UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:1200Z 16 DEC 25 Station: SBCG WMO ident: 83612 Latitude: -20.47 Longitude: -54.67 Elevation: 556.00 ------------------------------------------------------------------------------- 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 89 SFC 948 556 20.0 18.8 93 1.2 19.2 60 11 297.7 300.3 294.3 339.8 14.56 2 936 666 19.6 18.1 91 1.5 18.6 52 11 298.3 300.9 294.1 339.3 14.10 3 932 704 20.8 16.9 78 3.9 18.1 53 10 299.9 302.3 293.9 338.3 13.11 4 925 769 20.2 16.8 81 3.4 17.9 55 10 300.0 302.4 293.9 338.4 13.12 5 917 844 19.4 16.4 83 3.0 17.4 146 6 299.9 302.2 293.7 337.6 12.90 6 914 872 22.4 14.4 61 8.0 17.1 180 4 303.2 305.3 293.6 337.0 11.35 7 900 1007 24.2 12.2 47 12.0 16.4 228 4 306.4 308.3 293.4 336.5 9.97 8 899 1017 24.2 12.2 47 12.0 16.4 228 5 306.5 308.4 293.5 336.6 9.98 9 850 1506 21.0 11.0 53 10.0 14.6 230 13 308.1 310.0 293.7 337.7 9.74 10 700 3157 10.8 3.8 62 7.0 6.7 235 34 314.4 315.8 293.6 337.0 7.20 11 690 3277 10.2 3.2 62 7.0 6.2 241 35 315.1 316.4 293.6 337.1 7.00 12 603 4379 0.2 0.2 100 0.0 0.2 258 32 315.9 317.1 293.4 336.3 6.45 13 557 5014 -2.3 -2.3 100 0.0 -2.3 262 25 320.2 321.3 294.0 338.9 5.81 14 552 5085 -1.9 -2.0 99 0.1 -2.0 269 23 321.5 322.7 294.6 340.9 6.00 15 500 5870 -4.3 -4.5 99 0.2 -4.4 290 21 327.8 328.9 295.7 346.0 5.49 16 486 6094 -5.3 -5.7 97 0.4 -5.5 295 21 329.2 330.3 295.8 346.5 5.15 17 400 7600 -13.5 -14.7 91 1.2 -14.0 315 21 337.4 338.1 296.3 348.2 3.06 18 371 8169 -17.3 -18.6 90 1.3 -17.7 306 20 339.7 340.2 296.3 348.3 2.38 19 313 9424 -25.7 -28.1 80 2.4 -26.3 313 23 345.0 345.2 296.5 349.5 1.21 20 300 9730 -27.9 -30.2 81 2.3 -28.4 300 22 346.1 346.3 296.6 350.0 1.04 21 280 10221 -31.9 -34.7 76 2.8 -32.4 302 22 347.2 347.4 296.6 350.0 0.72 22 250 11010 -38.3 -41.5 72 3.2 -38.7 305 24 349.1 349.2 296.8 350.7 0.40 23 224 11759 -44.9 -48.4 68 3.5 -45.2 311 25 350.1 350.2 296.8 351.0 0.21 24 216 12003 -47.1 -51.4 61 4.3 -47.3 313 26 350.4 350.4 296.8 351.0 0.16 25 213 12096 -47.9 -51.6 65 3.7 -48.1 314 26 350.5 350.6 296.9 351.2 0.15 26 204 12380 -50.5 -55.1 58 4.6 -50.7 300 26 350.8 350.8 296.9 351.3 0.11 27 200 12510 -51.5 -55.9 59 4.4 -51.7 290 26 351.2 351.2 297.0 351.6 0.10 28 183 13080 -56.5 -61.0 57 4.5 -56.6 292 26 352.1 352.1 297.1 352.4 0.06 29 150 14310 -67.7 -72.3 52 4.6 -67.7 300 33 353.5 353.5 297.4 353.5 0.01 30 130 15150 -75.7 -79.4 56 3.7 -75.7 304 29 353.9 353.9 297.5 353.9 0.01 31 123 15466 -78.1 -83.0 45 4.9 -78.1 325 30 355.2 355.2 297.7 355.2 0.00 32 114 15903 -74.3 -84.3 20 10.0 -74.3 5 20 370.0 370.0 300.6 370.1 0.00 33 107 16270 -74.5 -87.5 12 13.0 -74.5 337 17 376.4 376.4 301.6 376.4 0.00 34 100 16660 -76.5 -87.5 16 11.0 -76.5 275 18 379.9 379.9 302.2 379.9 0.00 35 82 17784 -83.1 -89.1 34 6.0 -83.1 323 11 388.6 388.6 303.6 388.6 0.00 36 71 18599 -77.1 -87.1 19 10.0 -77.1 105 25 417.7 417.7 307.4 