UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for SBBR... Searching the city database file for: SBBR ... Date:1200Z 6 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 118 1 925 806 SFC 898 1061 19.0 17.7 92 1.3 18.1 60 4 301.3 303.9 295.1 343.5 14.34 3 850 1532 16.6 16.1 97 0.5 16.3 235 6 303.5 306.1 295.3 344.1 13.67 4 700 3170 8.6 7.9 95 0.7 8.2 125 8 312.0 313.8 294.7 341.6 9.60 5 689 3301 7.8 7.8 100 0.0 7.8 130 8 312.5 314.4 294.9 342.5 9.69 6 642 3881 5.0 3.3 89 1.7 4.0 154 10 315.7 317.2 294.2 339.6 7.58 7 606 4349 1.2 0.4 94 0.8 0.8 164 11 316.6 317.9 293.6 337.3 6.52 8 500 5880 -5.1 -5.3 98 0.2 -5.2 75 3 326.8 327.8 295.3 343.9 5.16 9 467 6416 -7.5 -7.8 98 0.3 -7.7 119 3 330.3 331.2 295.7 345.7 4.56 10 400 7610 -14.9 -16.4 88 1.5 -15.4 340 5 335.6 336.2 295.5 345.0 2.66 11 360 8400 -19.5 -20.1 95 0.6 -19.7 292 5 339.7 340.2 296.1 347.5 2.15 12 334 8951 -24.5 -25.5 91 1.0 -24.8 189 9 340.2 340.5 295.6 345.5 1.44 13 323 9193 -27.7 -36.7 42 9.0 -29.1 148 12 339.1 339.2 294.6 341.1 0.51 14 300 9720 -31.5 -36.0 64 4.5 -32.2 125 16 341.0 341.1 295.1 343.2 0.59 15 252 10936 -40.5 -43.7 71 3.2 -40.8 130 4 345.1 345.1 295.8 346.3 0.32 16 250 10990 -40.9 -44.1 71 3.2 -41.2 230 6 345.3 345.3 295.8 346.5 0.30 17 247 11072 -41.5 -45.0 69 3.5 -41.8 238 7 345.6 345.6 295.9 346.7 0.28 18 200 12460 -53.7 -59.7 48 6.0 -53.9 225 25 347.7 347.7 296.2 348.0 0.06 19 182 13057 -59.3 -63.5 58 4.2 -59.4 229 30 348.1 348.1 296.3 348.3 0.04 20 158 13928 -66.1 -72.1 43 6.0 -66.1 229 42 351.0 351.0 296.8 351.0 0.01 21 150 14240 -68.9 -73.8 49 4.9 -68.9 220 47 351.4 351.4 297.0 351.4 0.01 22 147 14361 -69.7 -74.5 49 4.8 -69.7 217 48 352.1 352.1 297.1 352.1 0.01 23 107 16205 -80.7 -84.4 54 3.7 -80.7 160 22 364.7 364.7 299.6 364.7 0.00 24 101 16533 -78.3 -84.3 37 6.0 -78.3 141 23 375.4 375.4 301.5 375.4 0.00 25 100 16590 -78.3 -84.3 37 6.0 -78.3 130 26 376.4 376.4 301.6 376.5 0.00 26 94 16942 -79.5 -85.5 36 6.0 -79.5 139 30 380.8 380.8 302.4 380.8 0.00 27 73 18380 -78.9 -87.9 22 9.0 -78.9 87 26 410.6 410.6 306.6 410.6 0.00 28 70 18620 -76.3 -87.3 16 11.0 -76.3 80 24 421.2 421.2 307.9 421.2 0.00 29 57 19821 -71.9 -87.9 7 16.0 -72.0 87 29 456.6 456.6 311.5 456.6 0.00 30 52 20372 -65.9 -86.9 4 21.0 -66.1 72 28 482.7 482.7 313.7 482.8 0.00 31 50 20610 -66.1 -88.1 3 22.0 -66.4 95 24 487.7 487.7 314.1 487.7 0.00 32 47 20985 -67.3 -88.3 4 21.0 -67.5 95 20 493.5 493.6 314.5 493.6 0.00 33 37 22435 -65.7 -88.7 3 23.0 -66.1 107 24 532.6 532.6 317.1 532.6 0.00 34 30 23730 -59.7 -85.7 2 26.0 -60.6 85 48 581.9 581.9 319.8 581.9 0.01 35 26 24630 -57.3 -84.3 2 27.0 -58.7 87 46 613.0 613.0 321.2 613.1 0.01 36 24 25135 -58.7 -85.7 2 27.0 -60.0 90 48 623.1 623.1 321.6 623.2 0.01 37 21 25984 -53.1 -83.1 1 30.0 -55.6 91 49 664.3 664.3 323.2 664.4 0.02 38 20 26300 -51.7 -81.7 2 30.0 -54.7 95 45 677.9 677.9 323.7 678.1 0.03 39 18 26984 -51.3 -81.3 2 30.0 -54.6 89 45 699.9 699.9 324.4 700.2 0.03 40 18 26984 -51.3 -81.3 2 30.0 -54.6 89 45 699.9 699.9 324.4 700.2 0.03 TRP 107 16205 -80.7 -84.4 54 3.7 -80.7 160 22 364.7 364.7 299.6 364.