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 SKLT... Searching the city database file for: SKLT ... Date:1200Z 25 DEC 25 Station: SKLT WMO ident: 80398 Latitude: -4.17 Longitude: -69.95 Elevation: 84.00 ------------------------------------------------------------------------------- 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 1000 84 23.8 21.7 88 2.1 22.3 50 3 297.0 299.9 295.5 344.8 16.56 1 978 280 24.0 22.7 92 1.3 23.0 46 14 299.0 302.3 297.0 351.7 18.04 2 925 769 22.8 20.2 85 2.6 20.9 40 17 302.6 305.6 296.8 350.9 16.32 3 850 1504 18.4 17.3 93 1.1 17.7 5 16 305.4 308.2 296.5 349.6 14.78 4 747 2602 11.6 10.9 95 0.7 11.2 332 10 309.5 311.6 295.1 343.2 11.04 5 739 2692 12.4 8.4 77 4.0 9.9 325 10 311.4 313.1 294.4 340.3 9.41 6 728 2818 12.2 6.2 67 6.0 8.6 321 9 312.5 314.0 293.8 337.9 8.20 7 700 3147 10.0 6.8 80 3.2 8.0 305 8 313.6 315.3 294.6 341.2 8.90 8 698 3171 9.8 6.7 81 3.1 7.9 305 8 313.6 315.3 294.6 341.1 8.86 9 664 3585 8.4 3.4 71 5.0 5.5 309 15 316.5 318.0 294.3 339.8 7.38 10 654 3710 8.2 -2.8 46 11.0 2.5 309 17 317.7 318.6 292.5 333.0 4.76 11 632 3992 5.8 1.3 73 4.5 3.2 300 15 318.1 319.4 294.1 339.3 6.67 12 555 5043 -1.3 -17.3 28 16.0 -7.1 295 19 321.7 322.1 291.0 327.7 1.77 13 509 5730 -4.7 -40.7 4 36.0 -12.1 270 19 325.6 325.7 290.7 326.5 0.21 14 502 5839 -5.1 -37.1 6 32.0 -12.2 270 17 326.4 326.5 291.0 327.6 0.32 15 500 5870 -5.3 -37.3 6 32.0 -12.3 270 17 326.6 326.6 291.1 327.7 0.31 16 468 6384 -8.7 -44.7 4 36.0 -15.0 288 17 328.6 328.6 291.5 329.2 0.15 17 437 6910 -12.5 -38.5 9 26.0 -17.5 271 15 330.3 330.3 292.1 331.5 0.31 18 429 7050 -13.5 -23.5 43 10.0 -16.4 265 15 330.8 331.0 293.2 335.5 1.34 19 425 7121 -13.5 -20.5 56 7.0 -15.7 263 15 331.6 332.0 293.8 337.9 1.76 20 412 7357 -14.3 -20.3 60 6.0 -16.2 254 14 333.6 333.9 294.3 340.1 1.85 21 401 7561 -15.1 -22.1 55 7.0 -17.3 246 13 335.1 335.5 294.6 340.9 1.62 22 400 7580 -14.7 -21.7 55 7.0 -16.9 245 13 335.9 336.2 294.8 341.9 1.69 23 394 7694 -15.3 -23.3 50 8.0 -17.7 237 14 336.6 336.9 294.8 341.9 1.49 24 345 8681 -23.1 -29.1 58 6.0 -24.5 10 1 339.0 339.2 295.0 342.7 1.00 25 335 8896 -24.7 -26.5 85 1.8 -25.1 26 3 339.7 340.0 295.4 344.5 1.31 26 312 9410 -27.7 -35.7 46 8.0 -29.0 97 7 342.5 342.6 295.4 344.7 0.58 27 301 9666 -29.9 -41.9 30 12.0 -31.4 150 9 342.9 343.0 295.3 344.2 0.32 28 300 9690 -30.1 -39.1 41 9.0 -31.4 155 9 343.0 343.0 295.4 344.6 0.43 29 250 10960 -40.7 -46.7 52 6.0 -41.2 125 17 345.6 345.6 295.8 346.5 0.23 30 236 11350 -44.1 -47.7 67 3.6 -44.3 125 18 346.2 346.2 296.0 347.0 0.22 31 228 11581 -46.3 -53.3 45 7.0 -46.7 125 19 346.2 346.3 295.9 346.7 0.12 32 223 11728 -47.3 -58.3 