UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 10 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 155 SFC 954 569 20.0 15.2 74 4.8 16.8 140 6 297.1 299.2 291.8 330.3 11.46 2 933 755 16.8 13.8 82 3.0 14.9 97 10 295.8 297.7 290.7 326.6 10.69 3 925 826 16.4 14.0 86 2.4 14.8 80 12 296.1 298.0 291.0 327.6 10.92 4 905 1013 15.8 14.4 91 1.4 14.9 54 18 297.3 299.4 291.9 330.6 11.47 5 892 1136 17.6 15.8 89 1.8 16.4 28 21 300.4 302.7 293.8 337.8 12.76 6 856 1490 17.8 14.4 80 3.4 15.5 358 16 304.2 306.4 294.4 340.3 12.14 7 850 1550 17.4 14.3 82 3.1 15.3 355 15 304.4 306.6 294.4 340.6 12.15 8 723 2915 8.4 8.4 100 0.0 8.4 273 15 308.9 310.7 293.9 338.2 9.62 9 707 3100 7.0 6.0 93 1.0 6.4 274 16 309.4 310.9 293.0 334.8 8.33 10 700 3182 6.8 3.9 82 2.9 5.1 280 15 310.0 311.4 292.3 332.3 7.25 11 640 3915 3.4 -4.6 56 8.0 -0.4 282 22 314.2 315.0 291.0 327.7 4.25 12 626 4095 2.4 -3.6 65 6.0 -0.6 276 23 315.1 315.9 291.7 330.0 4.68 13 612 4278 0.8 -3.6 72 4.4 -1.4 270 25 315.3 316.2 291.9 330.5 4.79 14 579 4722 -2.1 -12.1 46 10.0 -6.1 271 26 316.9 317.4 290.4 325.5 2.61 15 507 5763 -10.7 -12.1 89 1.4 -11.2 275 30 318.7 319.3 291.3 328.5 2.98 16 500 5870 -10.9 -12.0 92 1.1 -11.3 270 28 319.7 320.3 291.6 329.8 3.05 17 465 6422 -15.1 -15.1 100 0.0 -15.1 261 34 321.2 321.7 291.6 329.7 2.54 18 457 6553 -14.9 -20.9 60 6.0 -16.7 260 36 323.1 323.4 291.3 328.5 1.58 19 449 6687 -15.5 -20.2 67 4.7 -16.9 259 38 324.0 324.3 291.7 329.8 1.71 20 446 6737 -15.9 -21.9 60 6.0 -17.6 258 39 324.1 324.4 291.5 329.2 1.48 21 438 6874 -15.9 -41.9 9 26.0 -20.0 257 41 325.8 325.8 290.7 326.6 0.22 22 412 7331 -19.3 -34.3 25 15.0 -22.1 264 41 327.1 327.2 291.5 329.0 0.51 23 400 7550 -21.1 -29.1 49 8.0 -22.8 270 40 327.6 327.7 291.9 330.7 0.86 24 393 7680 -22.1 -25.6 73 3.5 -22.9 272 41 327.9 328.2 292.3 332.2 1.21 25 364 8241 -25.3 -46.3 12 21.0 -27.7 275 48 330.9 330.9 292.2 331.6 0.16 26 343 8671 -27.5 -35.5 46 8.0 -28.7 277 53 333.6 333.7 293.2 335.6 0.54 27 300 9620 -35.9 -39.5 69 3.6 -36.3 280 63 334.8 334.9 293.4 336.4 0.41 28 284 9996 -38.5 -40.4 82 1.9 -38.7 282 68 336.3 336.4 293.8 337.9 0.40 29 278 10142 -37.9 -56.9 12 19.0 -38.9 282 69 339.3 339.3 294.2 339.5 0.06 30 250 10860 -43.3 -60.3 14 17.0 -44.0 285 78 341.7 341.7 294.8 341.9 0.05 31 217 11795 -50.5 -60.5 30 10.0 -50.8 282 81 344.7 344.7 295.5 344.9 0.05 32 203 12225 -53.8 -67.0 18 13.3 -54.0 275 88 346.1 346.1 295.8 346.2 0.02 33 200 12320 -54.5 -68.5 16 14.0 -54.8 275 87 346.5 346.5 295.8 346.5 0.02 34 195 12482 -55.9 -70.9 14 15.0 -56.1 275 88 346.7 346.7 295.9 346.8 0.01 35 191 12614 -56.3 -75.3 7 19.0 -56.5 275 87 348.2 348.2 296.3 348.2 0.01 36 150 14120 -65.3 -79.3 13 14.0 -65.4 270 71 357.6 357.6 298.2 357.6 0.00 37 145 14327 -65.9 -80.9 11 15.0 -66.0 268 66 360.0 360.0 298.7 360.1 0.00 38 103 16367 -73.9 -85.9 14 12.0 -73.9 250 31 381.7 381.7 302.5 381.7 0.00 39 101 16482 -73.9 -85.9 14 12.0 -73.9 248 31 383.9 383.9 302.9 383.9 0.00 40 100 16540 -73.9 -85.9 14 12.0 -73.9 255 37 384.9 384.9 303.1 385.0 0.00 41 84 17557 -74.9 -87.9 12 13.0 -74.9 247 26 402.6 402.6 305.6 402.6 0.00 42 70 18630 -70.1 -89.1 5 19.0 -70.2 165 13 434.4 434.4 309.3 434.4 0.00 43 54 20200 -64.3 -89.3 2 25.0 -64.6 281 16 481.2 481.2 313.5 481.3 0.00 44 50 20670 -65.9 -89.9 2 24.0 -66.2 285 13 488.2 488.2 314.1 488.2 0.00 45 46 21173 -67.1 -90.1 2 23.0 -67.4 290 13 497.1 497.1 314.7 497.1 0.00 46 34 23028 -59.3 -88.3 1 29.0 -60.2 243 15 562.5 562.5 318.8 562.5 0.00 47 30 23810 -59.7 -88.7 1 29.0 -60.6 325 5 581.9 581.9 319.8 581.9 0.00 48 28 24243 -58.3 -88.3 1 30.0 -59.5 301 11 597.4 597.4 320.5 597.4 0.01 49 27 24471 -59.9 -87.9 1 28.0 -60.9 315 10 599.1 599.1 320.6 599.2 0.01 50 26 24708 -56.9 -87.9 1 31.0 -58.4 330 10 614.1 614.2 321.2 614.2 0.01 51 22 25768 -56.3 -87.3 1 31.0 -58.1 331 12 646.0 646.0 322.5 646.1 0.01 TRP 103 16367 -73.9 -85.9 14 12.0 -73.9 250 31 381.7 381.7 302.5 381.7 0.00 WND 203 12225 -53.8 -67.0 18 13.3 -54.0 275 88 346.1 346.1 295.8 346.2 0.02 Sounding variables and indices 1000-500 mb thick: 5715.00 m Freezing level: 602.90 mb = 4400.11 m = 14435.88 ft Wetbulb zero: 644.84 mb = 3853.70 m = 12643.22 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 77.58 % Est. max temperature: 28.72 C = 83.69 F Sfc-Lift cond lev (LCL): 888.68 mb = 1168.25 m = 3832.78 ft T: 17.62 C 700-500 lapse rate: 6.58 C/km ThetaE index: 12.85 C Layer 723.0- 626.0 mb Conv cond level (CCL): 777.45 mb = 2302.41 m = 7553.75 ft Mean mixing ratio: 11.75 g/kg Conv temperature: 29.65 C = 85.37 F Cap Strength: 4.19 C Lifted Index: -1.25 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.22 C Lifted Index @700 mb: 1.27 C Showalter Index: -4.36 C Risk: Severe thunderstorms possible Total Totals Index: 53.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 25.20 C K Index: 39.70 Risk: > 80 % chance of thunderstorms Sweat Index: 319.60 Risk: Showers and thunderstorms possible Energy Index: -2.17 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 113.11 J/kg Max Up Vert Vel: 15.04 m/s Conv Inhibition (B-): 258.03 J/kg Cap Strength: 4.05 C Lift Cond Lev (LCL): 868.68 mb = 1363.56 m = 4473.58 ft Lev Free Conv (LFC): 553.68 mb = 5072.30 m = 16641.19 ft Equ Level (EL): 433.68 mb = 6947.73 m = 22794.10 ft B at Equ Level: 110.56 J/kg Max Parcel Lev (MPL): 313.68 mb = 9304.26 m = 30525.43 ft Wind level data Storm motion: 311 at 15 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 ---------------------------------------------------------- 0 954 569 140 6 -3.9 4.6 | 133 21 -15.3 14.5 1 925 826 80 12 -11.8 -2.1 | 109 25 -23.3 7.8 2 915 914 75 15 -14.5 -3.9 | 103 27 -26.0 6.1 3 883 1219 10 23 -4.0 -22.7 | 51 20 -15.5 -12.7 4 850 1550 355 15 1.3 -14.9 | 64 11 -10.2 -5.0 5 822 1829 340 3 1.0 -2.8 | 124 13 -10.4 7.1 6 793 2134 300 5 4.3 -2.5 | 136 10 -7.1 7.4 7 765 2438 285 10 9.7 -2.6 | 166 8 -1.8 7.3 8 711 3048 270 17 17.0 -0.0 | 209 11 5.5 9.9 9 700 3182 280 15 14.8 -2.6 | 204 8 3.3 7.3 10 660 3658 290 20 18.8 -6.8 | 247 8 7.3 3.1 11 611 4267 270 25 25.0 -0.0 | 234 17 13.5 9.9 12 505 5791 275 30 29.9 -2.6 | 248 20 18.4 7.3 13 500 5870 270 28 28.0 -0.0 | 239 19 16.5 9.9 14 485 6096 265 29 28.9 2.5 | 234 21 17.4 12.5 15 430 7010 255 43 41.5 11.1 | 235 37 30.1 21.1 16 400 7550 