UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 17 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 98 SFC 949 556 22.6 20.7 89 1.9 21.3 180 6 300.2 303.2 296.3 348.3 16.41 2 925 777 20.8 20.0 95 0.8 20.2 170 14 300.6 303.5 296.1 347.9 16.11 3 900 1015 19.2 19.2 100 0.0 19.2 164 15 301.3 304.2 296.1 347.6 15.75 4 850 1509 16.8 16.8 100 0.0 16.8 160 17 303.7 306.4 295.8 346.2 14.31 5 797 2057 14.2 14.1 99 0.1 14.1 169 19 306.6 309.0 295.6 345.1 12.80 6 762 2437 13.4 10.7 84 2.7 11.7 175 16 309.7 311.7 294.8 342.3 10.67 7 755 2515 13.6 7.6 67 6.0 9.9 170 16 310.7 312.4 293.7 337.5 8.71 8 702 3126 10.0 8.4 90 1.6 9.0 155 10 313.3 315.2 295.3 344.0 9.91 9 700 3150 10.0 8.3 89 1.7 8.9 155 10 313.6 315.4 295.3 344.2 9.87 10 671 3501 8.2 5.8 85 2.4 6.8 155 10 315.4 317.0 294.9 342.5 8.66 11 642 3866 7.4 0.4 61 7.0 3.5 163 9 318.5 319.7 293.9 338.1 6.15 12 640 3892 7.2 0.2 61 7.0 3.4 164 9 318.5 319.7 293.8 338.0 6.08 13 605 4352 3.6 0.9 82 2.7 2.1 181 8 319.5 320.8 294.6 341.2 6.77 14 500 5880 -4.3 -14.3 46 10.0 -8.3 220 7 327.8 328.3 293.4 336.5 2.53 15 477 6250 -6.7 -14.7 53 8.0 -9.8 249 10 329.3 329.8 293.9 338.1 2.56 16 467 6415 -7.1 -9.2 85 2.1 -8.1 275 13 330.8 331.6 295.4 344.6 4.08 17 464 6466 -7.3 -9.7 83 2.4 -8.4 276 13 331.1 331.9 295.4 344.6 3.95 18 462 6499 -6.5 -10.4 74 3.9 -8.2 277 13 332.5 333.3 295.6 345.4 3.75 19 428 7093 -10.7 -12.3 88 1.6 -11.4 276 15 334.5 335.3 295.8 346.6 3.48 20 400 7610 -14.3 -15.2 93 0.9 -14.6 240 18 336.4 337.0 295.9 346.7 2.94 21 399 7629 -14.3 -15.2 93 0.9 -14.6 240 18 336.6 337.2 296.0 347.0 2.94 22 360 8402 -19.3 -20.2 93 0.9 -19.6 251 17 340.0 340.4 296.1 347.7 2.13 23 345 8719 -20.3 -25.3 64 5.0 -21.7 243 16 342.8 343.1 296.2 348.1 1.42 24 305 9621 -26.7 -31.4 64 4.7 -27.7 291 18 346.1 346.3 296.5 349.6 0.91 25 300 9740 -27.9 -31.9 69 4.0 -28.7 295 17 346.1 346.2 296.5 349.4 0.88 26 292 9933 -29.9 -31.6 85 1.7 -30.2 297 18 345.9 346.1 296.5 349.5 0.93 27 282 10181 -31.7 -32.8 90 1.1 -31.9 298 20 346.8 347.0 296.7 350.1 0.86 28 280 10231 -31.9 -36.4 64 4.5 -32.6 299 20 347.2 347.3 296.5 349.6 0.61 29 270 10487 -34.1 -37.8 69 3.7 -34.6 298 22 347.6 347.7 296.6 349.8 0.55 30 257 10830 -37.1 -41.6 63 4.5 -37.6 292 23 348.1 348.2 296.5 349.7 0.39 31 250 11020 -38.5 -42.2 68 3.7 -38.9 295 23 348.8 348.9 296.7 350.3 0.37 32 240 11299 -41.1 -43.0 82 1.9 -41.3 305 20 349.0 349.1 296.7 350.5 0.36 33 227 