UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 25 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 108 SFC 973 344 22.6 21.4 93 1.2 21.8 330 4 298.1 301.1 295.9 346.6 16.71 2 925 785 20.0 18.0 88 2.0 18.7 80 10 299.8 302.3 294.6 341.2 14.18 3 865 1364 18.4 13.4 73 5.0 15.1 84 19 303.9 306.0 293.7 337.4 11.24 4 850 1515 17.8 13.3 75 4.5 14.8 85 18 304.8 306.9 294.0 338.8 11.37 5 719 2931 11.0 8.3 83 2.7 9.3 89 13 312.3 314.1 294.8 341.9 9.61 6 700 3154 9.0 7.8 92 1.2 8.3 95 7 312.5 314.3 294.8 341.9 9.54 7 687 3309 7.8 7.4 97 0.4 7.6 127 5 312.8 314.6 294.8 342.0 9.45 8 609 4298 3.2 -2.8 65 6.0 0.1 265 9 318.5 319.5 293.0 334.9 5.12 9 543 5220 -2.9 -2.9 100 0.0 -2.9 254 11 321.8 322.9 294.4 340.3 5.70 10 500 5870 -7.3 -7.9 95 0.6 -7.6 250 16 324.1 325.0 293.9 338.1 4.22 11 468 6382 -11.1 -11.1 100 0.0 -11.1 269 18 325.6 326.3 293.7 337.3 3.50 12 465 6431 -10.1 -18.1 52 8.0 -12.9 271 18 327.5 327.8 292.9 334.3 1.98 13 462 6481 -9.7 -19.7 44 10.0 -13.0 274 18 328.6 328.9 293.0 334.6 1.74 14 438 6891 -12.1 -13.6 89 1.5 -12.7 297 23 330.6 331.2 294.6 341.1 3.06 15 414 7320 -14.5 -18.7 70 4.2 -15.9 300 35 332.9 333.3 294.4 340.3 2.11 16 400 7580 -15.7 -33.7 20 18.0 -19.6 295 44 334.6 334.7 293.5 336.7 0.55 17 397 7637 -15.9 -43.9 7 28.0 -20.4 290 46 335.0 335.1 293.3 335.8 0.20 18 388 7809 -16.9 -52.9 3 36.0 -21.4 290 45 335.9 336.0 293.4 336.2 0.07 19 375 8063 -18.7 -50.7 4 32.0 -22.8 290 44 336.8 336.9 293.6 337.2 0.10 20 363 8304 -21.1 -52.1 4 31.0 -24.6 290 42 336.8 336.8 293.6 337.1 0.09 21 322 9175 -27.5 -34.5 51 7.0 -28.7 273 32 339.7 339.8 294.8 342.1 0.64 22 300 9680 -31.1 -43.1 30 12.0 -32.5 255 16 341.5 341.6 295.0 342.7 0.28 23 286 10018 -33.3 -49.3 19 16.0 -34.7 268 15 343.1 343.1 295.2 343.7 0.15 24 260 10682 -38.7 -54.7 17 16.0 -39.7 315 11 344.6 344.7 295.5 345.0 0.09 25 250 10950 -41.5 -56.5 18 15.0 -42.3 320 6 344.4 344.4 295.4 344.7 0.07 26 213 12014 -51.5 -63.5 23 12.0 -51.8 266 7 344.9 345.0 295.6 345.1 0.04 27 200 12420 -55.1 -63.1 36 8.0 -55.3 245 11 345.5 345.5 295.7 345.7 0.04 28 197 12516 -55.9 -63.9 36 8.0 -56.1 246 11 345.7 345.7 295.7 345.9 0.04 29 192 12679 -57.3 -62.3 53 5.0 -57.4 248 11 346.0 346.1 295.8 346.2 0.05 30 189 12778 -57.9 -66.9 31 9.0 -58.0 250 11 346.6 346.6 295.9 346.7 0.02 31 178 13152 -61.1 -66.0 52 4.9 -61.2 224 19 347.4 347.4 296.1 347.5 0.03 32 175 13257 -61.5 -71.5 25 10.0 -61.6 223 20 348.4 348.4 296.3 348.5 0.01 33 170 13436 -63.3 -71.3 33 8.0 -63.4 220 23 348.3 348.3 296.3 348.4 0.01 34 167 13545 -63.5 -74.5 21 11.0 -63.6 218 24 349.8 349.8 296.6 349.8 0.01 35 163 13693 -62.9 -79.9 8 17.0 -63.0 215 27 353.2 353.2 