27 11.0 -47.7 125 19 346.9 346.9 296.0 347.2 0.07 33 200 12440 -53.3 -62.3 33 9.0 -53.5 135 30 348.4 348.4 296.3 348.6 0.04 34 196 12570 -54.3 -66.3 22 12.0 -54.5 136 31 348.8 348.8 296.4 348.9 0.03 35 183 13007 -58.3 -62.9 55 4.6 -58.4 139 36 349.2 349.2 296.5 349.4 0.04 36 160 13840 -65.9 -72.9 37 7.0 -66.0 147 44 350.0 350.0 296.7 350.1 0.01 37 150 14230 -68.3 -76.3 31 8.0 -68.4 135 49 352.4 352.4 297.1 352.5 0.01 38 144 14474 -69.9 -79.9 22 10.0 -69.9 132 51 353.8 353.8 297.4 353.8 0.00 39 121 15493 -76.1 -82.1 38 6.0 -76.1 114 15 360.5 360.5 298.8 360.5 0.00 40 108 16145 -78.5 -87.5 22 9.0 -78.5 290 9 367.9 367.9 300.2 367.9 0.00 41 100 16580 -81.5 -89.5 24 8.0 -81.5 215 15 370.3 370.3 300.6 370.3 0.00 42 87 17346 -87.7 -91.5 49 3.8 -87.7 150 23 372.8 372.8 301.1 372.8 0.00 43 82 17667 -86.7 -91.7 39 5.0 -86.7 140 22 381.3 381.3 302.5 381.3 0.00 44 79 17874 -79.7 -88.7 21 9.0 -79.7 110 25 399.8 399.8 305.2 399.8 0.00 45 74 18245 -77.9 -88.9 15 11.0 -77.9 95 23 411.1 411.1 306.6 411.1 0.00 46 70 18560 -79.9 -88.9 21 9.0 -79.9 150 32 413.4 413.4 306.9 413.5 0.00 47 68 18725 -80.5 -89.5 21 9.0 -80.5 142 28 415.6 415.6 307.2 415.6 0.00 48 62 19252 -78.1 -90.1 13 12.0 -78.1 92 31 432.0 432.0 309.0 432.0 0.00 49 59 19539 -74.9 -89.9 8 15.0 -75.0 78 36 445.4 445.4 310.4 445.4 0.00 50 58 19640 -70.3 -89.3 5 19.0 -70.4 75 33 458.0 458.0 311.6 458.0 0.00 51 55 19959 -68.5 -89.5 3 21.0 -68.7 65 24 469.1 469.1 312.5 469.1 0.00 52 53 20181 -69.7 -89.7 4 20.0 -69.9 58 21 471.3 471.3 312.7 471.3 0.00 53 50 20530 -69.3 -90.3 3 21.0 -69.5 70 40 480.2 480.2 313.5 480.2 0.00 54 41 21719 -67.3 -90.3 2 23.0 -67.6 75 50 513.2 513.2 315.8 513.2 0.00 55 38 22182 -62.3 -89.3 2 27.0 -62.9 82 53 537.2 537.2 317.3 537.2 0.00 56 30 23650 -59.3 -88.3 1 29.0 -60.3 95 70 583.0 583.0 319.8 583.0 0.01 57 26 24550 -57.6 -88.1 1 30.6 -58.9 90 73 612.2 612.2 321.2 612.3 0.01 58 25 24798 -57.1 -88.1 1 31.0 -58.6 90 73 620.5 620.5 321.5 620.5 0.01 TRP 87 17346 -87.7 -91.5 49 3.8 -87.7 150 23 372.8 372.8 301.1 372.8 0.00 WND 26 24550 -57.6 -88.1 1 30.6 -58.9 90 73 612.2 612.2 321.2 612.3 0.01 Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 569.10 mb = 4850.67 m = 15914.06 ft Wetbulb zero: 607.93 mb = 4306.25 m = 14127.95 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 67.22 % Est. max temperature: 32.27 C = 90.09 F Sfc-Lift cond lev (LCL): 970.16 mb = 350.44 m = 1149.72 ft T: 23.83 C 700-500 lapse rate: 5.62 C/km ThetaE index: 13.82 C Layer 925.0- 700.0 mb Conv cond level (CCL): 874.61 mb = 1255.91 m = 4120.40 ft Mean mixing ratio: 16.91 g/kg Conv temperature: 31.33 C = 88.39 F Cap Strength: 1.87 C