 13.6 -2.4 33 16.0 5.5 42 7 306.7 307.5 288.5 319.3 4.06 11 700 3160 4.4 -3.6 56 8.0 0.5 315 6 307.4 308.1 288.8 320.3 4.19 12 686 3324 2.8 -3.2 65 6.0 -0.1 326 6 307.4 308.2 289.0 321.0 4.40 13 622 4109 -2.9 -10.9 54 8.0 -6.0 16 9 309.6 310.1 288.1 318.1 2.67 14 604 4341 -3.9 -19.9 28 16.0 -8.9 32 10 311.0 311.3 287.2 315.3 1.30 15 601 4381 -3.9 -30.9 10 27.0 -10.3 34 10 311.5 311.5 286.4 313.1 0.48 16 580 4661 -5.5 -14.5 49 9.0 -8.7 53 10 312.8 313.2 288.6 319.8 2.14 17 565 4867 -5.1 -25.1 19 20.0 -10.6 66 11 315.6 315.8 288.3 318.6 0.88 18 526 5426 -8.1 -13.1 67 5.0 -10.0 104 13 318.5 319.0 290.9 327.3 2.65 19 512 5636 -8.1 -16.1 53 8.0 -10.9 118 13 321.0 321.4 291.2 328.1 2.13 20 500 5820 -9.1 -17.1 52 8.0 -11.9 130 14 321.9 322.3 291.3 328.7 2.00 21 400 7500 -21.1 -28.1 53 7.0 -22.7 135 14 327.6 327.8 292.0 331.0 0.95 22 390 7687 -22.5 -27.5 64 5.0 -23.6 135 14 328.1 328.3 292.2 331.8 1.03 23 360 8270 -26.3 -37.3 35 11.0 -27.9 137 14 330.6 330.7 292.3 332.2 0.43 24 300 9560 -37.5 -50.5 25 13.0 -38.4 140 13 332.5 332.5 292.5 333.0 0.12 25 275 10155 -42.9 -57.9 18 15.0 -43.5 157 14 333.1 333.1 292.6 333.3 0.06 26 250 10790 -48.7 -54.7 50 6.0 -48.9 175 15 333.7 333.7 292.8 334.0 0.09 27 247 10869 -49.7 -54.7 56 5.0 -49.9 178 17 333.3 333.3 292.7 333.7 0.09 28 214 11792 -57.3 -64.3 41 7.0 -57.4 217 44 335.5 335.5 293.2 335.6 0.03 29 213 11821 -57.7 -65.7 35 8.0 -57.8 218 44 335.3 335.3 293.2 335.4 0.03 30 208 11972 -56.5 -70.5 16 14.0 -56.7 224 49 339.5 339.5 294.2 339.5 0.01 31 200 12220 -57.1 -72.1 13 15.0 -57.3 235 56 342.3 342.3 294.9 342.4 0.01 32 184 12745 -58.5 -75.3 10 16.8 -58.7 235 79 348.3 348.3 296.3 348.3 0.01 33 174 13095 -59.5 -77.5 8 18.0 -59.7 235 70 352.3 352.3 297.1 352.3 0.01 34 166 13388 -61.5 -78.5 9 17.0 -61.6 235 63 353.7 353.7 297.4 353.7 0.01 35 157 13735 -59.3 -82.3 4 23.0 -59.5 238 51 363.1 363.1 299.3 363.2 0.00 36 150 14020 -60.1 -84.1 3 24.0 -60.3 240 41 366.5 366.5 299.9 366.5 0.00 37 117 15552 -65.7 -86.7 4 21.0 -65.8 255 33 383.2 383.2 302.8 383.2 0.00 38 100 16510 -64.3 -86.3 3 22.0 -64.5 265 28 403.5 403.5 305.7 403.5 0.00 39 70 18660 -69.7 -88.7 5 19.0 -69.8 315 14 435.3 435.3 309.4 435.3 0.00 40 68 18832 -70.3 -89.3 5 19.0 -70.4 321 13 437.6 437.6 309.6 437.6 0.00 41 59 19686 -65.1 -89.1 2 24.0 -65.4 351 8 467.4 467.4 312.4 467.4 0.00 42 50 20690 -67.1 -90.1 2 23.0 -67.3 25 3 485.4 485.4 313.9 485.4 0.00 43 48 20936 -67.7 -90.7 2 23.0 -67.9 32 3 489.6 489.6 314.2 489.6 0.00 44 36 22695 -61.7 -89.7 1 28.0 -62.3 80 5 547.1 547.1 317.9 547.2 0.00 45 34 23052 -58.3 -88.3 1 30.0 -59.3 89 5 565.1 565.1 318.9 565.1 0.00 46 31 23633 -58.9 -87.9 1 29.0 -59.9 105 6 578.6 578.6 319.6 578.7 0.01 47 30 23840 -56.3 -88.3 1 32.0 -57.7 110 6 591.2 591.2 320.2 591.2 0.01 48 22 25818 -51.9 -84.9 1 33.0 -54.6 125 11 659.1 659.1 323.0 659.2 0.01 49 20 26430 -53.5 -85.5 1 32.0 -56.1 130 12 672.4 672.4 323.5 672.5 0.01 50 15 28296 -49.9 -84.9 1 35.0 -54.2 742.0 742.1 325.7 742.2 0.02 51 14 28751 -45.7 -83.7 1 38.0 -51.8 771.1 771.1 326.5 771.3 0.03 TRP 166 13388 -61.5 -78.5 9 17.0 -61.6 235 63 353.7 353.7 297.4 353.7 0.01 WND 184 12745 -58.5 -75.3 10 16.8 -58.7 235 79 348.3 348.3 296.3 348.3 0.01 Sounding variables and indices 1000-500 mb thick: 5668.00 m Freezing level: 654.56 mb = 3709.66 m = 12170.67 ft Wetbulb zero: 688.12 mb = 3299.08 m = 10823.61 ft Precipitable water: 1.06 inches Sfc-500 mean rel hum: 50.25 % Est. max temperature: 31.56 C = 88.81 F Sfc-Lift cond lev (LCL): 963.63 mb = 467.52 m = 1533.83 ft T: 17.06 C 700-500 lapse rate: 5.08 C/km ThetaE index: 7.83 C Layer 888.0- 850.0 mb Conv cond level (CCL): 730.94 mb = 2801.79 m = 9192.12 ft Mean mixing ratio: 9.06 g/kg Conv temperature: 34.82 C = 94.67 F Cap Strength: 8.96 C Lifted Index: 7.93 C Risk: None Lifted Index @300 mb: 10.18 C Lifted Index @700 mb: 4.50 C Showalter Index: 7.78 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 10.30 C K Index: 19.50 Risk: < 20 % chance of thunderstorms Sweat Index: 42.40 Risk: None Energy Index: 1.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.08 J/kg Max Up Vert Vel: 7.76 m/s Conv Inhibition (B-): 47250.45 J/kg Cap Strength: 8.84 C Lift Cond Lev (LCL): 896.09 mb = 1085.89 m = 3562.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 135 at 6 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1009 75 305 4 3.3 -2.3 | 311 10 7.5 -6.6 1 1000 152 290 4 3.8 -1.4 | 305 10 8.0 -5.6 2 925 816 320 4 2.6 -3.1 | 317 10 6.8 -7.3 3 850 1538 95 7 -7.0 0.6 | 37 5 -2.7 -3.7 4 700 3160 315 6 4.2 -4.2 | 315 12 8.5 -8.5 5 500 5820 130 14 -10.7 9.0 | 126 8 -6.5 4.7 6 400 7500 135 14 -9.9 9.9 | 135 8 -5.7 5.6 7 300 9560 140 13 -8.4 10.0 | 144 7 -4.1 5.7 8 250 10790 175 15 -1.3 14.9 | 195 11 2.9 10.7 9 200 12220 235 56 45.9 32.1 | 241 57 50.1 27.9 10 184 12745 235 79 64.7 45.3 | 239 80 68.9 41.0 11 166 13388 235 63 51.6 36.1 | 240 64 55.8 31.9 12 150 14020 240 41 35.5 20.5 | 248 43 39.7 16.2 13 100 16510 265 28 27.9 2.4 | 273 32 32.1 -1.8 14 70 18660 315 14 9.9 -9.9 | 315 20 14.1 -14.2 15 50 20690 25 3 -1.3 -2.7 | 337 8 3.0 -7.0 16 30 23840 110 6 -5.6 2.1 | 32 3 -1.4 -2.2 17 20 26430 130 12 -9.2 7.7 | 125 6 -5.0 3.4 Wind Parameters Mean winds (0-6000m): 105.3 at 8.0 knts Storm direction: 135.3 at 6.0 knts Shear (0-3000m) pos: 1.8 neg: 2.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 7.7 deg Storm rel helicity (0-3000m) pos: 30.7 neg: -34.3 tot: -3.6 m^2/s^2 ave: -1.2 10^-3 m/s^2 rel: -0.00 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -0.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.60 Bulk Shear: 18.83 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 299 4 309 10| 0.3 0.0 0.3| 3.3 -2.5 0.8 1.5 0.13| 2.3 0.3 1000 315 4 315 10| 2.5 0.0 2.5| 15.8 -2.5 13.3 13.3 0.72| 3.6 2.6 1500 348 5 330 10| 3.6 0.0 3.6| 30.7 -2.5 28.2 18.8 0.77| 5.5 4.2 2000 33 5 351 9| 2.7 1.3 4.0| 30.7 -8.8 21.9 10.9 0.42| 5.4 2.3 2500 30 6 351 9| 2.2 1.9 4.1| 30.7 -20.0 10.7 4.3 0.18| 5.3 0.9 3000 17 6 345 10| 1.8 2.0 3.8| 30.7 -34.3 -3.6 -1.2 -0.00| 5.3 -0.0 4000 3 6 339 11| 2.1 1.5 3.6| 57.7 -36.4 21.3 5.3 0.19| 5.1 0.9 5000 37 7 360 10| 2.7 1.2 3.9| 92.9 -36.4 56.5 11.3 0.37| 5.3 2.0 6000 105 8 58 4| 2.5 1.0 3.5|117.7 -36.4 81.3 13.6 0.48| 5.4 2.6 Wrote GIF file: /home/apache/climate/data/raob//SCSN/skewt/SCSN.skewt.20251208.00.gif