UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 7 DEC 25 Station: SB099 WMO ident: 82099 Latitude: 0.05 Longitude: -51.07 ------------------------------------------------------------------------------- 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 1011 13 27.4 22.8 76 4.6 24.0 40 12 299.6 302.8 296.8 350.9 17.54 1 1000 109 26.2 23.3 84 2.9 24.1 35 9 299.4 302.7 297.3 352.9 18.30 2 925 795 21.6 20.3 92 1.3 20.7 70 21 301.4 304.4 296.6 349.8 16.42 3 896 1071 20.0 18.5 91 1.5 18.9 84 23 302.5 305.3 296.0 347.2 15.13 4 850 1526 18.4 14.8 80 3.6 16.0 110 22 305.4 307.8 295.0 343.0 12.55 5 817 1866 17.4 11.4 68 6.0 13.5 107 26 307.8 309.8 294.1 339.4 10.42 6 763 2446 13.2 10.1 81 3.1 11.2 110 24 309.4 311.3 294.4 340.6 10.23 7 752 2569 14.4 -4.6 26 19.0 5.0 103 21 312.0 312.7 289.8 323.4 3.61 8 720 2936 12.2 1.2 47 11.0 6.1 82 13 313.5 314.6 292.2 331.7 5.80 9 700 3172 11.0 -9.0 24 20.0 1.9 65 8 314.7 315.2 289.9 323.6 2.76 10 692 3268 10.8 -13.2 17 24.0 0.8 70 7 315.5 315.9 289.4 322.1 2.00 11 658 3684 7.8 0.8 61 7.0 3.9 59 8 316.7 317.9 293.4 336.3 6.17 12 628 4067 5.6 -12.4 26 18.0 -2.0 41 11 318.4 318.9 290.6 326.2 2.35 13 558 5022 0.0 -4.4 72 4.4 -2.2 354 3 322.7 323.7 294.1 339.0 4.95 14 500 5890 -6.5 -10.6 73 4.1 -8.2 280 7 325.1 325.8 293.4 336.5 3.41 15 464 6469 -11.3 -13.1 87 1.8 -12.0 290 10 326.2 326.8 293.4 336.3 3.01 16 457 6586 -9.9 -18.9 48 9.0 -13.0 295 12 329.3 329.7 293.3 335.9 1.88 17 420 7232 -14.9 -21.9 55 7.0 -17.0 269 15 331.0 331.3 293.4 336.6 1.58 18 408 7451 -15.9 -27.9 35 12.0 -18.9 277 10 332.4 332.6 293.3 335.9 0.94 19 400 7600 -16.7 -26.7 42 10.0 -19.3 290 5 333.3 333.5 293.6 337.2 1.08 20 356 8465 -22.5 -26.5 70 4.0 -23.5 198 8 336.8 337.0 294.6 341.3 1.23 21 337 8865 -25.5 -31.5 57 6.0 -26.7 238 7 338.0 338.2 294.6 341.1 0.81 22 334 8930 -25.7 -37.7 32 12.0 -27.6 245 7 338.6 338.7 294.4 340.3 0.45 23 327 9083 -26.5 -41.5 23 15.0 -28.6 261 6 339.6 339.6 294.5 340.8 0.31 24 318 9284 -27.9 -38.9 34 11.0 -29.5 282 6 340.3 340.4 294.8 342.0 0.41 25 300 9700 -31.3 -42.3 33 11.0 -32.6 325 5 341.3 341.3 294.9 342.5 0.31 26 258 10755 -39.7 -48.7 38 9.0 -40.4 273 5 343.9 344.0 295.4 344.7 0.18 27 250 10970 -41.9 -47.9 52 6.0 -42.3 160 16 343.8 343.8 295.4 344.6 0.20 28 238 11301 -44.9 -48.4 68 3.5 -45.1 160 16 344.1 344.2 295.5 344.9 0.20 29 228 11587 -46.9 -53.9 45 7.0 -47.2 160 22 345.3 345.3 295.7 345.8 0.11 30 224 11704 -48.1 -53.1 56 5.0 -48.3 160 24 345.2 345.3 295.7 345.7 0.12 31 208 12188 -52.5 -57.5 55 5.0 -52.7 160 33 345.7 345.7 295.7 346.1 0.08 32 200 12440 -54.3 -67.3 19 13.0 -54.5 160 38 346.8 346.8 296.0 346.9 0.02 33 199 12472 -54.5 -67.5 19 13.0 -54.8 160 38 347.0 347.0 296.0 347.1 0.02 34 182 13035 -59.5 -68.5 30 9.0 -59.6 160 43 347.8 347.8 296.1 347.9 0.02 35 173 13350 -61.5 -76.5 12 15.0 -61.6 160 46 349.6 349.6 296.5 349.6 0.01 36 159 13867 -65.1 -76.1 20 11.0 -65.2 160 51 352.0 352.0 297.1 352.1 0.01 37 150 14220 -66.3 -77.3 20 11.0 -66.4 150 30 355.9 355.9 297.9 355.9 0.01 38 134 14895 -71.7 -78.7 34 7.0 -71.8 145 23 357.9 357.9 298.3 358.0 0.01 39 130 15074 -73.1 -81.1 29 8.0 -73.1 147 17 358.6 358.6 298.4 358.6 0.00 40 120 15544 -72.5 -84.5 15 12.0 -72.5 190 11 368.0 368.0 300.2 368.0 0.00 41 101 16543 -78.5 -87.5 22 9.0 -78.5 296 25 375.0 375.0 301.4 375.0 0.00 42 100 16600 -78.7 -87.7 22 9.0 -78.7 290 30 375.7 375.7 301.5 375.7 0.00 43 86 17452 -81.1 -90.1 20 9.0 -81.1 20 11 387.4 387.4 303.4 387.4 0.00 44 83 17652 -79.1 -89.1 18 10.0 -79.1 24 12 395.4 395.4 304.6 395.4 0.00 45 72 18452 -82.1 -89.1 29 7.0 -82.1 299 15 405.5 405.5 305.9 405.5 0.00 46 70 18610 -81.3 -89.3 25 8.0 -81.3 250 16 410.5 410.5 306.6 410.5 0.00 47 67 18858 -79.3 -88.3 21 9.0 -79.3 254 12 420.0 420.0 307.7 420.0 0.00 48 62 19299 -80.5 -89.5 21 9.0 -80.5 235 19 426.7 426.7 308.5 426.7 0.00 49 56 19889 -71.7 -89.7 5 18.0 -71.8 257 13 459.4 459.4 311.7 459.4 0.00 50 51 20443 -71.3 -89.3 5 18.0 -71.4 69 15 472.8 472.8 312.8 472.8 0.00 51 50 20560 -72.3 -89.3 6 17.0 -72.4 90 34 473.1 473.1 312.9 473.1 0.00 52 49 20678 -72.7 -89.7 6 17.0 -72.8 94 32 474.9 474.9 313.0 474.9 0.00 53 30 23630 -61.5 -88.5 2 27.0 -62.3 90 62 577.0 577.0 319.5 577.0 0.01 54 29 23840 -61.0 -88.5 1 27.5 -61.9 90 65 584.0 584.0 319.9 584.0 0.01 55 28 24059 -60.5 -88.5 1 28.0 -61.4 90 65 591.3 591.3 320.2 591.3 0.01 TRP 86 17452 -81.1 -90.1 20 9.0 -81.1 20 11 387.4 387.4 303.4 387.4 0.00 WND 29 23840 -61.0 -88.5 1 27.5 -61.9 90 65 584.0 584.0 319.9 584.0 0.01 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 558.00 mb = 5022.31 m = 16477.19 ft Wetbulb zero: 638.05 mb = 3936.89 m = 12916.13 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 63.28 % Est. max temperature: 32.51 C = 90.52 F Sfc-Lift cond lev (LCL): 945.93 mb = 598.17 m = 1962.47 ft T: 22.92 C 700-500 lapse rate: 6.44 C/km ThetaE index: 17.12 C