UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 23 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 14 27.6 24.3 82 3.3 25.2 360 2 299.8 303.3 298.0 356.3 19.25 1 1000 110 25.6 23.4 88 2.2 24.0 10 6 298.8 302.1 297.1 352.5 18.41 2 979 297 23.8 23.2 96 0.6 23.4 15 12 298.8 302.1 297.3 353.0 18.59 3 925 793 21.4 20.2 93 1.2 20.6 45 16 301.2 304.2 296.4 349.2 16.32 4 850 1525 17.8 16.3 91 1.5 16.8 50 14 304.8 307.4 295.8 346.1 13.85 5 700 3165 9.6 5.6 76 4.0 7.2 60 17 313.1 314.7 294.0 338.5 8.18 6 682 3381 8.4 5.7 83 2.7 6.8 66 16 314.1 315.7 294.4 340.5 8.46 7 677 3442 8.4 2.4 66 6.0 5.0 67 16 314.8 316.1 293.3 336.0 6.74 8 616 4217 3.6 0.9 82 2.7 2.1 88 13 317.9 319.2 294.1 339.0 6.65 9 606 4350 3.0 1.1 87 1.9 2.0 92 13 318.7 320.0 294.4 340.5 6.86 10 575 4775 0.8 -1.2 86 2.0 -0.3 106 15 320.9 322.1 294.5 340.6 6.11 11 562 4959 0.2 -6.8 59 7.0 -3.1 103 15 322.3 323.1 293.3 335.8 4.09 12 557 5031 -0.3 -3.2 81 2.9 -1.8 96 15 322.6 323.6 294.4 340.3 5.43 13 553 5089 -0.3 -8.3 55 8.0 -4.0 91 14 323.2 324.0 293.2 335.5 3.70 14 531 5413 -2.3 -5.7 77 3.4 -4.0 80 17 324.6 325.5 294.4 340.2 4.71 15 526 5488 -2.5 -13.5 43 11.0 -7.0 80 18 325.2 325.7 292.8 333.9 2.56 16 518 5610 -2.9 -9.9 58 7.0 -6.0 80 20 326.2 326.9 293.8 337.9 3.48 17 500 5890 -5.1 -9.9 69 4.8 -7.2 80 24 326.8 327.5 294.0 338.9 3.61 18 481 6193 -6.7 -9.3 82 2.6 -7.9 85 24 328.5 329.3 294.7 341.8 3.93 19 452 6675 -9.9 -13.2 77 3.3 -11.2 85 24 330.4 331.0 294.5 340.9 3.06 20 440 6882 -9.9 -20.9 40 11.0 -13.5 74 22 332.9 333.3 294.0 338.8 1.64 21 429 7077 -11.3 -18.3 56 7.0 -13.7 66 20 333.6 334.0 294.6 341.0 2.11 22 425 7149 -11.3 -27.3 25 16.0 -15.7 67 21 334.5 334.6 293.8 338.0 0.96 23 419 7258 -12.5 -18.5 61 6.0 -14.6 69 22 334.3 334.7 294.7 341.8 2.12 24 403 7553 -14.5 -20.5 60 6.0 -16.4 74 24 335.4 335.8 294.8 342.1 1.86 25 400 7610 -14.5 -20.5 60 6.0 -16.4 75 24 336.1 336.5 295.0 342.8 1.87 26 393 7744 -15.1 -38.1 12 23.0 -19.6 79 24 337.1 337.1 293.9 338.5 0.36 27 369 8217 -18.9 -27.9 45 9.0 -21.1 94 26 338.1 338.4 294.8 342.0 1.04 28 363 8339 -19.7 -22.4 79 2.7 -20.5 94 26 338.7 339.0 295.5 345.0 1.75 29 334 8954 -22.9 -31.9 44 9.0 -24.8 91 23 342.4 342.6 295.6 345.5 0.79 30 309 9519 -28.3 -31.3 75 3.0 -28.9 99 26 342.6 342.8 295.7 346.0 0.91 31 300 9730 -29.9 -33.1 74 3.2 -30.4 105 28 343.2 343.4 295.8 346.2 0.78 32 253 10919 -39.3 -46.3 47 7.0 -39.9 97 23 346.5 346.5 296.1 347.4 0.24 33 250 11000 -39.9 -45.9 53 6.0 -40.4 95 20 346.7 346.8 296.1 347.8 0.25 34 244 11165 -41.5 -45.9 62 4.4 -41.9 97 20 346.8 346.8 296.1 347.8 