UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 31 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 141 SFC 952 569 18.2 15.9 86 2.3 16.7 130 5 295.5 297.6 291.7 330.0 12.02 2 925 810 15.8 14.1 90 1.7 14.7 110 9 295.5 297.4 290.9 327.1 11.00 3 890 1138 14.0 14.0 100 0.0 14.0 38 10 296.9 298.9 291.6 329.7 11.36 4 872 1311 15.0 15.0 100 0.0 15.0 360 10 299.7 301.9 293.3 335.9 12.39 5 850 1528 14.0 13.0 94 1.0 13.4 325 11 300.8 302.9 292.7 333.6 11.14 6 741 2680 9.4 8.2 92 1.2 8.7 274 25 307.8 309.6 293.3 335.9 9.25 7 700 3152 6.6 5.1 90 1.5 5.7 270 33 309.8 311.3 292.8 334.0 7.90 8 580 4667 -3.5 -6.3 81 2.8 -4.8 287 37 315.1 315.9 291.2 328.3 4.12 9 567 4846 -4.3 -11.3 58 7.0 -7.1 285 38 316.2 316.8 290.4 325.5 2.84 10 558 4973 -3.5 -30.5 10 27.0 -10.3 282 35 318.6 318.7 288.9 320.5 0.54 11 506 5738 -9.3 -40.3 6 31.0 -15.0 266 36 320.6 320.6 289.2 321.4 0.23 12 500 5830 -9.5 -42.5 5 33.0 -15.2 265 37 321.5 321.5 289.4 322.1 0.18 13 486 6049 -10.1 -48.1 3 38.0 -15.9 269 37 323.3 323.4 289.9 323.7 0.10 14 400 7520 -21.1 -56.1 3 35.0 -24.5 275 40 327.6 327.6 291.1 327.8 0.05 15 378 7933 -24.3 -55.3 4 31.0 -27.1 269 46 328.7 328.7 291.4 328.9 0.06 16 349 8508 -27.5 -57.5 4 30.0 -29.8 265 63 331.9 332.0 292.3 332.1 0.05 17 300 9570 -37.1 -56.1 12 19.0 -38.2 270 65 333.1 333.1 292.6 333.3 0.06 18 280 10045 -41.1 -57.1 16 16.0 -41.8 273 70 334.0 334.0 292.9 334.2 0.06 19 250 10810 -45.7 -63.7 11 18.0 -46.3 265 78 338.1 338.1 293.9 338.2 0.03 20 227 11448 -47.7 -68.7 7 21.0 -48.2 259 100 344.5 344.5 295.4 344.6 0.02 21 214 11834 -50.3 -69.3 9 19.0 -50.7 256 114 346.3 346.4 295.8 346.4 0.02 22 200 12270 -54.1 -65.1 25 11.0 -54.4 260 114 347.1 347.1 296.0 347.2 0.03 23 190 12598 -56.8 -65.1 34 8.3 -57.0 265 119 347.9 347.9 296.2 348.0 0.03 24 189 12631 -57.1 -65.1 36 8.0 -57.2 265 119 347.9 347.9 296.2 348.1 0.03 25 185 12767 -58.1 -70.1 20 12.0 -58.3 265 119 348.4 348.4 296.3 348.5 0.02 26 169 13331 -63.3 -67.9 54 4.6 -63.4 267 116 348.9 348.9 296.4 349.0 0.02 27 168 13368 -63.9 -69.9 44 6.0 -64.0 267 115 348.5 348.5 296.3 348.6 0.02 28 165 13478 -64.1 -75.1 21 11.0 -64.2 268 115 350.0 350.0 296.6 350.0 0.01 29 150 14060 -66.5 -79.5 14 13.0 -66.6 265 103 355.5 355.5 297.8 355.5 0.00 30 138 14562 -68.3 -81.3 14 13.0 -68.4 265 90 360.9 360.9 298.9 361.0 0.00 31 101 16431 -68.9 -86.9 6 18.0 -69.0 269 47 393.5 393.5 304.3 393.5 0.00 32 100 16490 -69.1 -87.1 6 18.0 -69.2 270 46 394.2 394.2 304.4 394.2 0.00 33 79 17885 -72.5 -87.5 9 15.0 -72.6 266 35 414.7 414.7 307.1 414.7 0.00 34 70 18600 -69.3 -89.3 4 20.0 -69.4 240 16 436.1 436.1 309.5 436.1 0.00 35 63 19235 -65.5 -89.5 2 24.0 -65.7 299 12 457.8 457.8 311.6 457.9 0.00 36 61 19432 -66.1 -89.1 3 23.0 -66.3 322 23 460.8 460.8 311.8 460.8 0.00 37 50 20640 -65.5 -89.5 2 24.0 -65.8 265 12 489.1 489.1 314.1 489.1 0.00 38 48 20889 -65.3 -89.3 2 24.0 -65.6 285 15 495.4 495.4 314.6 