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 SBBR... Searching the city database file for: SBBR ... Date:1200Z 18 APR 25 Station: SBBR WMO ident: 83378 Latitude: -15.87 Longitude: -47.93 Elevation: 1061.00 ------------------------------------------------------------------------------- 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 118 1 925 813 SFC 899 1061 23.0 19.2 79 3.8 20.3 350 2 305.3 308.2 297.1 352.5 15.77 3 893 1119 21.2 19.3 89 1.9 19.9 6 2 304.0 307.0 297.0 351.6 15.98 4 875 1296 20.0 18.2 89 1.8 18.8 55 2 304.6 307.4 296.6 349.9 15.20 5 857 1476 20.6 16.6 78 4.0 17.8 105 2 307.0 309.6 296.4 349.2 14.00 6 850 1547 20.2 16.0 77 4.2 17.3 125 2 307.3 309.8 296.3 348.2 13.58 7 760 2505 14.6 8.6 67 6.0 10.9 13 2 311.2 313.0 294.3 339.8 9.27 8 700 3197 10.0 7.7 86 2.3 8.6 350 4 313.6 315.4 295.0 342.9 9.47 9 676 3486 8.0 6.0 87 2.0 6.8 342 6 314.5 316.1 294.7 341.6 8.71 10 606 4381 4.2 -0.2 73 4.4 1.8 315 10 320.1 321.3 294.3 340.1 6.24 11 532 5429 -1.7 -4.8 79 3.1 -3.3 264 8 325.1 326.1 294.7 341.8 5.04 12 500 5920 -5.3 -8.3 79 3.0 -6.7 240 7 326.6 327.4 294.4 340.3 4.09 13 472 6369 -9.1 -10.3 91 1.2 -9.6 257 8 327.3 328.0 294.3 339.8 3.70 14 469 6418 -9.5 -10.9 90 1.4 -10.1 258 8 327.4 328.1 294.1 339.4 3.55 15 461 6551 -8.9 -19.9 41 11.0 -12.6 259 8 329.8 330.1 293.3 335.8 1.71 16 432 7052 -10.5 -39.5 7 29.0 -16.3 223 13 333.9 334.0 293.0 335.0 0.29 17 400 7640 -13.7 -45.7 5 32.0 -19.0 245 25 337.2 337.2 293.8 337.8 0.16 18 372 8188 -18.5 -45.5 7 27.0 -22.5 245 27 337.9 337.9 294.0 338.6 0.18 19 349 8663 -21.5 -44.5 11 23.0 -24.8 242 31 340.1 340.1 294.6 340.9 0.21 20 300 9760 -30.9 -46.9 19 16.0 -32.6 250 24 341.8 341.9 295.0 342.6 0.19 21 291 9974 -32.5 -49.5 17 17.0 -34.0 243 25 342.5 342.6 295.1 343.1 0.14 22 283 10169 -33.9 -41.9 44 8.0 -34.8 245 27 343.3 343.3 295.4 344.6 0.34 23 260 10754 -38.7 -43.7 59 5.0 -39.2 271 31 344.6 344.7 295.7 345.9 0.31 24 252 10966 -40.7 -48.7 42 8.0 -41.3 274 29 344.8 344.8 295.6 345.5 0.18 25 250 11020 -41.1 -48.1 47 7.0 -41.6 275 28 345.0 345.0 295.7 345.8 0.20 26 219 11909 -48.7 -51.1 76 2.4 -48.8 275 27 346.5 346.6 296.0 347.2 0.16 27 211 12153 -51.3 -55.6 60 4.3 -51.5 275 26 346.2 346.2 295.8 346.6 0.10 28 200 12500 -53.7 -61.7 37 8.0 -53.9 250 37 347.7 347.7 296.2 347.9 0.05 29 188 12896 -56.9 -61.5 56 4.6 -57.0 249 37 348.8 348.8 296.4 349.0 0.05 30 173 13420 -59.9 -74.9 12 15.0 -60.0 240 46 352.2 352.2 297.1 352.3 0.01 31 150 14300 -65.7 -75.7 24 10.0 -65.8 240 32 356.9 356.9 298.1 356.9 0.01 32 146 14463 -66.9 -76.9 23 10.0 -67.0 246 30 357.6 357.6 298.2 357.6 0.01 33 125 15381 -75.1 -79.6 49 4.5 -75.1 259 21 359.0 359.0 298.5 359.0 0.01 34 111 16066 -76.7 -85.7 23 9.0 -76.7 250 19 368.4 368.4 300.3 368.4 0.00 35 100 16660 -80.1 -87.1 30 7.0 -80.1 280 9 373.0 373.0 301.1 373.0 0.00 36 91 17189 -82.3 -88.3 35 6.0 -82.3 205 23 378.8 378.8 302.1 378.8 0.00 37 83 17705 -80.9 -89.9 21 9.0 -80.9 219 10 391.8 391.8 304.0 391.8 0.00 38 82 17774 -76.9 -87.9 16 11.0 -76.9 237 11 401.3 401.3 305.4 401.3 0.00 39 74 18361 -78.3 -89.3 15 11.0 -78.3 256 18 410.3 410.3 306.6 