0.26 35 208 12226 -50.5 -55.5 55 5.0 -50.7 110 22 348.9 348.9 296.5 349.3 0.10 36 200 12480 -52.3 -59.3 43 7.0 -52.5 110 27 349.9 350.0 296.7 350.2 0.06 37 192 12744 -54.1 -65.1 25 11.0 -54.4 104 27 351.2 351.2 296.9 351.3 0.03 38 187 12913 -55.7 -62.7 41 7.0 -55.9 100 26 351.2 351.3 297.0 351.4 0.04 39 180 13156 -56.5 -70.5 16 14.0 -56.7 93 26 353.8 353.8 297.4 353.9 0.02 40 150 14290 -66.5 -73.5 37 7.0 -66.5 55 14 355.5 355.5 297.8 355.6 0.01 41 135 14916 -71.9 -76.9 47 5.0 -71.9 33 11 356.8 356.8 298.1 356.9 0.01 42 100 16640 -80.5 -87.5 30 7.0 -80.5 170 10 372.2 372.2 300.9 372.2 0.00 43 97 16811 -81.5 -89.5 24 8.0 -81.5 110 7 373.5 373.5 301.2 373.5 0.00 44 91 17172 -79.1 -88.1 21 9.0 -79.1 72 12 385.1 385.1 303.1 385.2 0.00 45 84 17624 -81.9 -89.9 24 8.0 -81.9 127 13 388.4 388.4 303.5 388.4 0.00 46 80 17901 -76.9 -87.9 16 11.0 -76.9 129 12 404.1 404.1 305.7 404.1 0.00 47 73 18422 -80.5 -89.5 21 9.0 -80.5 251 17 407.2 407.2 306.2 407.3 0.00 48 70 18660 -78.9 -88.9 18 10.0 -78.9 275 12 415.6 415.6 307.2 415.6 0.00 49 68 18825 -78.9 -89.9 15 11.0 -78.9 297 12 419.0 419.0 307.6 419.1 0.00 50 57 19861 -66.9 -89.9 3 23.0 -67.1 262 21 468.0 468.0 312.5 468.0 0.00 51 51 20539 -63.9 -88.9 2 25.0 -64.3 280 25 490.1 490.1 314.2 490.1 0.00 52 50 20660 -64.1 -89.1 2 25.0 -64.4 265 31 492.4 492.4 314.4 492.4 0.00 53 42 21722 -67.3 -90.3 2 23.0 -67.6 274 30 509.7 509.7 315.6 509.7 0.00 54 34 23005 -65.1 -91.1 2 26.0 -65.5 283 29 547.2 547.2 317.9 547.2 0.00 55 30 23780 -59.3 -88.3 1 29.0 -60.3 305 17 583.0 583.0 319.8 583.0 0.01 56 27 24435 -60.7 -88.7 1 28.0 -61.6 324 15 596.9 596.9 320.5 596.9 0.01 57 25 24919 -54.7 -87.7 1 33.0 -56.6 68 17 627.4 627.4 321.8 627.4 0.01 58 21 26038 -52.3 -85.3 1 33.0 -55.1 69 45 666.7 666.7 323.3 666.8 0.01 59 20 26350 -55.7 -86.7 1 31.0 -57.8 65 46 665.7 665.7 323.3 665.8 0.01 60 19 26677 -55.9 -86.9 1 31.0 -58.0 61 43 674.9 674.9 323.6 675.0 0.01 61 15 28213 -46.7 -83.7 1 37.0 -52.2 83 34 752.7 752.7 326.0 752.9 0.02 TRP 97 16811 -81.5 -89.5 24 8.0 -81.5 110 7 373.5 373.5 301.2 373.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 560.00 mb = 4987.85 m = 16364.13 ft Wetbulb zero: 578.80 mb = 4721.85 m = 15491.43 ft Precipitable water: 2.33 inches Sfc-500 mean rel hum: 80.78 % Est. max temperature: 32.05 C = 89.69 F Sfc-Lift cond lev (LCL): 964.20 mb = 430.08 m = 1411.02 ft T: 23.16 C 700-500 lapse rate: 5.39 C/km ThetaE index: 14.44 C Layer 925.0- 682.0 mb Conv cond level (CCL): 926.27 mb = 781.05 m = 2562.46 ft Mean mixing ratio: 17.61 g/kg Conv temperature: 28.92 C = 84.06 F Cap Strength: 0.45 C Lifted Index: -2.66 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.32 C Lifted Index @700 mb: -1.38 C Showalter Index: -0.73 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 21.40 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 247.60 Risk: None Energy Index: -1.