UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 18 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 15 27.6 24.7 84 2.9 25.4 20 11 299.8 303.4 298.2 357.7 19.73 1 1000 111 26.2 23.7 86 2.5 24.4 15 8 299.4 302.8 297.5 354.2 18.76 2 967 407 23.6 22.8 95 0.8 23.0 42 14 299.6 303.0 297.4 353.3 18.36 3 925 796 21.8 20.0 90 1.8 20.5 70 20 301.6 304.6 296.4 349.1 16.11 4 879 1239 19.0 18.6 98 0.4 18.7 94 20 303.1 306.0 296.4 349.2 15.53 5 850 1529 18.2 16.3 89 1.9 16.9 110 20 305.2 307.8 295.9 346.6 13.85 6 841 1620 18.0 15.0 83 3.0 16.0 107 20 305.9 308.3 295.4 344.5 12.86 7 824 1795 17.6 11.6 68 6.0 13.7 101 20 307.3 309.3 294.0 338.9 10.47 8 735 2764 11.8 9.5 86 2.3 10.3 75 18 311.2 313.1 294.9 342.5 10.20 9 713 3019 11.4 2.4 54 9.0 6.3 78 21 313.5 314.7 292.7 333.5 6.39 10 707 3090 11.0 6.9 76 4.1 8.5 79 22 313.8 315.5 294.6 341.3 8.87 11 700 3173 10.4 5.4 71 5.0 7.4 80 23 314.0 315.5 294.1 339.2 8.06 12 670 3536 8.2 5.4 82 2.8 6.5 83 24 315.5 317.1 294.8 341.9 8.43 13 621 4160 4.8 1.0 76 3.8 2.7 89 25 318.5 319.8 294.3 339.7 6.64 14 611 4293 4.4 -4.6 52 9.0 -0.1 90 25 319.5 320.4 292.8 334.0 4.45 15 593 4536 2.8 -0.9 77 3.7 0.8 102 20 320.4 321.6 294.3 339.9 6.05 16 566 4912 1.2 -6.8 55 8.0 -2.6 95 18 322.8 323.6 293.4 336.2 4.06 17 554 5084 -0.5 -5.1 71 4.6 -2.8 92 20 322.8 323.8 293.9 338.3 4.73 18 545 5215 -0.9 -12.9 40 12.0 -5.8 91 21 323.9 324.4 292.4 332.6 2.60 19 532 5407 -2.7 -7.7 68 5.0 -5.0 104 21 323.9 324.7 293.6 337.3 4.03 20 523 5543 -2.3 -24.3 17 22.0 -9.2 113 22 326.0 326.2 291.6 329.6 1.02 21 519 5604 -2.7 -13.7 42 11.0 -7.2 117 22 326.2 326.8 293.0 335.0 2.56 22 511 5727 -2.5 -34.5 6 32.0 -10.4 126 22 327.9 328.0 291.6 329.4 0.40 23 502 5868 -3.3 -20.3 26 17.0 -9.2 126 21 328.6 328.9 292.8 334.0 1.52 24 500 5900 -3.3 -20.3 26 17.0 -9.2 125 21 329.0 329.3 292.9 334.4 1.52 25 494 5996 -3.3 -33.3 8 30.0 -10.9 123 20 330.2 330.2 292.2 331.9 0.47 26 480 6222 -5.1 -21.1 27 16.0 -10.5 114 19 330.7 331.0 293.3 335.9 1.48 27 448 6761 -8.7 -41.7 5 33.0 -15.1 125 21 332.7 332.8 292.7 333.6 0.22 28 414 7368 -13.3 -26.3 33 13.0 -16.9 115 21 334.4 334.6 293.9 338.3 1.08 29 400 7630 -14.5 -29.5 27 15.0 -18.2 85 26 336.1 336.3 294.1 339.2 0.83 30 385 7918 -16.9 -30.9 29 14.0 -20.1 85 31 336.7 336.8 294.2 339.5 0.75 31 383 7957 -16.7 -35.7 18 19.0 -20.5 85 30 337.4 337.5 294.1 339.3 0.48 32 376 8095 -16.7 -40.7 11 24.0 -21.0 82 26 339.2 339.3 294.4 340.4 0.29 33 