UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for SBRB... Searching the city database file for: SBRB ... Date:0000Z 3 DEC 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 66 SFC 986 143 25.0 23.4 91 1.6 23.9 0 0 299.4 302.8 297.5 354.0 18.68 2 925 752 23.4 21.2 87 2.2 21.8 300 15 303.2 306.4 297.7 354.9 17.39 3 922 780 23.2 21.2 89 2.0 21.8 299 15 303.3 306.5 297.7 355.1 17.44 4 850 1487 18.8 16.6 87 2.2 17.3 275 17 305.8 308.5 296.2 348.2 14.12 5 700 3134 10.0 8.4 90 1.6 9.0 280 11 313.6 315.5 295.4 344.4 9.94 6 621 4121 4.6 2.6 87 2.0 3.4 305 9 318.3 319.7 294.8 342.0 7.46 7 580 4676 1.2 1.2 100 0.0 1.2 284 10 320.6 322.0 295.2 343.8 7.22 8 500 5860 -4.3 -4.6 98 0.3 -4.4 130 6 327.8 328.9 295.7 345.9 5.45 9 448 6720 -8.9 -9.4 96 0.5 -9.1 333 4 332.5 333.3 295.9 346.8 4.19 10 400 7590 -15.1 -19.1 71 4.0 -16.4 5 3 335.4 335.8 295.0 342.9 2.11 11 390 7781 -16.7 -21.7 65 5.0 -18.2 2 1 335.7 336.1 294.8 341.9 1.73 12 371 8155 -17.9 -19.2 90 1.3 -18.3 105 4 338.9 339.4 296.0 347.0 2.26 13 365 8277 -18.5 -20.6 83 2.1 -19.2 145 5 339.7 340.1 296.0 347.1 2.03 14 321 9223 -24.9 -25.6 94 0.7 -25.1 152 10 343.6 343.9 296.4 349.1 1.48 15 312 9429 -26.7 -28.1 88 1.4 -27.0 153 11 343.9 344.1 296.3 348.4 1.21 16 309 9499 -28.3 -40.3 31 12.0 -30.0 154 11 342.6 342.7 295.3 344.0 0.37 17 302 9663 -29.5 -44.5 22 15.0 -31.3 155 12 343.2 343.2 295.3 344.1 0.24 18 300 9710 -29.9 -43.9 24 14.0 -31.6 155 12 343.2 343.3 295.3 344.3 0.26 19 296 9806 -30.7 -45.7 22 15.0 -32.4 152 10 343.4 343.5 295.3 344.3 0.22 20 288 10000 -31.7 -41.7 37 10.0 -33.0 162 12 344.7 344.8 295.7 346.1 0.34 21 275 10326 -34.3 -50.3 18 16.0 -35.7 156 13 345.5 345.6 295.8 346.1 0.14 22 270 10455 -34.9 -44.9 35 10.0 -36.0 152 14 346.5 346.5 296.1 347.5 0.26 23 267 10533 -35.1 -37.4 79 2.3 -35.4 150 14 347.3 347.4 296.5 349.5 0.58 24 255 10853 -37.1 -41.5 64 4.4 -37.6 139 14 348.9 349.0 296.7 350.5 0.39 25 250 10990 -38.3 -42.8 63 4.5 -38.8 135 14 349.1 349.2 296.7 350.5 0.35 26 220 11854 -45.7 -49.2 68 3.5 -45.9 140 15 350.7 350.8 297.0 351.5 0.20 27 200 12480 -51.5 -56.0 58 4.5 -51.7 140 14 351.2 351.2 297.0 351.6 0.10 28 187 12912 -55.5 -59.6 60 4.1 -55.6 146 15 351.6 351.6 297.0 351.9 0.07 29 172 13440 -59.9 -63.3 64 3.4 -60.0 180 18 352.8 352.8 297.3 353.0 0.04 30 161 13850 -63.3 -70.3 38 7.0 -63.4 190 24 353.8 353.8 297.5 353.9 0.02 31 150 14280 -67.7 -72.7 49 5.0 -67.7 195 25 353.5 353.5 297.4 353.5 0.01 32 140 14690 -71.5 -76.4 48 4.9 -71.5 192 21 353.8 353.8 297.5 353.9 0.01 33 123 15440 -78.1 -82.9 46 4.8 -78.1 188 15 355.2 355.2 297.7 355.2 0.00 34 100 16610 -81.1 -85.7 46 4.6 -81.1 55 23 371.0 371.0 300.8 371.0 0.00 35 85 17514 -85.3 -90.2 41 4.9 -85.3 66 25 380.2 380.2 302.3 380.2 0.00 36 84 17579 -84.7 -89.7 41 5.0 -84.7 72 26 382.7 382.7 302.7 382.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 562.55 mb = 4933.97 m = 16187.38 ft Wetbulb zero: 563.05 mb = 4912.21 m = 16115.99 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 91.18 % Est. max temperature: 32.12 C = 89.82 F Sfc-Lift cond lev (LCL): 963.71 mb = 361.09 m = 1184.66 ft T: 24.43 C 700-500 lapse rate: 5.25 C/km ThetaE index: 13.14 C Layer 850.0- 580.0 mb Conv cond level (CCL): 875.88 mb = 1226.43 m = 4023.66 ft Mean mixing ratio: 17.48 g/kg Conv temperature: 30.54 C = 86.97 F Cap Strength: 1.38 C Lifted Index: -2.80 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.70 C Lifted Index @700 mb: -1.68 C Showalter Index: -0.69 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 20.90 C K Index: 38.10 Risk: > 80 % chance of thunderstorms Sweat Index: 239.20 Risk: None Energy Index: -0.