UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:0000Z 19 APR 25 Station: SB107 WMO ident: 82107 Latitude: -0.12 Longitude: -66.97 ------------------------------------------------------------------------------- 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 87 50 2 SFC 998 105 26.8 25.2 91 1.6 25.6 50 2 300.1 303.9 298.8 360.7 20.62 2 987 203 27.8 24.2 81 3.6 25.2 57 3 302.1 305.7 298.7 360.2 19.61 3 925 777 23.4 22.0 92 1.4 22.4 110 4 303.2 306.6 298.2 357.6 18.28 4 918 844 22.8 22.1 96 0.7 22.3 108 4 303.3 306.7 298.4 358.4 18.54 5 850 1514 19.8 15.3 75 4.5 16.7 90 16 306.9 309.3 295.7 345.9 12.97 6 807 1961 17.6 10.6 64 7.0 13.1 81 16 309.1 311.0 294.2 339.6 10.00 7 770 2361 15.4 12.9 85 2.5 13.7 62 14 310.9 313.3 296.3 348.4 12.24 8 718 2953 13.2 3.2 51 10.0 7.4 75 18 314.8 316.1 293.3 335.9 6.72 9 700 3167 12.0 3.0 54 9.0 6.8 75 22 315.8 317.1 293.6 337.2 6.80 10 682 3384 10.2 4.2 66 6.0 6.6 71 24 316.1 317.6 294.3 340.1 7.61 11 621 4157 6.0 -9.0 33 15.0 -0.9 79 19 319.9 320.5 291.7 330.2 3.12 12 612 4276 5.6 -1.4 61 7.0 1.8 85 20 320.8 321.9 294.1 339.1 5.65 13 571 4840 2.8 -11.2 35 14.0 -3.3 87 19 323.9 324.5 292.6 333.5 2.85 14 541 5274 -0.5 -3.9 78 3.4 -2.3 96 23 325.0 326.1 294.9 342.5 5.31 15 516 5651 -2.1 -12.1 46 10.0 -6.4 100 26 327.5 328.1 293.7 337.5 2.93 16 501 5884 -3.9 -9.9 63 6.0 -6.6 100 25 328.1 328.8 294.4 340.3 3.60 17 500 5900 -4.1 -10.1 63 6.0 -6.8 100 25 328.0 328.7 294.3 340.0 3.55 18 419 7277 -13.1 -32.1 19 19.0 -17.5 99 25 333.5 333.6 293.3 335.8 0.62 19 410 7442 -14.5 -30.5 24 16.0 -18.3 102 23 333.8 333.9 293.4 336.5 0.74 20 407 7498 -14.9 -24.9 42 10.0 -17.7 103 22 334.0 334.2 293.9 338.5 1.25 21 401 7611 -14.7 -17.8 77 3.1 -15.8 105 21 335.6 336.1 295.3 344.0 2.35 22 400 7630 -14.7 -18.5 73 3.8 -16.0 95 37 335.9 336.3 295.2 343.8 2.22 23 381 7996 -16.9 -34.9 19 18.0 -20.6 95 38 337.7 337.8 294.2 339.7 0.52 24 374 8135 -17.7 -23.7 59 6.0 -19.4 95 35 338.4 338.7 295.3 343.9 1.51 25 369 8236 -17.9 -28.9 38 11.0 -20.6 95 33 339.5 339.7 295.0 343.0 0.95 26 367 8276 -18.3 -22.3 71 4.0 -19.5 95 33 339.5 339.8 295.7 345.8 1.74 27 365 8317 -18.5 -23.3 66 4.8 -19.9 95 32 339.7 340.1 295.6 345.6 1.60 28 358 8461 -18.9 -39.9 14 21.0 -22.6 94 31 341.1 341.1 294.9 342.4 0.33 29 351 8607 -20.3 -30.3 40 10.0 -22.6 94 29 341.1 341.3 295.4 344.4 0.88 30 346 8713 -20.7 -48.7 6 28.0 -24.4 93 28 342.0 342.0 294.9 342.5 0.13 31 341 8821 -21.7 -33.7 33 12.0 -24.1 93 27 342.0 342.2 295.4 344.5 0.65 32 