361 8399 -19.1 -32.1 31 13.0 -22.0 88 21 340.0 340.1 295.0 342.7 0.72 34 358 8461 -19.3 -42.3 11 23.0 -23.0 91 21 340.5 340.6 294.7 341.6 0.26 35 334 8973 -22.3 -55.3 3 33.0 -25.8 83 19 343.3 343.3 295.1 343.5 0.06 36 300 9750 -28.9 -48.9 13 20.0 -31.0 105 15 344.6 344.7 295.6 345.3 0.15 37 278 10292 -33.9 -47.9 23 14.0 -35.2 108 15 345.0 345.1 295.7 345.8 0.18 38 265 10627 -36.1 -57.1 10 21.0 -37.4 110 15 346.6 346.6 295.9 346.8 0.06 39 250 11030 -39.7 -53.7 21 14.0 -40.6 90 13 347.0 347.1 296.1 347.5 0.10 40 242 11251 -41.5 -52.5 29 11.0 -42.2 86 15 347.6 347.6 296.2 348.1 0.12 41 236 11420 -43.1 -47.7 60 4.6 -43.5 83 16 347.7 347.7 296.3 348.6 0.22 42 210 12193 -49.7 -60.7 26 11.0 -50.1 100 10 349.2 349.2 296.5 349.4 0.05 43 200 12510 -52.1 -64.1 22 12.0 -52.4 125 13 350.3 350.3 296.7 350.4 0.03 44 198 12575 -52.5 -66.5 17 14.0 -52.8 125 13 350.6 350.6 296.8 350.7 0.03 45 185 13009 -56.3 -61.3 53 5.0 -56.4 131 14 351.4 351.4 297.0 351.6 0.05 46 178 13253 -58.3 -71.3 17 13.0 -58.5 139 14 352.0 352.0 297.1 352.0 0.01 47 174 13395 -59.1 -64.1 52 5.0 -59.2 144 13 353.0 353.0 297.3 353.1 0.04 48 157 14032 -63.9 -76.9 15 13.0 -64.0 191 13 355.3 355.3 297.8 355.4 0.01 49 150 14310 -65.7 -77.7 17 12.0 -65.8 225 13 356.9 356.9 298.1 356.9 0.01 50 101 16614 -81.5 -88.5 29 7.0 -81.5 230 9 369.2 369.2 300.4 369.2 0.00 51 100 16670 -81.9 -87.9 35 6.0 -81.9 215 8 369.5 369.5 300.5 369.5 0.00 52 85 17569 -86.1 -89.9 50 3.8 -86.1 105 14 378.6 378.6 302.0 378.6 0.00 53 73 18420 -77.9 -88.9 15 11.0 -77.9 355 13 412.7 412.7 306.9 412.8 0.00 54 70 18660 -78.3 -91.3 10 13.0 -78.3 295 14 416.9 416.9 307.3 416.9 0.00 55 57 19872 -66.9 -90.9 2 24.0 -67.1 283 17 468.0 468.0 312.5 468.0 0.00 56 56 19979 -66.3 -90.3 2 24.0 -66.5 257 16 471.7 471.7 312.8 471.7 0.00 57 50 20660 -71.1 -91.1 4 20.0 -71.2 245 21 475.9 475.9 313.1 476.0 0.00 58 49 20780 -71.3 -91.3 4 20.0 -71.4 227 25 478.2 478.2 313.3 478.2 0.00 59 41 21851 -64.5 -91.5 1 27.0 -64.9 258 24 520.2 520.2 316.3 520.2 0.00 TRP 85 17569 -86.1 -89.9 50 3.8 -86.1 105 14 378.6 378.6 302.0 378.