297.3 353.2 0.00 36 150 14200 -66.1 -78.1 17 12.0 -66.2 300 30 356.2 356.2 298.0 356.2 0.01 37 133 14918 -72.1 -77.1 47 5.0 -72.1 314 30 358.0 358.0 298.3 358.0 0.01 38 100 16560 -80.9 -88.9 25 8.0 -80.9 270 16 371.4 371.4 300.8 371.4 0.00 39 95 16848 -81.9 -89.9 24 8.0 -81.9 270 14 374.9 374.9 301.4 375.0 0.00 40 85 17472 -81.9 -90.9 20 9.0 -81.9 171 11 387.1 387.1 303.3 387.1 0.00 41 81 17742 -81.1 -91.1 17 10.0 -81.1 121 16 394.1 394.1 304.4 394.1 0.00 42 78 17958 -75.3 -89.3 9 14.0 -75.3 111 30 410.4 410.4 306.6 410.4 0.00 43 70 18580 -78.7 -89.7 15 11.0 -78.7 205 4 416.0 416.0 307.2 416.0 0.00 44 66 18916 -78.9 -89.9 15 11.0 -78.9 56 11 422.6 422.6 308.0 422.6 0.00 45 63 19184 -73.5 -89.5 7 16.0 -73.6 28 12 440.2 440.2 309.9 440.2 0.00 46 60 19469 -75.7 -89.7 9 14.0 -75.7 359 13 441.5 441.5 310.0 441.5 0.00 47 52 20299 -74.9 -90.9 7 16.0 -75.0 74 8 461.8 461.8 311.9 461.8 0.00 48 50 20530 -69.9 -90.9 3 21.0 -70.1 80 39 478.8 478.8 313.4 478.8 0.00 49 49 20650 -69.9 -90.9 3 21.0 -70.1 83 39 481.5 481.5 313.6 481.6 0.00 50 46 21025 -72.1 -91.1 4 19.0 -72.2 66 39 485.0 485.0 313.8 485.0 0.00 51 33 23057 -56.7 -86.7 1 30.0 -57.9 89 60 574.2 574.2 319.4 574.2 0.01 52 31 23453 -57.9 -86.9 1 29.0 -59.0 100 60 581.3 581.3 319.8 581.4 0.01 53 30 23660 -56.7 -86.7 1 30.0 -58.0 100 60 590.1 590.1 320.2 590.1 0.01 54 23 25352 -54.7 -85.7 1 31.0 -56.8 90 61 642.5 642.5 322.4 642.6 0.01 55 21 25940 -50.3 -83.9 1 33.6 -53.5 90 64 672.8 672.8 323.5 673.0 0.02 56 20 26260 -47.9 -82.9 1 35.0 -52.0 120 35 689.6 689.6 324.1 689.7 0.02 57 19 26599 -46.9 -81.9 1 35.0 -51.5 120 35 702.9 702.9 324.6 703.1 0.03 58 15 28149 -51.7 -83.7 1 32.0 -55.4 130 17 736.1 736.1 325.6 736.3 0.02 59 14 28600 -48.3 -82.3 1 34.0 -53.4 128 9 762.3 762.3 326.3 762.5 0.03 TRP 95 16848 -81.9 -89.9 24 8.0 -81.9 270 14 374.9 374.9 301.4 375.0 0.00 WND 21 25940 -50.3 -83.9 1 33.6 -53.5 90 64 672.8 672.8 323.5 673.0 0.02 Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 574.38 mb = 4781.33 m = 15686.58 ft Wetbulb zero: 606.03 mb = 4336.84 m = 14228.29 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 83.99 % Est. max temperature: 30.70 C = 87.25 F Sfc-Lift cond lev (LCL): 956.42 mb = 493.83 m = 1620.17 ft T: 21.72 C 700-500 lapse rate: 6.00 C/km ThetaE index: 9.25 C Layer 925.0- 850.0 mb Conv cond level (CCL): 809.32 mb = 1929.91 m = 6331.65 ft Mean mixing ratio: 14.09 g/kg Conv temperature: 31.44 C = 88.59 F Cap Strength: 2.19 C Lifted Index: -1.17 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.01 C Lifted Index @700 mb: 0.84 C Showalter Index: 0.00 C Risk: Thunderstorms probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 20.60 C K Index: 37.20 Risk: > 80 % chance of thunderstorms Sweat Index: 211.60 Risk: None Energy Index: -0.