UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 18 OCT 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1004 60 27.0 23.3 80 3.7 24.3 90 3 299.8 303.1 297.3 353.2 18.23 1 1000 97 30.2 22.2 62 8.0 24.3 90 3 303.4 306.5 297.5 354.1 17.09 2 999 106 31.0 22.0 59 9.0 24.4 89 3 304.2 307.4 297.6 354.6 16.89 3 925 791 25.8 16.8 58 9.0 19.6 75 20 305.7 308.1 295.5 345.0 13.12 4 850 1529 20.0 15.2 74 4.8 16.7 90 16 307.1 309.5 295.7 345.9 12.89 5 749 2607 11.8 10.0 89 1.8 10.7 93 22 309.5 311.5 294.6 341.1 10.35 6 704 3126 9.4 2.4 62 7.0 5.5 86 19 312.4 313.6 292.4 332.6 6.48 7 700 3173 9.0 3.0 66 6.0 5.6 85 19 312.5 313.7 292.7 333.6 6.80 8 662 3633 6.2 3.8 85 2.4 4.8 90 16 314.3 315.8 293.9 338.1 7.62 9 613 4260 3.2 -3.8 60 7.0 -0.3 61 20 317.9 318.8 292.5 333.0 4.71 10 594 4514 1.0 -0.7 88 1.7 0.1 52 18 318.2 319.4 293.7 337.8 6.13 11 550 5132 -0.3 -18.3 24 18.0 -6.8 46 14 323.7 324.1 291.5 329.4 1.64 12 546 5190 -0.7 -12.7 40 12.0 -5.7 45 14 323.9 324.4 292.4 332.8 2.64 13 529 5443 -1.7 -24.7 15 23.0 -8.8 45 12 325.7 325.9 291.5 329.1 0.98 14 500 5890 -3.7 -17.7 33 14.0 -8.9 80 8 328.5 328.9 293.1 335.1 1.90 15 499 5906 -3.7 -17.7 33 14.0 -8.9 80 8 328.7 329.1 293.2 335.4 1.91 16 475 6293 -6.3 -39.3 5 33.0 -13.3 89 14 330.2 330.2 292.0 331.2 0.27 17 447 6764 -10.3 -25.3 28 15.0 -14.6 90 15 330.9 331.1 293.0 334.9 1.09 18 408 7460 -14.5 -19.5 66 5.0 -16.2 116 10 334.2 334.7 294.6 341.3 2.00 19 400 7610 -15.1 -20.1 66 5.0 -16.7 85 10 335.4 335.8 294.8 342.3 1.94 20 390 7802 -15.9 -23.9 50 8.0 -18.2 52 13 336.8 337.0 294.8 341.9 1.42 21 355 8503 -22.1 -25.5 74 3.4 -22.9 11 15 337.6 337.9 294.9 342.5 1.35 22 342 8777 -23.9 -30.9 52 7.0 -25.4 28 15 338.8 338.9 294.8 342.0 0.85 23 316 9350 -28.9 -34.9 56 6.0 -29.9 24 21 339.6 339.7 294.8 341.9 0.62 24 308 9533 -30.3 -32.8 79 2.5 -30.7 19 23 340.1 340.3 295.1 343.1 0.79 25 303 9649 -31.1 -38.1 50 7.0 -32.1 17 24 340.6 340.7 294.9 342.4 0.47 26 300 9720 -31.5 -38.5 50 7.0 -32.4 15 25 341.0 341.1 295.0 342.8 0.46 27 291 9935 -33.1 -40.1 50 7.0 -34.0 15 26 341.7 341.8 295.1 343.3 0.40 28 283 10131 -34.3 -49.3 20 15.0 -35.6 16 26 342.7 342.7 295.1 343.3 0.15 29 281 10181 -34.1 -43.1 40 9.0 -35.1 17 26 343.7 343.7 295.5 344.9 0.30 30 277 10282 -34.7 -46.7 29 12.0 -35.8 19 25 344.2 344.3 295.5 345.1 0.21 31 250 10990 -40.9 -45.5 61 4.6 -41.3 15 26 345.3 345.3 295.8 346.3 0.26 32 232 11492 -45.5 -48.4 72 2.9 -45.7 18 26 345.7 345.8 295.8 346.6 0.20 33 200 12460 -53.9 -57.9 61 4.0 -54.0 25 26 347.4 347.4 296.1 347.7 0.08 34 181 13094 -59.3 -64.3 52 5.0 -59.4 20 34 348.7 348.7 296.4 348.8 0.04 35 162 13781 -64.5 -69.3 52 4.8 -64.6 5 24 351.2 351.2 296.9 351.2 0.02 36 151 14210 -65.7 -78.7 15 13.0 -65.8 