410.3 0.00 40 70 18680 -75.9 -88.9 11 13.0 -75.9 240 16 422.0 422.0 307.9 422.0 0.00 41 66 19019 -76.3 -89.3 11 13.0 -76.3 240 15 428.3 428.3 308.6 428.3 0.00 42 56 19988 -66.9 -88.9 3 22.0 -67.1 115 9 470.3 470.3 312.7 470.4 0.00 43 50 20670 -68.1 -89.1 3 21.0 -68.3 240 4 483.0 483.0 313.7 483.0 0.00 44 43 21574 -68.5 -90.5 3 22.0 -68.7 142 9 503.3 503.3 315.2 503.3 0.00 45 37 22495 -59.1 -88.1 1 29.0 -59.9 86 19 549.6 549.6 318.1 549.6 0.00 46 33 23213 -58.7 -87.7 1 29.0 -59.7 74 22 568.9 568.9 319.1 568.9 0.01 47 31 23604 -60.1 -88.1 1 28.0 -61.0 71 22 575.4 575.4 319.5 575.4 0.01 48 30 23810 -56.9 -86.9 1 30.0 -58.2 70 34 589.5 589.5 320.1 589.6 0.01 49 27 24482 -53.9 -85.9 1 32.0 -55.8 78 27 616.0 616.0 321.3 616.0 0.01 50 20 26420 -51.5 -84.5 1 33.0 -54.5 105 27 678.5 678.5 323.7 678.7 0.02 51 19 26753 -51.5 -84.5 1 33.0 -54.6 98 26 688.6 688.6 324.1 688.7 0.02 TRP 91 17189 -82.3 -88.3 35 6.0 -82.3 205 23 378.8 378.8 302.1 378.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 553.32 mb = 5127.40 m = 16821.97 ft Wetbulb zero: 579.90 mb = 4735.62 m = 15536.61 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 77.91 % Est. max temperature: 29.16 C = 84.49 F Sfc-Lift cond lev (LCL): 850.42 mb = 1542.69 m = 5061.25 ft T: 20.22 C 700-500 lapse rate: 5.62 C/km ThetaE index: 12.70 C Layer 893.0- 700.0 mb Conv cond level (CCL): 753.91 mb = 2573.13 m = 8441.92 ft Mean mixing ratio: 13.58 g/kg Conv temperature: 28.98 C = 84.17 F Cap Strength: 2.22 C Lifted Index: -1.57 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.33 C Lifted Index @700 mb: 0.02 C Showalter Index: -1.69 C Risk: Thunderstorms probable Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 21.30 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 203.00 Risk: None Energy Index: -1.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 274.97 J/kg Max Up Vert Vel: 23.45 m/s Conv Inhibition (B-): 69.17 J/kg Cap Strength: 2.22 C Lift Cond Lev (LCL): 803.41 mb = 2029.79 m = 6659.32 ft Lev Free Conv (LFC): 698.41 mb = 3215.87 m = 10550.62 ft Equ Level (EL): 418.41 mb = 7296.20 m = 23937.37 ft B at Equ Level: 145.16 J/kg Max Parcel Lev (MPL): 148.41 mb = 14364.56 m = 47127.25 ft Wind level data Storm motion: 322 at 5 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 ---------------------------------------------------------- 0 899 1061 350 2 0.3 -2.0 | 124 3 -2.5 1.7 1 850 1547 125 2 -1.6 1.1 | 137 7 -4.5 4.8 2 793 2134 15 2 -0.5 -1.9 | 117 4 -3.4 1.7 3 765 2438 15 2 -0.5 -1.9 | 117 4 -3.4 1.7 4 700 3197 350 4 0.7 -3.9 | 82 2 -2.2 -0.3 5 613 4267 320 10 6.4 -7.7 | 318 5 3.6 -4.0 6 500 5920 240 7 6.1 3.5 | 204 8 3.2 7.1 7 489 6096 255 8 7.7 2.1 | 220 7 4.9 5.7 8 452 6706 260 8 7.9 1.4 | 225 7 5.0 5.0 9 434 7010 220 12 7.7 9.2 | 201 14 4.9 12.8 10 417 7315 245 18 16.3 7.6 | 230 18 13.5 11.2 11 400 7640 245 25 22.7 10.6 | 234 24 19.8 14.2 12 369 8230 245 27 24.5 11.4 | 235 26 21.6 15.0 13 340 8839 240 33 28.6 16.5 | 232 33 25.7 20.1 14 300 9754 255 25 24.1 6.5 | 245 24 21.3 10.1 15 300 9760 250 24 22.6 8.2 | 239 23 19.7 11.8 16 287 10058 240 26 22.5 13.0 | 