UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121312.upa.cvt Date: 1200Z 13 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 13 DEC 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- 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 97 SFC 972 344 25.6 21.9 80 3.7 22.9 0 0 301.2 304.4 297.1 352.0 17.27 2 945 592 21.8 20.7 93 1.1 21.1 37 5 299.8 302.8 296.2 348.0 16.48 3 925 778 20.4 19.5 95 0.9 19.8 60 13 300.2 303.0 295.7 345.9 15.61 4 881 1200 18.4 17.6 95 0.8 17.8 72 17 302.3 305.0 295.6 345.2 14.52 5 852 1489 18.6 14.9 79 3.7 16.1 79 18 305.4 307.8 295.1 343.2 12.60 6 850 1509 18.4 14.7 79 3.7 15.9 80 18 305.4 307.7 295.0 342.7 12.47 7 730 2801 11.8 8.2 79 3.6 9.6 90 21 311.8 313.6 294.5 340.7 9.39 8 720 2916 10.6 10.0 96 0.6 10.2 90 22 311.7 313.7 295.5 344.8 10.78 9 700 3151 10.2 4.2 66 6.0 6.7 85 21 313.8 315.2 293.6 336.9 7.41 10 686 3319 9.2 2.2 62 7.0 5.2 82 20 314.5 315.7 293.1 335.1 6.55 11 656 3689 6.6 4.2 85 2.4 5.2 75 17 315.6 317.1 294.4 340.4 7.91 12 646 3816 6.2 0.2 65 6.0 2.9 73 16 316.5 317.7 293.2 335.7 6.02 13 565 4907 1.0 -3.8 70 4.8 -1.4 90 18 322.8 323.8 294.2 339.5 5.12 14 510 5724 -4.9 -6.9 86 2.0 -5.8 107 12 325.2 326.1 294.3 340.0 4.47 15 500 5880 -5.3 -9.7 71 4.4 -7.2 120 13 326.6 327.3 294.0 338.9 3.66 16 463 6480 -8.1 -15.1 57 7.0 -10.8 95 16 330.3 330.9 294.1 339.2 2.56 17 419 7248 -12.7 -15.8 78 3.1 -13.9 89 12 334.0 334.6 295.1 343.3 2.67 18 400 7600 -14.9 -18.9 71 4.0 -16.3 65 6 335.6 336.1 295.1 343.2 2.15 19 394 7714 -15.7 -19.8 71 4.1 -17.0 63 5 336.0 336.4 295.1 343.2 2.02 20 362 8348 -19.5 -32.5 31 13.0 -22.3 29 4 339.2 339.3 294.7 341.8 0.69 21 355 8493 -20.3 -29.3 44 9.0 -22.4 354 6 340.0 340.2 295.2 343.6 0.95 22 351 8577 -20.1 -44.1 10 24.0 -23.7 333 7 341.4 341.4 294.8 342.3 0.22 23 349 8619 -20.3 -41.3 14 21.0 -23.8 323 7 341.7 341.7 295.0 342.8 0.29 24 340 8812 -22.1 -33.1 36 11.0 -24.4 275 10 341.8 341.9 295.4 344.4 0.69 25 331 9009 -23.1 -52.1 5 29.0 -26.4 255 13 343.0 343.1 295.1 343.4 0.09 26 300 9720 -29.1 -51.1 10 22.0 -31.3 245 15 344.4 344.4 295.5 344.8 0.12 27 283 10132 -33.1 -47.1 23 14.0 -34.5 249 16 344.4 344.5 295.6 345.2 0.19 28 250 10990 -39.5 -60.5 9 21.0 -40.5 315 34 347.3 347.3 296.1 347.5 0.04 29 247 11073 -40.1 -62.1 8 22.0 -41.1 314 33 347.6 347.7 296.1 347.8 0.04 30 200 12480 -52.3 -61.3 33 9.0 -52.5 285 37 349.9 350.0 296.7 350.2 0.05 31 195 12642 -53.9 -62.9 32 9.0 -54.1 283 38 349.9 349.9 296.7 350.1 0.04 32 187 12909 -55.7 -72.7 10 17.0 -55.9 281 