UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for SBBR... Searching the city database file for: SBBR ... Date:1200Z 29 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 108 1 925 801 SFC 897 1061 21.4 18.8 85 2.6 19.6 0 0 303.9 306.7 296.5 349.6 15.40 3 872 1310 18.6 18.3 98 0.3 18.4 281 3 303.4 306.2 296.4 349.0 15.36 4 850 1533 18.4 16.7 90 1.7 17.2 210 5 305.4 308.1 296.2 348.0 14.21 5 715 2996 10.8 6.8 76 4.0 8.3 328 14 312.5 314.2 294.2 339.5 8.71 6 700 3173 9.8 6.4 79 3.4 7.8 320 13 313.3 315.0 294.4 340.2 8.65 7 537 5325 -3.3 -4.0 95 0.7 -3.7 271 17 322.4 323.4 294.2 339.7 5.31 8 525 5505 -3.1 -7.7 70 4.6 -5.3 275 18 324.7 325.5 293.9 338.3 4.08 9 522 5550 -3.1 -7.9 69 4.8 -5.3 274 18 325.2 326.0 294.0 338.7 4.04 10 500 5890 -5.5 -7.8 84 2.3 -6.6 265 15 326.3 327.2 294.4 340.5 4.26 11 448 6743 -10.7 -14.4 74 3.7 -12.1 270 17 330.2 330.8 294.3 339.8 2.80 12 444 6812 -11.1 -11.8 95 0.7 -11.4 270 17 330.5 331.2 294.9 342.5 3.49 13 426 7129 -11.7 -17.7 61 6.0 -13.9 270 18 333.7 334.2 294.7 341.6 2.23 14 400 7610 -13.9 -22.9 47 9.0 -16.7 255 12 336.9 337.2 294.9 342.4 1.52 15 387 7860 -15.3 -25.3 42 10.0 -18.1 243 13 338.3 338.5 295.0 342.9 1.26 16 360 8402 -19.7 -26.7 54 7.0 -21.5 246 16 339.5 339.7 295.3 343.9 1.20 17 300 9730 -29.5 -43.5 25 14.0 -31.2 285 10 343.8 343.9 295.5 344.9 0.27 18 278 10267 -33.7 -51.7 15 18.0 -35.2 300 11 345.3 345.3 295.7 345.8 0.12 19 261 10705 -37.3 -56.3 12 19.0 -38.5 300 12 346.3 346.3 295.9 346.6 0.07 20 250 11000 -40.1 -57.1 15 17.0 -41.1 300 13 346.4 346.5 295.9 346.7 0.07 21 222 11803 -47.1 -60.1 21 13.0 -47.6 313 14 347.7 347.7 296.1 347.9 0.05 22 200 12490 -52.5 -65.5 19 13.0 -52.8 295 14 349.6 349.6 296.5 349.8 0.03 23 183 13056 -57.1 -66.1 31 9.0 -57.3 293 16 351.2 351.2 296.9 351.3 0.03 24 176 13300 -58.9 -74.9 11 16.0 -59.1 293 17 352.1 352.1 297.1 352.2 0.01 25 157 14004 -64.9 -72.9 32 8.0 -65.0 291 20 353.6 353.6 297.4 353.7 0.01 26 154 14121 -65.7 -71.7 43 6.0 -65.8 290 20 354.2 354.2 297.5 354.3 0.02 27 150 14280 -66.9 -73.9 37 7.0 -67.0 290 21 354.8 354.8 297.7 354.9 0.01 28 129 15178 -73.1 -82.1 24 9.0 -73.1 267 16 359.3 359.3 298.6 359.4 0.00 29 120 15599 -76.3 -81.3 45 5.0 -76.3 224 14 361.0 361.0 298.9 361.0 0.00 30 100 16630 -84.1 -89.1 41 5.0 -84.1 190 12 365.2 365.2 299.7 365.2 0.00 31 99 16686 -84.3 -89.3 41 5.0 -84.3 190 12 365.9 365.9 299.8 365.9 0.00 32 91 17157 -80.3 -87.3 30 7.0 -80.3 186 13 382.8 382.8 302.7 382.8 0.00 33 87 17410 -81.7 -88.7 29 7.0 -81.7 167 12 384.9 384.9 303.0 384.9 0.00 34 79 17954 -80.1 -88.1 25 8.0 -80.1 273 4 399.0 399.0 305.0 399.0 0.00 35 74 18328 -75.7 -87.7 14 12.0 -75.7 174 20 415.8 415.8 307.2 415.8 0.00 36 70 18650 -75.7 -88.7 11 13.0 -75.7 355 10 422.4 422.4 308.0 422.4 0.00 37 63 19261 -74.3 -89.3 8 15.0 -74.4 312 12 438.4 438.4 309.7 438.5 0.00 38 58 19750 -67.1 -90.1 2 23.0 -67.3 223 15 465.2 465.2 312.3 465.2 0.00 39 50 20650 -64.9 -89.9 2 25.0 -65.2 295 8 490.5 490.5 314.2 490.6 0.00 40 46 21156 -66.1 -91.1 2 25.0 -66.4 334 16 499.5 499.5 314.9 499.5 0.00 41 30 23810 -55.7 -88.7 1 33.0 -57.2 105 12 592.8 592.8 320.3 592.8 0.00 42 24 25241 -52.7 -87.7 1 35.0 -55.1 114 27 640.6 640.6 322.3 640.6 0.01 43 24 25241 -53.1 -88.1 1 35.0 -55.4 114 27 639.4 639.4 322.3 639.5 0.01 44 20 26431 -47.7 -85.7 0 38.0 -51.9 102 30 690.2 690.2 324.1 690.3 0.01 TRP 99 16686 -84.3 -89.3 41 5.0 -84.3 190 12 365.9 365.9 299.8 365.