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 76.42 J/kg Max Up Vert Vel: 12.36 m/s Conv Inhibition (B-): 165.33 J/kg Cap Strength: 2.19 C Lift Cond Lev (LCL): 890.01 mb = 1118.17 m = 3668.48 ft Lev Free Conv (LFC): 565.01 mb = 4900.27 m = 16076.79 ft Equ Level (EL): 455.01 mb = 6598.04 m = 21646.84 ft B at Equ Level: 75.17 J/kg Max Parcel Lev (MPL): 355.01 mb = 8465.56 m = 27773.81 ft Wind level data Storm motion: 126 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 ---------------------------------------------------------- 0 973 344 330 4 2.0 -3.5 | 313 13 9.4 -8.8 1 944 610 60 7 -6.1 -3.5 | 352 9 1.3 -8.8 2 925 785 80 10 -9.8 -1.7 | 20 7 -2.5 -7.0 3 911 914 80 20 -19.7 -3.5 | 55 15 -12.3 -8.8 4 850 1515 85 18 -17.9 -1.6 | 57 13 -10.6 -6.9 5 790 2134 85 16 -15.9 -1.4 | 52 11 -8.6 -6.7 6 762 2438 80 15 -14.8 -2.6 | 43 11 -7.4 -7.9 7 735 2743 80 16 -15.8 -2.8 | 46 12 -8.4 -8.1 8 709 3048 95 11 -11.0 1.0 | 40 6 -3.6 -4.3 9 700 3154 95 7 -7.0 0.6 | 355 5 0.4 -4.7 10 658 3658 200 1 0.3 0.9 | 300 9 7.7 -4.4 11 610 4267 265 9 9.0 0.8 | 285 17 16.3 -4.5 12 587 4572 270 10 10.0 -0.0 | 287 18 17.4 -5.3 13 565 4877 270 10 10.0 -0.0 | 287 18 17.4 -5.3 14 524 5486 240 12 10.4 6.0 | 268 18 17.7 0.7 15 500 5870 250 16 15.0 5.5 | 270 22 22.4 0.2 16 485 6096 260 18 17.7 3.1 | 275 25 25.1 -2.2 17 467 6401 270 18 18.0 -0.0 | 282 26 25.4 -5.3 18 448 6706 285 20 19.3 -5.2 | 291 29 26.7 -10.5 19 431 7010 305 25 20.5 -14.3 | 305 34 27.8 -19.6 20 400 7580 295 44 39.9 -18.6 | 297 53 47.2 -23.9 21 398 7620 290 46 43.2 -15.7 | 293 55 50.6 -21.0 22 366 8230 290 43 40.4 -14.7 | 293 52 47.8 -20.0 23 337 8839 290 36 33.8 -12.3 | 293 45 41.2 -17.6 24 323 9144 275 32 31.9 -2.8 | 282 40 39.2 -8.1 25 310 9449 245 27 24.5 11.4 | 259 32 31.8 6.1 26 300 9680 255 16 15.5 4.1 | 273 23 22.8 -1.2 27 297 9754 250 17 16.0 5.8 | 269 23 23.3 0.5 28 260 10668 315 11 7.8 -7.8 | 311 20 15.1 -13.1 29 250 10950 320 6 3.9 -4.6 | 311 15 11.2 -9.9 30 249 10973 320 10 6.4 -7.7 | 313 19 13.8 -13.0 31 227 11582 325 1 0.6 -0.8 | 308 10 7.9 -6.1 32 207 12192 240 10 8.7 5.0 | 271 16 16.0 -0.3 33 200 12420 245 11 10.0 4.6 | 272 17 17.3 -0.7 34 188 12802 250 11 10.3 3.8 | 275 18 17.7 -1.5 35 179 13106 225 18 12.7 12.7 | 250 21 20.1 7.4 36 162 13716 215 27 15.5 22.1 | 234 28 22.8 16.8 37 154 14021 265 20 19.9 1.7 | 277 28 27.3 -3.6 38 150 14200 300 30 26.0 -15.0 | 301 39 33.3 -20.3 39 147 14326 300 29 25.1 -14.5 | 301 38 32.5 -19.8 40 139 14630 310 34 26.0 -21.9 | 309 43 33.4 -27.2 