417.8 0.00 37 70 18680 -77.3 -87.3 19 10.0 -77.3 110 38 419.0 419.0 307.6 419.0 0.00 38 65 19102 -79.7 -88.7 21 9.0 -79.7 110 40 422.7 422.7 308.0 422.8 0.00 39 57 19847 -78.5 -88.5 18 10.0 -78.6 82 42 441.6 441.6 310.0 441.7 0.00 40 50 20620 -64.5 -88.5 2 24.0 -64.8 105 34 491.5 491.5 314.3 491.5 0.00 41 34 22965 -66.7 -89.7 3 23.0 -67.1 62 20 543.0 543.0 317.7 543.0 0.00 TRP 123 15466 -78.1 -83.0 45 4.9 -78.1 325 30 355.2 355.2 297.7 355.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 599.32 mb = 4429.99 m = 14533.91 ft Wetbulb zero: 599.43 mb = 4426.71 m = 14523.15 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 75.50 % Est. max temperature: 32.37 C = 90.26 F Sfc-Lift cond lev (LCL): 931.68 mb = 706.56 m = 2318.08 ft T: 20.77 C 700-500 lapse rate: 5.57 C/km ThetaE index: 1.87 C Layer 917.0- 899.0 mb Conv cond level (CCL): 686.18 mb = 3322.39 m = 10900.10 ft Mean mixing ratio: 11.16 g/kg Conv temperature: 37.19 C = 98.94 F Cap Strength: 5.53 C Lifted Index: 3.47 C Risk: None Lifted Index @300 mb: 7.59 C Lifted Index @700 mb: 3.87 C Showalter Index: 3.41 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 15.30 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 179.00 Risk: None Energy Index: 1.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.26 J/kg Max Up Vert Vel: 10.61 m/s Conv Inhibition (B-): 388.53 J/kg Cap Strength: 5.53 C Lift Cond Lev (LCL): 796.48 mb = 2058.98 m = 6755.09 ft Lev Free Conv (LFC): 611.48 mb = 4264.98 m = 13992.54 ft Equ Level (EL): 571.48 mb = 4808.33 m = 15775.16 ft B at Equ Level: 55.46 J/kg Max Parcel Lev (MPL): 511.48 mb = 5689.91 m = 18667.45 ft Wind level data Storm motion: 285 at 17 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 ---------------------------------------------------------- 0 948 556 60 11 -9.5 -5.5 | 88 26 -26.3 -1.0 1 942 610 50 11 -8.4 -7.1 | 84 25 -25.2 -2.6 2 925 769 55 10 -8.2 -5.7 | 87 25 -25.0 -1.2 3 910 914 230 2 1.5 1.3 | 111 16 -15.2 5.8 4 878 1219 225 10 7.1 7.1 | 140 15 -9.7 11.6 5 850 1506 230 13 10.0 8.4 | 152 15 -6.8 12.9 6 790 2134 240 18 15.6 9.0 | 175 14 -1.2 13.5 7 762 2438 230 26 19.9 16.7 | 188 21 3.1 21.2 8 735 2743 230 29 22.2 18.6 | 193 24 5.4 23.1 9 700 3157 235 34 27.9 19.5 | 205 26 11.1 24.0 10 683 3353 245 35 31.7 14.8 | 218 24 14.9 19.3 11 658 3658 255 34 32.8 8.8 | 230 21 16.1 13.3 12 610 4267 260 32 31.5 5.6 | 236 18 14.7 10.1 13 587 4572 255 33 31.9 8.5 | 229 20 15.1 13.0 14 566 4877 250 29 27.3 9.9 | 216 18 10.5 14.4 15 545 5182 280 19 18.7 -3.3 | 238 2 1.9 1.2 16 524 5486 290 21 19.7 -7.2 | 312 4 3.0 -2.7 17 505 5791 275 18 17.9 -1.6 | 201 3 1.2 2.9 18 500 5870 290 21 19.7 -7.2 | 312 4 3.0 -2.7 19 486 6096 295 21 19.0 -8.9 | 333 5 2.3 -4.4 20 449 6706 290 20 18.8 -6.8 | 319 3 2.0 -2.3 21 432 7010 320 18 11.6 -13.8 | 29 11 -5.2 -9.3 22 400 7600 315 21 14.8 -14.8 | 11 11 -1.9 -10.3 23 367 8230 305 20 16.4 -11.5 | 3 7 -0.4 -7.0 24 353 8534 300 20 17.3 -10.0 | 354 6 0.5 -5.5 25 338 8839 310 25 19.2 -16.1 | 348 12 2.4 -11.6 26 325 9144 325 23 13.2 -18.8 | 14 15 -3.6 -14.3 27 300 9730 300 22 19.1 -11.0 | 341 7 2.3 -6.5 28 299 9754 300 21 18.2 -10.5 | 347 6 1.4 -6.0 29 250 11010 305 24 19.7 -13.8 | 343 10 2.9 -9.3 30 210 12192 315 26 18.4 -18.4 | 353 14 1.6 -13.9 31 200 12510 290 26 24.4 -8.9 | 300 9 7.7 -4.4 32 191 12802 290 25 23.5 -8.6 | 301 8 6.7 -4.0 33 150 14310 300 33 28.6 -16.5 | 315 17 11.8 -12.0 34 150 14326 295 34 30.8 -14.4 | 305 17 14.0 -9.9 35 128 15240 305 28 22.9 -16.1 | 332 13 6.2 -11.6 36 123 15466 325 30 17.2 -24.6 | 359 20 0.4 -20.1 37 121 15545 315 34 24.0 -24.0 | 340 21 7.3 -19.5 38 115 15850 5 20 -1.7 -19.9 | 50 24 -18.5 -15.4 39 109 16154 5 19 -1.7 -18.9 | 52 23 -18.4 -14.4 40 104 16459 290 15 14.1 -5.1 | 77 3 -2.7 -0.6 41 100 16660 275 18 17.9 -1.6 | 201 3 1.2 2.9 42 93 17069 275 18 17.9 -1.6 | 201 3 1.2 2.9 43 88 17374 310 10 7.7 -6.4 | 78 9 -9.1 -1.9 44 79 17983 330 12 6.0 -10.4 | 61 12 -10.8 -5.9 45 75 18288 75 23 -22.2 -6.0 | 88 39 -39.0 -1.4 46 71 18593 105 24 -23.2 6.2 | 105 41 -40.0 10.7 47 70 18680 110 38 -35.7 13.0 | 108 55 -52.5 17.5 48 64 19202 110 41 -38.5 14.0 | 109 58 -55.3 18.5 49 61 19507 100 46 -45.3 8.0 | 101 63 -62.1 12.5 50 58 19812 80 42 -41.4 -7.3 | 87 58 -58.1 -2.8 51 55 20117 90 43 -43.0 0.0 | 94 60 -59.8 4.5 52 52 20422 75 37 -35.7 -9.6 | 84 53 -52.5 -5.1 53 50 20620 105 34 -32.8 8.8 | 105 51 -49.6 13.3 54 49 20726 105 31 -29.9 8.0 | 105 48 -46.7 12.5 55 43 21336 90 28 -28.0 0.0 | 96 45 -44.8 4.5 56 38 21946 95 24 -23.9 2.1 | 99 41 -40.7 6.6 57 31 22860 30 17 -8.5 -14.7 | 68 27 -25.3 -10.2 58 27 23470 75 15 -14.5 -3.9 | 91 31 -31.3 0.6 Wind Parameters Mean winds (0-6000m): 255.0 at 23.2 knts Storm direction: 285.0 at 17.4 knts Shear (0-3000m) pos: 6.3 neg: 1.8 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 138.1 deg Storm rel helicity (0-3000m) pos: 254.8 neg: -12.3 tot: 242.5 m^2/s^2 ave: 80.8 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 7.9 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.47 Bulk Shear: 120.66 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 55 7 91 23| 17.1 0.0 17.1| 84.4 -12.3 72.1 144.2 0.58| 23.5 13.6 1000 221 9 136 16| 12.5 0.0 12.5|115.1 -12.3 102.8 102.8 0.69| 15.8 10.8 1500 232 11 145 14| 9.7 0.0 9.7|131.6 -12.3 119.3 79.6 0.72| 12.1 8.8 2000 233 14 156 14| 7.3 2.7 10.0|155.5 -12.3 143.2 71.6 0.67| 11.8 7.9 2500 232 17 168 15| 7.0 2.1 9.2|187.4 -12.3 175.1 70.0 0.69| 10.7 7.4 3000 236 20 179 16| 6.3 1.8 8.1|254.8 -12.3 242.5 80.8 0.73| 10.9 7.9 4000 244 23 196 15| 4.6 1.5 6.1|273.2 -22.2 251.0 62.7 0.66| 9.2 6.1 5000 249 24 202 14| 2.6 1.2 3.8|286.0 -43.6 242.4 48.5 0.51| 10.0 5.1 6000 255 23 208 12| 2.3 1.1 3.4|290.7 -46.5 244.1 40.7 0.48| 9.4 4.5 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251216.12.gif