UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 13 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 1005 60 27.0 25.2 90 1.8 25.7 110 1 299.7 303.5 298.7 359.8 20.48 1 1000 104 26.4 24.1 87 2.3 24.7 85 7 299.5 303.1 297.9 355.9 19.23 2 943 622 22.8 22.4 98 0.4 22.5 75 12 301.0 304.3 297.7 355.0 18.38 3 925 791 22.0 21.0 94 1.0 21.3 75 12 301.8 305.0 297.1 352.5 17.17 4 850 1524 18.2 14.8 81 3.4 15.9 85 20 305.2 307.5 295.0 342.7 12.55 5 781 2244 13.4 10.8 84 2.6 11.7 98 20 307.5 309.5 294.1 339.2 10.48 6 741 2687 12.8 1.8 47 11.0 6.7 107 17 311.5 312.7 291.7 329.9 5.89 7 700 3163 10.0 -4.0 37 14.0 3.0 100 16 313.6 314.3 290.7 326.5 4.06 8 681 3392 9.4 -7.6 29 17.0 1.5 122 12 315.4 316.0 290.5 325.6 3.17 9 665 3589 7.6 -4.4 42 12.0 1.7 103 11 315.5 316.3 291.4 328.8 4.15 10 620 4163 4.2 -17.8 18 22.0 -3.9 75 7 318.0 318.3 289.7 323.1 1.52 11 585 4634 1.8 -17.2 23 19.0 -5.3 106 8 320.5 320.8 290.6 326.3 1.70 12 520 5573 -5.7 -8.5 81 2.8 -7.0 154 11 322.5 323.2 293.1 335.2 3.87 13 500 5880 -7.1 -7.9 94 0.8 -7.5 170 7 324.4 325.2 293.9 338.4 4.22 14 478 6229 -9.1 -9.1 100 0.0 -9.1 161 4 326.1 326.9 294.2 339.5 4.02 15 466 6425 -10.1 -12.3 84 2.2 -11.0 163 3 327.3 327.9 293.9 338.1 3.19 16 402 7543 -18.5 -18.5 100 0.0 -18.5 286 5 330.5 330.9 293.9 338.2 2.21 17 400 7580 -18.3 -19.8 88 1.5 -18.8 305 6 331.2 331.6 293.9 338.2 1.99 18 399 7599 -18.1 -20.5 81 2.4 -18.8 306 6 331.7 332.1 293.9 338.3 1.88 19 369 8180 -20.3 -27.3 54 7.0 -22.0 350 8 336.3 336.5 294.4 340.3 1.10 20 345 8675 -24.1 -30.1 58 6.0 -25.4 13 9 337.7 337.8 294.6 341.0 0.91 21 300 9680 -31.5 -44.5 27 13.0 -32.9 85 3 341.0 341.0 294.8 342.0 0.24 22 298 9727 -31.7 -46.7 21 15.0 -33.2 92 3 341.4 341.4 294.8 342.1 0.19 23 261 10647 -39.7 -48.7 38 9.0 -40.4 226 10 342.8 342.8 295.1 343.5 0.18 24 250 10940 -41.9 -47.9 52 6.0 -42.3 215 17 343.8 343.8 295.4 344.6 0.20 25 249 10967 -42.1 -47.1 58 5.0 -42.5 211 14 343.9 343.9 295.4 344.8 0.22 26 242 11159 -43.3 -52.3 36 9.0 -43.8 213 16 344.9 344.9 295.6 345.4 0.12 27 204 12283 -52.7 -63.7 25 11.0 -52.9 207 24 347.3 347.3 296.1 347.5 0.04 28 200 12410 -53.9 -61.9 37 8.0 -54.1 205 24 347.4 347.4 296.1 347.6 0.05 29 181 13045 -59.3 -62.1 70 2.8 -59.3 200 24 348.7 348.7 296.4 348.9 0.05 30 177 13185 -60.3 -70.3 26 10.0 -60.4 199 24 