UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 31 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 95 SFC 949 556 26.6 20.6 70 6.0 22.3 290 6 304.3 307.3 297.3 352.8 16.30 2 946 585 27.6 20.6 66 7.0 22.5 287 7 305.6 308.6 297.6 354.6 16.36 3 925 789 26.6 19.6 65 7.0 21.6 285 15 306.5 309.4 297.4 353.7 15.71 4 850 1530 20.0 17.4 85 2.6 18.2 295 9 307.1 309.9 297.0 351.9 14.87 5 827 1766 17.8 16.9 94 0.9 17.2 299 11 307.2 310.0 297.0 351.8 14.81 6 769 2386 14.6 8.6 67 6.0 10.9 319 7 310.2 311.9 293.9 338.3 9.16 7 700 3175 8.6 7.5 93 1.1 7.9 5 5 312.0 313.8 294.5 340.8 9.34 8 690 3294 8.0 6.9 93 1.1 7.3 4 6 312.6 314.4 294.5 340.8 9.09 9 544 5230 0.2 -4.4 71 4.6 -2.1 345 8 325.3 326.3 294.8 342.1 5.08 10 500 5900 -5.1 -7.1 86 2.0 -6.1 335 6 326.8 327.7 294.7 341.8 4.49 11 491 6043 -6.3 -8.2 86 1.9 -7.2 328 7 327.1 327.9 294.6 341.1 4.20 12 454 6653 -9.3 -14.3 67 5.0 -11.3 312 10 330.7 331.3 294.4 340.3 2.78 13 403 7564 -15.9 -19.4 74 3.5 -17.0 14 9 333.6 334.0 294.5 340.8 2.04 14 400 7620 -16.3 -20.5 70 4.2 -17.6 20 9 333.8 334.2 294.4 340.4 1.87 15 389 7830 -17.3 -23.3 60 6.0 -19.0 0 11 335.2 335.5 294.4 340.6 1.50 16 387 7868 -17.1 -26.1 46 9.0 -19.5 1 10 335.9 336.2 294.4 340.2 1.18 17 383 7946 -17.3 -23.3 60 6.0 -19.0 3 10 336.7 337.0 294.8 342.2 1.53 18 378 8045 -17.1 -31.1 29 14.0 -20.3 5 9 338.2 338.3 294.6 341.0 0.75 19 377 8065 -17.1 -30.1 31 13.0 -20.2 6 9 338.4 338.6 294.7 341.6 0.83 20 362 8368 -19.9 -26.9 54 7.0 -21.7 358 7 338.7 338.9 295.0 343.0 1.17 21 311 9481 -26.5 -43.5 19 17.0 -28.8 261 3 344.5 344.5 295.6 345.5 0.26 22 300 9740 -28.7 -43.7 22 15.0 -30.6 240 4 344.9 345.0 295.7 346.0 0.27 23 255 10884 -38.5 -52.5 22 14.0 -39.5 222 7 346.9 346.9 296.0 347.3 0.12 24 250 11020 -39.5 -53.5 21 14.0 -40.4 220 7 347.3 347.4 296.1 347.8 0.10 25 248 11075 -39.9 -54.9 19 15.0 -40.8 220 7 347.5 347.6 296.2 347.9 0.09 26 226 11698 -44.7 -52.7 40 8.0 -45.2 216 12 349.6 349.6 296.7 350.1 0.13 27 220 11877 -46.1 -62.1 15 16.0 -46.7 202 17 350.1 350.1 296.7 350.3 0.04 28 200 12500 -50.9 -57.9 43 7.0 -51.1 190 15 352.2 352.2 297.2 352.5 0.08 29 195 12664 -52.3 -57.3 55 5.0 -52.5 182 14 352.5 352.5 297.3 352.9 0.08 30 159 13953 -63.3 -72.3 28 9.0 -63.4 108 8 355.1 355.1 297.7 355.1 0.01 31 150 14310 -65.5 -73.5 32 8.0 -65.5 25 4 357.2 357.3 298.2 357.3 0.01 32 119 15693 -73.5 -81.5 28 8.0 -73.5 41 24 367.0 367.0 300.0 367.0 0.00 33 100 16700 -77.9 -86.9 22 9.0 -77.9 25 16 377.2 377.2 301.8 377.2 0.00 34 83 17744 -83.3 -90.3 28 7.0 -83.3 65 22 386.9 386.9 303.3 386.9 0.00 35 80 17950 -79.3 -88.3 21 9.0 -79.3 65 22 399.2 399.2 305.1 399.2 0.00 36 70 18700 -81.3 -90.3 20 9.0 -81.3 70 19 410.5 410.5 306.6 410.5 0.00 37 63 19298 -80.1 -90.1 17 10.0 -80.1 75 26 425.7 425.7 308.4 425.7 0.00 38 61 19484 -75.9 -87.9 13 12.0 -75.9 85 25 438.9 438.9 309.8 439.0 0.00 39 58 19777 -76.7 -88.7 13 12.0 -76.7 76 35 443.5 443.5 310.2 443.5 0.00 40 50 20660 -65.7 -88.7 3 23.0 -66.0 110 