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1060.48 J/kg Max Up Vert Vel: 46.05 m/s Conv Inhibition (B-): 20.22 J/kg Cap Strength: 1.38 C Lift Cond Lev (LCL): 909.08 mb = 903.06 m = 2962.75 ft Lev Free Conv (LFC): 834.08 mb = 1647.35 m = 5404.64 ft Equ Level (EL): 134.08 mb = 14940.00 m = 49015.16 ft B at Equ Level: 1057.72 J/kg Wind level data Storm motion: 315 at 8 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 ---------------------------------------------------------- 0 986 143 0 0 -0.0 -0.0 | 135 8 -5.8 5.7 1 969 305 215 1 0.6 0.8 | 141 8 -5.2 6.5 2 939 610 320 13 8.4 -10.0 | 329 5 2.6 -4.3 3 925 752 300 15 13.0 -7.5 | 284 7 7.2 -1.8 4 908 914 295 17 15.4 -7.2 | 279 10 9.6 -1.5 5 850 1487 275 17 16.9 -1.5 | 249 12 11.2 4.2 6 846 1524 275 17 16.9 -1.5 | 249 12 11.2 4.2 7 788 2134 280 13 12.8 -2.3 | 244 8 7.0 3.5 8 760 2438 285 15 14.5 -3.9 | 258 9 8.7 1.8 9 733 2743 290 12 11.3 -4.1 | 254 6 5.5 1.6 10 700 3134 280 11 10.8 -1.9 | 233 6 5.1 3.8 11 681 3353 280 10 9.8 -1.7 | 226 6 4.1 4.0 12 609 4267 310 9 6.9 -5.8 | 274 1 1.1 -0.1 13 565 4877 270 10 10.0 -0.0 | 216 7 4.2 5.7 14 500 5860 130 6 -4.6 3.9 | 133 14 -10.4 9.6 15 485 6096 310 4 3.1 -2.6 | 139 4 -2.7 3.1 16 400 7590 5 3 -0.3 -3.0 | 114 7 -6.0 2.7 17 382 7925 0 0 -0.0 -0.0 | 135 8 -5.8 5.7 18 367 8230 145 5 -2.9 4.1 | 139 13 -8.6 9.8 19 300 9710 155 12 -5.1 10.9 | 147 20 -10.9 16.6 20 298 9754 150 10 -5.0 8.7 | 143 18 -10.8 14.4 21 285 10058 165 12 -3.1 11.6 | 153 19 -8.9 17.3 22 262 10668 145 15 -8.6 12.3 | 141 23 -14.4 18.0 23 250 10990 135 14 -9.9 9.9 | 135 22 -15.7 15.6 24 239 11278 125 15 -12.3 8.6 | 128 23 -18.1 14.3 25 209 12192 150 15 -7.5 13.0 | 145 23 -13.3 18.7 26 200 12480 140 14 -9.0 10.7 | 138 22 -14.8 16.4 27 190 12802 140 14 -9.0 10.7 | 138 22 -14.8 16.4 28 172 13411 180 18 0.0 18.0 | 166 24 -5.8 23.7 29 156 14021 195 26 6.7 25.1 | 182 31 0.9 30.8 30 150 14280 195 25 6.5 24.1 | 181 30 0.7 29.9 31 114 15850 185 11 1.0 11.0 | 164 17 -4.8 16.7 32 108 16154 150 5 -2.5 4.3 | 140 13 -8.3 10.0 33 103 16459 85 16 -15.9 -1.4 | 101 22 -21.7 4.3 34 100 16610 55 23 -18.8 -13.2 | 73 26 -24.6 -7.5 35 97 16764 60 23 -19.9 -11.5 | 77 26 -25.7 -5.8 36 87 17374 55 23 -18.8 -13.2 | 73 26 -24.6 -7.5 37 82 17678 80 28 -27.6 -4.9 | 91 33 -33.4 0.8 Wind Parameters Mean winds (0-6000m): 284.6 at 10.8 knts Storm direction: 314.6 at 8.1 knts Shear (0-3000m) pos: 0.8 neg: 2.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 98.2 deg Storm rel helicity (0-3000m) pos: 27.8 neg: -29.6 tot: -1.8 m^2/s^2 ave: -0.6 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.1 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 176.60 Bulk Shear: 6.00 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 ------------------------------------------------------------------------------- 500 314 5 136 3| 0.0 13.9 13.9| 23.4 0.0 23.4 46.8 0.92| 19.9 18.2 1000 300 11 265 4| 0.0 8.7 8.7| 23.4 -13.4 9.9 9.9 0.39| 14.5 5.7 1500 290 13 260 6| 0.0 5.6 5.6| 23.4 -23.4 0.0 0.0 0.24| 11.1 2.7 2000 287 13 255 7| 0.9 4.2 5.0| 23.4 -25.1 -1.8 -0.9 0.20| 9.2 1.8 2500 286 14 255 7| 0.9 3.3 4.3| 27.8 -25.7 2.1 0.9 0.22| 8.2 1.8 3000 286 13 254 7| 0.8 2.5 3.3| 27.8 -29.6 -1.8 -0.6 0.15| 7.4 1.1 4000 287 12 250 6| 1.2 1.9 3.1| 29.5 -30.7 -1.2 -0.3 0.15| 6.3 0.9 5000 286 12 246 6| 1.0 1.9 2.8| 29.6 -45.4 -15.7 -3.1 -0.00| 6.4 -0.0 6000 285 11 238 6| 1.3 1.1 2.4| 50.4 -93.9 -43.6 -7.3 -0.09| 7.8 -0.7 Wrote GIF file: /home/apache/climate/data/raob//SBRB/skewt/SBRB.skewt.20251203.00.gif