UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 25 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 1008 14 27.8 24.0 80 3.8 25.0 60 2 300.3 303.7 297.9 355.9 18.96 1 1000 84 27.4 23.8 81 3.6 24.7 60 10 300.5 304.0 297.9 356.1 18.88 2 925 771 22.4 20.7 90 1.7 21.2 55 20 302.2 305.3 297.1 352.0 16.84 3 895 1059 20.2 20.2 100 0.0 20.2 60 19 302.8 305.9 297.3 352.8 16.88 4 867 1334 18.6 18.3 98 0.3 18.4 69 18 303.9 306.8 296.6 349.8 15.45 5 850 1505 17.8 17.4 98 0.4 17.5 75 17 304.8 307.6 296.4 349.2 14.87 6 706 3079 12.0 6.0 67 6.0 8.3 89 23 315.0 316.6 294.6 341.1 8.34 7 700 3150 11.2 7.4 77 3.8 8.8 85 24 314.9 316.7 295.3 343.8 9.27 8 681 3380 9.8 8.3 90 1.5 8.9 79 22 315.8 317.8 296.1 347.5 10.15 9 667 3553 10.0 -1.0 46 11.0 4.1 75 21 317.9 319.0 293.0 335.0 5.34 10 500 5890 -4.5 -7.7 78 3.2 -6.0 75 22 327.6 328.4 294.8 341.9 4.29 11 486 6112 -6.1 -8.7 82 2.6 -7.3 75 21 328.3 329.1 294.8 342.0 4.08 12 445 6797 -9.3 -19.3 44 10.0 -12.8 76 23 332.6 333.0 294.1 339.2 1.87 13 417 7294 -13.3 -15.3 85 2.0 -14.0 91 27 333.7 334.3 295.1 343.4 2.79 14 406 7497 -14.3 -17.2 79 2.9 -15.3 97 29 335.0 335.5 295.2 343.6 2.45 15 400 7610 -14.5 -26.5 35 12.0 -17.7 100 30 336.1 336.4 294.4 340.2 1.10 16 394 7725 -15.5 -20.3 67 4.8 -17.1 100 30 336.3 336.7 295.1 343.2 1.93 17 380 7998 -17.1 -20.7 74 3.6 -18.3 100 30 337.7 338.1 295.4 344.6 1.94 18 350 8614 -20.5 -25.5 64 5.0 -21.8 99 30 341.1 341.4 295.8 346.2 1.37 19 339 8850 -22.5 -25.6 76 3.1 -23.3 98 30 341.5 341.8 295.9 346.7 1.40 20 319 9296 -25.9 -32.9 52 7.0 -27.2 97 31 342.8 343.0 295.7 345.7 0.75 21 317 9341 -26.1 -39.1 28 13.0 -28.1 96 31 343.1 343.2 295.4 344.8 0.41 22 314 9410 -26.3 -33.3 52 7.0 -27.6 96 31 343.8 344.0 295.9 346.6 0.73 23 309 9527 -27.3 -33.3 57 6.0 -28.4 96 31 344.0 344.1 295.9 346.9 0.75 24 307 9574 -27.5 -39.5 31 12.0 -29.3 96 31 344.3 344.4 295.7 345.9 0.40 25 305 9621 -27.9 -32.0 68 4.1 -28.7 95 31 344.4 344.6 296.1 347.7 0.86 26 303 9668 -28.1 -41.1 28 13.0 -29.9 95 31 344.8 344.9 295.8 346.2 0.35 27 300 9740 -28.5 -43.5 22 15.0 -30.4 95 31 345.2 345.3 295.8 346.3 0.27 28 296 9835 -29.3 -46.3 18 17.0 -31.3 95 31 345.4 345.5 295.8 346.2 0.20 29 285 10103 -31.7 -40.7 41 9.0 -32.9 95 31 345.7 345.8 296.0 347.3 0.38 30 279 10252 -32.9 -48.9 19 16.0 -34.4 95 32 346.1 346.1 295.9 346.8 0.16 31 256 10848 -37.7 -40.8 73 3.1 -38.1 92 29 347.6 347.7 296.5 349.3 0.42 32 250 11010 -39.1 -42.1 73 3.0 -39.4 100 24 347.9 348.0 296.5 349.5 0.38 33 235 11432 -42.7 -44.4 83 1.7 -42.8 101 22 348.7 348.8 296.6 350.0 0.31 34 225 