340 13 356.2 356.2 298.0 356.2 0.01 37 150 14250 -66.1 -79.1 15 13.0 -66.2 335 11 356.2 356.2 298.0 356.2 0.01 38 141 14623 -68.9 -74.9 42 6.0 -68.9 330 6 357.7 357.7 298.2 357.7 0.01 39 125 15333 -74.7 -79.4 48 4.7 -74.7 324 11 359.7 359.7 298.7 359.7 0.01 40 111 16016 -78.9 -84.9 37 6.0 -78.9 285 13 364.2 364.2 299.5 364.3 0.00 41 101 16553 -78.7 -85.7 31 7.0 -78.7 307 8 374.6 374.6 301.4 374.6 0.00 42 100 16610 -78.9 -84.9 37 6.0 -78.9 310 7 375.3 375.3 301.5 375.3 0.00 43 94 16960 -81.5 -86.2 45 4.7 -81.5 350 7 376.9 376.9 301.8 376.9 0.00 44 84 17594 -79.9 -85.9 36 6.0 -79.9 353 5 392.4 392.4 304.2 392.5 0.00 45 78 18021 -73.1 -84.1 17 11.0 -73.2 254 13 415.0 415.0 307.1 415.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 560.15 mb = 4989.37 m = 16369.12 ft Wetbulb zero: 616.15 mb = 4218.14 m = 13838.86 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 63.95 % Est. max temperature: 34.22 C = 93.60 F Sfc-Lift cond lev (LCL): 951.89 mb = 535.97 m = 1758.42 ft T: 27.74 C 700-500 lapse rate: 4.67 C/km ThetaE index: 13.35 C Layer 749.0- 700.0 mb Conv cond level (CCL): 803.54 mb = 2008.12 m = 6588.24 ft Mean mixing ratio: 14.71 g/kg Conv temperature: 35.40 C = 95.71 F Cap Strength: 2.18 C Lifted Index: -0.38 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.57 C Lifted Index @700 mb: -1.33 C Showalter Index: 0.73 C Risk: Thunderstorms probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.90 C K Index: 32.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 222.40 Risk: None Energy Index: -2.10 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 625.60 J/kg Max Up Vert Vel: 35.37 m/s Conv Inhibition (B-): 62.91 J/kg Cap Strength: 2.18 C Lift Cond Lev (LCL): 840.53 mb = 1624.54 m = 5329.78 ft Lev Free Conv (LFC): 775.53 mb = 2310.65 m = 7580.78 ft Equ Level (EL): 175.53 mb = 13284.00 m = 43582.14 ft B at Equ Level: 619.19 J/kg Max Parcel Lev (MPL): 105.53 mb = 16303.78 m = 53489.43 ft Wind level data Storm motion: 106 at 12 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 1004 60 90 3 -3.0 0.0 | 290 9 8.9 -3.3 1 1000 97 90 3 -3.0 0.0 | 290 9 8.9 -3.3 2 977 305 70 13 -12.2 -4.4 | 2 8 -0.3 -7.7 3 944 610 65 19 -17.2 -8.0 | 25 13 -5.3 -11.3 4 925 791 75 20 -19.3 -5.2 | 41 11 -7.4 -8.5 5 912 914 80 17 -16.7 -3.0 | 38 8 -4.8 -6.3 6 881 1219 85 14 -13.9 -1.2 | 24 5 -2.0 -4.5 7 850 1529 90 16 -16.0 0.0 | 51 5 -4.1 -3.3 8 791 2134 85 22 -21.9 -1.9 | 62 11 -10.0 -5.2 9 763 2438 95 23 -22.9 2.0 | 83 11 -11.0 -1.3 10 700 3173 85 19 -18.9 -1.7 | 55 9 -7.0 -5.0 11 659 3658 90 16 -16.0 0.0 | 51 5 -4.1 -3.3 12 611 4267 60 20 -17.3 -10.0 | 22 14 -5.4 -13.3 13 589 4572 50 17 -13.0 -10.9 | 4 14 -1.1 -14.2 14 546 5182 45 14 -9.9 -9.9 | 