41 125 15240 320 25 16.1 -19.2 | 316 34 23.4 -24.5 42 113 15850 275 20 19.9 -1.7 | 284 28 27.3 -7.0 43 100 16560 270 16 16.0 -0.0 | 283 24 23.4 -5.3 44 96 16764 270 15 15.0 -0.0 | 283 23 22.4 -5.3 45 95 16848 270 14 14.0 -0.0 | 284 22 21.4 -5.3 46 91 17069 265 11 11.0 1.0 | 283 19 18.3 -4.3 47 82 17678 125 11 -9.0 6.3 | 121 2 -1.7 1.0 48 78 17983 110 31 -29.1 10.6 | 104 22 -21.8 5.3 49 70 18580 205 4 1.7 3.6 | 280 9 9.0 -1.7 50 70 18593 90 10 -10.0 0.0 | 27 6 -2.6 -5.3 51 60 19507 355 13 1.1 -13.0 | 335 20 8.5 -18.3 52 57 19812 5 10 -0.9 -10.0 | 337 17 6.5 -15.3 53 54 20117 65 6 -5.4 -2.5 | 346 8 1.9 -7.8 54 51 20422 80 10 -9.8 -1.7 | 20 7 -2.5 -7.0 55 50 20530 80 39 -38.4 -6.8 | 69 33 -31.1 -12.1 56 48 20726 85 39 -38.9 -3.4 | 75 33 -31.5 -8.7 57 46 21031 65 39 -35.3 -16.5 | 52 35 -28.0 -21.8 58 44 21336 85 45 -44.8 -3.9 | 76 39 -37.5 -9.2 59 36 22555 75 61 -58.9 -15.8 | 68 56 -51.6 -21.1 60 31 23470 100 60 -59.1 10.4 | 96 52 -51.7 5.1 61 30 23660 100 60 -59.1 10.4 | 96 52 -51.7 5.1 62 26 24689 105 60 -58.0 15.5 | 101 52 -50.6 10.2 63 22 25603 85 61 -60.8 -5.3 | 79 54 -53.4 -10.6 64 21 25940 90 64 -64.0 0.0 | 85 57 -56.6 -5.3 65 20 26213 90 64 -64.0 0.0 | 85 57 -56.6 -5.3 66 20 26260 120 35 -30.3 17.5 | 118 26 -23.0 12.2 67 19 26518 120 35 -30.3 17.5 | 118 26 -23.0 12.2 68 17 26822 130 33 -25.3 21.2 | 132 24 -17.9 15.9 69 14 27432 130 12 -9.2 7.7 | 143 3 -1.8 2.4 70 13 27737 125 5 -4.1 2.9 | 307 4 3.3 -2.4 71 11 28346 350 11 1.9 -10.8 | 330 19 9.3 -16.1 72 10 28651 350 8 1.4 -7.9 | 326 16 8.7 -13.2 Wind Parameters Mean winds (0-6000m): 95.8 at 12.1 knts Storm direction: 125.8 at 9.1 knts Shear (0-3000m) pos: 1.8 neg: 0.3 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -16.8 deg Storm rel helicity (0-3000m) pos: 54.2 neg: -18.3 tot: 35.9 m^2/s^2 ave: 12.0 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 1.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 10.44 Bulk Shear: 7.32 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 60 7 354 9| 16.8 0.0 16.8| 41.0 0.0 41.0 82.0 0.88| 18.1 16.0 1000 76 13 33 10| 10.5 0.0 10.5| 51.9 0.0 51.9 51.9 0.76| 12.7 9.7 1500 80 15 42 11| 6.5 0.0 6.5| 52.2 -1.5 50.7 33.8 0.70| 9.1 6.3 2000 81 15 45 11| 4.9 0.5 5.4| 52.2 -6.3 45.9 22.9 0.59| 7.4 4.3 2500 81 15 45 11| 3.8 0.4 4.1| 54.2 -7.8 46.4 18.6 0.53| 6.6 3.5 3000 83 14 43 10| 1.8 0.3 2.1| 54.2 -18.3 35.9 12.0 0.18| 7.7 1.4 4000 83 12 32 8| 0.9 0.2 1.2| 62.5 -26.9 35.6 8.9 0.12| 7.7 0.9 5000 83 11 30 8| 0.8 0.5 1.2| 64.2 -48.9 15.4 3.1 0.04| 6.7 0.3 6000 96 12 49 6| 1.2 0.4 1.5| 98.6 -56.0 42.6 7.1 0.09| 6.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251225.12.gif