349.3 349.3 296.5 349.3 0.02 31 171 13399 -62.1 -64.9 69 2.8 -62.1 198 24 349.7 349.8 296.6 349.9 0.04 32 162 13732 -64.5 -67.0 71 2.5 -64.6 195 24 351.2 351.2 296.9 351.3 0.03 33 156 13963 -65.9 -71.9 43 6.0 -66.0 183 23 352.6 352.6 297.2 352.6 0.01 34 150 14200 -68.1 -72.5 53 4.4 -68.1 170 21 352.8 352.8 297.3 352.8 0.01 35 136 14780 -72.9 -76.3 60 3.4 -72.9 150 19 354.3 354.3 297.5 354.3 0.01 36 123 15365 -75.1 -81.1 39 6.0 -75.1 135 29 360.6 360.6 298.8 360.6 0.00 37 109 16064 -75.5 -84.5 23 9.0 -75.5 111 7 372.6 372.6 301.0 372.6 0.00 38 101 16503 -77.1 -85.1 27 8.0 -77.1 32 4 377.7 377.7 301.9 377.7 0.00 39 100 16560 -77.1 -85.1 27 8.0 -77.1 20 4 378.8 378.8 302.1 378.8 0.00 40 89 17232 -77.5 -86.5 22 9.0 -77.5 286 15 390.8 390.8 303.9 390.8 0.00 41 85 17497 -77.3 -87.3 19 10.0 -77.3 277 20 396.4 396.4 304.7 396.4 0.00 42 82 17707 -72.5 -85.5 12 13.0 -72.6 281 25 410.3 410.3 306.6 410.3 0.00 43 79 17928 -71.5 -86.5 9 15.0 -71.6 284 31 416.8 416.8 307.3 416.8 0.00 44 70 18640 -74.5 -87.5 12 13.0 -74.6 280 43 425.0 425.0 308.3 425.0 0.00 45 65 19069 -76.3 -88.3 13 12.0 -76.3 270 38 430.2 430.2 308.9 430.2 0.00 46 60 19530 -76.1 -89.1 11 13.0 -76.2 257 33 440.6 440.6 309.9 440.6 0.00 47 58 19729 -70.5 -89.5 4 19.0 -70.6 240 27 457.5 457.5 311.5 457.5 0.00 48 51 20500 -66.1 -89.1 3 23.0 -66.4 98 15 485.0 485.0 313.8 485.0 0.00 49 50 20620 -66.9 -88.9 3 22.0 -67.1 80 20 485.8 485.8 313.9 485.8 0.00 50 32 23341 -63.3 -89.3 2 26.0 -63.9 103 53 561.6 561.6 318.7 561.6 0.00 51 30 23740 -60.7 -88.7 1 28.0 -61.6 105 54 579.2 579.2 319.6 579.2 0.00 52 23 25408 -56.9 -86.9 1 30.0 -58.5 91 53 636.1 636.1 322.2 636.1 0.01 53 22 25690 -57.3 -87.3 1 30.0 -58.9 93 53 643.0 643.0 322.4 643.1 0.01 TRP 123 15365 -75.1 -81.1 39 6.0 -75.1 135 29 360.6 360.6 298.8 360.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 569.40 mb = 4859.67 m = 15943.61 ft Wetbulb zero: 651.58 mb = 3755.74 m = 12321.83 ft Precipitable water: 1.94 inches Sfc-500 mean rel hum: 60.90 % Est. max temperature: 32.26 C = 90.07 F Sfc-Lift cond lev (LCL): 979.58 mb = 286.18 m = 938.91 ft T: 25.13 C 700-500 lapse rate: 6.29 C/km ThetaE index: 34.17 C Layer 1000.0- 665.0 mb Conv cond level (CCL): 923.24 mb = 807.49 m = 2649.21 ft Mean mixing ratio: 18.19 g/kg Conv temperature: 29.16 C = 84.49 