UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 27 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 1012 14 27.8 23.0 75 4.8 24.3 360 4 299.9 303.2 297.0 351.9 17.74 1 1000 119 26.2 23.7 86 2.5 24.4 25 6 299.4 302.8 297.5 354.2 18.76 2 925 802 20.8 20.5 98 0.3 20.6 55 17 300.6 303.6 296.5 349.4 16.63 3 922 830 20.6 20.2 98 0.4 20.4 56 18 300.7 303.7 296.4 348.7 16.37 4 850 1531 17.4 14.0 80 3.4 15.1 80 22 304.4 306.6 294.3 339.9 11.91 5 843 1602 17.4 14.1 81 3.3 15.2 85 22 305.1 307.3 294.6 341.2 12.09 6 805 1996 16.8 5.8 48 11.0 10.3 97 25 308.5 309.9 291.9 330.6 7.20 7 746 2641 11.8 9.7 87 2.1 10.4 90 27 309.9 311.8 294.6 341.0 10.19 8 700 3173 9.4 5.5 77 3.9 7.1 95 24 312.9 314.4 293.9 338.1 8.12 9 681 3402 8.8 2.8 66 6.0 5.4 97 22 314.7 316.0 293.4 336.3 6.89 10 676 3463 9.2 -1.8 46 11.0 3.4 98 22 315.8 316.8 292.2 331.6 4.96 11 660 3661 7.8 3.9 76 3.9 5.5 100 20 316.4 317.9 294.5 340.7 7.70 12 629 4058 6.4 -1.6 57 8.0 2.1 113 21 319.2 320.2 293.4 336.6 5.42 13 619 4190 5.4 -3.6 52 9.0 0.8 117 22 319.5 320.4 293.0 334.8 4.74 14 547 5189 -2.3 -5.4 79 3.1 -3.8 152 11 321.9 322.8 293.6 337.2 4.68 15 500 5900 -6.1 -9.6 76 3.5 -7.7 170 5 325.6 326.3 293.8 338.0 3.69 16 496 5963 -6.5 -9.2 81 2.7 -7.7 173 5 325.9 326.6 294.0 338.7 3.84 17 480 6217 -7.1 -13.1 62 6.0 -9.5 195 5 328.2 328.8 293.9 338.1 2.91 18 452 6681 -10.5 -14.9 70 4.4 -12.2 256 10 329.6 330.1 294.0 338.8 2.66 19 433 7009 -11.3 -43.3 5 32.0 -17.0 299 13 332.7 332.7 292.6 333.4 0.19 20 411 7405 -14.1 -29.1 27 15.0 -17.9 310 18 334.1 334.2 293.6 337.2 0.84 21 400 7610 -15.5 -42.5 8 27.0 -20.0 315 20 334.8 334.9 293.3 335.7 0.23 22 386 7878 -17.7 -39.7 13 22.0 -21.5 315 20 335.4 335.4 293.4 336.6 0.31 23 357 8456 -22.9 -27.9 64 5.0 -24.1 302 11 336.0 336.2 294.3 339.9 1.08 24 347 8664 -24.5 -27.7 75 3.2 -25.2 312 10 336.6 336.8 294.5 340.7 1.13 25 340 8812 -24.7 -40.7 21 16.0 -27.1 329 10 338.2 338.3 294.2 339.5 0.32 26 337 8877 -24.9 -41.9 19 17.0 -27.3 336 10 338.8 338.9 294.3 340.0 0.29 27 302 9663 -31.9 -35.9 68 4.0 -32.5 355 11 339.8 339.9 294.8 342.0 0.59 28 300 9710 -32.1 -36.5 65 4.4 -32.7 345 11 340.1 340.3 294.8 342.3 0.56 29 276 10293 -36.5 -48.5 28 12.0 -37.5 317 16 342.0 342.0 295.0 342.7 0.17 30 250 10970 -41.9 -57.9 16 16.0 -42.7 325 18 343.8 343.8 295.3 344.0 0.06 31 244 11134 -43.3 -59.3 16 16.0 -44.0 331 17 344.1 344.1 295.3 344.3 