336 8929 -22.3 -37.3 24 15.0 -25.0 92 26 342.7 342.8 295.4 344.5 0.46 33 334 8973 -22.7 -29.7 53 7.0 -24.3 92 26 342.7 342.9 295.8 346.4 0.98 34 300 9750 -28.7 -33.7 62 5.0 -29.6 100 23 344.9 345.1 296.1 347.8 0.74 35 294 9894 -29.3 -35.3 56 6.0 -30.3 102 23 346.1 346.2 296.3 348.6 0.64 36 276 10342 -32.9 -37.5 63 4.6 -33.6 109 23 347.2 347.3 296.5 349.4 0.55 37 250 11030 -38.5 -46.5 43 8.0 -39.2 120 22 348.8 348.9 296.6 349.8 0.23 38 248 11085 -38.9 -46.9 43 8.0 -39.6 120 22 349.0 349.1 296.6 350.0 0.23 39 225 11743 -44.9 -48.2 69 3.3 -45.1 113 18 349.7 349.7 296.8 350.6 0.22 40 222 11833 -45.7 -48.9 70 3.2 -45.9 111 18 349.8 349.9 296.8 350.6 0.20 41 213 12107 -47.1 -63.1 14 16.0 -47.6 131 14 351.8 351.8 297.1 352.0 0.04 42 200 12520 -51.1 -58.1 43 7.0 -51.4 130 15 351.8 351.9 297.1 352.2 0.07 43 197 12618 -52.1 -57.1 55 5.0 -52.3 132 15 351.8 351.8 297.1 352.2 0.09 44 185 13023 -54.9 -69.9 14 15.0 -55.2 141 14 353.6 353.6 297.4 353.7 0.02 45 162 13858 -62.3 -71.3 29 9.0 -62.4 161 13 354.9 354.9 297.7 354.9 0.02 46 153 14209 -64.9 -71.9 37 7.0 -65.0 171 9 356.3 356.3 298.0 356.3 0.02 47 150 14330 -66.1 -73.1 37 7.0 -66.1 175 7 356.2 356.2 298.0 356.3 0.01 48 101 16625 -83.7 -88.0 47 4.3 -83.7 38 11 365.0 365.0 299.7 365.0 0.00 49 100 16680 -83.7 -88.0 47 4.3 -83.7 55 11 366.0 366.0 299.8 366.0 0.00 50 97 16850 -84.7 -88.9 47 4.2 -84.7 85 16 367.3 367.3 300.1 367.3 0.00 51 70 18690 -79.7 -90.7 15 11.0 -79.7 5 11 413.9 413.9 307.0 413.9 0.00 52 50 20650 -73.5 -91.5 5 18.0 -73.6 275 33 470.3 470.3 312.7 470.3 0.00 53 30 23820 -59.5 -89.5 1 30.0 -60.4 275 15 582.4 582.4 319.8 582.5 0.00 54 20 26370 -54.9 -87.9 1 33.0 -57.1 85 40 668.1 668.1 323.3 668.2 0.01 TRP 97 16850 -84.7 -88.9 47 4.2 -84.7 85 16 367.3 367.3 300.1 367.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 545.55 mb = 5207.91 m = 17086.10 ft Wetbulb zero: 627.99 mb = 4064.35 m = 13334.31 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 65.02 % Est. max temperature: 33.66 C = 92.60 F Sfc-Lift cond lev (LCL): 975.57 mb = 306.32 m = 1004.97 ft T: 27.01 C 700-500 lapse rate: 5.89 C/km ThetaE index: 18.78 C Layer 850.0- 770.0 mb Conv cond level (CCL): 898.61 mb = 1029.57 m = 3377.81 ft Mean mixing ratio: 18.76 g/kg Conv temperature: 30.95 C = 87.72 F Cap Strength: 0.49 C Lifted Index: -4.00 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.70 C Lifted Index @700 mb: -0.79 C Showalter Index: 0.33 C Risk: Thunderstorms probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.40 C K Index: 30.