F Cap Strength: 0.36 C Lifted Index: -5.65 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.45 C Lifted Index @700 mb: -1.74 C Showalter Index: -1.44 C Risk: Thunderstorms probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 21.90 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 224.60 Risk: None Energy Index: -0.91 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2107.98 J/kg Max Up Vert Vel: 64.93 m/s Conv Inhibition (B-): 2.60 J/kg Cap Strength: 0.36 C Lift Cond Lev (LCL): 937.50 mb = 673.41 m = 2209.32 ft Lev Free Conv (LFC): 892.50 mb = 1101.05 m = 3612.33 ft Equ Level (EL): 132.50 mb = 14932.08 m = 48989.15 ft B at Equ Level: 2085.78 J/kg Max Parcel Lev (MPL): 72.50 mb = 18433.35 m = 60476.13 ft Wind level data Storm motion: 132 at 9 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 1005 60 110 1 -0.9 0.3 | 315 9 6.1 -6.0 1 1000 104 85 7 -7.0 -0.6 | 360 7 0.0 -6.9 2 977 305 70 10 -9.4 -3.4 | 14 10 -2.4 -9.7 3 944 610 75 12 -11.6 -3.1 | 26 10 -4.6 -9.4 4 925 791 75 12 -11.6 -3.1 | 26 10 -4.6 -9.4 5 912 914 90 11 -11.0 0.0 | 32 7 -4.0 -6.3 6 880 1219 75 17 -16.4 -4.4 | 41 14 -9.4 -10.7 7 850 1524 85 20 -19.9 -1.7 | 58 15 -12.9 -8.1 8 820 1829 95 21 -20.9 1.8 | 72 15 -13.9 -4.5 9 791 2134 100 20 -19.7 3.5 | 77 13 -12.7 -2.8 10 763 2438 95 19 -18.9 1.7 | 69 13 -11.9 -4.7 11 736 2743 110 16 -15.0 5.5 | 84 8 -8.0 -0.8 12 710 3048 100 16 -15.8 2.8 | 68 9 -8.7 -3.5 13 700 3163 100 16 -15.8 2.8 | 68 9 -8.7 -3.5 14 684 3353 125 12 -9.8 6.9 | 101 3 -2.8 0.6 15 658 3658 95 11 -11.0 1.0 | 36 7 -3.9 -5.4 16 611 4267 70 6 -5.6 -2.1 | 351 8 1.4 -8.4 17 545 5182 165 10 -2.6 9.7 | 233 6 4.4 3.3 18 525 5486 150 12 -6.0 10.4 | 194 4 1.0 4.1 19 500 5880 170 7 -1.2 6.9 | 264 6 5.8 0.6 20 486 6096 160 4 -1.4 3.8 | 294 6 5.6 -2.6 21 414 7315 170 1 -0.2 1.0 | 308 9 6.8 -5.3 22 400 7580 305 6 4.9 -3.4 | 309 15 11.9 -9.8 23 366 8230 355 8 0.7 -8.0 | 332 16 7.7 -14.3 24 310 9449 45 10 -7.1 -7.1 | 0 13 -0.1 -13.4 25 300 9680 85 3 -3.0 -0.3 | 329 8 4.0 -6.6 26 260 10668 230 10 7.7 6.4 | 270 15 14.7 0.1 27 250 10940 215 17 9.8 13.9 | 246 18 16.8 7.6 28 249 10973 210 13 6.5 11.3 | 250 14 13.5 4.9 29 227 11582 220 22 14.1 16.9 | 244 24 21.2 10.5 30 200 12410 205 24 10.1 21.8 | 228 23 17.2 15.4 31 162 13716 195 24 6.2 23.2 | 218 21 13.2 16.9 32 150 