11724 -45.3 -47.2 81 1.9 -45.4 94 22 349.1 349.1 296.7 350.1 0.24 35 204 12371 -50.5 -64.5 18 14.0 -50.9 62 15 350.8 350.8 296.8 350.9 0.03 36 200 12500 -51.7 -64.7 20 13.0 -52.0 40 12 350.9 350.9 296.8 351.0 0.03 37 198 12565 -52.1 -64.1 22 12.0 -52.4 40 12 351.3 351.3 297.0 351.4 0.03 38 191 12797 -54.3 -57.7 66 3.4 -54.4 40 12 351.4 351.4 297.0 351.7 0.08 39 186 12966 -55.9 -59.6 63 3.7 -56.0 50 11 351.5 351.5 297.0 351.8 0.07 40 166 13680 -61.5 -64.3 69 2.8 -61.6 5 11 353.7 353.7 297.5 353.9 0.04 41 150 14300 -66.9 -70.2 63 3.3 -67.0 285 4 354.8 354.8 297.7 354.9 0.02 42 144 14546 -68.7 -72.9 55 4.2 -68.7 299 3 355.9 355.9 297.9 355.9 0.01 43 139 14757 -69.3 -79.3 22 10.0 -69.4 277 6 358.4 358.4 298.4 358.5 0.01 44 101 16604 -82.1 -87.1 42 5.0 -82.1 287 14 368.1 368.1 300.2 368.1 0.00 45 100 16660 -82.3 -87.3 42 5.0 -82.3 290 11 368.7 368.7 300.4 368.7 0.00 46 99 16716 -82.5 -88.5 35 6.0 -82.5 275 8 369.4 369.4 300.5 369.4 0.00 47 90 17253 -79.7 -87.7 25 8.0 -79.7 54 19 385.2 385.2 303.1 385.2 0.00 48 77 18131 -82.1 -89.1 29 7.0 -82.1 352 4 397.8 397.8 304.9 397.8 0.00 49 72 18509 -80.3 -90.3 17 10.0 -80.3 236 2 409.3 409.3 306.4 409.3 0.00 50 70 18670 -75.7 -88.7 11 13.0 -75.7 165 2 422.4 422.4 308.0 422.4 0.00 51 61 19476 -72.5 -89.5 6 17.0 -72.6 324 24 446.5 446.5 310.5 446.5 0.00 52 60 19574 -72.9 -89.9 6 17.0 -73.0 322 23 447.7 447.7 310.6 447.7 0.00 53 55 20094 -66.9 -89.9 3 23.0 -67.1 293 20 472.8 472.8 312.8 472.8 0.00 54 50 20670 -68.3 -90.3 3 22.0 -68.5 270 31 482.5 482.5 313.7 482.5 0.00 55 45 21300 -68.7 -90.7 3 22.0 -68.9 268 32 496.3 496.3 314.7 496.3 0.00 56 37 22485 -63.5 -90.5 1 27.0 -64.0 262 22 538.3 538.3 317.4 538.3 0.00 57 33 23185 -64.5 -91.5 1 27.0 -65.0 227 18 553.5 553.5 318.3 553.5 0.00 58 30 23780 -54.9 -88.9 1 34.0 -56.5 300 6 595.0 595.0 320.4 595.0 0.00 59 29 23997 -54.9 -88.9 1 34.0 -56.6 274 8 600.8 600.8 320.6 600.8 0.00 60 22 25759 -55.7 -88.7 1 33.0 -57.6 86 35 647.8 647.8 322.6 647.8 0.01 TRP 99 16716 -82.5 -88.5 35 6.0 -82.5 275 8 369.4 369.4 300.5 369.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5806.00 m Freezing level: 551.83 mb = 5164.58 m = 16943.96 ft Wetbulb zero: 599.68 mb = 4415.53 m = 14486.47 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 75.66 % Est. max temperature: 31.92 C = 89.45 F Sfc-Lift cond lev (LCL): 954.40 mb = 495.30 m = 1624.97 ft T: 24.41 C 700-500 lapse rate: 5.73 C/km ThetaE index: 11.71 C Layer 867.0- 700.0 mb Conv cond level (CCL): 909.88 mb = 914.77 m = 3001.19 ft Mean mixing ratio: 17.76 g/kg Conv temperature: 30.05 C = 86.09 F Cap Strength: 0.74 C Lifted Index: -2.91 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.21 C Lifted Index @700 mb: -0.42 C Showalter Index: -1.24 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 21.90 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 264.80 Risk: None Energy Index: -1.