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 578.06 mb = 4783.23 m = 15692.81 ft Wetbulb zero: 589.38 mb = 4569.71 m = 14992.29 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 84.98 % Est. max temperature: 28.08 C = 82.55 F Sfc-Lift cond lev (LCL): 863.52 mb = 1395.01 m = 4576.75 ft T: 18.52 C 700-500 lapse rate: 5.63 C/km ThetaE index: 10.15 C Layer 872.0- 700.0 mb Conv cond level (CCL): 793.84 mb = 2111.36 m = 6926.95 ft Mean mixing ratio: 13.99 g/kg Conv temperature: 25.66 C = 78.19 F Cap Strength: 1.08 C Lifted Index: -1.59 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.30 C Lifted Index @700 mb: -0.06 C Showalter Index: -1.83 C Risk: Thunderstorms probable Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.20 C K Index: 37.20 Risk: > 80 % chance of thunderstorms Sweat Index: 225.40 Risk: None Energy Index: -1.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 234.74 J/kg Max Up Vert Vel: 21.67 m/s Conv Inhibition (B-): 28.36 J/kg Cap Strength: 1.08 C Lift Cond Lev (LCL): 825.31 mb = 1782.37 m = 5847.61 ft Lev Free Conv (LFC): 700.31 mb = 3169.27 m = 10397.75 ft Equ Level (EL): 410.31 mb = 7415.77 m = 24329.66 ft B at Equ Level: 234.30 J/kg Max Parcel Lev (MPL): 170.31 mb = 13502.62 m = 44299.41 ft Wind level data Storm motion: 320 at 9 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 ---------------------------------------------------------- 0 897 1061 0 0 -0.0 -0.0 | 140 9 -6.1 7.2 1 850 1533 210 5 2.5 4.3 | 163 12 -3.6 11.5 2 792 2134 295 5 4.5 -2.1 | 163 5 -1.6 5.1 3 764 2438 310 9 6.9 -5.8 | 209 2 0.8 1.4 4 710 3048 330 15 7.5 -13.0 | 346 6 1.4 -5.8 5 700 3173 320 13 8.4 -10.0 | 321 4 2.3 -2.8 6 659 3658 310 17 13.0 -10.9 | 298 8 6.9 -3.7 7 611 4267 330 13 6.5 -11.3 | 354 4 0.4 -4.1 8 589 4572 320 12 7.7 -9.2 | 321 3 1.6 -2.0 9 567 4877 260 14 13.8 2.4 | 219 12 7.7 9.6 10 526 5486 275 18 17.9 -1.6 | 245 13 11.8 5.6 11 500 5890 265 15 14.9 1.3 | 226 12 8.8 8.5 12 487 6096 270 15 15.0 -0.0 | 231 11 8.9 7.2 13 416 7315 270 18 18.0 -0.0 | 239 14 11.9 7.2 14 400 7610 255 12 11.6 3.1 | 208 12 5.5 10.3 15 383 7925 240 13 11.3 6.5 | 201 15 5.2 13.7 16 368 8230 245 15 13.6 6.3 | 209 15 7.5 13.5 17 325 9144 250 19 17.9 6.5 | 221 18 11.8 13.7 18 300 9730 285 10 9.7 -2.6 | 218 6 3.6 4.6 19 286 10058 300 11 9.5 -5.5 | 244 4 3.4 1.7 20 250 11000 300 13 11.3 -6.5 | 262 5 5.2 0.7 21 240 11278 300 13 11.3 -6.5 | 262 5 5.2 0.7 22 219 11887 315 14 9.9 -9.9 | 305 5 3.8 -2.7 23 209 12192 300 15 13.0 -7.5 | 273 7 6.9 -0.3 24 200 12490 295 14 12.7 -5.9 | 259 