UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 28 APR 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 1011 18 25.8 23.9 89 1.9 24.4 360 2 298.0 301.4 297.2 352.6 18.78 1 1000 114 24.8 23.7 94 1.1 24.0 360 5 298.0 301.4 297.2 352.5 18.76 2 925 797 20.8 20.0 95 0.8 20.2 55 11 300.6 303.5 296.1 347.9 16.11 3 905 987 19.6 19.6 100 0.0 19.6 51 11 301.2 304.2 296.3 348.5 16.06 4 850 1528 17.8 15.0 84 2.8 15.9 65 11 304.8 307.2 295.0 342.8 12.72 5 728 2841 12.0 8.0 76 4.0 9.5 93 12 312.3 314.0 294.6 340.9 9.29 6 700 3169 10.2 7.0 81 3.2 8.2 120 12 313.8 315.5 294.7 341.8 9.02 7 668 3557 7.2 6.0 92 1.2 6.5 118 13 314.6 316.3 294.8 342.2 8.82 8 653 3743 6.6 4.3 85 2.3 5.2 111 14 316.0 317.6 294.6 341.2 8.00 9 644 3858 7.0 2.6 74 4.4 4.5 106 15 317.7 319.1 294.4 340.5 7.19 10 603 4395 3.4 -6.6 48 10.0 -1.4 92 18 319.6 320.4 292.3 332.2 3.87 11 591 4558 2.4 -2.2 72 4.6 -0.0 94 17 320.3 321.4 293.9 338.1 5.51 12 582 4682 1.8 -6.2 55 8.0 -2.0 96 16 321.0 321.8 292.9 334.5 4.14 13 515 5657 -5.3 -5.3 100 0.0 -5.3 94 15 323.8 324.8 294.4 340.3 5.01 14 511 5719 -4.7 -5.7 93 1.0 -5.2 90 15 325.3 326.2 294.7 341.5 4.90 15 500 5890 -5.3 -9.7 71 4.4 -7.2 95 18 326.6 327.3 294.0 338.9 3.66 16 484 6145 -5.7 -11.7 63 6.0 -8.2 94 19 329.1 329.8 294.3 340.1 3.23 17 431 7042 -13.1 -16.1 78 3.0 -14.2 102 21 330.8 331.3 294.2 339.6 2.53 18 424 7167 -12.3 -29.3 23 17.0 -16.6 88 20 333.4 333.6 293.4 336.3 0.80 19 418 7276 -13.1 -37.1 11 24.0 -18.0 75 19 333.7 333.8 293.1 335.2 0.38 20 400 7610 -14.9 -37.9 12 23.0 -19.4 70 24 335.6 335.7 293.6 337.0 0.36 21 369 8216 -18.7 -44.7 8 26.0 -22.6 83 25 338.4 338.4 294.1 339.2 0.19 22 347 8671 -21.7 -43.7 12 22.0 -24.9 81 24 340.3 340.4 294.6 341.3 0.23 23 336 8908 -22.5 -31.5 44 9.0 -24.4 83 26 342.4 342.6 295.6 345.5 0.82 24 317 9333 -25.3 -38.3 29 13.0 -27.5 95 34 344.3 344.4 295.7 346.0 0.44 25 300 9730 -28.9 -39.9 34 11.0 -30.5 95 34 344.6 344.7 295.8 346.2 0.40 26 252 10946 -39.3 -52.3 24 13.0 -40.2 85 33 346.8 346.9 296.0 347.3 0.12 27 250 11000 -39.9 -51.9 27 12.0 -40.7 85 33 346.7 346.8 296.0 347.3 0.13 28 220 11863 -47.5 -53.5 50 6.0 -47.8 85 24 347.9 348.0 296.3 348.4 0.12 29 210 12171 -49.5 -61.5 23 12.0 -49.9 90 27 349.5 349.5 296.5 349.7 0.05 30 200 12490 -52.1 -62.1 29 10.0 -52.4 125 26 350.3 350.3 296.7 350.5 0.04 31 186 12955 -56.1 -64.1 36 8.0 -56.3 125 30 351.1 351.1 296.9 351.3 0.04 32 169 13557 -59.7 -73.7 15 14.0 -59.9 128 29 354.9 354.9 297.7 355.0 0.01 33 168 13594 -60.1 -74.1 14 14.0 -60.3 127 28 354.8 354.9 297.7 354.9 0.01 