0.05 32 222 11763 -49.1 -55.1 50 6.0 -49.3 356 19 344.6 344.6 295.5 345.0 0.10 33 214 12003 -50.7 -62.7 23 12.0 -51.0 358 21 345.7 345.7 295.7 345.9 0.04 34 202 12376 -54.1 -62.1 37 8.0 -54.3 351 19 346.1 346.1 295.8 346.3 0.04 35 200 12440 -54.7 -62.7 37 8.0 -54.9 350 19 346.1 346.2 295.8 346.3 0.04 36 177 13214 -59.9 -71.9 19 12.0 -60.0 28 18 349.9 349.9 296.6 350.0 0.01 37 172 13394 -59.3 -74.3 13 15.0 -59.5 25 18 353.8 353.8 297.4 353.8 0.01 38 150 14240 -65.7 -78.7 15 13.0 -65.8 340 30 356.9 356.9 298.1 356.9 0.01 39 142 14571 -68.7 -79.7 19 11.0 -68.8 340 32 357.3 357.3 298.2 357.3 0.00 40 101 16554 -81.1 -88.1 30 7.0 -81.1 166 12 370.0 370.0 300.5 370.0 0.00 41 100 16610 -81.9 -88.9 29 7.0 -81.9 170 13 369.5 369.5 300.5 369.5 0.00 42 91 17133 -85.3 -92.3 27 7.0 -85.3 135 26 372.8 372.8 301.1 372.8 0.00 43 78 17999 -76.9 -87.9 16 11.0 -76.9 65 30 407.1 407.1 306.2 407.1 0.00 44 70 18620 -77.3 -88.3 16 11.0 -77.3 285 9 419.0 419.0 307.6 419.0 0.00 45 65 19049 -73.5 -86.5 12 13.0 -73.6 40 3 436.3 436.3 309.5 436.3 0.00 46 55 20023 -74.7 -88.7 10 14.0 -74.7 216 12 454.9 454.9 311.3 454.9 0.00 47 50 20580 -72.9 -88.9 7 16.0 -73.0 100 22 471.7 471.7 312.8 471.7 0.00 48 42 21613 -69.3 -88.3 5 19.0 -69.5 93 42 504.7 504.7 315.3 504.8 0.00 49 40 21904 -70.1 -89.1 5 19.0 -70.3 81 50 509.8 509.8 315.7 509.8 0.00 50 30 23660 -59.7 -88.7 1 29.0 -60.6 80 58 581.9 581.9 319.8 581.9 0.00 51 26 24558 -58.3 -88.9 1 30.6 -59.6 80 67 610.2 610.2 321.0 610.2 0.01 52 25 24805 -57.9 -88.9 1 31.0 -59.3 80 67 618.2 618.2 321.4 618.2 0.01 TRP 91 17133 -85.3 -92.3 27 7.0 -85.3 135 26 372.8 372.8 301.1 372.8 0.00 WND 26 24558 -58.3 -88.9 1 30.6 -59.6 80 67 610.2 610.2 321.0 610.2 0.01 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 568.51 mb = 4890.82 m = 16045.80 ft Wetbulb zero: 606.69 mb = 4352.30 m = 14279.01 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 74.76 % Est. max temperature: 31.62 C = 88.91 F Sfc-Lift cond lev (LCL): 944.17 mb = 622.32 m = 2041.72 ft T: 22.22 C 700-500 lapse rate: 5.68 C/km ThetaE index: 14.34 C Layer 925.0- 843.0 mb Conv cond level (CCL): 935.11 mb = 706.79 m = 2318.84 ft Mean mixing ratio: 17.55 g/kg Conv temperature: 28.29 C = 82.92 F Cap Strength: 0.67 C Lifted Index: -3.72 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.52 C Lifted Index @700 mb: -1.61 C Showalter Index: 0.74 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 20.10 C K Index: 33.