Layer 752.0- 720.0 mb Conv cond level (CCL): 911.18 mb = 925.60 m = 3036.72 ft Mean mixing ratio: 17.24 g/kg Conv temperature: 29.72 C = 85.49 F Cap Strength: 0.85 C Lifted Index: -3.94 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.55 C Lifted Index @700 mb: 0.08 C Showalter Index: -0.89 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 21.30 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 228.60 Risk: None Energy Index: -1.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1222.07 J/kg Max Up Vert Vel: 49.44 m/s Conv Inhibition (B-): 19.27 J/kg Cap Strength: 0.83 C Lift Cond Lev (LCL): 930.85 mb = 739.53 m = 2426.24 ft Lev Free Conv (LFC): 785.85 mb = 2195.75 m = 7203.82 ft Equ Level (EL): 755.85 mb = 2525.98 m = 8287.24 ft B at Equ Level: 11.14 J/kg Max Parcel Lev (MPL): 95.85 mb = 16839.36 m = 55246.58 ft Wind level data Storm motion: 109 at 11 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 1011 13 40 12 -7.7 -9.2 | 350 13 2.3 -12.7 1 1000 109 35 9 -5.2 -7.4 | 336 12 4.9 -10.9 2 978 305 55 17 -13.9 -9.8 | 16 14 -3.9 -13.2 3 945 610 70 20 -18.8 -6.8 | 40 14 -8.7 -10.3 4 925 795 70 21 -19.7 -7.2 | 42 14 -9.7 -10.7 5 912 914 75 23 -22.2 -6.0 | 52 15 -12.2 -9.4 6 850 1524 110 22 -20.7 7.5 | 111 11 -10.6 4.0 7 850 1526 110 22 -20.7 7.5 | 111 11 -10.6 4.0 8 791 2134 105 29 -28.0 7.5 | 103 18 -18.0 4.0 9 763 2438 110 24 -22.6 8.2 | 111 13 -12.5 4.7 10 710 3048 75 10 -9.7 -2.6 | 356 6 0.4 -6.1 11 700 3172 65 8 -7.3 -3.4 | 338 7 2.8 -6.9 12 685 3353 75 6 -5.8 -1.6 | 320 7 4.3 -5.0 13 611 4267 30 13 -6.5 -11.3 | 346 15 3.6 -14.8 14 589 4572 30 14 -7.0 -12.1 | 349 16 3.1 -15.6 15 567 4877 5 2 -0.2 -2.0 | 299 11 9.9 -5.5 16 500 5890 280 7 6.9 -1.2 | 286 18 16.9 -4.7 17 487 6096 275 5 5.0 -0.4 | 285 16 15.0 -3.9 18 450 6706 300 14 12.1 -7.0 | 295 25 22.2 -10.5 19 432 7010 280 16 15.8 -2.8 | 284 27 25.8 -6.3 20 415 7315 265 15 14.9 1.3 | 275 25 25.0 -2.2 21 400 7600 290 5 4.7 -1.7 | 289 16 14.8 -5.2 22 367 8230 175 8 -0.7 8.0 | 244 10 9.4 4.5 23 300 9700 325 5 2.9 -4.1 | 300 15 12.9 -7.6 24 261 10668 315 1 0.7 -0.7 | 291 12 10.8 -4.2 25 250 10970 160 16 -5.5 15.0 | 202 12 4.6 11.5 26 250 10973 160 10 -3.4 9.4 | 228 9 6.6 5.9 27 200 12440 160 38 -13.0 35.7 | 175 32 -2.9 32.2 28 155 14021 160 52 -17.8 48.9 | 170 46 -7.7 45.4 29 150 14220 150 30 -15.0 26.0 | 168 23 -4.9 22.5 30 133 14935 145 22 -12.6 18.0 | 170 15 -2.6 14.5 31 126 15240 150 11 -5.5 