UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 8 OCT 25 Station: SBLO WMO ident: 83768 Latitude: -23.33 Longitude: -51.13 Elevation: 569.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 160 SFC 954 569 17.0 12.3 74 4.7 14.1 130 9 294.1 295.8 289.1 321.2 9.46 2 925 824 13.4 10.1 80 3.3 11.4 115 24 293.0 294.5 287.8 317.1 8.41 3 902 1036 11.4 9.5 88 1.9 10.3 104 28 293.1 294.5 287.7 316.8 8.29 4 882 1225 14.2 10.0 76 4.2 11.7 94 33 297.9 299.4 289.8 323.4 8.77 5 850 1539 15.6 10.7 73 4.9 12.6 70 21 302.5 304.2 291.9 330.8 9.55 6 848 1559 15.6 10.8 73 4.8 12.6 70 20 302.7 304.5 292.1 331.3 9.64 7 783 2236 14.2 12.7 91 1.5 13.2 278 14 308.2 310.4 295.3 344.1 11.87 8 762 2466 13.6 7.6 67 6.0 9.9 286 17 309.9 311.6 293.4 336.4 8.63 9 700 3176 8.4 6.9 90 1.5 7.5 275 20 311.8 313.5 294.1 339.4 8.96 10 693 3259 7.8 6.4 91 1.4 6.9 273 20 312.0 313.7 294.1 339.0 8.74 11 649 3797 5.4 -3.6 52 9.0 0.9 279 25 315.2 316.1 291.6 329.6 4.52 12 611 4286 1.6 -4.4 64 6.0 -1.3 290 30 316.3 317.2 291.9 330.8 4.52 13 607 4339 1.2 0.6 96 0.6 0.9 291 30 316.5 317.7 293.7 337.4 6.60 14 602 4405 0.8 0.3 96 0.5 0.5 293 30 316.7 318.0 293.7 337.4 6.51 15 583 4662 -0.5 -4.2 76 3.7 -2.3 298 31 318.1 319.1 292.7 333.6 4.81 16 500 5870 -8.9 -9.8 93 0.9 -9.3 300 27 322.2 322.9 292.9 334.2 3.64 17 485 6106 -10.9 -10.9 100 0.0 -10.9 300 26 322.5 323.2 292.8 333.9 3.43 18 453 6628 -13.9 -15.7 86 1.8 -14.5 283 35 325.1 325.6 292.7 333.6 2.48 19 440 6850 -14.3 -24.3 42 10.0 -17.0 275 39 327.4 327.6 292.2 331.7 1.22 20 436 6919 -14.1 -26.1 35 12.0 -17.3 273 40 328.5 328.7 292.3 332.2 1.04 21 404 7495 -17.3 -38.3 14 21.0 -21.0 260 43 331.6 331.6 292.5 332.9 0.35 22 400 7570 -17.9 -37.9 16 20.0 -21.4 260 41 331.7 331.8 292.6 333.1 0.36 23 363 8288 -24.1 -37.1 29 13.0 -26.2 272 44 332.8 332.9 292.9 334.4 0.44 24 346 8638 -25.3 -54.3 5 29.0 -28.0 283 47 335.7 335.8 293.3 336.0 0.07 25 322 9157 -29.1 -48.1 14 19.0 -31.0 274 48 337.5 337.5 293.9 338.1 0.15 26 319 9224 -28.9 -56.9 5 28.0 -31.1 273 48 338.6 338.7 294.0 338.9 0.05 27 300 9660 -32.9 -57.9 6 25.0 -34.6 265 49 339.0 339.0 294.1 339.2 0.05 28 250 10910 -42.7 -61.7 11 19.0 -43.5 275 53 342.6 342.6 295.0 342.7 0.04 29 228 11528 -48.3 -65.3 12 17.0 -48.8 270 52 343.2 343.2 295.1 343.3 0.03 30 204 12253 -55.1 -62.1 42 7.0 -55.2 265 52 343.6 343.6 295.2 343.7 0.04 31 200 12380 -55.9 -64.9 32 9.0 -56.1 265 54 344.2 344.2 295.4 344.4 0.03 32 192 12638 -58.3 -65.3 40 7.0 -58.4 265 56 344.4 344.4 295.4 344.6 0.03 33 187 12803 -59.3 -70.3 23 11.0 -59.5 265 58 345.4 345.4 295.6 345.5 0.02 34 160 13762 -66.9 -72.9 42 6.0 -67.0 265 67 348.3 348.4 296.3 348.4 0.01 35 158 13837 -67.3 -73.3 42 6.0 -67.4 264 68 348.9 348.9 296.4 349.0 0.01 36 150 14150 -67.8 -76.4 28 8.6 -67.9 260 75 353.3 353.3 297.3 353.3 0.01 37 140 14563 -68.5 -80.5 16 12.0 -68.5 258 65 359.1 359.1 298.5 359.1 0.00 38 114 15776 -73.9 -83.9 20 10.0 -73.9 265 50 370.8 370.8 300.7 370.8 0.00 39 109 16038 -71.9 -84.9 13 13.0 -71.9 268 51 379.3 379.3 302.1 379.4 0.00 40 100 16540 -75.9 -85.9 19 10.0 -75.9 260 28 381.1 381.1 302.4 381.1 0.00 41 94 16896 -78.1 -86.1 26 8.0 -78.1 255 32 383.6 383.6 302.8 383.6 0.00 42 