UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 29 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 130 SFC 952 569 19.2 17.5 90 1.7 18.1 300 6 296.5 298.9 293.0 335.0 13.33 2 945 630 20.4 18.9 91 1.5 19.4 295 8 298.3 301.0 294.6 341.1 14.70 3 925 805 19.0 18.1 95 0.9 18.4 280 12 298.7 301.3 294.4 340.3 14.27 4 867 1360 15.6 15.6 100 0.0 15.6 262 19 300.8 303.2 294.0 338.8 12.96 5 850 1529 15.0 15.0 100 0.0 15.0 265 21 301.9 304.2 294.1 339.4 12.72 6 799 2054 13.6 9.3 75 4.3 10.9 279 21 305.8 307.5 292.7 333.6 9.24 7 781 2246 13.8 7.8 67 6.0 10.2 273 23 308.0 309.6 292.8 333.9 8.53 8 700 3162 7.2 6.7 97 0.5 6.9 270 26 310.5 312.1 293.7 337.6 8.83 9 687 3316 6.2 5.7 97 0.5 5.9 272 27 311.0 312.6 293.6 336.9 8.39 10 668 3546 5.8 1.6 74 4.2 3.5 275 27 313.1 314.3 292.6 333.2 6.44 11 638 3921 3.0 0.3 82 2.7 1.5 279 29 314.0 315.2 292.6 333.3 6.14 12 623 4114 2.0 -2.4 73 4.4 -0.2 273 29 315.0 316.0 292.1 331.4 5.15 13 609 4298 3.2 -11.8 32 15.0 -3.1 265 29 318.5 319.0 290.8 326.9 2.54 14 590 4555 2.2 -23.8 13 26.0 -6.1 263 29 320.2 320.4 289.8 323.5 0.95 15 562 4946 -0.7 -29.7 9 29.0 -8.5 260 28 321.3 321.4 289.8 323.3 0.58 16 553 5075 -1.5 -25.5 14 24.0 -8.7 260 29 321.8 322.0 290.2 324.9 0.87 17 544 5206 -2.9 -10.9 54 8.0 -6.3 260 30 321.7 322.3 292.2 331.8 3.06 18 532 5383 -3.7 -31.7 9 28.0 -10.7 260 31 322.8 322.9 290.2 324.6 0.51 19 500 5870 -7.9 -20.9 34 13.0 -12.0 260 34 323.4 323.7 291.3 328.4 1.45 20 468 6377 -12.5 -19.5 56 7.0 -14.7 265 36 323.9 324.2 291.7 329.9 1.74 21 457 6557 -13.3 -34.3 15 21.0 -17.6 267 40 325.1 325.2 290.8 326.8 0.46 22 446 6742 -13.9 -36.9 12 23.0 -18.3 270 45 326.6 326.7 291.1 327.9 0.36 23 431 7000 -15.1 -41.1 9 26.0 -19.4 275 52 328.3 328.3 291.5 329.2 0.24 24 407 7430 -15.9 -45.9 6 30.0 -20.4 287 51 332.7 332.7 292.6 333.3 0.15 25 400 7560 -16.9 -46.9 6 30.0 -21.2 295 52 333.0 333.1 292.7 333.6 0.14 26 374 8061 -20.5 -57.5 2 37.0 -24.2 284 52 334.7 334.7 293.0 334.9 0.04 27 329 8996 -28.5 -50.5 10 22.0 -30.6 280 61 336.2 336.2 293.5 336.7 0.11 28 300 9650 -34.1 -41.1 49 7.0 -34.9 280 69 337.3 337.4 294.0 338.7 0.35 29 292 9839 -35.5 -50.5 20 15.0 -36.7 279 68 337.9 338.0 293.9 338.5 0.13 30 275 10253 -39.1 -49.1 34 10.0 -39.8 277 67 338.6 338.6 294.1 339.2 0.16 31 269 10403 -39.7 -65.7 5 26.0 -40.7 276 67 339.8 339.9 294.3 339.9 0.02 32 250 10900 -43.3 -67.3 5 24.0 -44.0 275 73 341.7 341.7 294.7 341.8 0.02 33 224 11633 -48.8 -68.4 8 19.6 -49.3 275 86 344.1 344.1 295.3 344.2 0.02 34 200 12370 -54.5 -69.5 14 15.0 -54.8 285 80 346.5 346.5 295.8 346.5 0.02 35 174 13245 -61.5 -72.5 22 11.0 -61.6 278 77 349.0 349.0 296.4 349.0 0.01 36 150 14150 -67.1 -78.1 20 11.0 -67.2 270 74 354.5 354.5 297.6 354.5 0.01 37 119 15528 -72.7 -83.7 17 11.0 -72.8 276 56 368.5 368.5 300.3 368.5 0.00 38 105 16264 -72.5 -87.5 9 15.0 -72.5 286 54 382.3 382.3 302.6 382.3 0.00 TRP WND 224 11633 -48.8 -68.4 8 19.6 -49.3 275 86 344.1 344.1 295.3 344.2 0.02 Sounding variables and indices 1000-500 mb thick: 5740.00 m Freezing level: 568.76 mb = 4851.90 m = 15918.12 ft Wetbulb zero: 624.83 mb = 4090.18 m = 13419.08 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 64.95 % Est. max temperature: 28.10 C = 82.58 F Sfc-Lift cond lev (LCL): 928.66 mb = 772.63 m = 2534.83 ft T: 19.26 C 700-500 lapse rate: 5.58 C/km ThetaE index: 5.79 C Layer 799.0- 781.0 mb Conv cond level (CCL): 887.39 mb = 1161.00 m = 3809.02 ft Mean mixing ratio: 13.69 g/kg Conv temperature: 22.70 C = 72.87 F Cap Strength: 