39 351.2 351.2 296.9 351.3 0.01 33 179 13185 -58.3 -64.3 46 6.0 -58.4 283 38 351.4 351.4 297.0 351.6 0.04 34 169 13543 -61.1 -66.1 51 5.0 -61.2 285 36 352.6 352.6 297.2 352.7 0.03 35 150 14270 -67.3 -74.3 36 7.0 -67.4 290 31 354.2 354.2 297.5 354.2 0.01 36 143 14558 -68.7 -77.7 26 9.0 -68.8 290 31 356.6 356.6 298.0 356.6 0.01 37 122 15492 -76.3 -83.3 32 7.0 -76.3 230 33 359.3 359.3 298.5 359.3 0.00 38 100 16620 -83.1 -89.1 34 6.0 -83.1 195 12 367.2 367.2 300.1 367.2 0.00 39 86 17448 -88.5 -93.5 38 5.0 -88.5 165 11 372.5 372.5 301.0 372.5 0.00 40 75 18191 -87.5 -91.9 44 4.4 -87.5 29 13 389.4 389.4 303.7 389.4 0.00 41 70 18570 -84.3 -89.3 41 5.0 -84.3 25 19 404.0 404.0 305.7 404.0 0.00 42 69 18649 -83.7 -89.7 34 6.0 -83.7 24 19 407.0 407.0 306.1 407.0 0.00 43 64 19076 -73.9 -86.9 12 13.0 -74.0 85 10 437.4 437.4 309.6 437.4 0.00 44 57 19751 -73.3 -88.3 8 15.0 -73.4 144 15 453.4 453.4 311.2 453.5 0.00 45 52 20283 -76.5 -89.5 11 13.0 -76.6 80 29 458.1 458.1 311.6 458.1 0.00 46 50 20510 -73.1 -90.1 6 17.0 -73.2 120 29 471.2 471.2 312.7 471.2 0.00 47 49 20629 -72.9 -89.9 6 17.0 -73.0 103 32 474.4 474.4 313.0 474.4 0.00 48 45 21131 -72.5 -91.5 4 19.0 -72.6 107 35 487.1 487.1 314.0 487.1 0.00 49 43 21403 -66.3 -90.3 2 24.0 -66.6 110 37 508.7 508.7 315.5 508.7 0.00 50 40 21841 -67.7 -90.7 2 23.0 -67.9 84 46 515.8 515.8 316.0 515.9 0.00 51 30 23620 -57.5 -87.5 1 30.0 -58.7 90 67 587.9 587.9 320.0 587.9 0.01 52 28 24055 -58.1 -87.1 1 29.0 -59.3 90 69 597.9 597.9 320.5 598.0 0.01 53 27 24286 -55.8 -86.8 1 31.0 -57.4 90 70 610.5 610.5 321.1 610.6 0.01 54 26 24527 -53.5 -86.5 1 33.0 -55.6 88 69 623.8 623.8 321.6 623.9 0.01 55 24 25040 -54.9 -85.9 1 31.0 -56.8 83 67 634.2 634.2 322.1 634.3 0.01 56 20 26220 -49.7 -83.7 1 34.0 -53.2 100 61 684.0 684.1 323.9 684.2 0.02 57 19 26556 -48.9 -83.9 1 35.0 -52.8 98 58 696.6 696.6 324.3 696.8 0.02 TRP 86 17448 -88.5 -93.5 38 5.0 -88.5 165 11 372.5 372.5 301.0 372.5 0.00 WND 27 24286 -55.8 -86.8 1 31.0 -57.4 90 70 610.5 610.5 321.1 610.6 0.01 Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 555.68 mb = 5045.33 m = 16552.73 ft Wetbulb zero: 591.64 mb = 4531.68 m = 14867.52 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 78.24 % Est. max temperature: 31.19 C = 88.15 F Sfc-Lift cond lev (LCL): 921.22 mb = 813.46 m = 2668.81 ft T: 20.23 C 700-500 lapse rate: 5.68 C/km ThetaE index: 11.26 C Layer 945.0- 720.0 mb Conv cond level (CCL): 894.41 mb = 1069.19 m = 3507.80 ft Mean mixing ratio: 15.65 g/kg Conv temperature: 26.06 C = 78.90 F Cap Strength: 1.53 C Lifted Index: -1.22 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.94 C Lifted Index @700 mb: 0.45 C Showalter Index: 0.36 C Risk: Thunderstorms probable Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 20.00 C K Index: 32.