11675 -44.3 -48.6 62 4.3 -44.6 302 20 349.7 349.8 296.8 350.6 0.20 34 213 12098 -47.9 -49.2 86 1.3 -48.0 298 20 350.5 350.6 297.0 351.4 0.20 35 203 12413 -50.5 -57.5 43 7.0 -50.8 296 20 351.3 351.3 297.0 351.6 0.08 36 200 12510 -51.5 -55.5 62 4.0 -51.7 300 22 351.2 351.2 297.0 351.7 0.10 37 199 12542 -51.7 -55.2 66 3.5 -51.8 301 22 351.4 351.4 297.0 351.9 0.11 38 186 12977 -55.5 -58.6 68 3.1 -55.6 310 21 352.1 352.1 297.1 352.4 0.08 39 177 13290 -58.3 -59.9 82 1.6 -58.3 317 21 352.5 352.6 297.3 352.8 0.07 40 168 13616 -61.1 -64.6 63 3.5 -61.2 319 21 353.2 353.2 297.4 353.4 0.04 41 150 14310 -66.9 -73.9 37 7.0 -67.0 315 20 354.8 354.8 297.7 354.9 0.01 42 147 14432 -67.7 -79.7 17 12.0 -67.8 315 19 355.5 355.5 297.8 355.5 0.00 43 143 14599 -67.7 -83.7 8 16.0 -67.8 307 15 358.3 358.3 298.4 358.3 0.00 44 115 15878 -78.9 -83.3 48 4.4 -78.9 358 16 360.6 360.6 298.8 360.6 0.00 45 110 16131 -80.1 -85.1 43 5.0 -80.1 17 17 362.9 362.9 299.2 362.9 0.00 46 100 16670 -80.9 -87.9 30 7.0 -80.9 155 5 371.4 371.4 300.8 371.4 0.00 47 89 17317 -84.5 -89.3 42 4.8 -84.5 105 17 376.8 376.8 301.7 376.8 0.00 48 76 18202 -77.1 -87.1 19 10.0 -77.1 68 17 409.7 409.7 306.5 409.7 0.00 49 70 18670 -79.1 -89.1 18 10.0 -79.1 55 23 415.2 415.2 307.2 415.2 0.00 50 67 18921 -75.9 -86.9 16 11.0 -75.9 50 23 427.3 427.3 308.6 427.3 0.00 51 57 19862 -72.5 -88.5 7 16.0 -72.6 81 7 455.3 455.3 311.4 455.3 0.00 52 52 20400 -73.9 -89.9 7 16.0 -74.0 84 11 464.1 464.1 312.1 464.1 0.00 53 50 20630 -71.3 -89.3 5 18.0 -71.4 75 19 475.5 475.5 313.1 475.5 0.00 54 43 21528 -68.3 -89.3 3 21.0 -68.5 60 26 503.8 503.8 315.2 503.8 0.00 55 40 21970 -61.3 -87.3 2 26.0 -61.9 40 12 531.9 531.9 317.1 531.9 0.00 56 37 22451 -63.3 -87.3 2 24.0 -63.8 90 14 538.8 538.8 317.5 538.8 0.01 57 33 23159 -60.3 -86.3 2 26.0 -61.1 124 34 564.6 564.7 318.9 564.7 0.01 TRP 89 17317 -84.5 -89.3 42 4.8 -84.5 105 17 376.8 376.8 301.7 376.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 557.15 mb = 5048.37 m = 16562.70 ft Wetbulb zero: 584.04 mb = 4634.78 m = 15205.78 ft Precipitable water: 1.98 inches Sfc-500 mean rel hum: 80.01 % Est. max temperature: 28.80 C = 83.84 F Sfc-Lift cond lev (LCL): 923.28 mb = 793.16 m = 2602.20 ft T: 20.69 C 700-500 lapse rate: 5.24 C/km ThetaE index: 10.77 C Layer 925.0- 702.0 mb Conv cond level (CCL): 892.97 mb = 1083.10 m = 3553.43 ft Mean mixing ratio: 15.53 g/kg Conv temperature: 24.00 C = 75.20 F Cap Strength: 0.88 C Lifted Index: -0.45 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.90 C Lifted Index @700 mb: 0.14 C Showalter Index: 0.02 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 21.10 C K Index: 36.20 Risk: > 80 % chance of thunderstorms Sweat Index: 242.60 Risk: None Energy Index: -1.