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 793.66 J/kg Max Up Vert Vel: 39.84 m/s Conv Inhibition (B-): 3.94 J/kg Cap Strength: 0.45 C Lift Cond Lev (LCL): 943.57 mb = 619.21 m = 2031.50 ft Lev Free Conv (LFC): 878.57 mb = 1238.80 m = 4064.27 ft Equ Level (EL): 188.57 mb = 12859.45 m = 42189.29 ft B at Equ Level: 787.44 J/kg Max Parcel Lev (MPL): 98.57 mb = 16721.01 m = 54858.29 ft Wind level data Storm motion: 98 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 1011 14 360 2 -0.0 -2.0 | 288 12 11.0 -3.6 1 1000 110 10 6 -1.0 -5.9 | 307 12 10.0 -7.5 2 978 305 15 12 -3.1 -11.6 | 329 15 7.9 -13.2 3 945 610 40 14 -9.0 -10.7 | 351 13 2.0 -12.3 4 925 793 45 16 -11.3 -11.3 | 1 13 -0.3 -12.9 5 912 914 45 16 -11.3 -11.3 | 1 13 -0.3 -12.9 6 850 1524 50 12 -9.2 -7.7 | 349 10 1.8 -9.3 7 850 1525 50 14 -10.7 -9.0 | 359 11 0.3 -10.6 8 791 2134 65 13 -11.8 -5.5 | 6 7 -0.8 -7.1 9 763 2438 70 13 -12.2 -4.4 | 11 6 -1.2 -6.1 10 710 3048 60 17 -14.7 -8.5 | 20 11 -3.7 -10.1 11 700 3165 60 17 -14.7 -8.5 | 20 11 -3.7 -10.1 12 611 4267 90 13 -13.0 0.0 | 51 3 -2.0 -1.6 13 567 4877 110 15 -14.1 5.1 | 139 5 -3.1 3.5 14 546 5182 80 14 -13.8 -2.4 | 35 5 -2.8 -4.1 15 500 5890 80 24 -23.6 -4.2 | 65 14 -12.6 -5.8 16 487 6096 85 24 -23.9 -2.1 | 74 13 -12.9 -3.7 17 450 6706 85 24 -23.9 -2.1 | 74 13 -12.9 -3.7 18 432 7010 65 20 -18.1 -8.5 | 35 12 -7.1 -10.1 19 400 7610 75 24 -23.2 -6.2 | 57 14 -12.2 -7.8 20 368 8230 95 26 -25.9 2.3 | 92 15 -14.9 0.6 21 325 9144 90 22 -22.0 0.0 | 82 11 -11.0 -1.6 22 300 9730 105 28 -27.0 7.2 | 109 17 -16.1 5.6 23 262 10668 105 28 -27.0 7.2 | 109 17 -16.1 5.6 24 251 10973 95 22 -21.9 1.9 | 92 11 -10.9 0.3 25 250 11000 95 20 -19.9 1.7 | 91 9 -8.9 0.1 26 209 12192 110 21 -19.7 7.2 | 122 10 -8.7 5.6 27 200 12480 110 27 -25.4 9.2 | 118 16 -14.4 7.6 28 181 13106 95 26 -25.9 2.3 | 92 15 -14.9 0.6 29 157 14021 50 20 -15.3 -12.9 | 17 15 -4.3 -14.5 30 150 14290 55 14 -11.5 -8.0 | 3 10 -0.5 -9.7 31 141 14630 55 12 -9.8 -6.9 | 352 9 1.2 -8.5 32 127 15240 5 10 -0.9 -10.0 | 319 15 10.1 -11.6 33 121 15545 300 10 8.7 -5.0 | 289 21 19.7 -6.6 34 109 16154 285 11 10.6 -2.8 | 282 22 21.6 -4.5 35 100 16640 170 10 -1.7 9.8 | 228 12 9.3 8.2 36 98 16764 170 12 -2.1 11.8 | 221 14 8.9 10.2 37 97 16811 110 7 -6.6 2.4 | 260 4 4.4 0.8 38 93 17069 75 11 -10.6 -2.8 | 355 4 0.4 -4.5 39 88 17374 65 13 -11.8 -5.5 | 6 7 -0.8 -7.1 40 83 17678 140 13 -8.4 10.0 | 198 9 2.6 8.3 41 79 17983 125 11 -9.0 6.3 | 203 5 2.0 4.7 42 71 18593 300 19 16.5 -9.5 | 292 30 27.4 -11.1 43 70 18660 275 12 12.0 -1.0 | 277 23 22.9 -2.7 44 67 18898 305 12 9.8 -6.9 | 292 22 20.8 -8.5 45 64 19202 270 18 18.0 -0.0 | 273 29 29.0 -1.6 46 61 19507 250 27 25.4 9.2 | 258 37 36.4 7.6 47 58 19812 255 21 20.3 5.4 | 263 32 31.3 3.8 48 55 20117 285 21 20.3 -5.4 | 283 32 31.3 -7.1 49 52 20422 295 18 16.3 -7.6 | 289 29 27.3 -9.2 50 50 20660 265 31 30.9 2.7 | 269 42 41.9 1.1 51 47 21031 265 31 30.9 2.7 | 269 42 41.9 1.1 52 43 21641 270 29 29.0 -0.0 | 272 40 40.0 -1.6 53 39 22250 300 37 32.0 -18.5 | 295 48 43.0 -20.1 54 33 23165 280 28 27.6 -4.9 | 280 39 38.6 -6.5 55 30 23774 305 19 15.6 -10.9 | 295 29 26.6 -12.5 56 30 23780 305 17 13.9 -9.8 | 295 27 24.9 -11.4 57 29 24079 295 17 15.4 -7.2 | 288 28 26.4 -8.8 58 27 24384 310 16 12.3 -10.3 | 297 26 23.2 -11.9 59 26 24689 15 11 -2.8 -10.6 | 326 15 8.1 -12.2 60 25 24994 80 18 -17.7 -3.1 | 55 8 -6.7 -4.7 61 24 25298 110 38 -35.7 13.0 | 115 27 -24.7 11.4 62 20 26213 60 47 -40.7 -23.5 | 50 39 -29.7 -25.1 63 20 26350 65 46 -41.7 -19.4 | 56 37 -30.7 -21.1 64 19 26518 60 44 -38.1 -22.0 | 49 36 -27.1 -23.6 65 16 27127 90 31 -31.0 0.0 | 85 20 -20.0 -1.6 66 14 27737 75 37 -35.7 -9.6 | 66 27 -24.7 -11.2 67 12 28346 100 46 -45.3 8.0 | 101 35 -34.3 6.4 Wind Parameters Mean winds (0-6000m): 68.4 at 14.8 knts Storm direction: 98.4 at 11.1 knts Shear (0-3000m) pos: 2.2 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 91.9 deg Storm rel helicity (0-3000m) pos: 69.3 neg: -6.7 tot: 62.6 m^2/s^2 ave: 20.9 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.3 10^-3/s Energy-Hel index: 0.32 Bulk Rich Number: 47.07 Bulk Shear: 16.86 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 19 10 323 13| 12.1 0.0 12.1| 45.2 0.0 45.2 90.4 0.91| 14.5 13.2 1000 34 12 341 13| 7.2 0.0 7.2| 58.9 -1.0 57.9 57.9 0.87| 9.8 8.5 1500 39 13 346 12| 3.7 0.0 3.7| 58.9 -6.7 52.2 34.8 0.65| 7.7 5.0 2000 43 13 349 11| 3.2 0.0 3.2| 65.5 -6.7 58.8 29.4 0.64| 6.9 4.4 2500 48 13 353 10| 2.7 0.0 2.7| 67.3 -6.7 60.6 24.3 0.63| 6.0 3.7 3000 51 13 357 10| 2.2 0.7 2.9| 69.3 -6.7 62.6 20.9 0.58| 5.7 3.3 4000 56 14 4 9| 1.6 0.5 2.1| 74.6 -6.7 67.9 17.0 0.54| 5.2 2.8 5000 65 14 12 8| 1.4 0.5 1.9| 78.4 -9.5 69.0 13.8 0.47| 5.1 2.4 6000 68 15 21 8| 1.6 0.9 2.5| 91.7 -13.2 78.5 13.1 0.39| 5.5 2.1 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250423.12.gif