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 225.40 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 113.13 J/kg Max Up Vert Vel: 15.04 m/s Conv Inhibition (B-): 53.54 J/kg Cap Strength: 1.43 C Lift Cond Lev (LCL): 903.91 mb = 977.67 m = 3207.56 ft Lev Free Conv (LFC): 668.91 mb = 3528.01 m = 11574.70 ft Equ Level (EL): 368.91 mb = 8206.46 m = 26923.74 ft B at Equ Level: 113.01 J/kg Max Parcel Lev (MPL): 238.91 mb = 11294.78 m = 37055.92 ft Wind level data Storm motion: 115 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 ---------------------------------------------------------- 0 972 344 0 0 -0.0 -0.0 | 295 12 10.7 -5.0 1 943 610 40 5 -3.2 -3.8 | 320 12 7.5 -8.9 2 925 778 60 13 -11.3 -6.5 | 3 12 -0.6 -11.5 3 911 914 65 16 -14.5 -6.8 | 18 12 -3.8 -11.8 4 850 1509 80 18 -17.7 -3.1 | 41 11 -7.0 -8.2 5 789 2134 85 19 -18.9 -1.7 | 51 11 -8.2 -6.7 6 762 2438 90 20 -20.0 0.0 | 62 11 -9.3 -5.0 7 709 3048 90 22 -22.0 0.0 | 66 12 -11.3 -5.0 8 700 3151 85 21 -20.9 -1.8 | 56 12 -10.2 -6.9 9 633 3962 70 15 -14.1 -5.1 | 19 11 -3.4 -10.2 10 610 4267 80 14 -13.8 -2.4 | 23 8 -3.1 -7.5 11 566 4877 90 18 -18.0 0.0 | 55 9 -7.3 -5.0 12 545 5182 80 12 -11.8 -2.1 | 9 7 -1.1 -7.1 13 525 5486 115 10 -9.1 4.2 | 296 2 1.6 -0.8 14 506 5791 105 12 -11.6 3.1 | 25 2 -0.9 -1.9 15 500 5880 120 13 -11.3 6.5 | 159 2 -0.6 1.5 16 486 6096 110 14 -13.2 4.8 | 84 2 -2.5 -0.2 17 449 6706 85 18 -17.9 -1.6 | 48 10 -7.2 -6.6 18 415 7315 90 11 -11.0 0.0 | 3 5 -0.3 -5.0 19 400 7600 65 6 -5.4 -2.5 | 325 9 5.3 -7.6 20 367 8230 55 3 -2.5 -1.7 | 309 11 8.2 -6.7 21 338 8839 265 10 10.0 0.9 | 281 21 20.7 -4.2 22 311 9449 225 20 14.1 14.1 | 250 26 24.8 9.1 23 300 9720 245 15 13.6 6.3 | 267 24 24.3 1.3 24 299 9754 225 17 12.0 12.0 | 253 24 22.7 7.0 25 274 10363 265 15 14.9 1.3 | 278 26 25.6 -3.7 26 262 10668 310 17 13.0 -10.9 | 304 29 23.7 -16.0 27 251 10973 310 33 25.3 -21.2 | 306 45 36.0 -26.2 28 250 10990 315 34 24.0 -24.0 | 310 45 34.7 -29.1 29 239 11278 310 31 23.7 -19.9 | 306 43 34.4 -25.0 30 219 11887 290 23 21.6 -7.9 | 292 35 32.3 -12.9 31 209 12192 275 28 27.9 -2.4 | 281 39 38.6 -7.5 32 200 12480 285 37 35.7 -9.6 | 287 49 46.4 -14.6 33 190 12802 280 40 39.4 -6.9 | 283 51 50.1 -12.0 34 150 