UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for SBRB... Searching the city database file for: SBRB ... Date:0000Z 18 APR 25 Station: SBRB WMO ident: 82917 Latitude: -10.00 Longitude: -67.80 Elevation: 143.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 90 SFC 988 143 23.8 22.6 93 1.2 22.9 20 4 298.0 301.2 296.5 349.5 17.74 2 983 192 23.4 22.1 92 1.3 22.5 15 6 298.0 301.1 296.3 348.2 17.28 3 962 400 26.2 19.2 65 7.0 21.3 0 12 302.7 305.4 295.8 346.2 14.71 4 925 777 25.0 18.0 65 7.0 20.1 5 11 304.9 307.5 296.0 347.2 14.18 5 850 1514 20.2 15.2 73 5.0 16.8 5 2 307.3 309.7 295.8 346.2 12.89 6 700 3166 10.2 8.6 90 1.6 9.2 105 4 313.8 315.7 295.5 345.0 10.08 7 696 3214 9.8 8.5 92 1.3 9.0 102 5 313.9 315.8 295.6 345.1 10.07 8 592 4545 4.2 1.4 82 2.8 2.6 74 8 322.2 323.6 295.6 345.4 7.18 9 511 5728 -2.9 -6.4 77 3.5 -4.6 82 15 327.5 328.4 295.0 343.0 4.64 10 500 5900 -4.1 -7.2 79 3.1 -5.6 85 17 328.0 328.9 295.0 343.0 4.46 11 476 6287 -7.1 -7.8 95 0.7 -7.4 84 16 329.0 329.9 295.3 344.0 4.47 12 459 6571 -8.5 -11.8 77 3.3 -9.9 82 17 330.7 331.3 294.8 342.2 3.38 13 445 6811 -10.1 -11.4 90 1.3 -10.6 81 18 331.6 332.3 295.3 343.9 3.60 14 436 6969 -10.1 -18.1 52 8.0 -13.0 80 19 333.5 334.0 294.6 341.0 2.11 15 424 7184 -11.5 -21.5 43 10.0 -14.7 85 18 334.4 334.8 294.4 340.2 1.62 16 419 7275 -12.1 -22.1 43 10.0 -15.3 88 18 334.8 335.1 294.4 340.4 1.55 17 413 7386 -12.7 -14.9 84 2.2 -13.6 92 18 335.4 336.0 295.7 345.6 2.91 18 402 7592 -13.9 -15.3 89 1.4 -14.5 99 17 336.4 337.0 295.9 346.6 2.90 19 400 7630 -14.3 -15.9 88 1.6 -14.9 100 17 336.4 337.0 295.8 346.1 2.77 20 371 8196 -17.1 -25.1 50 8.0 -19.4 96 13 340.0 340.3 295.5 345.0 1.34 21 345 8735 -21.7 -28.7 53 7.0 -23.4 91 12 340.9 341.1 295.4 344.8 1.04 22 336 8929 -22.5 -33.5 36 11.0 -24.7 92 12 342.4 342.5 295.5 345.0 0.67 23 332 9017 -23.3 -30.3 53 7.0 -24.8 95 11 342.5 342.7 295.7 346.0 0.93 24 310 9514 -26.5 -40.5 25 14.0 -28.6 81 10 344.8 344.9 295.8 346.2 0.36 25 300 9750 -28.1 -31.5 73 3.4 -28.8 85 12 345.8 346.0 296.5 349.3 0.92 26 299 9774 -28.3 -31.9 71 3.6 -29.0 86 12 345.8 346.0 296.4 349.2 0.88 27 282 10191 -31.9 -33.7 84 1.8 -32.2 95 11 346.5 346.7 296.5 349.5 0.79 28 254 10921 -37.9 -42.9 59 5.0 -38.4 112 9 348.1 348.2 296.5 349.5 0.34 29 250 11030 -38.7 -48.7 34 10.0 -39.5 115 9 348.5 348.6 296.5 349.3 0.18 30 246 11141 -39.7 -57.7 13 18.0 -40.7 114 9 348.6 348.7 296.4 348.9 0.06 31 230 11597 -43.9 -61.9 12 18.0 -44.6 108 7 349.0 349.0 296.4 349.2 0.04 32 218 11954 -46.9 -51.8 57 4.9 -47.1 103 6 349.8 349.8 296.7 350.4 0.15 33 215 12046 -47.7 -51.1 68 3.4 -47.9 101 6 349.9 350.0 296.8 350.6 0.16 34 200 12520 -51.3 -56.3 55 5.0 -51.5 95 4 351.5 351.6 297.0 351.9 0.09 35 171 13517 -59.7 -65.7 45 