7 6.6 1.3 25 150 14280 290 21 19.7 -7.2 | 270 14 13.6 0.0 26 149 14326 290 21 19.7 -7.2 | 270 14 13.6 0.0 27 141 14630 295 20 18.1 -8.5 | 276 12 12.0 -1.3 28 134 14935 290 17 16.0 -5.8 | 262 10 9.9 1.4 29 114 15850 195 13 3.4 12.6 | 172 20 -2.7 19.8 30 109 16154 175 12 -1.0 12.0 | 160 20 -7.1 19.1 31 100 16630 190 12 2.1 11.8 | 168 19 -4.0 19.0 32 99 16686 190 12 2.1 11.8 | 168 19 -4.0 19.0 33 98 16764 190 13 2.3 12.8 | 169 20 -3.8 20.0 34 93 17069 200 14 4.8 13.2 | 176 20 -1.3 20.4 35 88 17374 155 12 -5.1 10.9 | 148 21 -11.2 18.1 36 83 17678 240 10 8.7 5.0 | 192 12 2.6 12.2 37 79 17983 275 4 4.0 -0.3 | 163 7 -2.1 6.8 38 75 18288 175 20 -1.7 19.9 | 164 28 -7.8 27.1 39 71 18593 170 18 -3.1 17.7 | 160 27 -9.2 24.9 40 70 18650 355 10 0.9 -10.0 | 62 6 -5.2 -2.8 41 67 18898 20 10 -3.4 -9.4 | 77 10 -9.5 -2.2 42 58 19812 215 15 8.6 12.3 | 187 20 2.5 19.5 43 50 20650 295 8 7.3 -3.4 | 197 4 1.1 3.8 44 49 20726 0 0 -0.0 -0.0 | 140 9 -6.1 7.2 45 47 21031 310 10 7.7 -6.4 | 244 2 1.6 0.8 46 45 21336 5 23 -2.0 -22.9 | 27 18 -8.1 -15.7 47 43 21641 345 13 3.4 -12.6 | 27 6 -2.7 -5.4 48 41 21946 0 0 -0.0 -0.0 | 140 9 -6.1 7.2 49 39 22250 100 14 -13.8 2.4 | 116 22 -19.9 9.6 50 37 22555 105 15 -14.5 3.9 | 118 23 -20.6 11.1 51 35 22860 70 11 -10.3 -3.8 | 102 17 -16.4 3.4 52 32 23470 55 19 -15.6 -10.9 | 80 22 -21.7 -3.7 53 30 23774 50 1 -0.8 -0.6 | 134 9 -6.9 6.6 54 30 23810 105 12 -11.6 3.1 | 120 20 -17.7 10.3 55 26 24384 130 20 -15.3 12.9 | 133 29 -21.4 20.1 56 24 24689 115 27 -24.5 11.4 | 121 36 -30.6 18.6 57 22 24994 95 24 -23.9 2.1 | 107 31 -30.0 9.3 58 21 25298 105 29 -28.0 7.5 | 113 37 -34.1 14.7 59 18 25908 90 34 -34.0 0.0 | 100 41 -40.1 7.2 60 16 26213 80 30 -29.5 -5.2 | 93 36 -35.6 2.0 61 15 26518 90 32 -32.0 0.0 | 101 39 -38.1 7.2 Wind Parameters Mean winds (0-6000m): 289.7 at 12.6 knts Storm direction: 319.7 at 9.4 knts Shear (0-3000m) pos: 3.0 neg: 1.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): -169.7 deg Storm rel helicity (0-3000m) pos: 22.0 neg: -7.2 tot: 14.7 m^2/s^2 ave: 4.9 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 1.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 11.59 Bulk Shear: 20.26 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 ------------------------------------------------------------------------------- 500 210 3 153 11| 0.0 5.1 5.1| 7.8 -0.8 7.1 14.1 0.41| 8.4 3.5 1000 234 4 162 10| 3.0 2.6 5.6| 11.8 -1.5 10.3 10.3 0.31| 7.4 2.2 1500 273 5 171 7| 4.2 1.7 5.9| 14.0 -1.9 12.1 8.1 0.37| 7.2 2.6 2000 301 7 177 4| 4.5 1.3 5.8| 16.3 -1.9 14.4 7.2 0.41| 6.8 2.8 2500 308 8 197 2| 3.6 1.9 5.5| 16.3 -6.5 9.9 3.9 0.22| 6.8 1.5 3000 310 10 237 2| 3.0 1.6 4.6| 22.0 -7.2 14.7 4.9 0.27| 6.6 1.8 4000 308 11 254 2| 2.3 3.0 5.3| 27.9 -23.0 4.9 1.2 0.04| 7.4 0.3 5000 296 12 246 5| 2.1 2.4 4.5| 42.6 -34.8 7.8 1.6 0.04| 6.8 0.3 6000 290 13 243 6| 1.8 2.0 3.8| 47.6 -34.8 12.8 2.1 0.07| 5.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//SBBR/skewt/SBBR.skewt.20250429.12.gif