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 896.46 J/kg Max Up Vert Vel: 42.34 m/s Conv Inhibition (B-): 2.80 J/kg Cap Strength: 0.74 C Lift Cond Lev (LCL): 923.80 mb = 782.32 m = 2566.65 ft Lev Free Conv (LFC): 898.80 mb = 1021.70 m = 3352.00 ft Equ Level (EL): 658.80 mb = 3652.87 m = 11984.34 ft B at Equ Level: 44.90 J/kg Max Parcel Lev (MPL): 88.80 mb = 17328.13 m = 56850.14 ft Wind level data Storm motion: 106 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 1008 14 60 2 -1.7 -1.0 | 292 13 12.1 -5.0 1 1000 84 60 10 -8.7 -5.0 | 330 10 5.2 -9.0 2 975 305 60 20 -17.3 -10.0 | 14 14 -3.4 -14.0 3 942 610 50 19 -14.6 -12.2 | 2 16 -0.7 -16.2 4 925 771 55 20 -16.4 -11.5 | 9 16 -2.5 -15.4 5 910 914 55 20 -16.4 -11.5 | 9 16 -2.5 -15.4 6 850 1505 75 17 -16.4 -4.4 | 17 9 -2.5 -8.4 7 818 1829 90 15 -15.0 0.0 | 16 4 -1.1 -4.0 8 789 2134 85 19 -18.9 -1.7 | 42 8 -5.1 -5.6 9 761 2438 90 20 -20.0 0.0 | 57 7 -6.1 -4.0 10 708 3048 90 22 -22.0 0.0 | 64 9 -8.1 -4.0 11 700 3150 85 24 -23.9 -2.1 | 59 12 -10.0 -6.1 12 634 3962 65 17 -15.4 -7.2 | 8 11 -1.5 -11.1 13 610 4267 75 20 -19.3 -5.2 | 31 11 -5.4 -9.1 14 588 4572 90 20 -20.0 0.0 | 57 7 -6.1 -4.0 15 545 5182 70 20 -18.8 -6.8 | 24 12 -4.9 -10.8 16 506 5791 80 19 -18.7 -3.3 | 34 9 -4.8 -7.3 17 500 5890 75 22 -21.3 -5.7 | 37 12 -7.4 -9.7 18 487 6096 75 21 -20.3 -5.4 | 34 11 -6.4 -9.4 19 468 6401 65 20 -18.1 -8.5 | 19 13 -4.3 -12.4 20 400 7610 100 30 -29.5 5.2 | 95 16 -15.7 1.2 21 383 7925 100 30 -29.5 5.2 | 95 16 -15.7 1.2 22 368 8230 100 30 -29.5 5.2 | 95 16 -15.7 1.2 23 300 9740 95 31 -30.9 2.7 | 86 17 -17.0 -1.3 24 263 10668 95 32 -31.9 2.8 | 86 18 -18.0 -1.2 25 251 10973 90 27 -27.0 0.0 | 73 14 -13.1 -4.0 26 250 11010 100 24 -23.6 4.2 | 91 10 -9.8 0.2 27 240 11278 105 22 -21.3 5.7 | 103 8 -7.4 1.7 28 219 11887 90 22 -22.0 0.0 | 64 9 -8.1 -4.0 29 200 12497 55 13 -10.6 -7.5 | 344 12 3.2 -11.4 30 200 12500 40 12 -7.7 -9.2 | 335 15 6.2 -13.2 31 191 12802 40 12 -7.7 -9.2 | 335 15 6.2 -13.2 32 182 13106 60 11 -9.5 -5.5 | 335 10 4.3 -9.5 33 165 13716 360 11 -0.0 -11.0 | 317 20 13.9 -15.0 34 157 14021 345 11 2.8 -10.6 | 311 22 16.7 -14.6 35 150 14300 285 4 3.9 -1.0 | 286 18 17.7 -5.0 36 142 14630 305 3 2.5 -1.7 | 289 17 