89 17212 -74.9 -85.9 17 11.0 -74.9 245 27 396.0 396.0 304.6 396.0 0.00 43 82 17684 -78.3 -87.3 22 9.0 -78.3 266 16 398.4 398.4 305.0 398.4 0.00 44 73 18353 -75.7 -88.7 11 13.0 -75.7 281 21 417.4 417.4 307.4 417.4 0.00 45 71 18516 -70.9 -88.9 5 18.0 -71.0 277 20 431.0 431.0 308.9 431.0 0.00 46 70 18600 -70.5 -89.5 4 19.0 -70.6 270 23 433.6 433.6 309.2 433.6 0.00 47 63 19231 -65.5 -89.5 2 24.0 -65.7 291 17 457.8 457.8 311.6 457.9 0.00 48 58 19730 -67.5 -89.5 3 22.0 -67.7 264 12 464.3 464.3 312.1 464.3 0.00 49 52 20391 -64.1 -89.1 2 25.0 -64.4 284 17 486.9 486.9 314.0 487.0 0.00 50 50 20630 -65.7 -88.7 3 23.0 -66.0 240 19 488.7 488.7 314.1 488.7 0.00 51 41 21838 -65.9 -89.9 2 24.0 -66.2 60 11 516.7 516.7 316.1 516.7 0.00 52 38 22307 -59.3 -88.3 1 29.0 -60.1 333 14 544.9 544.9 317.8 544.9 0.00 53 30 23790 -59.3 -87.3 1 28.0 -60.3 290 4 583.0 583.0 319.8 583.0 0.01 54 25 24934 -58.5 -87.5 1 29.0 -59.8 316 12 616.5 616.5 321.3 616.5 0.01 TRP 94 16896 -78.1 -86.1 26 8.0 -78.1 255 32 383.6 383.6 302.8 383.6 0.00 WND 150 14150 -67.8 -76.4 28 8.6 -67.9 260 75 353.3 353.3 297.3 353.3 0.01 Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 590.31 mb = 4563.11 m = 14970.64 ft Wetbulb zero: 633.66 mb = 3990.50 m = 13092.03 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 78.63 % Est. max temperature: 29.10 C = 84.37 F Sfc-Lift cond lev (LCL): 889.47 mb = 1153.99 m = 3786.03 ft T: 13.15 C 700-500 lapse rate: 6.42 C/km ThetaE index: 7.77 C Layer 762.0- 700.0 mb Conv cond level (CCL): 651.75 mb = 3761.95 m = 12342.20 ft Mean mixing ratio: 8.77 g/kg Conv temperature: 37.64 C = 99.76 F Cap Strength: 8.95 C Lifted Index: 6.90 C Risk: None Lifted Index @300 mb: 13.25 C Lifted Index @700 mb: 7.56 C Showalter Index: 1.92 C Risk: Showers probable Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.60 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 197.40 Risk: None Energy Index: 0.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.91 J/kg Max Up Vert Vel: 8.71 m/s Conv Inhibition (B-): 26594.40 J/kg Cap Strength: 8.86 C Lift Cond Lev (LCL): 854.81 mb = 1491.06 m = 4891.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 329 at 18 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 ---------------------------------------------------------- 0 954 569 130 9 -6.9 5.8 | 143 27 -16.3 21.5 1 949 610 105 11 -10.6 2.8 | 133 27 -20.0 18.6 2 925 824 115 24 -21.8 10.1 | 130 40 -31.1 25.9 3 915 914 110 25 -23.5 8.6 | 126 41 -32.9 24.3 4 883 1219 95 33 -32.9 2.9 | 114 46 -42.3 18.6 5 852 1524 65 20 -18.1 -8.5 | 105 28 -27.5 7.3 6 850 1539 70 21 -19.7 -7.2 | 106 30 -29.1 8.6 7 821 1829 75 12 -11.6 -3.1 | 121 24 -21.0 12.6 8 792 2134 275 13 13.0 -1.1 | 194 15 3.6 14.6 9 764 2438 285 17 16.4 -4.4 | 212 13 7.0 11.3 10 737 2743 295 15 13.6 -6.3 | 204 10 4.2 9.4 11 700 3176 275 20 19.9 -1.7 | 217 18 10.5 14.0 12 685 3353 270 21 21.0 -0.0 | 216 20 11.6 15.7 13 611 4267 290 30 28.2 -10.3 | 254 20 18.8 5.5 14 545 5182 310 33 25.3 -21.2 | 289 17 15.9 -5.5 15 500 5870 300 27 23.4 -13.5 | 261 14 14.0 2.2 16 485 6096 300 26 22.5 -13.0 | 258 13 13.1 2.7 17 414 7315 260 47 46.3 8.2 | 237 44 36.9 23.9 18 400 7570 260 41 