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 557.53 mb = 5033.52 m = 16513.99 ft Wetbulb zero: 611.35 mb = 4287.85 m = 14067.56 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 72.88 % Est. max temperature: 32.22 C = 89.99 F Sfc-Lift cond lev (LCL): 969.83 mb = 381.32 m = 1251.03 ft T: 23.83 C 700-500 lapse rate: 5.02 C/km ThetaE index: 10.21 C Layer 850.0- 735.0 mb Conv cond level (CCL): 917.99 mb = 862.10 m = 2828.36 ft Mean mixing ratio: 17.70 g/kg Conv temperature: 29.63 C = 85.33 F Cap Strength: 0.61 C Lifted Index: -1.15 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.73 C Lifted Index @700 mb: -0.81 C Showalter Index: 0.90 C Risk: Thunderstorms probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 19.60 C K Index: 32.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 256.60 Risk: None Energy Index: -2.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 692.43 J/kg Max Up Vert Vel: 37.21 m/s Conv Inhibition (B-): 4.41 J/kg Cap Strength: 0.61 C Lift Cond Lev (LCL): 938.71 mb = 667.17 m = 2188.85 ft Lev Free Conv (LFC): 893.71 mb = 1095.10 m = 3592.79 ft Equ Level (EL): 843.71 mb = 1592.75 m = 5225.49 ft B at Equ Level: 15.19 J/kg Max Parcel Lev (MPL): 103.71 mb = 16460.16 m = 54002.51 ft Wind level data Storm motion: 120 at 15 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 15 20 11 -3.8 -10.3 | 333 20 9.3 -17.9 1 1000 111 15 8 -2.1 -7.7 | 324 19 10.9 -15.2 2 978 305 30 12 -6.0 -10.4 | 339 19 7.0 -17.9 3 945 610 65 19 -17.2 -8.0 | 15 16 -4.2 -15.6 4 925 796 70 20 -18.8 -6.8 | 22 15 -5.8 -14.4 5 912 914 75 19 -18.4 -4.9 | 23 14 -5.3 -12.4 6 850 1524 110 20 -18.8 6.8 | 83 6 -5.8 -0.7 7 850 1529 110 20 -18.8 6.8 | 83 6 -5.8 -0.7 8 791 2134 90 19 -19.0 0.0 | 38 10 -6.0 -7.5 9 763 2438 90 19 -19.0 0.0 | 38 10 -6.0 -7.5 10 736 2743 75 18 -17.4 -4.7 | 20 13 -4.4 -12.2 11 700 3173 80 23 -22.7 -4.0 | 40 15 -9.6 -11.5 12 612 4267 90 25 -25.0 0.0 | 58 14 -12.0 -7.5 13 589 4572 105 19 -18.4 4.9 | 64 6 -5.3 -2.6 14 567 4877 95 18 -17.9 1.6 | 40 8 -4.9 -6.0 15 546 5182 90 21 -21.0 0.0 | 47 11 -8.0 -7.5 16 507 5791 130 22 -16.9 14.1 | 150 8 -3.8 6.6 17 500 5900 125 21 -17.2 12.0 | 137 6 -4.2 4.5 18 488 6096 120 19 -16.5 9.5 | 120 4 -3.4 2.0 19 469 6401 105 19 -18.4 4.9 | 64 6 -5.3 -2.6 20 451 6706 125 21 -17.2 12.0 | 137 6 -4.2 4.5 21 417 7315 120 20 -17.3 10.0 | 120 5 -4.3 2.5 22 401 7620 90 25 -25.0 0.0 | 58 14 -12.0 -7.5 23 400 7630 85 26 -25.9 -2.3 | 53 16 -12.9 -9.8 24 384 7925 85 31 -30.9 -2.7 | 60 21 -17.9 -10.2 25 369 8230 80 22 -21.7 -3.8 | 37 14 -8.6 -11.3 26 354 8534 95 21 -20.9 1.8 | 54 10 -7.9 -5.7 27 339 8839 80 20 -19.7 -3.5 | 31 13 -6.7 -11.0 28 300 9750 105 15 -14.5 3.9 | 22 4 -1.5 -3.6 29 300 9754 105 15 -14.5 3.9 | 22 4 -1.5 -3.6 30 263 10668 110 15 -14.1 5.1 | 24 3 -1.1 -2.4 31 250 11030 