230 26 19.7 16.6 17 263 10668 270 32 32.0 -0.0 | 263 29 29.1 3.6 18 250 11020 275 28 27.9 -2.4 | 267 25 25.0 1.2 19 210 12192 275 26 25.9 -2.3 | 267 23 23.0 1.4 20 200 12500 250 37 34.8 12.7 | 243 36 31.9 16.3 21 191 12802 250 36 33.8 12.3 | 243 35 31.0 15.9 22 165 13716 235 51 41.8 29.3 | 230 51 38.9 32.9 23 157 14021 225 47 33.2 33.2 | 219 48 30.4 36.9 24 150 14300 240 32 27.7 16.0 | 232 32 24.9 19.6 25 134 14935 265 22 21.9 1.9 | 254 20 19.1 5.6 26 104 16459 245 18 16.3 7.6 | 230 18 13.5 11.2 27 100 16660 280 9 8.9 -1.6 | 251 6 6.0 2.1 28 98 16764 270 7 7.0 -0.0 | 229 6 4.1 3.6 29 93 17069 285 9 8.7 -2.3 | 257 6 5.8 1.3 30 91 17189 205 23 9.7 20.8 | 196 25 6.9 24.5 31 88 17374 205 25 10.6 22.7 | 196 27 7.7 26.3 32 83 17678 210 10 5.0 8.7 | 190 12 2.1 12.3 33 79 17983 290 13 12.2 -4.4 | 275 9 9.4 -0.8 34 71 18593 235 21 17.2 12.0 | 222 21 14.3 15.7 35 70 18680 240 16 13.9 8.0 | 223 16 11.0 11.6 36 64 19202 240 14 12.1 7.0 | 221 14 9.3 10.6 37 61 19507 150 13 -6.5 11.3 | 148 18 -9.4 14.9 38 58 19812 80 10 -9.8 -1.7 | 98 13 -12.7 1.9 39 50 20670 240 4 3.5 2.0 | 186 6 0.6 5.6 40 47 21031 100 1 -1.0 0.2 | 135 5 -3.8 3.8 41 43 21641 145 10 -5.7 8.2 | 144 15 -8.6 11.8 42 41 21946 105 12 -11.6 3.1 | 115 16 -14.5 6.7 43 39 22250 130 15 -11.5 9.6 | 133 20 -14.4 13.3 44 37 22555 80 20 -19.7 -3.5 | 90 23 -22.6 0.2 45 35 22860 95 23 -22.9 2.0 | 102 26 -25.8 5.6 46 32 23470 60 21 -18.2 -10.5 | 72 22 -21.0 -6.9 47 30 23774 85 24 -23.9 -2.1 | 93 27 -26.8 1.5 48 30 23810 70 34 -31.9 -11.6 | 77 36 -34.8 -8.0 49 29 24079 65 32 -29.0 -13.5 | 73 33 -31.9 -9.9 50 26 24689 85 25 -24.9 -2.2 | 93 28 -27.8 1.5 51 25 24994 75 34 -32.8 -8.8 | 82 36 -35.7 -5.2 52 23 25603 80 24 -23.6 -4.2 | 89 27 -26.5 -0.5 53 22 25908 105 19 -18.4 4.9 | 112 23 -21.2 8.6 54 20 26420 105 27 -26.1 7.0 | 110 31 -28.9 10.6 55 19 26518 95 27 -26.9 2.4 | 101 30 -29.8 6.0 56 18 26822 105 24 -23.2 6.2 | 111 28 -26.0 9.8 57 16 27127 90 33 -33.0 0.0 | 96 36 -35.9 3.6 Wind Parameters Mean winds (0-6000m): 291.8 at 6.2 knts Storm direction: 321.8 at 4.6 knts Shear (0-3000m) pos: 0.6 neg: 1.8 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): -153.4 deg Storm rel helicity (0-3000m) pos: 3.1 neg: -8.2 tot: -5.1 m^2/s^2 ave: -1.7 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 2.8 stream: -1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 35.99 Bulk Shear: 7.64 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 61 2 120 5| 3.8 0.0 3.8| 3.1 -0.4 2.7 5.4 0.34| 4.7 1.6 1000 70 2 122 6| 1.9 1.5 3.4| 3.1 -3.5 -0.4 -0.4 -0.06| 4.0 -0.2 1500 42 2 117 5| 1.3 1.2 2.5| 3.1 -3.8 -0.7 -0.5 -0.08| 3.0 -0.2 2000 23 2 113 4| 0.9 1.3 2.3| 3.1 -4.7 -1.6 -0.8 -0.18| 2.6 -0.5 2500 6 3 106 3| 0.8 1.6 2.3| 3.1 -6.1 -3.0 -1.2 -0.34| 2.7 -0.9 3000 350 4 93 2| 0.6 1.8 2.5| 3.1 -8.2 -5.1 -1.7 -0.43| 2.8 -1.2 4000 327 5 12 1| 0.5 1.3 1.8| 3.1 -18.3 -15.2 -3.8 -0.59| 3.1 -1.8 5000 311 6 272 1| 0.4 0.9 1.3| 5.9 -27.6 -21.6 -4.3 -0.58| 3.2 -1.9 6000 292 6 245 3| 0.2 1.2 1.4| 8.2 -36.7 -28.5 -4.8 -0.51| 3.5 -1.8 Wrote GIF file: /home/apache/climate/data/raob//SBBR/skewt/SBBR.skewt.20250418.12.gif