40.4 7.1 | 234 39 31.0 22.9 19 365 8230 270 44 44.0 -0.0 | 246 38 34.6 15.7 20 350 8534 285 47 45.4 -12.2 | 264 36 36.0 3.6 21 300 9660 265 49 48.8 4.3 | 243 44 39.4 20.0 22 296 9754 265 49 48.8 4.3 | 243 44 39.4 20.0 23 250 10910 275 53 52.8 -4.6 | 256 45 43.4 11.1 24 206 12192 265 51 50.8 4.4 | 244 46 41.4 20.2 25 200 12380 265 54 53.8 4.7 | 245 49 44.4 20.4 26 161 13716 265 66 65.7 5.8 | 249 60 56.4 21.5 27 150 14150 260 75 73.9 13.0 | 246 71 64.5 28.8 28 146 14326 260 75 73.9 13.0 | 246 71 64.5 28.8 29 131 14935 255 49 47.3 12.7 | 233 47 38.0 28.4 30 107 16154 270 51 51.0 -0.0 | 249 44 41.6 15.7 31 100 16540 260 28 27.6 4.9 | 221 27 18.2 20.6 32 96 16764 265 31 30.9 2.7 | 229 28 21.5 18.4 33 94 16896 255 32 30.9 8.3 | 222 32 21.5 24.0 34 87 17374 240 24 20.8 12.0 | 202 30 11.4 27.7 35 82 17678 265 16 15.9 1.4 | 201 18 6.6 17.1 36 78 17983 290 25 23.5 -8.6 | 243 16 14.1 7.2 37 70 18593 275 19 18.9 -1.7 | 214 17 9.6 14.1 38 70 18600 270 23 23.0 -0.0 | 221 21 13.6 15.7 39 67 18898 260 20 19.7 3.5 | 208 22 10.3 19.2 40 63 19202 295 17 15.4 -7.2 | 215 10 6.0 8.5 41 60 19507 260 17 16.7 3.0 | 202 20 7.4 18.7 42 57 19812 265 10 10.0 0.9 | 182 17 0.6 16.6 43 52 20422 285 17 16.4 -4.4 | 212 13 7.0 11.3 44 50 20630 240 19 16.5 9.5 | 196 26 7.1 25.2 45 49 20726 245 14 12.7 5.9 | 189 22 3.3 21.7 46 47 21031 240 19 16.5 9.5 | 196 26 7.1 25.2 47 45 21336 225 10 7.1 7.1 | 174 23 -2.3 22.8 48 42 21641 160 2 -0.7 1.9 | 150 20 -10.1 17.6 49 40 21946 20 15 -5.1 -14.1 | 96 15 -14.5 1.6 50 37 22555 305 14 11.5 -8.0 | 195 8 2.1 7.7 51 35 22860 315 20 14.1 -14.1 | 252 5 4.8 1.6 52 33 23165 295 23 20.8 -9.7 | 242 13 11.5 6.0 53 32 23470 245 14 12.7 5.9 | 189 22 3.3 21.7 54 30 23790 290 4 3.8 -1.4 | 159 15 -5.6 14.4 55 26 24384 320 12 7.7 -9.2 | 166 7 -1.7 6.5 56 24 24689 310 12 9.2 -7.7 | 179 8 -0.2 8.0 57 22 24994 25 13 -5.5 -11.8 | 105 15 -14.9 4.0 58 20 25298 345 15 3.9 -14.5 | 103 6 -5.5 1.2 Wind Parameters Mean winds (0-6000m): 299.2 at 24.4 knts Storm direction: 329.2 at 18.3 knts Shear (0-3000m) pos: 0.0 neg: 5.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 81.8 deg Storm rel helicity (0-3000m) pos: 108.9 neg: -267.5 tot: -158.6 m^2/s^2 ave: -52.9 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 18.3 stream: 0.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 271.49 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 ------------------------------------------------------------------------------- 500 110 21 128 37| 0.0 22.1 22.1| 0.0-127.8-127.8 -255.6 -0.57| 24.5-14.1 1000 97 24 119 38| 0.0 8.9 8.9| 11.1-249.5-238.4 -238.4 -0.50| 23.8-12.0 1500 91 21 118 34| 0.0 7.5 7.5| 66.3-263.7-197.4 -131.6 -0.12| 27.6 -3.3 2000 89 19 118 33| 0.0 6.4 6.4| 86.6-265.1-178.5 -89.3 -0.04| 24.0 -1.0 2500 77 19 112 30| 0.0 5.5 5.5| 94.0-267.3-173.3 -69.3 -0.02| 20.6 -0.5 3000 29 19 87 19| 0.0 5.3 5.3|108.9-267.5-158.6 -52.9 0.00| 18.3 0.1 4000 295 21 236 12| 1.7 4.0 5.6|177.0-267.5 -90.6 -22.6 0.11| 15.5 1.8 5000 301 24 251 12| 1.9 3.0 4.8|211.3-284.7 -73.4 -14.7 0.13| 13.6 1.8 6000 299 24 252 13| 1.6 3.2 4.8|211.3-309.8 -98.6 -16.4 0.08| 12.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251008.12.gif