495.4 0.00 39 37 22498 -59.5 -87.5 1 28.0 -60.3 281 15 548.5 548.5 318.0 548.6 0.00 40 32 23400 -62.9 -88.9 2 26.0 -63.5 301 13 562.7 562.7 318.8 562.7 0.00 41 30 23800 -60.3 -88.3 1 28.0 -61.2 310 12 580.3 580.3 319.7 580.3 0.01 42 26 24703 -55.3 -85.3 1 30.0 -57.1 268 15 618.7 618.7 321.5 618.8 0.01 43 22 25764 -57.3 -86.3 1 29.0 -58.9 321 10 643.0 643.0 322.4 643.1 0.01 TRP 138 14562 -68.3 -81.3 14 13.0 -68.4 265 90 360.9 360.9 298.9 361.0 0.00 WND 190 12598 -56.8 -65.1 34 8.3 -57.0 265 119 347.9 347.9 296.2 348.0 0.03 Sounding variables and indices 1000-500 mb thick: 5689.00 m Freezing level: 621.58 mb = 4142.12 m = 13589.46 ft Wetbulb zero: 634.75 mb = 3940.44 m = 12927.81 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 74.11 % Est. max temperature: 26.39 C = 79.49 F Sfc-Lift cond lev (LCL): 920.21 mb = 854.13 m = 2802.23 ft T: 15.56 C 700-500 lapse rate: 6.01 C/km ThetaE index: 15.39 C Layer 700.0- 506.0 mb Conv cond level (CCL): 896.56 mb = 1075.39 m = 3528.15 ft Mean mixing ratio: 11.53 g/kg Conv temperature: 19.32 C = 66.77 F Cap Strength: 2.47 C Lifted Index: 1.44 C Risk: Showers probable Lifted Index @300 mb: 2.78 C Lifted Index @700 mb: 2.07 C Showalter Index: 0.06 C Risk: Thunderstorms probable Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.50 C K Index: 35.00 Risk: > 80 % chance of thunderstorms Sweat Index: 215.00 Risk: None Energy Index: -2.18 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.39 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 26869.04 J/kg Cap Strength: 2.45 C Lift Cond Lev (LCL): 888.92 mb = 1148.10 m = 3766.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 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 ---------------------------------------------------------- 0 952 569 130 5 -3.8 3.2 | 130 25 -19.5 16.4 1 925 810 110 9 -8.5 3.1 | 124 29 -24.1 16.3 2 914 914 100 9 -8.9 1.6 | 121 29 -24.5 14.7 3 881 1219 15 10 -2.6 -9.7 | 101 19 -18.2 3.5 4 850 1524 325 11 6.3 -9.0 | 114 10 -9.3 4.2 5 850 1528 325 11 6.3 -9.0 | 114 10 -9.3 4.2 6 820 1829 340 12 4.1 -11.3 | 99 12 -11.5 1.9 7 791 2134 290 19 17.9 -6.5 | 198 7 2.2 6.7 8 762 2438 280 21 20.7 -3.6 | 208 11 5.1 9.5 9 709 3048 265 30 29.9 2.6 | 222 21 14.3 15.8 10 700 3152 270 33 33.0 -0.0 | 233 22 17.4 13.2 11 632 3962 285 37 35.7 -9.6 | 260 20 20.1 3.6 12 608 4267 290 35 32.9 -12.0 | 266 17 17.3 1.2 13 564 4877 285 38 36.7 -9.8 | 261 21 21.1 3.3 14 542 5182 275 28 27.9 -2.4 | 229 16 12.3 10.7 15 500 5830 265 37 36.9 3.2 | 232 27 21.2 16.4 16 483 6096 270 37 37.0 -0.0 | 238 25 21.4 13.2 17 411 7315 280 36 35.5 -6.3 | 251 21 19.8 6.9 18 400 7520 275 40 39.8 -3.5 | 248 26 24.2 9.7 19 362 8230 265 51 50.8 4.4 | 243 39 35.2 17.6 20 347 8534 265 65 64.8 5.7 | 249 53 49.1 18.8 21 300 9570 270 65 65.0 -0.0 | 255 51 49.4 13.2 22 267 10363 275 73 72.7 -6.4 | 263 58 57.1 6.8 23 255 10668 270 67 67.0 -0.0 | 256 53 51.4 13.2 