1.94 C Lifted Index: -0.95 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.22 C Lifted Index @700 mb: -0.38 C Showalter Index: -0.83 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.90 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 256.00 Risk: None Energy Index: -2.13 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 110.03 J/kg Max Up Vert Vel: 14.83 m/s Conv Inhibition (B-): 0.43 J/kg Cap Strength: 1.80 C Lift Cond Lev (LCL): 893.34 mb = 1103.73 m = 3621.11 ft Lev Free Conv (LFC): 878.34 mb = 1248.96 m = 4097.59 ft Equ Level (EL): 838.34 mb = 1646.16 m = 5400.71 ft B at Equ Level: 14.43 J/kg Max Parcel Lev (MPL): 778.34 mb = 2274.98 m = 7463.75 ft Wind level data Storm motion: 298 at 20 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 ---------------------------------------------------------- 0 952 569 300 6 5.2 -3.0 | 116 14 -12.2 6.1 1 925 805 280 12 11.8 -2.1 | 141 9 -5.6 7.0 2 913 914 275 13 13.0 -1.1 | 151 9 -4.5 7.9 3 881 1219 260 17 16.7 3.0 | 177 12 -0.7 12.0 4 850 1524 265 21 20.9 1.8 | 198 11 3.5 10.9 5 850 1529 265 21 20.9 1.8 | 198 11 3.5 10.9 6 820 1829 290 19 17.9 -6.5 | 190 3 0.4 2.6 7 791 2134 275 22 21.9 -1.9 | 212 8 4.5 7.1 8 763 2438 270 24 24.0 -0.0 | 216 11 6.6 9.1 9 700 3162 270 26 26.0 -0.0 | 223 12 8.6 9.1 10 634 3962 280 29 28.6 -5.0 | 250 12 11.2 4.0 11 610 4267 265 29 28.9 2.5 | 225 16 11.5 11.6 12 566 4877 260 28 27.6 4.9 | 216 17 10.2 13.9 13 500 5870 260 34 33.5 5.9 | 227 22 16.1 15.0 14 485 6096 260 37 36.4 6.4 | 231 25 19.0 15.5 15 466 6401 265 36 35.9 3.1 | 237 22 18.5 12.2 16 430 7010 275 52 51.8 -4.5 | 262 35 34.4 4.5 17 413 7315 280 50 49.2 -8.7 | 269 32 31.8 0.4 18 400 7560 295 52 47.1 -22.0 | 293 32 29.7 -12.9 19 397 7620 295 53 48.0 -22.4 | 294 33 30.6 -13.3 20 365 8230 280 52 51.2 -9.0 | 270 34 33.8 0.0 21 300 9650 280 69 68.0 -12.0 | 273 51 50.5 -2.9 22 259 10668 275 66 65.7 -5.8 | 266 48 48.3 3.3 23 250 10900 275 73 72.7 -6.4 | 267 55 55.3 2.7 24 224 11633 275 86 85.7 -7.5 | 269 68 68.3 1.6 25 215 11887 275 86 85.7 -7.5 | 269 68 68.3 1.6 26 200 12370 285 80 77.3 -20.7 | 281 61 59.9 -11.6 27 196 12497 285 80 77.3 -20.7 | 281 61 59.9 -11.6 28 150 14150 270 74 74.0 -0.0 | 261 57 56.6 9.1 29 131 14935 270 70 70.0 -0.0 | 260 53 52.6 9.1 30 111 15850 280 46 45.3 -8.0 | 268 28 27.9 1.1 31 100 16459 290 60 56.4 -20.5 | 286 41 39.0 -11.5 Wind Parameters Mean winds (0-6000m): 267.5 at 26.2 knts Storm direction: 297.5 at 19.6 knts Shear (0-3000m) pos: 1.7 neg: 2.7 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 120.1 deg Storm rel helicity (0-3000m) pos: 59.0 neg: -0.3 tot: 58.7 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.57 Bulk Shear: 30.84 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 ------------------------------------------------------------------------------- 500 279 11 140 10| 0.0 10.8 10.8| 22.5 0.0 22.5 45.0 0.78| 11.3 8.8 1000 269 15 164 10| 2.9 5.4 8.3| 41.7 0.0 41.7 41.7 0.80| 9.6 7.7 1500 274 17 173 8| 2.5 3.6 6.1| 43.6 -0.3 43.2 28.8 0.54| 10.2 5.5 2000 273 18 185 8| 1.8 3.8 5.6| 46.1 -0.3 45.8 22.9 0.50| 8.8 4.4 2500 272 20 194 8| 1.5 3.3 4.7| 49.4 -0.3 49.1 19.6 0.51| 7.3 3.7 3000 272 21 202 9| 1.7 2.7 4.4| 59.0 -0.3 58.7 19.6 0.55| 6.6 3.6 4000 272 23 213 10| 1.3 2.6 3.8| 67.5 -28.0 39.6 9.9 0.33| 6.5 2.1 5000 269 24 216 12| 1.0 2.4 3.5| 80.6 -33.5 47.1 9.4 0.32| 5.7 1.8 6000 268 26 221 13| 1.4 2.4 3.8|132.4 -33.5 99.0 16.5 0.39| 5.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251029.12.gif