UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SBBR... Searching the city database file for: SBBR ... Date:1200Z 2 DEC 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 105 1 925 794 SFC 897 1061 21.0 17.6 81 3.4 18.7 240 2 303.4 306.1 295.7 345.8 14.26 3 892 1109 18.8 17.7 93 1.1 18.1 213 6 301.7 304.3 295.3 344.2 14.43 4 862 1403 17.2 17.2 100 0.0 17.2 147 7 302.9 305.6 295.7 345.8 14.47 5 850 1523 17.2 17.2 100 0.0 17.2 145 2 304.2 306.9 296.1 347.9 14.68 6 778 2276 13.8 13.6 99 0.2 13.7 326 8 308.3 310.7 295.9 346.7 12.69 7 700 3161 8.2 8.0 99 0.2 8.1 50 7 311.6 313.4 294.6 341.3 9.67 8 650 3770 5.0 5.0 100 0.0 5.0 30 14 314.6 316.2 294.6 341.0 8.45 9 618 4181 3.2 -0.3 78 3.5 1.3 14 7 317.1 318.3 293.4 336.4 6.07 10 608 4313 1.4 1.1 98 0.3 1.3 357 5 316.5 317.9 293.9 338.2 6.84 11 588 4582 0.4 -1.8 85 2.2 -0.7 323 7 318.4 319.5 293.5 336.7 5.71 12 579 4706 0.8 -3.6 72 4.4 -1.4 308 8 320.3 321.3 293.5 336.7 5.07 13 503 5823 -5.9 -6.0 99 0.1 -6.0 166 5 325.3 326.3 294.7 341.4 4.86 14 500 5870 -6.1 -6.2 99 0.1 -6.1 160 5 325.6 326.6 294.7 341.6 4.82 15 402 7552 -15.3 -17.4 84 2.1 -16.0 209 11 334.6 335.1 295.1 343.2 2.43 16 400 7590 -15.7 -17.8 84 2.1 -16.4 210 11 334.6 335.1 295.0 342.9 2.36 17 328 9059 -26.1 -28.1 83 2.0 -26.5 214 11 339.8 340.1 295.3 344.1 1.15 18 300 9700 -30.9 -34.1 73 3.2 -31.4 205 7 341.8 342.0 295.4 344.5 0.71 19 284 10087 -34.1 -38.9 62 4.8 -34.7 217 9 342.6 342.7 295.4 344.5 0.46 20 278 10237 -35.5 -38.9 71 3.4 -35.9 221 10 342.7 342.8 295.4 344.6 0.47 21 269 10466 -36.3 -46.3 35 10.0 -37.2 233 12 344.8 344.8 295.7 345.7 0.22 22 250 10970 -41.1 -48.1 47 7.0 -41.6 235 21 345.0 345.0 295.7 345.8 0.20 23 200 12440 -54.1 -60.1 48 6.0 -54.2 235 22 347.1 347.1 296.0 347.3 0.06 24 189 12800 -57.3 -61.4 60 4.1 -57.4 239 22 347.6 347.6 296.1 347.8 0.05 25 167 13569 -63.7 -66.7 67 3.0 -63.7 240 22 349.4 349.5 296.5 349.6 0.03 26 162 13755 -64.7 -70.7 43 6.0 -64.8 233 21 350.8 350.8 296.8 350.9 0.02 27 150 14220 -68.5 -72.1 60 3.6 -68.5 215 18 352.1 352.1 297.1 352.2 0.02 28 140 14631 -71.3 -75.0 58 3.7 -71.3 201 16 354.2 354.2 297.5 354.2 0.01 29 129 15114 -72.9 -79.9 34 7.0 -72.9 204 13 359.7 359.7 298.7 359.7 0.01 30 121 15492 -70.3 -81.3 18 11.0 -70.4 207 17 371.1 371.1 300.8 371.1 0.00 31 114 15845 -71.9 -85.9 11 14.0 -71.9 143 21 374.5 374.5 301.4 374.5 0.00 32 101 16552 -75.7 -87.7 14 12.0 -75.7 39 12 380.4 380.4 302.3 380.4 0.00 33 100 16610 -75.9 -87.9 13 12.0 -75.9 25 9 381.1 381.1 302.4 381.1 0.00 34 75 18233 -84.7 -89.7 41 5.0 -84.7 135 18 395.3 395.3 304.6 395.3 0.00 35 70 18620 -78.1 -88.1 18 10.0 -78.1 95 25 417.3 417.3 307.4 417.3 0.00 36 60 19507 -75.5 -89.5 9 14.0 -75.6 81 26 441.9 441.9 310.1 441.9 0.00 37 50 20590 -65.1 -89.1 2 24.0 -65.4 85 30 490.1 490.1 314.2 490.1 0.00 38 46 21096 -66.3 -88.3 3 22.0 -66.6 80 27 499.0 499.0 314.9 499.0 0.00 39 30 23740 -56.9 -85.9 1 29.0 -58.2 85 33 589.5 589.5 320.1 589.6 0.01 40 25 24901 -54.5 -84.5 1 30.0 -56.4 83 34 628.0 628.0 321.8 628.1 0.01 41 22 25716 -56.7 -84.7 2 28.0 -58.4 99 38 644.8 644.8 322.5 644.9 0.01 TRP 75 18233 -84.7 -89.7 41 5.0 -84.7 135 18 395.3 395.3 304.6 395.