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 585.81 mb = 4640.73 m = 15225.29 ft Wetbulb zero: 592.14 mb = 4533.35 m = 14873.02 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 95.45 % Est. max temperature: 26.60 C = 79.88 F Sfc-Lift cond lev (LCL): 881.17 mb = 1223.22 m = 4013.14 ft T: 18.17 C 700-500 lapse rate: 5.06 C/km ThetaE index: 2.50 C Layer 700.0- 689.0 mb Conv cond level (CCL): 825.68 mb = 1776.87 m = 5829.54 ft Mean mixing ratio: 13.44 g/kg Conv temperature: 22.41 C = 72.34 F Cap Strength: 0.37 C Lifted Index: 0.21 C Risk: Showers probable Lifted Index @300 mb: 0.41 C Lifted Index @700 mb: -0.21 C Showalter Index: 0.04 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.20 C K Index: 37.10 Risk: > 80 % chance of thunderstorms Sweat Index: 208.20 Risk: None Energy Index: -0.17 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 98.57 J/kg Max Up Vert Vel: 14.04 m/s Conv Inhibition (B-): 5.40 J/kg Cap Strength: 0.37 C Lift Cond Lev (LCL): 838.30 mb = 1648.92 m = 5409.78 ft Lev Free Conv (LFC): 753.30 mb = 2550.88 m = 8368.94 ft Equ Level (EL): 503.30 mb = 5827.60 m = 19119.19 ft B at Equ Level: 98.00 J/kg Max Parcel Lev (MPL): 363.30 mb = 8331.21 m = 27333.03 ft Wind level data Storm motion: 175 at 4 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 ---------------------------------------------------------- 0 898 1061 60 4 -3.5 -2.0 | 26 7 -3.1 -6.5 1 850 1532 235 6 4.9 3.4 | 281 5 5.3 -1.0 2 791 2134 150 3 -1.5 2.6 | 31 2 -1.1 -1.9 3 763 2438 155 9 -3.8 8.2 | 137 5 -3.4 3.7 4 700 3170 125 8 -6.6 4.6 | 91 6 -6.2 0.1 5 611 4267 170 11 -1.9 10.8 | 167 7 -1.5 6.4 6 588 4572 140 12 -7.7 9.2 | 123 9 -7.3 4.7 7 545 5182 105 1 -1.0 0.3 | 8 4 -0.6 -4.2 8 500 5880 75 3 -2.9 -0.8 | 26 6 -2.5 -5.2 9 486 6096 155 2 -0.8 1.8 | 10 3 -0.5 -2.6 10 400 7610 340 5 1.7 -4.7 | 347 9 2.1 -9.1 11 368 8230 320 4 2.6 -3.1 | 339 8 3.0 -7.5 12 325 9144 150 11 -5.5 9.5 | 135 7 -5.1 5.1 13 311 9449 130 17 -13.0 10.9 | 117 14 -12.6 6.5 14 300 9720 125 16 -13.1 9.2 | 110 14 -12.7 4.7 15 274 10363 135 10 -7.1 7.1 | 111 7 -6.7 2.6 16 251 10973 130 4 -3.1 2.6 | 55 3 -2.7 -1.9 17 250 10990 230 6 4.6 3.9 | 277 5 5.0 -0.6 18 239 11278 260 11 10.8 1.9 | 283 12 11.2 -2.5 19 228 11582 265 14 13.9 1.2 | 283 15 14.3 -3.2 20 200 12460 225 25 17.7 17.7 | 234 22 18.1 13.2 21 199 12497 225 22 15.6 