31 488.7 488.7 314.1 488.7 0.00 41 46 21164 -66.5 -89.5 3 23.0 -66.8 110 30 498.5 498.5 314.8 498.5 0.00 42 45 21298 -63.9 -88.9 2 25.0 -64.3 106 32 508.0 508.0 315.5 508.0 0.00 43 33 23215 -59.3 -88.3 1 29.0 -60.2 88 29 567.3 567.3 319.0 567.3 0.00 44 30 23810 -59.9 -87.9 1 28.0 -60.8 90 27 581.3 581.3 319.8 581.4 0.01 45 28 24241 -59.7 -88.7 1 29.0 -60.7 90 32 593.5 593.5 320.3 593.5 0.01 TRP 83 17744 -83.3 -90.3 28 7.0 -83.3 65 22 386.9 386.9 303.3 386.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 542.34 mb = 5255.02 m = 17240.67 ft Wetbulb zero: 577.04 mb = 4749.62 m = 15582.54 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 80.13 % Est. max temperature: 30.88 C = 87.59 F Sfc-Lift cond lev (LCL): 869.74 mb = 1328.79 m = 4359.49 ft T: 21.79 C 700-500 lapse rate: 5.03 C/km ThetaE index: 16.29 C Layer 925.0- 700.0 mb Conv cond level (CCL): 820.66 mb = 1831.86 m = 6009.97 ft Mean mixing ratio: 15.47 g/kg Conv temperature: 29.80 C = 85.63 F Cap Strength: 0.55 C Lifted Index: -3.24 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.00 C Lifted Index @700 mb: -2.85 C Showalter Index: -2.83 C Risk: Severe thunderstorms possible Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 22.50 C K Index: 41.40 Risk: > 80 % chance of thunderstorms Sweat Index: 232.80 Risk: None Energy Index: -2.05 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 936.83 J/kg Max Up Vert Vel: 43.29 m/s Conv Inhibition (B-): 10.49 J/kg Cap Strength: 0.55 C Lift Cond Lev (LCL): 831.63 mb = 1718.13 m = 5636.84 ft Lev Free Conv (LFC): 796.63 mb = 2085.28 m = 6841.39 ft Equ Level (EL): 186.63 mb = 12941.57 m = 42458.71 ft B at Equ Level: 932.48 J/kg Max Parcel Lev (MPL): 96.63 mb = 16892.13 m = 55419.70 ft Wind level data Storm motion: 357 at 6 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 ---------------------------------------------------------- 0 949 556 290 6 5.6 -2.1 | 230 7 5.3 4.4 1 943 610 285 8 7.7 -2.1 | 239 9 7.4 4.4 2 925 789 285 15 14.5 -3.9 | 260 14 14.1 2.6 3 912 914 285 13 12.6 -3.4 | 256 13 12.2 3.1 4 850 1530 295 9 8.2 -3.8 | 251 8 7.8 2.6 5 821 1829 300 11 9.5 -5.5 | 264 9 9.2 1.0 6 792 2134 295 12 10.9 -5.1 | 263 11 10.5 1.4 7 764 2438 325 6 3.4 -4.9 | 244 3 3.1 1.5 8 700 3175 5 5 -0.4 -5.0 | 152 2 -0.8 1.5 9 635 3962 360 10 -0.0 -10.0 | 6 4 -0.4 -3.5 10 612 4267 350 10 1.7 -9.8 | 338 4 1.4 -3.4 11 589 4572 355 10 0.9 -10.0 | 352 4 0.5 -3.5 12 500 5900 335 6 2.5 -5.4 | 245 2 2.2 1.0 13 487 6096 325 7 4.0 -5.7 | 259 4 3.7 0.7 14 450 6706 310 10 7.7 -6.4 | 270 7 7.3 0.0 15 433 7010 320 13 8.4 -10.0 | 294 9 8.0 -3.5 16 400 7620 20 9 -3.1 -8.5 | 60 4 -3.4 -2.0 17 400 7620 355 12 1.0 -12.0 | 353 6 0.7 -5.5 18 368 8230 10 8 -1.4 -7.9 | 51 2 -1.7 -1.4 19 339 8839 310 1 0.8 -0.6 | 184 6 0.4 5.8 20 300 9740 240 4 3.5 2.0 | 200 9 3.1 8.5 21 250 11020 220 7 4.5 5.4 | 199 13 4.1 11.8 22 230 11582 225 10 7.1 7.1 | 206 15 6.7 13.5 23 219 11887 200 17 5.8 16.0 | 194 23 5.5 22.4 24 