270 40 40.0 -0.0 | 251 30 28.5 9.9 17 380 7925 275 43 42.8 -3.7 | 259 32 31.4 6.2 18 364 8230 275 48 47.8 -4.2 | 261 37 36.3 5.8 19 300 9620 280 63 62.0 -10.9 | 271 51 50.6 -1.0 20 250 10860 285 78 75.3 -20.2 | 279 65 63.9 -10.3 21 224 11582 285 77 74.4 -19.9 | 279 64 62.9 -10.0 22 203 12225 275 88 87.7 -7.7 | 268 76 76.2 2.3 23 200 12320 275 87 86.7 -7.6 | 268 75 75.2 2.4 24 194 12497 275 88 87.7 -7.7 | 268 76 76.2 2.3 25 150 14120 270 71 71.0 -0.0 | 261 60 59.5 9.9 26 138 14630 265 58 57.8 5.1 | 252 49 46.3 15.0 27 124 15240 240 56 48.5 28.0 | 224 53 37.0 37.9 28 103 16367 250 31 29.1 10.6 | 221 27 17.7 20.5 29 101 16459 245 29 26.3 12.3 | 214 27 14.8 22.2 30 100 16540 255 37 35.7 9.6 | 231 31 24.3 19.5 31 96 16764 255 37 35.7 9.6 | 231 31 24.3 19.5 32 91 17069 235 36 29.5 20.6 | 211 35 18.0 30.6 33 82 17678 250 24 22.6 8.2 | 211 21 11.1 18.1 34 70 18593 175 11 -1.0 11.0 | 149 24 -12.4 20.9 35 70 18630 165 13 -3.4 12.6 | 147 27 -14.8 22.5 36 67 18898 160 12 -4.1 11.3 | 144 26 -15.6 21.2 37 64 19202 75 5 -4.8 -1.3 | 118 18 -16.3 8.6 38 61 19507 305 20 16.4 -11.5 | 287 5 4.9 -1.5 39 55 20117 280 17 16.7 -3.0 | 217 9 5.3 7.0 40 50 20670 285 13 12.6 -3.4 | 189 7 1.1 6.6 41 50 20726 290 16 15.0 -5.5 | 219 6 3.6 4.5 42 47 21031 275 14 13.9 -1.2 | 196 9 2.5 8.7 43 45 21336 305 12 9.8 -6.9 | 152 3 -1.6 3.1 44 43 21641 330 15 7.5 -13.0 | 52 5 -4.0 -3.1 45 41 21946 305 26 21.3 -14.9 | 297 11 9.8 -5.0 46 39 22250 275 23 22.9 -2.0 | 235 14 11.4 7.9 47 35 22860 270 19 19.0 -0.0 | 217 12 7.5 9.9 48 33 23165 225 12 8.5 8.5 | 171 19 -3.0 18.4 49 32 23470 285 3 2.9 -0.8 | 137 13 -8.6 9.2 50 30 23774 325 11 6.3 -9.0 | 100 5 -5.2 0.9 51 30 23810 325 5 2.9 -4.1 | 124 10 -8.6 5.8 52 28 24079 300 11 9.5 -5.5 | 156 5 -1.9 4.4 53 26 24384 330 10 5.0 -8.7 | 101 7 -6.5 1.3 54 24 24689 295 12 10.9 -5.1 | 173 5 -0.6 4.9 55 21 25298 355 12 1.0 -12.0 | 79 11 -10.4 -2.0 56 18 25908 325 16 9.2 -13.1 | 36 4 -2.3 -3.2 Wind Parameters Mean winds (0-6000m): 280.9 at 20.2 knts Storm direction: 310.9 at 15.2 knts Shear (0-3000m) pos: 1.0 neg: 3.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 105.5 deg Storm rel helicity (0-3000m) pos: 81.0 neg: -215.8 tot: -134.8 m^2/s^2 ave: -44.9 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 13.8 stream: -0.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.85 Bulk Shear: 133.31 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 76 12 107 24| 0.0 21.4 21.4| 0.0-149.7-149.7 -299.4 -0.95| 25.0-23.7 1000 32 16 80 20| 0.0 10.0 10.0| 13.5-214.3-200.8 -200.8 -0.66| 23.7-15.7 1500 23 13 84 16| 0.0 3.6 3.6| 45.7-214.3-168.6 -112.4 -0.31| 20.4 -6.4 2000 7 11 84 13| 0.0 4.3 4.3| 60.7-214.3-153.6 -76.8 -0.18| 17.3 -3.0 2500 340 12 79 8| 0.0 4.4 4.4| 71.6-214.3-142.7 -57.1 -0.10| 15.0 -1.5 3000 321 13 90 3| 1.0 3.6 4.6| 81.0-215.8-134.8 -44.9 -0.04| 13.8 -0.5 4000 298 15 219 3| 0.7 3.7 4.4| 87.5-225.6-138.1 -34.5 -0.04| 11.8 -0.5 5000 288 18 232 7| 0.9 2.9 3.8|102.2-225.6-123.3 -24.7 -0.01| 9.8 -0.1 6000 281 20 234 10| 0.7 3.1 3.8|108.3-249.2-141.0 -23.5 -0.04| 9.4 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251010.12.gif