14200 170 21 -3.6 20.7 | 193 15 3.4 14.4 33 132 14935 145 19 -10.9 15.6 | 157 10 -3.9 9.2 34 123 15365 135 29 -20.5 20.5 | 136 20 -13.5 14.2 35 119 15545 135 29 -20.5 20.5 | 136 20 -13.5 14.2 36 113 15850 125 13 -10.6 7.5 | 107 4 -3.6 1.1 37 107 16154 105 5 -4.8 1.3 | 336 5 2.2 -5.0 38 100 16560 20 4 -1.4 -3.8 | 331 12 5.6 -10.1 39 97 16764 20 4 -1.4 -3.8 | 331 12 5.6 -10.1 40 92 17069 300 14 12.1 -7.0 | 305 23 19.1 -13.3 41 87 17374 275 16 15.9 -1.4 | 289 24 23.0 -7.7 42 74 18288 290 41 38.5 -14.0 | 294 50 45.5 -20.3 43 71 18593 275 47 46.8 -4.1 | 281 55 53.8 -10.4 44 70 18640 280 43 42.3 -7.5 | 286 51 49.4 -13.8 45 60 19507 260 34 33.5 5.9 | 271 41 40.5 -0.4 46 54 20117 210 16 8.0 13.9 | 243 17 15.0 7.5 47 52 20422 110 11 -10.3 3.8 | 52 4 -3.3 -2.6 48 50 20620 80 20 -19.7 -3.5 | 52 16 -12.7 -9.8 49 49 20726 75 21 -20.3 -5.4 | 48 18 -13.3 -11.8 50 44 21336 115 28 -25.4 11.8 | 107 19 -18.4 5.5 51 42 21641 75 50 -48.3 -12.9 | 65 46 -41.3 -19.3 52 40 21946 65 51 -46.2 -21.6 | 55 48 -39.2 -27.9 53 35 22860 100 52 -51.2 9.0 | 94 44 -44.2 2.7 54 30 23740 105 54 -52.2 14.0 | 100 46 -45.1 7.7 55 28 24079 105 51 -49.3 13.2 | 99 43 -42.2 6.9 56 24 24689 90 53 -53.0 0.0 | 82 46 -46.0 -6.3 57 18 25908 100 54 -53.2 9.4 | 94 46 -46.2 3.1 Wind Parameters Mean winds (0-6000m): 102.0 at 12.6 knts Storm direction: 132.0 at 9.4 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 113.4 deg Storm rel helicity (0-3000m) pos: 69.6 neg: -10.6 tot: 58.9 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.5 10^-3/s Energy-Hel index: 0.82 Bulk Rich Number: 422.70 Bulk Shear: 4.99 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 74 9 12 9| 0.0 11.2 11.2| 21.0 0.0 21.0 41.9 0.88| 12.0 10.5 1000 78 11 21 9| 1.5 5.6 7.1| 27.3 0.0 27.3 27.3 0.75| 8.8 6.6 1500 79 13 33 11| 3.1 3.7 6.8| 46.3 0.0 46.3 30.9 0.70| 8.7 6.1 2000 84 15 45 11| 2.8 2.8 5.6| 62.6 0.0 62.6 31.3 0.73| 7.7 5.7 2500 87 16 51 11| 1.9 2.2 4.1| 66.0 -5.3 60.6 24.3 0.63| 7.0 4.4 3000 90 16 55 11| 1.6 1.6 3.2| 69.6 -10.6 58.9 19.6 0.52| 6.8 3.5 4000 93 15 54 10| 0.9 1.3 2.2| 74.3 -23.7 50.6 12.7 0.26| 7.4 1.9 5000 95 13 50 8| 1.7 1.0 2.7| 76.8 -28.7 48.1 9.6 0.16| 7.3 1.2 6000 102 13 55 6| 1.1 0.9 2.0| 87.3 -32.2 55.1 9.2 0.19| 7.2 1.4 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251013.12.gif