90 13 -13.0 0.0 | 360 8 0.0 -7.5 32 230 11582 80 18 -17.7 -3.1 | 24 12 -4.7 -10.6 33 210 12192 100 10 -9.8 1.7 | 331 7 3.2 -5.8 34 200 12497 140 11 -7.1 8.4 | 261 6 5.9 0.9 35 200 12510 125 13 -10.6 7.5 | 272 2 2.4 -0.1 36 191 12802 125 15 -12.3 8.6 | 214 1 0.7 1.1 37 165 13716 155 12 -5.1 10.9 | 247 9 7.9 3.4 38 150 14310 225 13 9.2 9.2 | 266 22 22.2 1.7 39 150 14326 205 9 3.8 8.2 | 268 17 16.8 0.6 40 142 14630 225 13 9.2 9.2 | 266 22 22.2 1.7 41 121 15545 260 24 23.6 4.2 | 275 37 36.7 -3.4 42 115 15850 285 16 15.5 -4.1 | 292 31 28.5 -11.7 43 104 16459 270 12 12.0 -0.0 | 287 26 25.0 -7.5 44 100 16670 215 8 4.6 6.6 | 273 18 17.6 -1.0 45 98 16764 215 8 4.6 6.6 | 273 18 17.6 -1.0 46 88 17374 100 11 -10.8 1.9 | 339 6 2.2 -5.6 47 85 17569 105 14 -13.5 3.6 | 7 4 -0.5 -3.9 48 79 17983 105 14 -13.5 3.6 | 7 4 -0.5 -3.9 49 75 18288 30 12 -6.0 -10.4 | 339 19 7.0 -17.9 50 70 18660 295 14 12.7 -5.9 | 298 29 25.7 -13.4 51 67 18898 295 11 10.0 -4.6 | 298 26 23.0 -12.2 52 61 19507 325 21 12.0 -17.2 | 315 35 25.1 -24.7 53 58 19812 300 17 14.7 -8.5 | 300 32 27.7 -16.0 54 55 20117 225 16 11.3 11.3 | 261 25 24.3 3.8 55 50 20660 245 21 19.0 8.9 | 268 32 32.1 1.4 56 49 20726 225 25 17.7 17.7 | 252 32 30.7 10.2 57 44 21336 260 26 25.6 4.5 | 274 39 38.6 -3.0 58 36 22250 255 20 19.3 5.2 | 274 32 32.3 -2.3 Wind Parameters Mean winds (0-6000m): 90.0 at 20.0 knts Storm direction: 120.0 at 15.0 knts Shear (0-3000m) pos: 3.9 neg: 1.9 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 60.4 deg Storm rel helicity (0-3000m) pos: 117.0 neg: -34.6 tot: 82.5 m^2/s^2 ave: 27.5 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 3.1 10^-3/s Energy-Hel index: 0.46 Bulk Rich Number: 18.59 Bulk Shear: 37.24 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 33 12 339 19| 10.2 0.0 10.2| 59.8 -13.9 45.9 91.7 0.61| 15.9 9.7 1000 57 15 360 16| 8.6 0.0 8.6| 90.1 -13.9 76.1 76.1 0.67| 13.0 8.6 1500 72 17 13 13| 7.8 0.0 7.8|107.1 -13.9 93.2 62.1 0.69| 12.0 8.4 2000 81 18 23 11| 5.8 1.4 7.2|107.1 -22.4 84.7 42.3 0.49| 10.4 5.1 2500 83 18 26 11| 4.7 1.6 6.3|107.1 -27.3 79.8 31.9 0.42| 8.9 3.7 3000 82 18 26 11| 3.9 1.9 5.8|117.0 -34.6 82.5 27.5 0.37| 8.5 3.1 4000 83 19 32 12| 3.6 1.4 5.0|137.3 -34.6 102.7 25.7 0.43| 7.1 3.0 5000 86 20 37 11| 3.0 1.5 4.5|145.7 -39.5 106.2 21.2 0.34| 7.0 2.4 6000 90 20 43 10| 3.2 1.2 4.4|174.4 -42.8 131.7 21.9 0.40| 7.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250418.12.gif