351 13 2.0 -13.2 15 526 5486 45 11 -7.8 -7.8 | 340 12 4.1 -11.1 16 506 5791 50 6 -4.6 -3.9 | 314 10 7.3 -7.2 17 500 5890 80 8 -7.9 -1.4 | 319 6 4.0 -4.7 18 487 6096 80 13 -12.8 -2.3 | 9 6 -0.9 -5.6 19 468 6401 95 15 -14.9 1.3 | 57 4 -3.0 -2.0 20 450 6706 85 15 -14.9 -1.3 | 33 6 -3.0 -4.6 21 416 7315 145 10 -5.7 8.2 | 232 8 6.2 4.9 22 400 7610 85 10 -10.0 -0.9 | 335 5 1.9 -4.2 23 399 7620 95 10 -10.0 0.9 | 321 3 1.9 -2.4 24 383 7925 20 15 -5.1 -14.1 | 339 19 6.8 -17.4 25 368 8230 15 14 -3.6 -13.5 | 334 19 8.3 -16.8 26 353 8534 10 15 -2.6 -14.8 | 333 20 9.3 -18.1 27 338 8839 35 15 -8.6 -12.3 | 348 16 3.3 -15.6 28 300 9720 15 25 -6.5 -24.1 | 349 28 5.4 -27.5 29 286 10058 15 26 -6.7 -25.1 | 350 29 5.2 -28.4 30 262 10668 25 24 -10.1 -21.8 | 356 25 1.8 -25.1 31 251 10973 15 26 -6.7 -25.1 | 350 29 5.2 -28.4 32 250 10990 15 26 -6.7 -25.1 | 350 29 5.2 -28.4 33 200 12460 25 26 -11.0 -23.6 | 358 27 0.9 -26.9 34 180 13106 20 34 -11.6 -31.9 | 360 35 0.3 -35.3 35 156 14021 360 20 -0.0 -20.0 | 333 26 11.9 -23.3 36 150 14250 335 11 4.6 -10.0 | 309 21 16.6 -13.3 37 148 14326 335 13 5.5 -11.8 | 311 23 17.4 -15.1 38 141 14630 330 5 2.5 -4.3 | 298 16 14.4 -7.6 39 133 14935 320 10 6.4 -7.7 | 301 21 18.3 -11.0 40 127 15240 330 11 5.5 -9.5 | 306 22 17.4 -12.8 41 114 15850 280 14 13.8 -2.4 | 283 26 25.7 -5.7 42 108 16154 290 13 12.2 -4.4 | 288 25 24.1 -7.7 43 100 16610 310 7 5.4 -4.5 | 294 19 17.3 -7.8 44 97 16764 325 10 5.7 -8.2 | 303 21 17.6 -11.5 45 87 17374 45 2 -1.4 -1.4 | 294 12 10.5 -4.7 46 78 17983 255 12 11.6 3.1 | 270 23 23.5 -0.2 47 74 18288 230 21 16.1 13.5 | 250 30 28.0 10.2 Wind Parameters Mean winds (0-6000m): 75.5 at 16.5 knts Storm direction: 105.5 at 12.4 knts Shear (0-3000m) pos: 1.8 neg: 3.3 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 129.3 deg Storm rel helicity (0-3000m) pos: 51.6 neg: -12.9 tot: 38.8 m^2/s^2 ave: 12.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.0 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 176.55 Bulk Shear: 3.54 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 70 11 351 7| 0.0 15.8 15.8| 24.0 0.0 24.0 48.0 0.78| 16.2 12.7 1000 73 15 16 8| 2.8 7.9 10.7| 34.7 -1.8 32.9 32.9 0.61| 12.5 7.6 1500 77 15 22 7| 2.5 5.3 7.8| 37.6 -2.7 35.0 23.3 0.59| 9.7 5.7 2000 80 16 32 7| 1.9 5.2 7.1| 40.0 -2.7 37.4 18.7 0.53| 8.6 4.6 2500 83 17 44 7| 2.1 4.2 6.3| 51.6 -4.5 47.1 18.9 0.55| 7.9 4.3 3000 84 18 50 8| 1.8 3.3 5.1| 51.6 -12.9 38.8 12.9 0.42| 7.2 3.0 4000 84 18 49 8| 1.5 3.1 4.5| 51.6 -21.5 30.1 7.5 0.26| 6.8 1.8 5000 78 18 38 9| 1.2 2.4 3.6| 51.6 -53.5 -1.9 -0.4 0.08| 6.5 0.5 6000 76 16 29 8| 1.6 2.0 3.6| 58.7 -76.3 -17.6 -2.9 0.03| 6.8 0.2 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251018.00.gif