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 569.93 mb = 4839.01 m = 15875.81 ft Wetbulb zero: 595.45 mb = 4480.36 m = 14699.16 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 93.49 % Est. max temperature: 26.95 C = 80.50 F Sfc-Lift cond lev (LCL): 853.30 mb = 1489.84 m = 4887.88 ft T: 17.20 C 700-500 lapse rate: 5.28 C/km ThetaE index: 11.42 C Layer 778.0- 608.0 mb Conv cond level (CCL): 830.88 mb = 1716.69 m = 5632.10 ft Mean mixing ratio: 14.19 g/kg Conv temperature: 22.74 C = 72.93 F Cap Strength: 0.28 C Lifted Index: -1.90 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.63 C Lifted Index @700 mb: -1.43 C Showalter Index: -2.37 C Risk: Severe thunderstorms possible Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.30 C K Index: 40.30 Risk: > 80 % chance of thunderstorms Sweat Index: 215.40 Risk: None Energy Index: -1.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 402.29 J/kg Max Up Vert Vel: 28.37 m/s Conv Inhibition (B-): 5.17 J/kg Cap Strength: 0.28 C Lift Cond Lev (LCL): 842.21 mb = 1601.38 m = 5253.82 ft Lev Free Conv (LFC): 767.21 mb = 2393.29 m = 7851.91 ft Equ Level (EL): 267.21 mb = 10511.89 m = 34487.42 ft B at Equ Level: 401.00 J/kg Max Parcel Lev (MPL): 127.21 mb = 15196.24 m = 49855.83 ft Wind level data Storm motion: 22 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 ---------------------------------------------------------- 0 897 1061 240 2 1.7 1.0 | 212 7 3.8 6.1 1 881 1219 150 14 -7.0 12.1 | 164 18 -5.0 17.2 2 850 1523 145 2 -1.1 1.6 | 187 7 0.9 6.7 3 850 1524 295 1 0.9 -0.4 | 212 6 2.9 4.7 4 791 2134 330 8 4.0 -6.9 | 287 6 6.0 -1.8 5 763 2438 320 7 4.5 -5.4 | 272 7 6.5 -0.3 6 700 3161 50 7 -5.4 -4.5 | 100 3 -3.3 0.6 7 658 3658 25 16 -6.8 -14.5 | 27 11 -4.7 -9.4 8 634 3962 40 11 -7.1 -8.4 | 56 6 -5.0 -3.3 9 610 4267 360 5 -0.0 -5.0 | 268 2 2.0 0.1 10 566 4877 285 10 9.7 -2.6 | 258 12 11.7 2.5 11 500 5870 160 5 -1.7 4.7 | 182 10 0.3 9.8 12 486 6096 145 2 -1.1 1.6 | 187 7 0.9 6.7 13 415 7315 205 10 4.2 9.1 | 204 15 6.3 14.2 14 400 7590 210 11 5.5 9.5 | 207 16 7.5 14.6 15 398 7620 220 11 7.1 8.4 | 214 16 9.1 13.5 16 382 7925 195 12 3.1 11.6 | 197 17 5.1 16.7 17 367 8230 200 12 4.1 11.3 | 201 17 6.1 16.4 18 352 8534 200 12 4.1 11.3 | 201 17 6.1 16.4 19 310 9449 225 10 7.1 7.1 | 217 15 9.1 12.2 20 300 9700 205 7 3.0 6.3 | 204 12 5.0 11.4 21 273 10363 225 11 7.8 7.8 | 217 16 9.8 12.9 22 261 10668 250 14 13.2 4.8 | 237 18 15.2 9.9 23 250 10970 235 21 17.2 12.0 | 228 26 19.2 17.1 24 228 11582 225 17 12.0 12.0 | 219 22 14.1 17.1 25 218 11887 245 19 17.2 8.0 | 236 23 19.2 13.1 26 208 12192 