34 150 14290 -66.3 -74.3 32 8.0 -66.4 115 9 355.9 355.9 297.9 355.9 0.01 35 135 14919 -71.9 -77.9 40 6.0 -71.9 84 11 356.8 356.8 298.1 356.9 0.01 36 128 15231 -74.9 -77.5 67 2.6 -74.9 67 11 356.9 356.9 298.1 356.9 0.01 37 120 15603 -77.3 -83.3 38 6.0 -77.3 47 11 359.2 359.2 298.5 359.2 0.00 38 101 16575 -83.9 -88.0 48 4.1 -83.9 85 10 364.6 364.6 299.6 364.6 0.00 39 100 16630 -84.1 -88.3 47 4.2 -84.1 95 10 365.2 365.2 299.7 365.2 0.00 40 94 16972 -85.7 -89.6 49 3.9 -85.7 120 21 368.6 368.6 300.3 368.6 0.00 41 92 17090 -85.9 -90.0 47 4.1 -85.9 115 23 370.5 370.5 300.7 370.5 0.00 42 88 17336 -84.3 -91.3 28 7.0 -84.3 106 27 378.4 378.4 302.0 378.4 0.00 43 86 17465 -77.7 -87.7 18 10.0 -77.7 107 25 394.2 394.2 304.4 394.3 0.00 44 82 17743 -71.5 -88.5 6 17.0 -71.6 143 20 412.3 412.3 306.8 412.3 0.00 45 75 18267 -74.7 -89.7 8 15.0 -74.7 254 21 416.3 416.3 307.3 416.3 0.00 46 70 18670 -73.3 -89.3 7 16.0 -73.4 270 37 427.6 427.6 308.6 427.6 0.00 47 50 20660 -68.3 -90.3 3 22.0 -68.5 280 25 482.5 482.5 313.7 482.5 0.00 48 46 21162 -67.1 -91.1 2 24.0 -67.4 291 23 497.1 497.1 314.7 497.1 0.00 49 42 21720 -59.9 -90.9 1 31.0 -60.6 304 20 528.0 528.0 316.8 528.0 0.00 50 40 22025 -59.5 -89.5 1 30.0 -60.3 310 19 536.4 536.4 317.3 536.4 0.00 51 35 22853 -63.9 -90.9 1 27.0 -64.4 225 20 545.8 545.8 317.9 545.9 0.00 52 30 23810 -58.3 -89.3 1 31.0 -59.4 80 21 585.7 585.7 319.9 585.7 0.00 53 28 24243 -60.3 -89.3 1 29.0 -61.3 82 19 591.8 591.8 320.2 591.8 0.00 54 24 25215 -55.7 -88.7 1 33.0 -57.5 124 31 631.9 631.9 322.0 631.9 0.01 55 21 26060 -58.9 -89.9 1 31.0 -60.3 92 33 646.8 646.8 322.6 646.8 0.01 56 20 26370 -54.3 -89.3 1 35.0 -56.7 120 36 670.0 670.0 323.4 670.0 0.01 57 19 26700 -52.7 -87.7 1 35.0 -55.6 120 36 684.8 684.8 323.9 684.9 0.01 58 16 27810 -52.5 -87.5 1 35.0 -55.8 88 53 720.0 720.0 325.1 720.1 0.01 59 15 28231 -48.7 -86.7 0 38.0 -53.4 80 47 746.0 746.0 325.8 746.1 0.01 TRP 94 16972 -85.7 -89.6 49 3.9 -85.7 120 21 368.6 368.6 300.3 368.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 565.01 mb = 4929.59 m = 16173.01 ft Wetbulb zero: 612.70 mb = 4264.90 m = 13992.28 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 81.08 % Est. max temperature: 31.86 C = 89.35 F Sfc-Lift cond lev (LCL): 983.89 mb = 256.31 m = 840.90 ft T: 23.97 C 700-500 lapse rate: 5.70 C/km ThetaE index: 7.54 C Layer 850.0- 700.0 mb Conv cond level (CCL): 936.13 mb = 692.19 m = 2270.94 ft Mean mixing ratio: 17.38 g/kg Conv temperature: 27.97 C = 82.35 F Cap Strength: 0.40 C Lifted Index: -2.42 