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.72 J/kg Max Up Vert Vel: 11.72 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.85 C Lift Cond Lev (LCL): 892.99 mb = 1082.91 m = 3552.82 ft Lev Free Conv (LFC): 887.99 mb = 1131.41 m = 3711.93 ft Equ Level (EL): 767.99 mb = 2370.78 m = 7778.04 ft B at Equ Level: 27.13 J/kg Max Parcel Lev (MPL): 337.99 mb = 8868.96 m = 29097.30 ft Wind level data Storm motion: 208 at 9 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 ---------------------------------------------------------- 0 949 556 180 6 0.0 6.0 | 65 5 -4.3 -2.0 1 943 610 190 5 0.9 4.9 | 48 5 -3.4 -3.1 2 925 777 170 14 -2.4 13.8 | 131 9 -6.7 5.8 3 910 914 165 14 -3.6 13.5 | 125 10 -7.9 5.5 4 850 1509 160 17 -5.8 16.0 | 128 13 -10.1 7.9 5 848 1524 160 17 -5.8 16.0 | 128 13 -10.1 7.9 6 818 1829 165 20 -5.2 19.3 | 140 15 -9.5 11.3 7 789 2134 170 19 -3.3 18.7 | 145 13 -7.6 10.7 8 761 2438 175 16 -1.4 15.9 | 144 10 -5.7 7.9 9 735 2743 155 14 -5.9 12.7 | 115 11 -10.2 4.7 10 700 3150 155 10 -4.2 9.1 | 97 9 -8.5 1.0 11 658 3658 155 10 -4.2 9.1 | 97 9 -8.5 1.0 12 610 4267 180 8 0.0 8.0 | 90 4 -4.3 -0.0 13 545 5182 195 13 3.4 12.6 | 168 5 -0.9 4.5 14 525 5486 220 10 6.4 7.7 | 280 2 2.1 -0.4 15 500 5880 220 7 4.5 5.4 | 356 3 0.2 -2.7 16 486 6096 225 7 4.9 4.9 | 348 3 0.7 -3.1 17 468 6401 275 13 13.0 -1.1 | 317 13 8.7 -9.2 18 432 7010 285 15 14.5 -3.9 | 319 16 10.2 -11.9 19 416 7315 250 16 15.0 5.5 | 283 11 10.7 -2.6 20 400 7610 240 18 15.6 9.0 | 265 11 11.3 1.0 21 383 7925 240 18 15.6 9.0 | 265 11 11.3 1.0 22 368 8230 255 18 17.4 4.7 | 284 14 13.1 -3.4 23 339 8839 240 16 13.9 8.0 | 270 10 9.6 -0.0 24 325 9144 250 20 18.8 6.8 | 275 15 14.5 -1.2 25 312 9449 285 20 19.3 -5.2 | 311 20 15.0 -13.2 26 300 9740 295 17 15.4 -7.2 | 324 19 11.1 -15.2 27 275 10363 300 21 18.2 -10.5 | 323 23 13.9 -18.5 28 252 10973 290 24 22.6 -8.2 | 312 24 18.3 -16.2 29 250 11020 295 23 20.8 -9.7 | 317 24 16.6 -17.7 30 241 11278 305 20 16.4 -11.5 | 328 23 12.1 -19.5 31 200 12497 295 20 18.1 -8.5 | 320 22 13.8 -16.5 32 200 12510 300 22 19.1 -11.0 | 322 