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.00 Risk: None Energy Index: -0.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1308.81 J/kg Max Up Vert Vel: 51.16 m/s Conv Inhibition (B-): 0.31 J/kg Cap Strength: 0.52 C Lift Cond Lev (LCL): 940.52 mb = 656.24 m = 2152.99 ft Lev Free Conv (LFC): 925.52 mb = 797.09 m = 2615.08 ft Equ Level (EL): 825.52 mb = 1781.09 m = 5843.39 ft B at Equ Level: 20.63 J/kg Max Parcel Lev (MPL): 85.52 mb = 17482.04 m = 57355.09 ft Wind level data Storm motion: 128 at 14 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 1012 14 360 4 -0.0 -4.0 | 319 16 10.7 -12.3 1 1000 119 25 6 -2.5 -5.4 | 329 16 8.2 -13.7 2 979 305 45 8 -5.7 -5.7 | 340 15 5.0 -14.0 3 946 610 50 12 -9.2 -7.7 | 355 16 1.5 -16.0 4 925 802 55 17 -13.9 -9.8 | 10 18 -3.2 -18.1 5 913 914 60 22 -19.1 -11.0 | 23 21 -8.4 -19.3 6 851 1524 75 22 -21.3 -5.7 | 37 18 -10.6 -14.0 7 850 1531 80 22 -21.7 -3.8 | 42 16 -11.0 -12.1 8 821 1829 100 24 -23.6 4.2 | 72 14 -12.9 -4.1 9 792 2134 95 25 -24.9 2.2 | 67 15 -14.2 -6.1 10 764 2438 90 24 -24.0 0.0 | 58 16 -13.3 -8.3 11 736 2743 90 28 -28.0 0.0 | 64 19 -17.3 -8.3 12 700 3173 95 24 -23.9 2.1 | 65 15 -13.2 -6.2 13 659 3658 100 20 -19.7 3.5 | 62 10 -9.0 -4.8 14 612 4267 120 22 -19.1 11.0 | 108 9 -8.4 2.7 15 567 4877 150 12 -6.0 10.4 | 246 5 4.7 2.1 16 526 5486 155 10 -4.2 9.1 | 263 7 6.5 0.8 17 500 5900 170 5 -0.9 4.9 | 289 10 9.8 -3.4 18 487 6096 180 4 0.0 4.0 | 292 12 10.7 -4.3 19 433 7010 300 13 11.3 -6.5 | 304 26 21.9 -14.8 20 400 7610 315 20 14.1 -14.1 | 312 33 24.8 -22.4 21 383 7925 315 20 14.1 -14.1 | 312 33 24.8 -22.4 22 367 8230 305 14 11.5 -8.0 | 306 28 22.2 -16.3 23 352 8534 300 10 8.7 -5.0 | 305 23 19.3 -13.3 24 311 9449 40 10 -6.4 -7.7 | 345 17 4.3 -16.0 25 300 9710 345 11 2.8 -10.6 | 324 23 13.5 -18.9 26 285 10058 315 15 10.6 -10.6 | 312 28 21.3 -18.9 27 250 10970 325 18 10.3 -14.7 | 318 31 21.0 -23.0 28 250 10973 325 18 10.3 -14.7 | 318 31 21.0 -23.0 29 228 11582 350 16 2.8 -15.8 | 331 28 13.5 -24.1 30 218 11887 360 21 -0.0 -21.0 | 340 31 10.7 -29.3 31 200 12440 350 19 3.3 -18.7 | 333 30 14.0 -27.0 32 198 12497 350 19 3.3 -18.7 | 333 30 14.0 -27.0 33 180 13106 30 18 -9.0 -15.6 | 356 24 1.7 -23.9 34 171 13411 25 18 -7.6 -16.3 | 353 25 3.1 -24.6 35 163 13716 350 16 2.8 -15.8 | 331 28 13.5 -24.1 36 150 