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.62 C Lifted Index @700 mb: -0.43 C Showalter Index: 0.36 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.30 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 220.00 Risk: None Energy Index: -0.80 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 516.54 J/kg Max Up Vert Vel: 32.14 m/s Conv Inhibition (B-): 1.41 J/kg Cap Strength: 0.40 C Lift Cond Lev (LCL): 947.80 mb = 583.65 m = 1914.82 ft Lev Free Conv (LFC): 922.80 mb = 817.63 m = 2682.49 ft Equ Level (EL): 842.80 mb = 1600.06 m = 5249.46 ft B at Equ Level: 17.22 J/kg Max Parcel Lev (MPL): 112.80 mb = 15951.76 m = 52334.54 ft Wind level data Storm motion: 118 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 1011 18 360 2 -0.0 -2.0 | 308 11 8.4 -6.4 1 1000 114 360 5 -0.0 -5.0 | 318 13 8.4 -9.4 2 978 305 20 8 -2.7 -7.5 | 335 13 5.7 -12.0 3 945 610 50 10 -7.7 -6.4 | 356 11 0.7 -10.9 4 925 797 55 11 -9.0 -6.3 | 3 11 -0.6 -10.8 5 913 914 50 11 -8.4 -7.1 | 0 12 -0.0 -11.5 6 850 1524 60 11 -9.5 -5.5 | 7 10 -1.1 -9.9 7 850 1528 65 11 -10.0 -4.6 | 10 9 -1.6 -9.1 8 791 2134 70 8 -7.5 -2.7 | 353 7 0.9 -7.2 9 763 2438 100 10 -9.8 1.7 | 28 3 -1.5 -2.7 10 736 2743 85 12 -12.0 -1.0 | 33 7 -3.6 -5.5 11 700 3169 120 12 -10.4 6.0 | 128 3 -2.0 1.6 12 684 3353 125 11 -9.0 6.3 | 162 2 -0.6 1.9 13 611 4267 90 19 -19.0 0.0 | 67 12 -10.6 -4.4 14 567 4877 100 15 -14.8 2.6 | 74 7 -6.4 -1.8 15 526 5486 105 16 -15.5 4.1 | 88 7 -7.1 -0.3 16 506 5791 85 14 -13.9 -1.2 | 44 8 -5.6 -5.7 17 500 5890 95 18 -17.9 1.6 | 73 10 -9.5 -2.9 18 487 6096 95 19 -18.9 1.7 | 75 11 -10.5 -2.8 19 468 6401 85 18 -17.9 -1.6 | 58 11 -9.5 -6.0 20 432 7010 105 21 -20.3 5.4 | 95 12 -11.9 1.0 21 416 7315 70 19 -17.9 -6.5 | 41 14 -9.5 -10.9 22 400 7610 70 24 -22.6 -8.2 | 48 19 -14.2 -12.7 23 383 7925 60 23 -19.9 -11.5 | 36 20 -11.5 -15.9 24 368 8230 85 25 -24.9 -2.2 | 68 18 -16.5 -6.6 25 339 8839 80 24 -23.6 -4.2 | 61 18 -15.2 -8.6 26 325 9144 95 34 -33.9 3.0 | 87 26 -25.5 -1.5 27 300 9730 95 34 -33.9 3.0 | 87 26 -25.5 -1.5 28 274 10363 90 36 -36.0 0.0 | 81 28 -27.6 -4.4 29 250 11000 85 33 -32.9 -2.9 | 73 26 -24.5 -7.3 30 219 11887 85 24 -23.9 -2.1 | 67 17 -15.5 -6.5 31 209 12192 90 27 -27.0 0.0 | 77 19 -18.6 -4.4 32 200 12490 125 26 -21.3 14.9 | 129 17 -12.9 10.5 33 200 12497 120 28 -24.2 14.0 | 121 19 -15.9 9.6 34 173 13411 130 33 -25.3 21.2 | 135 24 -16.9 16.8 35 150 14290 115 9 -8.2 3.8 | 340 1 0.2 -0.6 36 149 14326 115 11 -10.0 4.6 | 97 2 -1.6 0.2 37 109 16154 15 11 -2.8 -10.6 | 340 16 5.5 -15.1 38 100 16630 