14270 290 31 29.1 -10.6 | 291 43 39.8 -15.6 35 141 14630 290 31 29.1 -10.6 | 291 43 39.8 -15.6 36 134 14935 265 23 22.9 2.0 | 275 34 33.6 -3.0 37 120 15545 225 35 24.7 24.7 | 241 41 35.4 19.7 38 114 15850 230 28 21.4 18.0 | 248 35 32.1 13.0 39 103 16459 185 25 2.2 24.9 | 213 24 12.9 19.9 40 100 16620 195 12 3.1 11.6 | 245 15 13.8 6.6 41 97 16764 175 18 -1.6 17.9 | 215 16 9.1 12.9 42 92 17069 215 10 5.7 8.2 | 259 17 16.4 3.2 43 87 17374 215 16 9.2 13.1 | 248 21 19.9 8.1 44 86 17448 165 11 -2.8 10.6 | 234 10 7.8 5.6 45 82 17678 165 11 -2.8 10.6 | 234 10 7.8 5.6 46 78 17983 15 10 -2.6 -9.7 | 331 17 8.1 -14.7 47 74 18288 35 14 -8.0 -11.5 | 351 17 2.7 -16.5 48 70 18570 25 19 -8.0 -17.2 | 353 22 2.7 -22.2 49 66 18898 20 20 -6.8 -18.8 | 351 24 3.9 -23.8 50 63 19202 125 4 -3.3 2.3 | 290 8 7.4 -2.7 51 59 19507 160 10 -3.4 9.4 | 239 8 7.3 4.4 52 56 19812 140 16 -10.3 12.3 | 183 7 0.4 7.2 53 54 20117 85 24 -23.9 -2.1 | 62 15 -13.2 -7.1 54 51 20422 75 33 -31.9 -8.5 | 57 25 -21.2 -13.6 55 50 20510 120 29 -25.1 14.5 | 123 17 -14.4 9.5 56 48 20726 90 34 -34.0 0.0 | 78 24 -23.3 -5.0 57 44 21336 115 35 -31.7 14.8 | 115 23 -21.0 9.8 58 39 21946 80 48 -47.3 -8.3 | 70 39 -36.6 -13.4 59 30 23620 90 67 -67.0 0.0 | 85 57 -56.3 -5.0 60 27 24286 90 70 -70.0 0.0 | 85 60 -59.3 -5.0 61 27 24384 90 70 -70.0 0.0 | 85 60 -59.3 -5.0 62 23 25298 80 66 -65.0 -11.5 | 73 57 -54.3 -16.5 63 20 26220 100 61 -60.1 10.6 | 96 50 -49.4 5.6 64 17 26822 95 51 -50.8 4.4 | 89 40 -40.1 -0.6 Wind Parameters Mean winds (0-6000m): 85.2 at 15.8 knts Storm direction: 115.2 at 11.8 knts Shear (0-3000m) pos: 3.7 neg: 0.6 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 112.3 deg Storm rel helicity (0-3000m) pos: 79.7 neg: -12.7 tot: 67.1 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 7.07 Bulk Shear: 16.00 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 6 327 10| 14.9 0.0 14.9| 47.1 0.0 47.1 94.1 0.99| 16.0 15.8 1000 65 11 358 10| 9.0 0.0 9.0| 62.4 0.0 62.4 62.4 0.98| 10.6 10.4 1500 72 14 14 9| 6.4 0.0 6.4| 69.1 0.0 69.1 46.1 0.98| 7.9 7.8 2000 76 15 24 9| 5.1 0.0 5.1| 75.4 0.0 75.4 37.7 0.98| 6.5 6.4 2500 80 16 33 9| 4.4 0.0 4.4| 78.9 0.0 78.9 31.5 0.96| 5.6 5.4 3000 81 17 39 10| 3.7 0.6 4.3| 79.7 -12.7 67.1 22.4 0.70| 5.5 3.8 4000 80 17 37 10| 2.7 1.0 3.7| 82.3 -28.8 53.5 13.4 0.44| 5.2 2.3 5000 81 16 37 9| 1.9 0.8 2.7| 91.0 -41.3 49.7 9.9 0.29| 5.6 1.6 6000 85 16 38 8| 1.7 0.7 2.4| 92.2 -44.6 47.6 7.9 0.22| 5.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251213.12.gif