24 14.8 -19.0 33 173 13411 320 21 13.5 -16.1 | 339 26 9.2 -24.1 34 150 14310 315 20 14.1 -14.1 | 336 24 9.8 -22.2 35 150 14326 320 21 13.5 -16.1 | 339 26 9.2 -24.1 36 142 14630 305 14 11.5 -8.0 | 336 18 7.2 -16.1 37 135 14935 340 12 4.1 -11.3 | 1 19 -0.2 -19.3 38 128 15240 350 15 2.6 -14.8 | 4 23 -1.7 -22.8 39 121 15545 335 14 5.9 -12.7 | 356 21 1.6 -20.7 40 109 16154 20 17 -5.8 -16.0 | 23 26 -10.1 -24.0 41 104 16459 25 10 -4.2 -9.1 | 26 19 -8.5 -17.1 42 100 16670 155 5 -2.1 4.5 | 61 7 -6.4 -3.5 43 93 17069 155 5 -2.1 4.5 | 61 7 -6.4 -3.5 44 89 17317 105 17 -16.4 4.4 | 80 21 -20.7 -3.6 45 83 17678 80 18 -17.7 -3.1 | 63 25 -22.0 -11.2 46 79 17983 50 17 -13.0 -10.9 | 42 26 -17.3 -19.0 47 75 18288 75 17 -16.4 -4.4 | 59 24 -20.7 -12.4 48 70 18670 55 23 -18.8 -13.2 | 47 31 -23.1 -21.2 49 64 19202 45 24 -17.0 -17.0 | 40 33 -21.3 -25.0 50 55 20117 95 1 -1.0 0.1 | 34 10 -5.3 -7.9 51 50 20630 75 19 -18.4 -4.9 | 60 26 -22.6 -12.9 52 49 20726 85 13 -13.0 -1.1 | 62 20 -17.2 -9.2 53 43 21336 60 26 -22.5 -13.0 | 52 34 -26.8 -21.0 54 40 21641 35 12 -6.9 -9.8 | 32 21 -11.2 -17.9 55 38 21946 75 10 -9.7 -2.6 | 53 18 -14.0 -10.6 56 35 22250 120 21 -18.2 10.5 | 96 23 -22.5 2.5 57 33 22555 125 34 -27.9 19.5 | 110 34 -32.1 11.5 58 27 23470 105 32 -30.9 8.3 | 90 35 -35.2 0.3 Wind Parameters Mean winds (0-6000m): 178.1 at 12.1 knts Storm direction: 208.1 at 9.1 knts Shear (0-3000m) pos: 0.6 neg: 1.1 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 32.2 deg Storm rel helicity (0-3000m) pos: 23.1 neg: -24.1 tot: -1.0 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 147.98 Bulk Shear: 0.46 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 ------------------------------------------------------------------------------- 500 169 12 118 7| 0.0 9.4 9.4| 7.3 -1.3 6.0 12.1 0.53| 10.8 5.7 1000 165 14 124 10| 0.0 6.1 6.1| 9.6 -1.3 8.3 8.3 0.47| 6.9 3.2 1500 165 16 130 11| 1.1 4.1 5.2| 22.0 -1.3 20.8 13.8 0.54| 6.1 3.3 2000 167 16 133 11| 0.8 2.1 3.0| 23.1 -7.3 15.8 7.9 0.33| 6.0 2.0 2500 165 15 130 11| 0.7 1.4 2.1| 23.1 -22.3 0.8 0.3 0.07| 6.1 0.5 3000 164 15 126 10| 0.6 1.1 1.6| 23.1 -24.1 -1.0 -0.3 0.05| 5.3 0.3 4000 165 13 121 9| 1.0 0.8 1.8| 25.0 -25.0 -0.0 -0.0 0.07| 4.7 0.3 5000 171 13 125 8| 1.3 0.6 1.9| 32.4 -25.0 7.4 1.5 0.25| 4.8 1.2 6000 178 12 131 6| 1.8 0.5 2.4| 36.4 -28.2 8.2 1.4 0.19| 5.3 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251217.00.gif