235 20 16.4 11.5 | 228 25 18.4 16.6 27 200 12440 235 22 18.0 12.6 | 229 27 20.1 17.7 28 171 13411 245 23 20.8 9.7 | 237 27 22.9 14.8 29 150 14220 215 18 10.3 14.7 | 212 23 12.4 19.8 30 133 14935 190 14 2.4 13.8 | 193 19 4.5 18.9 31 126 15240 215 12 6.9 9.8 | 211 17 8.9 14.9 32 120 15545 205 18 7.6 16.3 | 204 23 9.6 21.4 33 114 15850 140 21 -13.5 16.1 | 152 24 -11.5 21.2 34 108 16154 120 24 -20.8 12.0 | 132 25 -18.8 17.1 35 103 16459 60 16 -13.9 -8.0 | 76 12 -11.8 -2.9 36 100 16610 25 9 -3.8 -8.2 | 30 4 -1.8 -3.1 37 97 16764 35 11 -6.3 -9.0 | 47 6 -4.3 -3.9 38 87 17374 190 10 1.7 9.8 | 194 15 3.8 14.9 39 78 17983 135 15 -10.6 10.6 | 151 18 -8.6 15.7 40 75 18233 135 18 -12.7 12.7 | 149 21 -10.7 17.8 41 74 18288 155 13 -5.5 11.8 | 168 17 -3.5 16.9 42 70 18593 100 23 -22.7 4.0 | 114 23 -20.6 9.1 43 70 18620 95 25 -24.9 2.2 | 108 24 -22.9 7.3 44 67 18898 90 25 -25.0 0.0 | 102 24 -23.0 5.1 45 63 19202 110 27 -25.4 9.2 | 122 27 -23.3 14.3 46 60 19507 80 26 -25.6 -4.5 | 91 24 -23.6 0.6 47 57 19812 105 26 -25.1 6.7 | 117 26 -23.1 11.8 48 51 20422 95 32 -31.9 2.8 | 105 31 -29.8 7.9 49 50 20590 85 30 -29.9 -2.6 | 95 28 -27.9 2.5 50 42 21641 75 24 -23.2 -6.2 | 87 21 -21.2 -1.1 51 40 21946 95 24 -23.9 2.1 | 108 23 -21.9 7.2 52 38 22250 70 30 -28.2 -10.3 | 79 27 -26.2 -5.2 53 36 22555 90 27 -27.0 0.0 | 102 25 -25.0 5.1 54 35 22860 75 19 -18.4 -4.9 | 91 16 -16.3 0.2 55 31 23470 110 25 -23.5 8.6 | 122 25 -21.5 13.6 56 30 23740 85 33 -32.9 -2.9 | 94 31 -30.8 2.2 57 26 24384 80 33 -32.5 -5.7 | 89 30 -30.5 -0.6 58 20 25298 110 41 -38.5 14.0 | 118 41 -36.5 19.1 59 14 26822 80 48 -47.3 -8.3 | 86 45 -45.2 -3.2 Wind Parameters Mean winds (0-6000m): 351.8 at 7.3 knts Storm direction: 21.8 at 5.5 knts Shear (0-3000m) pos: 1.5 neg: 0.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -176.7 deg Storm rel helicity (0-3000m) pos: 41.6 neg: -54.2 tot: -12.6 m^2/s^2 ave: -4.2 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 0.9 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 14.29 Bulk Shear: 28.16 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 ------------------------------------------------------------------------------- 500 153 7 173 12| 1.8 0.0 1.8| 16.0 -37.7 -21.7 -43.3 -0.12| 30.5 -3.7 1000 167 6 184 11| 3.8 0.0 3.8| 25.3 -37.7 -12.4 -12.4 0.07| 18.4 1.3 1500 317 6 266 6| 2.6 0.0 2.6| 28.1 -39.8 -11.6 -7.8 0.08| 13.6 1.1 2000 344 7 288 4| 2.3 0.0 2.3| 32.0 -39.8 -7.8 -3.9 0.20| 12.2 2.4 2500 12 7 346 2| 1.8 1.5 3.3| 32.7 -48.7 -15.9 -6.4 0.08| 11.7 0.9 3000 20 8 16 3| 1.5 0.4 2.0| 41.6 -54.2 -12.6 -4.2 0.08| 11.7 0.9 4000 3 8 331 3| 1.1 1.9 3.1| 41.9 -77.6 -35.7 -8.9 -0.07| 11.4 -0.8 5000 355 8 315 4| 0.9 0.8 1.8| 42.9-117.3 -74.5 -14.9 -0.17| 10.7 -1.9 6000 352 7 305 4| 0.2 0.7 0.9| 50.8-117.8 -67.0 -11.2 -0.14| 9.6 -1.4 Wrote GIF file: /home/apache/climate/data/raob//SBBR/skewt/SBBR.skewt.20251202.12.gif