UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 2 DEC 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 26.8 23.7 83 3.1 24.5 0 0 299.5 302.9 297.5 354.2 18.66 1 1000 105 25.6 23.1 86 2.5 23.8 0 0 298.8 302.0 297.0 351.5 18.07 2 993 167 25.0 22.9 88 2.1 23.5 34 2 298.7 302.0 296.9 351.2 17.98 3 980 283 25.6 21.2 77 4.4 22.5 98 7 300.5 303.5 296.3 348.5 16.38 4 925 791 22.2 20.0 87 2.2 20.6 65 12 302.0 305.0 296.5 349.6 16.11 5 904 991 20.6 20.6 100 0.0 20.6 68 14 302.4 305.5 297.3 353.0 17.14 6 850 1524 17.8 17.8 100 0.0 17.8 60 12 304.8 307.6 296.7 350.3 15.26 7 812 1914 15.0 13.9 93 1.1 14.3 79 10 305.8 308.1 295.0 343.0 12.39 8 756 2518 13.2 6.2 62 7.0 9.0 35 4 310.2 311.7 292.9 334.5 7.89 9 700 3162 9.2 7.4 88 1.8 8.1 275 6 312.7 314.4 294.7 341.4 9.27 10 578 4734 1.6 -0.8 84 2.4 0.3 246 10 321.4 322.6 294.7 341.6 6.26 11 555 5061 -0.7 -1.8 92 1.1 -1.3 254 11 322.4 323.6 294.8 342.1 6.05 12 514 5672 -5.3 -5.4 99 0.1 -5.4 259 14 324.0 325.0 294.4 340.4 4.98 13 509 5749 -3.9 -7.2 78 3.3 -5.5 263 15 326.6 327.5 294.6 341.2 4.38 14 500 5890 -4.7 -8.4 75 3.7 -6.4 290 14 327.3 328.1 294.6 340.9 4.06 15 463 6490 -8.7 -10.8 85 2.1 -9.6 276 14 329.6 330.3 294.8 341.9 3.63 16 400 7610 -15.3 -18.6 76 3.3 -16.4 335 8 335.1 335.6 295.0 342.9 2.20 17 395 7705 -15.9 -19.5 74 3.6 -17.1 336 9 335.5 336.0 295.0 342.9 2.07 18 352 8560 -23.1 -25.4 81 2.3 -23.7 360 17 337.1 337.3 294.8 342.1 1.38 19 320 9250 -27.9 -30.6 78 2.7 -28.5 319 5 339.7 339.9 295.1 343.2 0.93 20 300 9710 -31.3 -36.3 61 5.0 -32.0 240 3 341.3 341.4 295.1 343.5 0.57 21 250 10980 -40.5 -53.5 24 13.0 -41.3 150 14 345.9 345.9 295.8 346.3 0.10 22 246 11090 -41.3 -56.3 18 15.0 -42.1 148 14 346.3 346.3 295.8 346.6 0.08 23 212 12081 -49.7 -66.7 12 17.0 -50.1 157 22 348.2 348.2 296.3 348.3 0.02 24 200 12460 -52.7 -63.7 25 11.0 -52.9 145 21 349.3 349.3 296.5 349.5 0.04 25 182 13060 -58.1 -67.1 31 9.0 -58.2 149 18 350.1 350.1 296.7 350.2 0.03 26 157 13974 -64.7 -73.7 28 9.0 -64.8 155 11 354.0 354.0 297.5 354.0 0.01 27 150 14250 -67.5 -72.5 49 5.0 -67.5 240 8 353.8 353.8 297.5 353.9 0.01 28 142 14578 -70.5 -74.1 59 3.6 -70.5 245 9 354.2 354.2 297.5 354.2 0.01 29 131 15054 -73.7 -79.7 39 6.0 -73.7 275 10 356.7 356.7 298.0 356.7 0.01 30 101 16544 -81.7 -86.7 42 5.0 -81.7 115 6 368.8 368.8 300.4 368.8 0.00 31 100 16600 -82.1 -87.1 42 5.0 -82.1 70 4 369.1 369.1 300.4 369.1 0.00 32 89 17246 -84.5 -90.5 34 6.0 -84.5 100 10 376.8 376.8 301.7 376.8 0.00 33 84 17567 -81.3 -88.3 30 7.0 -81.3 79 10 389.6 389.6 303.8 389.6 0.00 34 78 17979 -84.3 -89.3 41 5.0 -84.3 75 25 391.7 391.7 304.0 391.7 0.00 35 71 18509 -76.5 -87.5 16 11.0 -76.6 334 9 419.0 419.0 307.6 419.0 0.00 36 70 18590 -76.9 -88.9 13 12.0 -76.9 300 7 419.9 419.9 307.7 419.9 0.00 37 69 18672 -76.9 -88.9 13 12.0 -76.9 65 15 421.6 421.6 307.9 421.6 0.00 38 50 20550 -69.9 -89.9 4 20.0 -70.1 85 34 478.8 478.8 313.4 478.8 0.00 39 42 21593 -67.7 -90.7 2 23.0 -67.9 82 38 508.7 508.7 315.5 508.7 0.00 40 39 22045 -62.9 -89.9 1 27.0 -63.4 89 47 531.7 531.7 317.1 531.7 0.00 41 35 22714 -60.9 -88.9 1 28.0 -61.6 104 47 553.7 553.7 318.3 553.7 0.00 42 33 23079 -62.1 -89.1 2 27.0 -62.7 103 53 559.9 559.9 318.6 559.9 0.00 43 30 23670 -60.7 -88.9 1 28.2 -61.6 100 61 579.1 579.1 319.6 579.2 0.00 44 28 24100 -59.7 -88.7 1 29.0 -60.7 100 61 593.5 593.5 320.3 593.5 0.01 45 26 24562 -61.5 -89.5 1 28.0 -62.4 98 59 601.1 601.1 320.6 601.1 0.00 46 24 25064 -56.7 -88.7 1 32.0 -58.3 96 57 629.0 629.0 321.9 629.0 0.01 TRP 89 17246 -84.5 -90.5 34 6.0 -84.5 100 10 376.8 376.8 301.7 376.8 0.00 WND 30 23670 -60.7 -88.9 1 28.2 -61.6 100 61 579.1 579.1 319.6 579.2 0.00 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 562.00 mb = 4961.52 m = 16277.76 ft Wetbulb zero: 573.45 mb = 4797.55 m = 15739.79 ft Precipitable water: 2.36 inches Sfc-500 mean rel hum: 86.85 % Est. max temperature: 31.85 C = 89.32 F Sfc-Lift cond lev (LCL): 961.18 mb = 453.84 m = 1488.96 ft T: 24.46 C 700-500 lapse rate: 5.10 C/km ThetaE index: 18.56 C Layer 850.0- 700.0 mb Conv cond level (CCL): 890.92 mb = 1117.27 m = 3665.53 ft Mean mixing ratio: 16.66 g/kg Conv temperature: 30.22 C = 86.39 F Cap Strength: 1.15 C Lifted Index: -1.73 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.90 C Lifted Index @700 mb: -1.37 C Showalter Index: -1.85 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.50 C K Index: 38.50 Risk: > 80 % chance of thunderstorms Sweat Index: 251.60 Risk: None Energy Index: -1.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 792.20 J/kg Max Up Vert Vel: 39.80 m/s Conv Inhibition (B-): 17.72 J/kg Cap Strength: 1.15 C Lift Cond Lev (LCL): 916.84 mb = 868.28 m = 2848.65 ft Lev Free Conv (LFC): 841.84 mb = 1606.26 m = 5269.82 ft Equ Level (EL): 191.84 mb = 12725.04 m = 41748.31 ft B at Equ Level: 791.16 J/kg Max Parcel Lev (MPL): 101.84 mb = 16496.88 m = 54122.97 ft Wind level data Storm motion: 288 at 7 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 0 0 -0.0 -0.0 | 108 7 -6.6 2.2 1 1000 105 0 0 -0.0 -0.0 | 108 7 -6.6 2.2 2 978 305 110 8 -7.5 2.7 | 109 15 -14.2 4.9 3 944 610 75 8 -7.7 -2.1 | 90 14 -14.4 0.1 4 925 791 65 12 -10.9 -5.1 | 81 18 -17.5 -2.9 5 912 914 70 13 -12.2 -4.4 | 83 19 -18.9 -2.3 6 880 1219 60 16 -13.9 -8.0 | 74 21 -20.5 -5.8 7 850 1524 60 12 -10.4 -6.0 | 77 17 -17.0 -3.8 8 850 1524 55 11 -9.0 -6.3 | 75 16 -15.6 -4.1 9 820 1829 80 11 -10.8 -1.9 | 91 17 -17.5 0.3 10 791 2134 75 9 -8.7 -2.3 | 89 15 -15.3 -0.1 11 763 2438 65 5 -4.5 -2.1 | 90 11 -11.2 0.1 12 736 2743 300 1 0.9 -0.5 | 106 6 -5.8 1.7 13 700 3162 275 6 6.0 -0.5 | 158 2 -0.7 1.7 14 611 4267 220 10 6.4 7.7 | 179 10 -0.2 9.8 15 567 4877 255 10 9.7 2.6 | 212 6 3.0 4.8 16 526 5486 250 12 11.3 4.1 | 216 8 4.6 6.3 17 506 5791 265 15 14.9 1.3 | 247 9 8.3 3.5 18 500 5890 290 14 13.2 -4.8 | 292 7 6.5 -2.6 19 487 6096 290 14 13.2 -4.8 | 292 7 6.5 -2.6 20 468 6401 280 15 14.8 -2.6 | 273 8 8.1 -0.4 21 416 7315 240 1 0.9 0.5 | 115 6 -5.8 2.7 22 400 7610 335 8 3.4 -7.3 | 33 6 -3.3 -5.1 23 383 7925 340 10 3.4 -9.4 | 24 8 -3.2 -7.2 24 367 8230 10 14 -2.4 -13.8 | 38 15 -9.1 -11.6 25 352 8534 360 17 -0.0 -17.0 | 24 16 -6.6 -14.8 26 338 8839 355 12 1.0 -12.0 | 30 11 -5.6 -9.8 27 311 9449 300 1 0.9 -0.5 | 106 6 -5.8 1.7 28 300 9710 240 3 2.6 1.5 | 132 5 -4.0 3.7 29 261 10668 175 4 -0.3 4.0 | 131 9 -7.0 6.2 30 250 10973 155 12 -5.1 10.9 | 138 18 -11.7 13.1 31 250 10980 150 14 -7.0 12.1 | 136 20 -13.6 14.3 32 228 11582 140 15 -9.6 11.5 | 130 21 -16.3 13.7 33 218 11887 160 20 -6.8 18.8 | 147 25 -13.5 21.0 34 208 12192 155 24 -10.1 21.8 | 145 29 -16.8 23.9 35 200 12460 145 21 -12.0 17.2 | 136 27 -18.7 19.4 36 199 12497 145 22 -12.6 18.0 | 136 28 -19.3 20.2 37 156 14021 155 11 -4.6 10.0 | 137 17 -11.3 12.2 38 150 14250 240 8 6.9 4.0 | 183 6 0.3 6.2 39 148 14326 205 6 2.5 5.4 | 152 9 -4.1 7.6 40 140 14630 255 10 9.7 2.6 | 212 6 3.0 4.8 41 126 15240 285 10 9.7 -2.6 | 278 3 3.0 -0.4 42 114 15850 215 13 7.5 10.6 | 184 13 0.8 12.8 43 108 16154 185 17 1.5 16.9 | 165 20 -5.2 19.1 44 102 16459 180 10 0.0 10.0 | 151 14 -6.6 12.2 45 100 16600 70 4 -3.8 -1.4 | 95 10 -10.4 0.8 46 97 16764 70 4 -3.8 -1.4 | 95 10 -10.4 0.8 47 89 17246 100 10 -9.8 1.7 | 103 17 -16.5 3.9 48 87 17374 40 4 -2.6 -3.1 | 85 9 -9.2 -0.9 49 82 17678 100 14 -13.8 2.4 | 103 21 -20.4 4.6 50 78 17983 75 25 -24.1 -6.5 | 82 31 -30.8 -4.3 51 74 18288 70 15 -14.1 -5.1 | 82 21 -20.7 -2.9 52 70 18590 300 7 6.1 -3.5 | 24 1 -0.6 -1.3 53 70 18593 100 19 -18.7 3.3 | 102 26 -25.3 5.5 54 66 18898 330 4 2.0 -3.5 | 75 5 -4.6 -1.3 55 63 19202 295 10 9.1 -4.2 | 310 3 2.4 -2.0 56 54 20117 55 13 -10.6 -7.5 | 73 18 -17.3 -5.3 57 50 20550 85 34 -33.9 -3.0 | 89 41 -40.5 -0.8 58 44 21336 100 38 -37.4 6.6 | 101 45 -44.1 8.8 59 42 21641 80 38 -37.4 -6.6 | 84 44 -44.1 -4.4 60 40 21946 85 48 -47.8 -4.2 | 88 54 -54.5 -2.0 61 36 22555 105 45 -43.5 11.6 | 105 52 -50.1 13.8 62 30 23670 100 61 -60.1 10.6 | 101 68 -66.7 12.8 63 27 24079 100 61 -60.1 10.6 | 101 68 -66.7 12.8 64 20 25298 90 51 -51.0 0.0 | 92 58 -57.6 2.2 Wind Parameters Mean winds (0-6000m): 258.2 at 9.3 knts Storm direction: 288.2 at 7.0 knts Shear (0-3000m) pos: 1.4 neg: 2.2 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 14.9 deg Storm rel helicity (0-3000m) pos: 37.6 neg: -48.8 tot: -11.2 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -0.2 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 27.47 Bulk Shear: 28.84 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 ------------------------------------------------------------------------------- 500 100 6 104 13| 8.2 0.0 8.2| 9.9 -16.4 -6.5 -13.0 -0.17| 14.0 -2.3 1000 79 9 92 15| 4.1 3.6 7.7| 9.9 -34.9 -25.0 -25.0 -0.31| 10.8 -3.3 1500 70 10 85 17| 2.7 1.6 4.4| 14.2 -43.5 -29.3 -19.5 -0.26| 9.4 -2.5 2000 71 11 86 17| 2.1 1.2 3.3| 32.2 -44.8 -12.5 -6.3 -0.10| 8.5 -0.9 2500 71 10 86 16| 1.7 1.8 3.5| 32.5 -48.8 -16.2 -6.5 -0.12| 8.5 -1.0 3000 69 9 87 15| 1.4 2.2 3.6| 37.6 -48.8 -11.2 -3.7 -0.03| 8.4 -0.2 4000 69 8 87 14| 1.0 2.0 3.0| 39.1 -49.9 -10.8 -2.7 0.01| 7.3 0.1 5000 89 9 98 15| 0.5 1.6 2.1| 48.4 -51.5 -3.1 -0.6 0.07| 6.7 0.5 6000 258 9 211 5| 0.7 1.3 2.1| 70.5 -51.5 19.0 3.2 0.20| 6.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251202.12.gif