15.6 | 235 19 15.9 11.1 22 163 13716 235 39 31.9 22.4 | 241 37 32.3 17.9 23 150 14240 220 47 30.2 36.0 | 224 44 30.6 31.6 24 133 14935 205 50 21.1 45.3 | 208 46 21.5 40.9 25 107 16205 160 22 -7.5 20.7 | 156 18 -7.1 16.2 26 102 16459 155 20 -8.5 18.1 | 149 16 -8.1 13.7 27 100 16590 130 26 -19.9 16.7 | 122 23 -19.5 12.3 28 97 16764 130 26 -19.9 16.7 | 122 23 -19.5 12.3 29 92 17069 145 33 -18.9 27.0 | 141 29 -18.5 22.6 30 87 17374 105 28 -27.0 7.2 | 96 27 -26.7 2.8 31 78 17983 120 23 -19.9 11.5 | 110 21 -19.5 7.0 32 74 18288 85 28 -27.9 -2.4 | 76 28 -27.5 -6.9 33 70 18593 90 22 -22.0 0.0 | 78 22 -21.6 -4.5 34 70 18620 80 24 -23.6 -4.2 | 70 25 -23.2 -8.6 35 63 19202 90 21 -21.0 0.0 | 78 21 -20.6 -4.5 36 54 20117 85 32 -31.9 -2.8 | 77 32 -31.5 -7.2 37 52 20422 70 27 -25.4 -9.2 | 61 28 -25.0 -13.7 38 50 20610 95 24 -23.9 2.1 | 84 24 -23.5 -2.4 39 47 21031 95 19 -18.9 1.7 | 81 19 -18.5 -2.8 40 44 21336 80 24 -23.6 -4.2 | 70 25 -23.2 -8.6 41 42 21641 100 18 -17.7 3.1 | 86 17 -17.3 -1.3 42 38 22250 110 20 -18.8 6.8 | 97 19 -18.4 2.4 43 35 22860 100 32 -31.5 5.6 | 92 31 -31.1 1.1 44 33 23165 80 33 -32.5 -5.7 | 72 34 -32.1 -10.2 45 31 23470 95 36 -35.9 3.1 | 88 36 -35.5 -1.3 46 30 23730 85 48 -47.8 -4.2 | 80 48 -47.4 -8.6 47 28 24079 85 49 -48.8 -4.3 | 80 49 -48.4 -8.7 48 27 24384 75 43 -41.5 -11.1 | 69 44 -41.1 -15.6 49 26 24689 90 47 -47.0 0.0 | 85 47 -46.6 -4.5 50 21 25908 90 50 -50.0 0.0 | 85 50 -49.6 -4.5 51 20 26213 95 46 -45.8 4.0 | 89 45 -45.4 -0.4 52 20 26300 95 45 -44.8 3.9 | 89 44 -44.4 -0.5 53 16 27127 80 45 -44.3 -7.8 | 74 46 -43.9 -12.3 Wind Parameters Mean winds (0-6000m): 145.0 at 6.0 knts Storm direction: 175.0 at 4.5 knts Shear (0-3000m) pos: 2.6 neg: 1.9 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 126.3 deg Storm rel helicity (0-3000m) pos: 21.6 neg: -6.8 tot: 14.9 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 14.11 Bulk Shear: 6.99 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 ------------------------------------------------------------------------------- 500 227 5 284 4| 10.1 0.0 10.1| 8.5 0.0 8.5 17.0 0.75| 16.7 12.6 1000 213 5 277 3| 5.1 2.9 8.0| 8.9 -0.6 8.2 8.2 0.60| 11.6 7.0 1500 181 5 208 1| 3.4 3.4 6.7| 11.7 -1.5 10.2 6.8 0.59| 10.1 6.0 2000 162 6 132 2| 2.5 2.8 5.3| 11.7 -5.9 5.8 2.9 0.44| 8.4 3.7 2500 152 7 117 3| 2.4 2.3 4.6| 15.7 -6.8 9.0 3.6 0.46| 7.3 3.4 3000 153 7 123 3| 2.6 1.9 4.5| 21.6 -6.8 14.9 5.0 0.51| 6.8 3.5 4000 152 8 126 4| 1.9 1.6 3.6| 24.3 -30.8 -6.5 -1.6 0.14| 7.3 1.0 5000 149 7 111 3| 1.7 1.3 3.1| 26.3 -33.5 -7.2 -1.4 0.10| 6.6 0.7 6000 145 6 98 3| 1.4 1.5 2.9| 27.1 -36.6 -9.5 -1.6 0.08| 6.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBBR/skewt/SBBR.skewt.20251206.12.gif