14240 340 30 10.3 -28.2 | 330 42 20.9 -36.5 37 140 14630 340 33 11.3 -31.0 | 331 45 22.0 -39.3 38 126 15240 10 12 -2.1 -11.8 | 337 22 8.6 -20.1 39 114 15850 120 5 -4.3 2.5 | 312 9 6.4 -5.8 40 100 16610 170 13 -2.3 12.8 | 242 10 8.4 4.5 41 97 16764 170 13 -2.3 12.8 | 242 10 8.4 4.5 42 92 17069 150 21 -10.5 18.2 | 181 10 0.2 9.9 43 91 17133 135 26 -18.4 18.4 | 143 13 -7.7 10.1 44 83 17678 90 38 -38.0 0.0 | 73 29 -27.3 -8.3 45 78 17983 65 31 -28.1 -13.1 | 39 28 -17.4 -21.4 46 74 18288 65 23 -20.8 -9.7 | 29 21 -10.2 -18.0 47 70 18593 310 14 10.7 -9.0 | 309 28 21.4 -17.3 48 70 18620 285 9 8.7 -2.3 | 299 22 19.4 -10.6 49 63 19202 80 1 -1.0 -0.2 | 311 13 9.7 -8.5 50 60 19507 280 10 9.8 -1.7 | 296 23 20.5 -10.0 51 54 20117 205 12 5.1 10.9 | 261 16 15.8 2.6 52 51 20422 100 11 -10.8 1.9 | 1 6 -0.1 -6.4 53 50 20580 100 22 -21.7 3.8 | 68 12 -11.0 -4.5 54 44 21336 105 33 -31.9 8.5 | 91 21 -21.2 0.2 55 40 21946 80 51 -50.2 -8.9 | 67 43 -39.5 -17.2 56 38 22250 85 56 -55.8 -4.9 | 74 47 -45.1 -13.2 57 36 22555 95 55 -54.8 4.8 | 85 44 -44.1 -3.5 58 31 23470 75 63 -60.9 -16.3 | 64 56 -50.2 -24.6 59 30 23660 80 58 -57.1 -10.1 | 68 50 -46.4 -18.4 60 26 24558 80 67 -66.0 -11.6 | 70 59 -55.3 -19.9 61 23 24994 80 67 -66.0 -11.6 | 70 59 -55.3 -19.9 62 22 25298 85 65 -64.8 -5.7 | 76 56 -54.1 -14.0 Wind Parameters Mean winds (0-6000m): 97.8 at 18.0 knts Storm direction: 127.8 at 13.5 knts Shear (0-3000m) pos: 4.5 neg: 0.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 153.0 neg: -12.9 tot: 140.0 m^2/s^2 ave: 46.7 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 5.3 10^-3/s Energy-Hel index: 1.18 Bulk Rich Number: 41.02 Bulk Shear: 31.91 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 39 8 337 15| 8.9 0.0 8.9| 35.2 0.0 35.2 70.3 0.96| 9.1 8.8 1000 51 12 355 16| 10.5 0.0 10.5| 88.9 0.0 88.9 88.9 0.91| 11.1 10.1 1500 59 15 9 16| 7.3 0.0 7.3|107.8 0.0 107.8 71.8 0.89| 9.0 8.0 2000 71 17 23 15| 6.5 0.0 6.5|144.2 -1.8 142.4 71.2 0.86| 9.6 8.2 2500 77 19 32 15| 5.2 0.6 5.9|145.6 -12.9 132.7 53.1 0.72| 8.5 6.1 3000 80 20 38 15| 4.5 0.5 5.0|153.0 -12.9 140.0 46.7 0.67| 8.0 5.3 4000 86 21 45 14| 3.1 0.4 3.5|163.3 -14.7 148.6 37.1 0.61| 7.3 4.5 5000 93 20 52 12| 1.8 0.3 2.1|185.3 -14.7 170.6 34.1 0.67| 7.6 5.1 6000 98 18 51 9| 1.0 0.3 1.2|196.6 -14.7 181.9 30.3 0.67| 7.0 4.7 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251227.12.gif