Lifted Index: -2.57 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.05 C Lifted Index @700 mb: -0.74 C Showalter Index: -2.21 C Risk: Severe thunderstorms possible Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.60 C K Index: 37.80 Risk: > 80 % chance of thunderstorms Sweat Index: 256.60 Risk: None Energy Index: -4.18 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 850.16 J/kg Max Up Vert Vel: 41.24 m/s Conv Inhibition (B-): 32.29 J/kg Cap Strength: 1.87 C Lift Cond Lev (LCL): 922.04 mb = 796.85 m = 2614.32 ft Lev Free Conv (LFC): 817.04 mb = 1840.07 m = 6036.92 ft Equ Level (EL): 157.04 mb = 13952.51 m = 45775.39 ft B at Equ Level: 844.89 J/kg Max Parcel Lev (MPL): 97.04 mb = 16745.21 m = 54937.68 ft Wind level data Storm motion: 353 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 1000 84 50 3 -2.3 -1.9 | 158 10 -3.6 9.1 1 1000 85 50 3 -2.3 -1.9 | 158 10 -3.6 9.1 2 975 305 45 15 -10.6 -10.6 | 92 12 -11.9 0.5 3 942 610 40 21 -13.5 -16.1 | 71 16 -14.8 -5.0 4 925 769 40 17 -10.9 -13.0 | 81 12 -12.3 -2.0 5 910 914 35 15 -8.6 -12.3 | 83 10 -9.9 -1.2 6 878 1219 5 16 -1.4 -15.9 | 29 6 -2.7 -4.9 7 850 1504 5 16 -1.4 -15.9 | 29 6 -2.7 -4.9 8 848 1524 10 15 -2.6 -14.8 | 47 5 -3.9 -3.7 9 789 2134 345 13 3.4 -12.6 | 306 3 2.0 -1.5 10 761 2438 345 10 2.6 -9.7 | 222 2 1.3 1.4 11 734 2743 320 10 6.4 -7.7 | 236 6 5.1 3.4 12 708 3048 325 6 3.4 -4.9 | 199 7 2.1 6.2 13 700 3147 305 8 6.6 -4.6 | 219 8 5.2 6.5 14 682 3353 305 10 8.2 -5.7 | 232 9 6.9 5.3 15 657 3658 310 17 13.0 -10.9 | 269 12 11.7 0.1 16 633 3962 300 15 13.0 -7.5 | 253 12 11.7 3.6 17 610 4267 310 13 10.0 -8.4 | 253 9 8.6 2.7 18 565 4877 290 19 17.9 -6.5 | 255 17 16.5 4.6 19 544 5182 300 20 17.3 -10.0 | 266 16 16.0 1.1 20 524 5486 270 22 22.0 -0.0 | 242 23 20.7 11.1 21 500 5870 270 17 17.0 -0.0 | 235 19 15.7 11.1 22 485 6096 270 17 17.0 -0.0 | 235 19 15.7 11.1 23 467 6401 290 17 16.0 -5.8 | 250 16 14.7 5.3 24 400 7580 245 13 11.8 5.5 | 212 20 10.5 16.6 25 398 7620 230 14 10.7 9.0 | 205 22 9.4 20.1 26 382 7925 260 12 11.8 2.1 | 219 17 10.5 13.2 27 366 8230 245 6 5.4 2.5 | 197 14 4.1 13.6 28 351 8534 0 0 -0.0 -0.0 | 173 11 -1.3 11.1 29 323 9144 45 5 -3.5 -3.5 | 147 9 -4.9 7.5 30 300 9690 155 9 -3.8 8.2 | 165 20 -5.1 19.2 31 297 9754 150 10 -5.0 8.7 | 162 21 -6.3 19.7 32 285 10058 125 13 -10.6 7.5 | 147 22 -12.0 18.5 33 272 10363 135 17 -12.0 12.0 | 150 27 -13.3 23.1 34 261 10668 120 17 -14.7 8.5 | 141 25 -16.0 19.6 35 250 10960 125 17 -13.9 9.8 | 144 26 -15.2 20.8 36 217 11887 125 20 -16.4 11.5 | 142 29 -17.7 22.5 37 208 12192 140 26 -16.7 19.9 | 150 36 -18.0 31.0 38 200 12440 135 30 -21.2 21.2 | 145 39 -22.5 32.3 