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 240.60 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1661.85 J/kg Max Up Vert Vel: 57.65 m/s Conv Inhibition (B-): 7.76 J/kg Cap Strength: 0.49 C Lift Cond Lev (LCL): 918.59 mb = 837.96 m = 2749.19 ft Lev Free Conv (LFC): 833.59 mb = 1681.71 m = 5517.34 ft Equ Level (EL): 133.59 mb = 15002.23 m = 49219.32 ft B at Equ Level: 1655.00 J/kg Max Parcel Lev (MPL): 73.59 mb = 18407.93 m = 60392.74 ft Wind level data Storm motion: 115 at 13 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 ---------------------------------------------------------- 0 998 105 50 2 -1.5 -1.3 | 304 12 9.9 -6.7 1 976 305 65 4 -3.6 -1.7 | 312 11 7.8 -7.1 2 943 610 95 4 -4.0 0.3 | 304 9 7.4 -5.0 3 925 777 110 4 -3.8 1.4 | 298 9 7.7 -4.0 4 911 914 105 5 -4.8 1.3 | 302 8 6.6 -4.1 5 879 1219 115 11 -10.0 4.6 | 297 2 1.5 -0.7 6 850 1514 90 16 -16.0 0.0 | 40 7 -4.6 -5.4 7 849 1524 85 17 -16.9 -1.5 | 39 9 -5.5 -6.9 8 790 2134 80 16 -15.8 -2.8 | 28 9 -4.3 -8.2 9 763 2438 55 13 -10.6 -7.5 | 357 13 0.8 -12.8 10 736 2743 75 14 -13.5 -3.6 | 13 9 -2.1 -9.0 11 700 3167 75 22 -21.3 -5.7 | 42 15 -9.8 -11.1 12 684 3353 70 24 -22.6 -8.2 | 39 18 -11.1 -13.6 13 659 3658 85 20 -19.9 -1.7 | 50 11 -8.5 -7.1 14 635 3962 70 18 -16.9 -6.2 | 25 13 -5.5 -11.5 15 611 4267 85 20 -19.9 -1.7 | 50 11 -8.5 -7.1 16 589 4572 75 21 -20.3 -5.4 | 39 14 -8.9 -10.8 17 567 4877 90 18 -18.0 0.0 | 51 9 -6.6 -5.4 18 526 5486 100 26 -25.6 4.5 | 86 14 -14.2 -0.9 19 500 5900 100 25 -24.6 4.3 | 85 13 -13.2 -1.1 20 488 6096 100 26 -25.6 4.5 | 86 14 -14.2 -0.9 21 451 6706 90 32 -32.0 0.0 | 75 21 -20.6 -5.4 22 401 7620 105 21 -20.3 5.4 | 90 9 -8.9 0.0 23 400 7630 95 37 -36.9 3.2 | 85 26 -25.4 -2.2 24 384 7925 95 39 -38.9 3.4 | 86 27 -27.4 -2.0 25 369 8230 95 33 -32.9 2.9 | 83 22 -21.4 -2.5 26 313 9449 90 21 -21.0 0.0 | 61 11 -9.6 -5.4 27 300 9750 100 23 -22.7 4.0 | 83 11 -11.2 -1.4 28 250 11030 120 22 -19.1 11.0 | 126 9 -7.6 5.6 29 241 11278 120 22 -19.1 11.0 | 126 9 -7.6 5.6 30 220 11887 110 17 -16.0 5.8 | 95 5 -4.5 0.4 31 210 12192 140 13 -8.4 10.0 | 214 6 3.1 4.6 32 201 12497 130 15 -11.5 9.6 | 179 4 -0.1 4.2 33 200 12520 130 15 -11.5 9.6 | 179 4 -0.1 4.2 34 158 14021 165 13 -3.4 12.6 | 228 11 8.1 7.2 35 150 14330 175 7 -0.6 7.0 | 262 11 10.8 1.6 36 115 15850 65 1 -0.9 -0.4 | 299 12 10.5 -5.8 37 104 16459 350 10 1.7 -9.8 | 319 20 13.2 -15.2 38 100 16680 55 11 -9.0 -6.3 | 348 12 2.4 -11.7 39 99 16764 55 11 -9.0 -6.3 | 348 12 2.4 -11.7 40 97 16850 85 16 -15.9 -1.4 | 34 8 -4.5 -6.8 41 88 17374 110 21 -19.7 7.2 | 102 8 -8.3 1.8 42 84 17678 205 13 5.5 11.8 | 249 18 16.9 6.4 43 79 17983 210 15 7.5 13.0 | 248 20 18.9 7.6 44 75 18288 155 13 -5.5 11.8 | 223 9 5.9 6.4 45 71 18593 355 12 1.0 -12.0 | 324 21 12.5 -17.3 46 70 18690 5 11 -1.0 -11.0 | 327 19 10.5 -16.4 47 68 18898 345 15 3.9 -14.5 | 322 25 15.3 -19.9 48 64 19202 5 10 -0.9 -10.0 | 325 19 10.6 -15.4 49 61 19507 270 30 30.0 -0.0 | 277 42 41.4 -5.4 50 55 20117 260 31 30.5 5.4 | 270 42 42.0 -0.0 51 50 20650 275 33 32.9 -2.9 | 281 45 44.3 -8.3 52 49 20726 275 36 35.9 -3.1 | 280 48 47.3 -8.5 53 47 21031 275 33 32.9 -2.9 | 281 45 44.3 -8.3 54 43 21641 225 17 12.0 12.0 | 254 24 23.4 6.6 55 41 21946 270 13 13.0 -0.0 | 282 25 24.4 -5.4 56 35 22860 285 12 11.6 -3.1 | 290 25 23.0 -8.5 57 33 23165 240 14 12.1 7.0 | 266 24 23.6 1.6 58 32 23470 275 13 13.0 -1.1 | 285 25 24.4 -6.5 59 30 23820 275 15 14.9 -1.3 | 284 27 26.4 -6.7 60 27 24384 290 18 16.9 -6.2 | 292 31 28.3 -11.5 61 26 24689 260 16 15.8 2.8 | 275 27 27.2 -2.6 62 24 25298 70 12 -11.3 -4.1 | 359 9 0.2 -9.5 63 23 25603 90 17 -17.0 0.0 | 46 8 -5.6 -5.4 64 22 25908 90 33 -33.0 0.0 | 76 22 -21.6 -5.4 65 20 26370 85 40 -39.8 -3.5 | 73 30 -28.4 -8.9 66 19 26518 105 34 -32.8 8.8 | 99 22 -21.4 3.4 67 16 27127 65 42 -38.1 -17.7 | 49 35 -26.6 -23.1 68 15 27432 70 40 -37.6 -13.7 | 54 32 -26.2 -19.1 Wind Parameters Mean winds (0-6000m): 85.3 at 16.8 knts Storm direction: 115.3 at 12.6 knts Shear (0-3000m) pos: 2.6 neg: 1.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 94.8 deg Storm rel helicity (0-3000m) pos: 30.3 neg: -25.4 tot: 4.8 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.7 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 70.47 Bulk Shear: 23.58 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 73 4 309 10| 3.0 0.0 3.0| 4.8 -3.4 1.5 2.9 0.07| 4.3 0.3 1000 94 4 306 9| 4.1 0.0 4.1| 6.3 -5.5 0.8 0.8 0.01| 5.1 0.1 1500 97 7 318 6| 2.7 3.4 6.1| 8.0 -6.6 1.4 1.0 0.14| 7.5 1.1 2000 91 10 342 6| 2.1 2.5 4.5| 8.0 -9.9 -1.9 -0.9 0.07| 6.0 0.4 2500 84 11 352 7| 1.6 2.0 3.6| 11.5 -25.4 -14.0 -5.6 -0.08| 6.5 -0.5 3000 82 12 0 7| 2.6 1.7 4.2| 30.3 -25.4 4.8 1.6 0.10| 6.9 0.7 4000 79 14 16 8| 2.1 1.3 3.5| 45.9 -39.7 6.2 1.6 0.07| 7.1 0.5 5000 80 15 24 9| 2.1 1.2 3.3| 66.1 -45.5 20.5 4.1 0.13| 7.1 0.9 6000 85 17 38 9| 2.2 1.0 3.2| 79.8 -46.3 33.5 5.6 0.17| 6.5 1.1 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250419.00.gif