16.3 -5.7 37 134 14935 230 12 9.2 7.7 | 261 23 23.1 3.7 38 115 15850 240 15 13.0 7.5 | 263 27 26.9 3.5 39 104 16459 280 22 21.7 -3.8 | 282 36 35.5 -7.8 40 100 16660 290 11 10.3 -3.8 | 288 25 24.2 -7.7 41 99 16716 275 8 8.0 -0.7 | 282 22 21.8 -4.7 42 98 16764 290 11 10.3 -3.8 | 288 25 24.2 -7.7 43 93 17069 45 14 -9.9 -9.9 | 344 14 4.0 -13.9 44 88 17374 60 22 -19.1 -11.0 | 19 16 -5.2 -15.0 45 83 17678 40 12 -7.7 -9.2 | 335 15 6.2 -13.2 46 75 18288 335 1 0.4 -0.9 | 289 15 14.3 -4.9 47 70 18670 165 2 -0.5 1.9 | 279 14 13.4 -2.0 48 67 18898 200 1 0.3 0.9 | 282 15 14.2 -3.0 49 64 19202 305 10 8.2 -5.7 | 294 24 22.1 -9.7 50 61 19507 325 25 14.3 -20.5 | 311 37 28.2 -24.4 51 58 19812 315 16 11.3 -11.3 | 301 29 25.2 -15.3 52 52 20422 270 24 24.0 -0.0 | 276 38 37.9 -4.0 53 50 20670 270 31 31.0 -0.0 | 275 45 44.9 -4.0 54 50 20726 265 34 33.9 3.0 | 271 48 47.7 -1.0 55 43 21641 270 31 31.0 -0.0 | 275 45 44.9 -4.0 56 39 22250 250 26 24.4 8.9 | 263 39 38.3 4.9 57 37 22555 265 21 20.9 1.8 | 274 35 34.8 -2.1 58 33 23165 225 18 12.7 12.7 | 252 28 26.6 8.8 59 30 23774 255 19 18.4 4.9 | 268 32 32.2 1.0 60 30 23780 300 6 5.2 -3.0 | 290 20 19.1 -7.0 61 28 24079 245 11 10.0 4.6 | 268 24 23.8 0.7 62 26 24384 70 10 -9.4 -3.4 | 329 9 4.5 -7.4 63 23 24994 85 34 -33.9 -3.0 | 71 21 -20.0 -6.9 64 19 25603 90 38 -38.0 0.0 | 81 24 -24.1 -4.0 65 18 25908 70 38 -35.7 -13.0 | 52 28 -21.8 -17.0 66 17 26213 80 38 -37.4 -6.6 | 66 26 -23.5 -10.6 Wind Parameters Mean winds (0-6000m): 76.0 at 19.2 knts Storm direction: 106.0 at 14.4 knts Shear (0-3000m) pos: 2.1 neg: 3.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 131.4 deg Storm rel helicity (0-3000m) pos: 72.3 neg: -12.0 tot: 60.3 m^2/s^2 ave: 20.1 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.9 10^-3/s Energy-Hel index: 0.37 Bulk Rich Number: 164.12 Bulk Shear: 5.46 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 58 16 357 12| 0.0 17.8 17.8| 49.2 -8.0 41.1 82.3 0.72| 21.2 15.2 1000 56 18 3 14| 0.9 8.9 9.8| 58.6 -11.8 46.9 46.9 0.65| 12.8 8.3 1500 59 18 6 13| 2.5 5.9 8.5| 62.7 -11.8 50.9 33.9 0.57| 10.6 6.0 2000 65 17 10 11| 2.8 4.5 7.2| 65.2 -12.0 53.2 26.6 0.51| 9.7 4.9 2500 70 18 16 10| 2.6 3.6 6.1| 70.5 -12.0 58.6 23.4 0.53| 8.5 4.5 3000 74 18 23 10| 2.1 3.2 5.3| 72.3 -12.0 60.3 20.1 0.53| 7.4 3.9 4000 75 19 27 10| 1.6 2.6 4.2| 72.7 -41.9 30.9 7.7 0.23| 7.1 1.6 5000 76 19 29 10| 2.0 2.4 4.4| 91.7 -50.1 41.6 8.3 0.24| 7.0 1.7 6000 76 19 29 10| 1.7 2.1 3.8| 97.6 -54.8 42.7 7.1 0.22| 6.5 1.5 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250425.00.gif