210 12192 185 16 1.4 15.9 | 183 22 1.0 22.4 25 200 12497 200 16 5.5 15.0 | 193 22 5.1 21.5 26 200 12500 190 15 2.6 14.8 | 186 21 2.3 21.2 27 182 13106 160 12 -4.1 11.3 | 166 18 -4.5 17.7 28 165 13716 160 10 -3.4 9.4 | 167 16 -3.8 15.8 29 150 14310 25 4 -1.7 -3.6 | 144 3 -2.0 2.8 30 142 14630 30 10 -5.0 -8.7 | 68 6 -5.4 -2.2 31 128 15240 55 20 -16.4 -11.5 | 73 17 -16.7 -5.0 32 116 15850 35 26 -14.9 -21.3 | 46 21 -15.3 -14.8 33 110 16154 10 18 -3.1 -17.7 | 17 12 -3.5 -11.3 34 100 16700 25 16 -6.8 -14.5 | 41 11 -7.1 -8.0 35 94 17069 25 16 -6.8 -14.5 | 41 11 -7.1 -8.0 36 89 17374 10 20 -3.5 -19.7 | 16 14 -3.8 -13.2 37 84 17678 65 21 -19.0 -8.9 | 83 20 -19.4 -2.4 38 83 17744 65 22 -19.9 -9.3 | 82 20 -20.3 -2.8 39 80 17983 65 22 -19.9 -9.3 | 82 20 -20.3 -2.8 40 75 18288 100 17 -16.7 3.0 | 119 20 -17.1 9.4 41 71 18593 90 19 -19.0 0.0 | 108 20 -19.4 6.5 42 70 18700 70 19 -17.9 -6.5 | 90 18 -18.2 -0.0 43 68 18898 70 16 -15.0 -5.5 | 94 15 -15.4 1.0 44 64 19202 70 26 -24.4 -8.9 | 84 25 -24.8 -2.4 45 61 19507 85 25 -24.9 -2.2 | 100 26 -25.3 4.3 46 58 19812 75 36 -34.8 -9.3 | 85 35 -35.1 -2.9 47 55 20117 70 27 -25.4 -9.2 | 84 26 -25.7 -2.8 48 52 20422 100 19 -18.7 3.3 | 117 21 -19.1 9.8 49 50 20660 110 31 -29.1 10.6 | 120 34 -29.5 17.1 50 49 20726 110 19 -17.9 6.5 | 125 22 -18.2 13.0 51 47 21031 115 29 -26.3 12.3 | 125 33 -26.6 18.7 52 45 21336 105 32 -30.9 8.3 | 115 35 -31.3 14.7 53 41 21946 85 32 -31.9 -2.8 | 96 32 -32.2 3.7 54 35 22860 100 36 -35.5 6.3 | 110 38 -35.8 12.7 55 33 23165 85 30 -29.9 -2.6 | 97 30 -30.2 3.8 56 32 23470 100 25 -24.6 4.3 | 113 27 -25.0 10.8 57 30 23774 110 27 -25.4 9.2 | 121 30 -25.7 15.7 58 30 23810 90 27 -27.0 0.0 | 103 28 -27.4 6.5 59 28 24079 90 32 -32.0 0.0 | 101 33 -32.4 6.5 60 24 24689 90 37 -37.0 0.0 | 100 38 -37.4 6.5 Wind Parameters Mean winds (0-6000m): 326.9 at 8.6 knts Storm direction: 356.9 at 6.5 knts Shear (0-3000m) pos: 2.1 neg: 1.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 165.4 deg Storm rel helicity (0-3000m) pos: 16.6 neg: -7.0 tot: 9.6 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.1 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 112.91 Bulk Shear: 8.30 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 ------------------------------------------------------------------------------- 500 285 12 254 12| 0.0 6.3 6.3| 11.8 -1.6 10.3 20.5 0.42| 10.3 4.3 1000 288 11 254 11| 1.7 3.1 4.8| 11.8 -3.0 8.8 8.8 0.27| 6.8 1.9 1500 291 11 256 10| 0.6 2.1 2.7| 15.9 -3.4 12.5 8.3 0.32| 5.6 1.8 2000 294 10 257 9| 2.3 1.6 3.8| 16.6 -5.6 11.0 5.5 0.15| 6.2 0.9 2500 300 9 257 8| 2.4 1.3 3.6| 16.6 -6.3 10.2 4.1 0.07| 5.5 0.4 3000 306 9 260 7| 2.1 1.0 3.2| 16.6 -7.0 9.6 3.2 -0.02| 5.1 -0.1 4000 320 9 275 5| 1.6 1.1 2.7| 17.3 -9.2 8.1 2.0 -0.07| 4.5 -0.3 5000 327 9 282 5| 1.3 0.9 2.2| 17.3 -11.2 6.1 1.2 -0.15| 4.0 -0.6 6000 327 9 280 4| 1.1 1.1 2.2| 18.8 -11.8 7.0 1.2 -0.12| 3.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251231.00.gif