95 10 -10.0 0.9 | 24 4 -1.6 -3.6 39 98 16764 95 10 -10.0 0.9 | 24 4 -1.6 -3.6 40 94 16972 120 21 -18.2 10.5 | 122 12 -9.8 6.1 41 88 17374 105 27 -26.1 7.0 | 98 18 -17.7 2.5 42 83 17678 110 22 -20.7 7.5 | 104 13 -12.3 3.1 43 79 17983 235 13 10.6 7.5 | 261 19 19.0 3.0 44 71 18593 275 29 28.9 -2.5 | 281 38 37.3 -7.0 45 70 18670 270 37 37.0 -0.0 | 276 46 45.4 -4.4 46 67 18898 260 41 40.4 7.1 | 267 49 48.8 2.7 47 64 19202 275 34 33.9 -3.0 | 280 43 42.3 -7.4 48 55 20117 255 29 28.0 7.5 | 265 37 36.4 3.1 49 52 20422 260 24 23.6 4.2 | 270 32 32.0 -0.3 50 50 20660 280 25 24.6 -4.3 | 285 34 33.0 -8.8 51 39 22250 315 18 12.7 -12.7 | 309 27 21.1 -17.2 52 37 22555 240 20 17.3 10.0 | 258 26 25.7 5.6 53 35 22860 225 20 14.1 14.1 | 247 25 22.5 9.7 54 33 23165 245 20 18.1 8.5 | 261 27 26.5 4.0 55 32 23470 220 14 9.0 10.7 | 250 18 17.4 6.3 56 30 23774 20 16 -5.5 -15.0 | 351 20 2.9 -19.5 57 30 23810 80 21 -20.7 -3.6 | 57 15 -12.3 -8.1 58 29 24079 70 17 -16.0 -5.8 | 36 13 -7.6 -10.3 59 26 24689 115 24 -21.8 10.1 | 113 15 -13.4 5.7 60 24 25298 125 32 -26.2 18.4 | 128 23 -17.8 13.9 61 23 25603 100 38 -37.4 6.6 | 94 29 -29.0 2.2 62 21 26213 90 31 -31.0 0.0 | 79 23 -22.6 -4.4 63 20 26370 120 36 -31.2 18.0 | 121 27 -22.8 13.6 64 18 26822 120 36 -31.2 18.0 | 121 27 -22.8 13.6 65 16 27127 90 55 -55.0 0.0 | 85 47 -46.6 -4.4 66 14 27737 70 39 -36.6 -13.3 | 58 33 -28.3 -17.8 67 13 28042 85 50 -49.8 -4.4 | 78 42 -41.4 -8.8 68 11 28651 70 51 -47.9 -17.4 | 61 45 -39.5 -21.9 Wind Parameters Mean winds (0-6000m): 87.9 at 12.7 knts Storm direction: 117.9 at 9.5 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 127.5 deg Storm rel helicity (0-3000m) pos: 49.6 neg: -5.7 tot: 44.0 m^2/s^2 ave: 14.7 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 2.9 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 28.25 Bulk Shear: 18.29 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 21 7 331 12| 8.2 0.0 8.2| 29.7 0.0 29.7 59.4 0.88| 10.5 9.3 1000 40 9 346 11| 5.1 0.0 5.1| 38.1 -1.5 36.6 36.6 0.80| 7.3 5.9 1500 46 9 352 11| 3.5 0.0 3.5| 40.8 -1.5 39.3 26.2 0.78| 5.4 4.2 2000 52 10 355 10| 2.1 0.0 2.1| 41.4 -4.8 36.6 18.3 0.58| 4.9 2.8 2500 58 9 358 9| 2.2 0.0 2.2| 45.6 -5.6 39.9 16.0 0.55| 5.1 2.8 3000 65 10 4 9| 2.2 0.0 2.2| 49.6 -5.7 44.0 14.7 0.54| 5.5 2.9 4000 80 11 19 7| 1.7 0.8 2.6| 51.9 -11.9 40.1 10.0 0.36| 5.6 2.0 5000 85 12 33 7| 1.3 0.8 2.1| 54.9 -16.6 38.3 7.7 0.29| 5.3 1.6 6000 88 13 41 6| 1.2 1.0 2.2| 65.1 -24.5 40.6 6.8 0.25| 5.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250428.12.gif