9.5 | 217 8 4.6 6.0 32 114 15850 235 12 9.8 6.9 | 260 20 19.9 3.4 33 108 16154 295 16 14.5 -6.8 | 293 27 24.6 -10.3 34 102 16459 305 19 15.6 -10.9 | 299 29 25.6 -14.4 35 100 16600 290 30 28.2 -10.3 | 290 41 38.2 -13.8 36 97 16764 290 30 28.2 -10.3 | 290 41 38.2 -13.8 37 92 17069 295 22 19.9 -9.3 | 293 33 30.0 -12.8 38 87 17374 330 14 7.0 -12.1 | 312 23 17.1 -15.6 39 86 17452 20 11 -3.8 -10.3 | 336 15 6.3 -13.8 40 83 17678 25 12 -5.1 -10.9 | 341 15 5.0 -14.4 41 78 17983 345 30 7.8 -29.0 | 331 37 17.8 -32.5 42 74 18288 320 22 14.1 -16.9 | 310 32 24.2 -20.3 43 70 18593 280 9 8.9 -1.6 | 285 20 18.9 -5.1 44 70 18610 250 16 15.0 5.5 | 265 25 25.1 2.0 45 67 18898 255 11 10.6 2.8 | 272 21 20.7 -0.6 46 60 19507 225 23 16.3 16.3 | 244 29 26.3 12.8 47 57 19812 230 13 10.0 8.4 | 256 21 20.0 4.9 48 54 20117 320 12 7.7 -9.2 | 306 22 17.8 -12.7 49 51 20422 65 11 -10.0 -4.6 | 359 8 0.1 -8.1 50 50 20560 90 34 -34.0 0.0 | 82 24 -23.9 -3.5 51 49 20726 95 31 -30.9 2.7 | 88 21 -20.8 -0.8 52 44 21336 75 40 -38.6 -10.4 | 64 32 -28.6 -13.8 53 40 21946 95 47 -46.8 4.1 | 91 37 -36.8 0.6 54 34 22860 90 57 -57.0 0.0 | 86 47 -46.9 -3.5 55 30 23630 90 62 -62.0 0.0 | 86 52 -51.9 -3.5 56 29 23840 90 65 -65.0 0.0 | 86 55 -54.9 -3.5 57 27 24079 90 65 -65.0 0.0 | 86 55 -54.9 -3.5 58 25 24384 95 64 -63.8 5.6 | 92 54 -53.7 2.1 Wind Parameters Mean winds (0-6000m): 79.2 at 14.2 knts Storm direction: 109.2 at 10.6 knts Shear (0-3000m) pos: 3.6 neg: 2.4 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 15.1 deg Storm rel helicity (0-3000m) pos: 113.8 neg: -46.7 tot: 67.1 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 2.3 10^-3/s Energy-Hel index: 0.81 Bulk Rich Number: 216.78 Bulk Shear: 5.64 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 53 15 7 12| 9.9 0.0 9.9| 43.1 -9.2 34.0 68.0 0.62| 16.3 10.1 1000 64 18 28 13| 8.1 0.0 8.1| 69.8 -9.2 60.6 60.6 0.71| 12.2 8.7 1500 76 19 47 12| 7.2 0.0 7.2|105.5 -9.2 96.3 64.2 0.79| 12.0 9.5 2000 86 21 65 12| 5.4 1.5 6.9|105.5 -14.6 90.9 45.4 0.64| 10.5 6.8 2500 91 22 76 12| 4.3 0.3 4.6|113.8 -21.7 92.1 36.8 0.53| 10.2 5.4 3000 92 21 76 11| 3.6 2.4 6.0|113.8 -46.7 67.1 22.4 0.21| 10.9 2.3 4000 88 18 63 9| 2.7 2.6 5.3|120.8 -54.9 65.9 16.5 0.16| 9.7 1.6 5000 81 16 44 8| 2.2 2.4 4.6|123.3 -96.3 27.1 5.4 0.01| 9.5 0.1 6000 79 14 32 7| 1.8 2.4 4.2|123.6-115.7 7.9 1.3 -0.03| 8.6 -0.3 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251207.12.gif