6.0 -59.8 111 2 353.7 353.7 297.4 353.9 0.03 36 150 14320 -67.1 -71.9 51 4.8 -67.1 225 6 354.5 354.5 297.6 354.6 0.02 37 134 14991 -73.5 -78.0 50 4.5 -73.5 178 9 354.7 354.7 297.7 354.8 0.01 38 113 15973 -79.5 -85.5 36 6.0 -79.5 117 11 361.3 361.3 299.0 361.3 0.00 39 101 16605 -82.9 -87.7 43 4.8 -82.9 71 7 366.5 366.5 299.9 366.5 0.00 40 100 16660 -83.3 -87.9 44 4.6 -83.3 65 7 366.8 366.8 300.0 366.8 0.00 41 98 16772 -83.9 -88.4 45 4.5 -83.9 70 12 367.7 367.7 300.2 367.8 0.00 42 87 17440 -78.5 -86.5 26 8.0 -78.5 88 21 391.3 391.3 304.0 391.3 0.00 43 80 17914 -80.9 -87.9 30 7.0 -80.9 111 22 395.9 395.9 304.6 395.9 0.00 44 70 18670 -78.3 -89.3 15 11.0 -78.3 325 15 416.9 416.9 307.3 416.9 0.00 45 67 18923 -73.7 -87.7 10 14.0 -73.7 345 22 432.1 432.1 309.0 432.1 0.00 46 64 19189 -75.3 -89.3 9 14.0 -75.3 319 13 434.3 434.3 309.3 434.3 0.00 TRP 98 16772 -83.9 -88.4 45 4.5 -83.9 70 12 367.7 367.7 300.2 367.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 544.08 mb = 5244.71 m = 17206.83 ft Wetbulb zero: 562.80 mb = 4951.65 m = 16245.36 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 79.74 % Est. max temperature: 33.58 C = 92.44 F Sfc-Lift cond lev (LCL): 971.24 mb = 307.55 m = 1008.99 ft T: 24.96 C 700-500 lapse rate: 5.23 C/km ThetaE index: 3.30 C Layer 983.0- 925.0 mb Conv cond level (CCL): 782.03 mb = 2223.12 m = 7293.62 ft Mean mixing ratio: 14.68 g/kg Conv temperature: 35.89 C = 96.61 F Cap Strength: 3.40 C Lifted Index: -0.08 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.88 C Lifted Index @700 mb: 0.42 C Showalter Index: 0.27 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 19.30 C K Index: 37.90 Risk: > 80 % chance of thunderstorms Sweat Index: 203.40 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.91 J/kg Max Up Vert Vel: 10.19 m/s Conv Inhibition (B-): 217.43 J/kg Cap Strength: 3.40 C Lift Cond Lev (LCL): 859.16 mb = 1420.62 m = 4660.77 ft Lev Free Conv (LFC): 504.16 mb = 5834.49 m = 19141.81 ft Equ Level (EL): 434.16 mb = 7001.69 m = 22971.13 ft B at Equ Level: 51.91 J/kg Max Parcel Lev (MPL): 324.16 mb = 9190.27 m = 30151.44 ft Wind level data Storm motion: 86 at 6 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 ---------------------------------------------------------- 0 988 143 20 4 -1.4 -3.8 | 305 6 4.7 -3.3 1 972 305 5 12 -1.0 -12.0 | 336 13 5.0 -11.5 2 941 610 350 13 2.3 -12.8 | 326 15 8.3 -12.3 3 925 777 5 11 -1.0 -11.0 | 334 12 5.1 -10.5 4 911 914 350 10 1.7 -9.8 | 320 12 7.8 -9.4 5 850 1514 5 2 -0.2 -2.0 | 285 6 5.9 -1.5 6 790 2134 360 3 -0.0 -3.0 | 293 7 6.1 -2.5 7 762 2438 330 5 2.5 -4.3 | 294 9 8.6 -3.9 8 700 3166 105 4 -3.9 1.0 | 236 3 2.2 1.5 9 659 3658 75 11 -10.6 -2.8 | 62 5 -4.5 -2.4 10 611 4267 70 7 -6.6 -2.4 | 14 2 -0.5 -1.9 11 546 5182 85 10 -10.0 -0.9 | 84 4 -3.9 -0.4 12 526 5486 70 13 -12.2 -4.4 | 57 7 -6.1 -4.0 13 507 5791 85 16 -15.9 -1.4 | 85 10 -9.8 -0.9 14 500 5900 85 17 -16.9 -1.5 | 85 11 -10.8 -1.0 15 488 6096 85 15 -14.9 -1.3 | 84 9 -8.9 -0.9 16 433 7010 80 19 -18.7 -3.3 | 77 13 -12.6 -2.8 17 400 7630 100 17 -16.7 3.0 | 108 11 -10.6 3.4 18 384 7925 105 18 -17.4 4.7 | 114 12 -11.3 5.1 19 369 8230 95 12 -12.0 1.0 | 104 6 -5.9 1.5 20 339 8839 90 12 -12.0 0.0 | 94 6 -5.9 0.5 21 326 9144 100 11 -10.8 1.9 | 116 5 -4.7 2.4 22 313 9449 80 10 -9.8 -1.7 | 71 4 -3.8 -1.3 23 300 9750 85 12 -12.0 -1.0 | 84 6 -5.9 -0.6 24 250 11030 115 9 -8.2 3.8 | 154 5 -2.1 4.3 25 200 12520 95 4 -4.0 0.3 | 249 2 2.1 0.8 26 165 13716 115 1 -0.9 0.4 | 260 5 5.2 0.9 27 150 14320 225 6 4.2 4.2 | 246 11 10.3 4.7 28 115 15850 115 12 -10.9 5.1 | 139 7 -4.8 5.5 29 109 16154 120 10 -8.7 5.0 | 155 6 -2.6 5.5 30 100 16660 65 7 -6.3 -3.0 | 6 3 -0.3 -2.5 31 98 16764 65 7 -6.3 -3.0 | 6 3 -0.3 -2.5 32 98 16772 70 12 -11.3 -4.1 | 55 6 -5.2 -3.7 33 88 17374 80 18 -17.7 -3.1 | 77 12 -11.6 -2.7 34 83 17678 115 29 -26.3 12.3 | 122 24 -20.2 12.7 35 75 18288 105 11 -10.6 2.8 | 126 6 -4.5 3.3 36 71 18593 355 16 1.4 -15.9 | 334 17 7.5 -15.5 37 70 18670 325 15 8.6 -12.3 | 309 19 14.7 -11.8 38 67 18898 345 22 5.7 -21.3 | 330 24 11.8 -20.8 39 63 19202 310 10 7.7 -6.4 | 293 15 13.8 -6.0 40 59 19507 0 0 -0.0 -0.0 | 266 6 6.1 0.5 41 53 20117 300 11 9.5 -5.5 | 288 16 15.6 -5.0 42 44 21031 240 13 11.3 6.5 | 248 19 17.4 7.0 Wind Parameters Mean winds (0-6000m): 55.8 at 8.1 knts Storm direction: 85.8 at 6.1 knts Shear (0-3000m) pos: 2.6 neg: 1.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -64.4 deg Storm rel helicity (0-3000m) pos: 19.1 neg: -26.7 tot: -7.6 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 6.5 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.42 Bulk Shear: 11.74 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 ------------------------------------------------------------------------------- 500 359 11 330 12| 0.0 9.5 9.5| 8.2 -6.3 1.9 3.7 0.22| 11.3 2.5 1000 358 10 327 12| 2.9 4.7 7.7| 12.1 -17.5 -5.3 -5.3 -0.01| 9.6 -0.1 1500 357 8 320 10| 3.6 3.2 6.7| 12.4 -24.5 -12.1 -8.1 -0.15| 8.2 -1.2 2000 358 7 314 9| 2.7 2.6 5.3| 13.6 -24.5 -10.9 -5.4 -0.12| 6.4 -0.7 2500 356 6 311 9| 1.9 2.1 3.9| 18.3 -24.8 -6.5 -2.6 -0.03| 6.3 -0.2 3000 358 6 311 8| 2.6 1.7 4.3| 19.1 -26.7 -7.6 -2.5 -0.09| 6.5 -0.6 4000 25 7 329 6| 2.0 1.7 3.6| 19.1 -31.2 -12.1 -3.0 -0.22| 6.3 -1.4 5000 41 7 342 5| 1.8 1.3 3.1| 21.1 -31.5 -10.5 -2.1 -0.16| 5.5 -0.9 6000 56 8 9 4| 1.7 1.3 3.0| 29.6 -34.6 -5.0 -0.8 -0.11| 5.4 -0.6 Wrote GIF file: /home/apache/climate/data/raob//SBRB/skewt/SBRB.skewt.20250418.00.gif