24 250 10810 265 78 77.7 6.8 | 252 65 62.1 20.0 25 212 11887 255 116 112.0 30.0 | 246 106 96.4 43.2 26 200 12270 260 114 112.3 19.8 | 251 102 96.6 33.0 27 190 12598 265 119 118.5 10.4 | 257 106 102.9 23.6 28 184 12802 265 119 118.5 10.4 | 257 106 102.9 23.6 29 151 14021 270 111 111.0 -0.0 | 262 96 95.4 13.2 30 150 14060 265 103 102.6 9.0 | 256 90 87.0 22.2 31 138 14562 265 90 89.7 7.8 | 254 77 74.0 21.0 32 117 15545 255 65 62.8 16.8 | 238 56 47.2 30.0 33 100 16490 270 46 46.0 -0.0 | 247 33 30.4 13.2 34 95 16764 270 46 46.0 -0.0 | 247 33 30.4 13.2 35 91 17069 275 48 47.8 -4.2 | 254 33 32.2 9.0 36 82 17678 280 42 41.4 -7.3 | 257 26 25.7 5.9 37 78 17983 260 32 31.5 5.6 | 220 25 15.9 18.7 38 74 18288 270 28 28.0 -0.0 | 223 18 12.4 13.2 39 70 18593 255 30 29.0 7.8 | 213 25 13.4 20.9 40 70 18600 240 16 13.9 8.0 | 175 21 -1.8 21.2 41 67 18898 235 10 8.2 5.7 | 159 20 -7.4 18.9 42 63 19202 295 10 9.1 -4.2 | 144 11 -6.6 9.0 43 60 19507 330 27 13.5 -23.4 | 12 10 -2.1 -10.2 44 52 20422 250 12 11.3 4.1 | 166 18 -4.3 17.3 45 50 20640 265 12 12.0 1.0 | 166 15 -3.7 14.2 46 49 20726 310 18 13.8 -11.6 | 131 2 -1.8 1.6 47 47 21031 265 12 12.0 1.0 | 166 15 -3.7 14.2 48 43 21641 270 12 12.0 -0.0 | 165 14 -3.6 13.2 49 40 21946 305 15 12.3 -8.6 | 144 6 -3.3 4.6 50 39 22250 275 16 15.9 -1.4 | 182 12 0.3 11.8 51 30 23800 310 12 9.2 -7.7 | 130 8 -6.4 5.5 52 28 24079 310 12 9.2 -7.7 | 130 8 -6.4 5.5 53 26 24384 265 15 14.9 1.3 | 177 15 -0.7 14.5 54 24 24689 245 11 10.0 4.6 | 162 19 -5.7 17.8 55 22 24994 320 10 6.4 -7.7 | 121 11 -9.2 5.5 56 19 25603 330 3 1.5 -2.6 | 127 18 -14.1 10.6 57 18 25908 310 11 8.4 -7.1 | 130 9 -7.2 6.1 58 16 26213 290 15 14.1 -5.1 | 169 8 -1.5 8.1 59 15 26518 310 17 13.0 -10.9 | 131 3 -2.6 2.3 Wind Parameters Mean winds (0-6000m): 280.2 at 27.3 knts Storm direction: 310.2 at 20.4 knts Shear (0-3000m) pos: 1.4 neg: 5.9 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 116.0 deg Storm rel helicity (0-3000m) pos: 86.4 neg: -98.6 tot: -12.2 m^2/s^2 ave: -4.1 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 165.41 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 ------------------------------------------------------------------------------- 500 101 8 122 28| 0.0 9.6 9.6| 0.0 -73.8 -73.8 -147.6 -0.79| 13.4-10.5 1000 44 9 106 23| 0.0 8.2 8.2| 8.1 -92.0 -83.9 -83.9 -0.38| 14.9 -5.6 1500 358 11 100 15| 0.0 7.7 7.7| 16.8 -98.6 -81.8 -54.5 -0.15| 14.6 -2.2 2000 317 13 119 8| 0.0 7.0 7.0| 27.4 -98.6 -71.2 -35.6 -0.02| 13.5 -0.3 2500 294 16 169 7| 0.0 7.1 7.1| 40.2 -98.6 -58.5 -23.4 0.03| 12.7 0.4 3000 286 19 197 8| 1.4 5.9 7.3| 86.4 -98.6 -12.2 -4.1 0.14| 12.0 1.7 4000 286 23 224 10| 1.8 4.4 6.2|123.4-102.5 20.9 5.2 0.20| 10.4 2.1 5000 284 25 232 11| 1.4 3.6 5.0|127.3-156.3 -29.0 -5.8 0.06| 10.3 0.6 6000 280 27 233 14| 1.5 3.0 4.5|158.5-156.3 2.1 0.4 0.10| 9.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251031.12.gif