39 163 13716 145 44 -25.2 36.0 | 151 54 -26.6 47.1 40 155 14021 150 45 -22.5 39.0 | 155 55 -23.8 50.0 41 150 14230 135 49 -34.6 34.6 | 142 58 -36.0 45.7 42 140 14630 130 52 -39.8 33.4 | 137 61 -41.2 44.5 43 126 15240 110 24 -22.6 8.2 | 129 31 -23.9 19.3 44 120 15545 115 12 -10.9 5.1 | 143 20 -12.2 16.1 45 113 15850 0 0 -0.0 -0.0 | 173 11 -1.3 11.1 46 108 16154 285 10 9.7 -2.6 | 225 12 8.3 8.5 47 102 16459 285 16 15.5 -4.1 | 244 16 14.1 6.9 48 100 16580 215 15 8.6 12.3 | 197 24 7.3 23.4 49 97 16764 215 15 8.6 12.3 | 197 24 7.3 23.4 50 87 17346 150 23 -11.5 19.9 | 158 34 -12.8 31.0 51 82 17678 140 22 -14.1 16.9 | 151 32 -15.5 27.9 52 78 17983 95 27 -26.9 2.4 | 115 31 -28.2 13.4 53 73 18288 95 22 -21.9 1.9 | 119 27 -23.2 13.0 54 70 18560 150 32 -16.0 27.7 | 156 42 -17.3 38.8 55 70 18593 140 24 -15.4 18.4 | 150 34 -16.8 29.5 56 66 18898 145 34 -19.5 27.9 | 152 44 -20.8 38.9 57 63 19202 95 29 -28.9 2.5 | 114 33 -30.2 13.6 58 60 19507 80 38 -37.4 -6.6 | 97 39 -38.7 4.5 59 54 20117 60 20 -17.3 -10.0 | 93 19 -18.6 1.1 60 51 20422 50 23 -17.6 -14.8 | 79 19 -18.9 -3.7 61 50 20530 70 40 -37.6 -13.7 | 86 39 -38.9 -2.6 62 48 20726 75 26 -25.1 -6.7 | 99 27 -26.4 4.3 63 46 21031 65 45 -40.8 -19.0 | 79 43 -42.1 -7.9 64 31 23470 100 61 -60.1 10.6 | 109 65 -61.4 21.7 65 30 23650 95 70 -69.7 6.1 | 104 73 -71.1 17.2 66 28 24079 95 70 -69.7 6.1 | 104 73 -71.1 17.2 67 26 24550 90 73 -73.0 0.0 | 98 75 -74.3 11.1 68 23 24994 90 73 -73.0 0.0 | 98 75 -74.3 11.1 Wind Parameters Mean winds (0-6000m): 323.2 at 14.9 knts Storm direction: 353.2 at 11.1 knts Shear (0-3000m) pos: 0.0 neg: 1.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 49.3 deg Storm rel helicity (0-3000m) pos: 10.1 neg: -68.7 tot: -58.6 m^2/s^2 ave: -19.5 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -5.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 18.71 Bulk Shear: 45.43 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 43 14 95 11| 0.0 18.1 18.1| 0.0 -45.5 -45.5 -91.1 -0.90| 18.4-16.6 1000 39 15 85 11| 0.0 6.7 6.7| 7.8 -53.3 -45.5 -45.5 -0.62| 14.4 -8.9 1500 28 16 73 9| 0.0 4.4 4.4| 9.4 -58.8 -49.3 -32.9 -0.59| 11.4 -6.7 2000 21 15 66 7| 0.0 3.1 3.1| 9.4 -62.3 -52.9 -26.4 -0.62| 9.9 -6.1 2500 15 14 61 6| 0.0 2.0 2.0| 9.7 -63.7 -54.0 -21.6 -0.61| 9.0 -5.4 3000 10 13 60 4| 0.0 1.3 1.3| 10.1 -68.7 -58.6 -19.5 -0.60| 8.4 -5.0 4000 353 13 353 2| 0.0 2.0 2.0| 33.2 -78.3 -45.2 -11.3 -0.36| 8.3 -2.9 5000 339 14 296 4| 0.0 2.2 2.2| 44.6 -80.1 -35.5 -7.1 -0.27| 7.8 -2.1 6000 323 15 276 8| 0.0 1.7 1.7| 49.0-138.1 -89.1 -14.8 -0.33| 8.0 -2.6 Wrote GIF file: /home/apache/climate/data/raob//SKLT/skewt/SKLT.skewt.20251225.12.gif