UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 9 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 54 SFC 944 556 22.2 22.0 99 0.2 22.1 130 7 300.3 303.5 297.3 352.8 17.90 2 925 736 21.2 20.8 98 0.4 20.9 355 15 301.0 304.1 296.8 350.8 16.95 3 922 764 21.0 21.0 100 0.0 21.0 352 16 301.1 304.2 297.0 351.7 17.22 4 850 1468 18.0 17.6 98 0.4 17.7 315 19 305.0 307.8 296.6 350.0 15.07 5 700 3112 10.6 7.8 83 2.8 8.9 285 23 314.2 316.0 295.3 343.9 9.54 6 635 3919 6.8 3.3 78 3.5 4.8 280 21 318.8 320.3 295.1 343.2 7.67 7 571 4783 0.4 0.4 100 0.0 0.4 284 16 321.1 322.5 295.1 343.4 6.92 8 500 5840 -4.5 -6.1 89 1.6 -5.3 320 15 327.6 328.5 295.2 343.7 4.86 9 488 6031 -5.3 -5.3 100 0.0 -5.3 313 18 328.9 329.9 295.8 346.5 5.29 10 443 6786 -8.9 -11.0 85 2.1 -9.8 299 15 333.5 334.3 295.8 346.4 3.73 11 437 6892 -9.5 -13.0 76 3.5 -10.9 304 15 334.1 334.7 295.6 345.2 3.22 12 400 7570 -14.3 -16.6 83 2.3 -15.2 325 17 336.4 336.9 295.7 345.6 2.61 13 371 8139 -17.5 -18.6 91 1.1 -17.9 285 14 339.5 340.0 296.2 348.0 2.38 14 350 8574 -20.1 -22.6 80 2.5 -20.8 261 8 341.7 342.0 296.2 348.2 1.78 15 300 9700 -28.5 -31.5 75 3.0 -29.1 280 20 345.2 345.4 296.4 348.7 0.92 16 264 10603 -35.9 -38.8 75 2.9 -36.2 263 21 347.2 347.3 296.5 349.2 0.50 17 253 10898 -38.5 -40.5 81 2.0 -38.7 257 22 347.6 347.7 296.5 349.4 0.44 18 250 10980 -39.1 -41.5 78 2.4 -39.4 255 22 347.9 348.0 296.5 349.5 0.40 19 200 12460 -52.5 -57.5 55 5.0 -52.7 245 23 349.6 349.6 296.6 350.0 0.08 20 189 12823 -55.7 -60.0 59 4.3 -55.8 248 25 350.2 350.2 296.7 350.4 0.06 21 150 14250 -68.7 -73.2 52 4.5 -68.7 240 32 351.7 351.7 297.0 351.8 0.01 22 137 14787 -73.5 -78.1 49 4.6 -73.5 240 33 352.5 352.5 297.2 352.5 0.01 23 117 15695 -80.9 -85.1 49 4.2 -80.9 250 40 355.1 355.1 297.7 355.1 0.00 24 104 16359 -81.1 -84.7 54 3.6 -81.1 219 24 366.9 366.9 300.0 366.9 0.00 25 100 16580 -80.3 -85.3 43 5.0 -80.3 205 17 372.6 372.6 301.0 372.6 0.00 26 99 16637 -80.1 -85.1 43 5.0 -80.1 205 17 374.0 374.0 301.2 374.1 0.00 27 90 17183 -74.3 -86.3 14 12.0 -74.3 274 12 395.9 395.9 304.6 395.9 0.00 28 74 18304 -80.1 -88.1 25 8.0 -80.1 138 5 406.5 406.5 306.0 406.5 0.00 29 70 18620 -77.5 -87.5 19 10.0 -77.6 130 14 418.6 418.6 307.6 418.6 0.00 30 53 20258 -66.9 -87.9 4 21.0 -67.1 101 16 477.8 477.8 313.2 477.8 0.00 31 50 20610 -66.7 -88.7 3 22.0 -67.0 125 22 486.3 486.3 314.0 486.3 0.00 32 46 21116 -65.5 -88.5 3 23.0 -65.8 111 21 500.9 500.9 315.0 501.0 0.00 33 41 21816 -65.1 -89.1 2 24.0 -65.5 118 27 518.7 518.7 316.2 518.7 0.00 TRP 117 15695 -80.9 -85.1 49 4.2 -80.9 250 40 355.1 355.1 297.7 355.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 565.20 mb = 4869.12 m = 15974.60 ft Wetbulb zero: 566.36 mb = 4847.76 m = 15904.54 ft Precipitable water: 2.15 inches Sfc-500 mean rel hum: 90.78 % Est. max temperature: 30.04 C = 86.08 F Sfc-Lift cond lev (LCL): 941.75 mb = 577.12 m = 1893.40 ft T: 22.08 C 700-500 lapse rate: 5.54 C/km ThetaE index: 8.55 C Layer 850.0- 571.0 mb Conv cond level (CCL): 886.28 mb = 1106.24 m = 3629.36 ft Mean mixing ratio: 16.33 g/kg Conv temperature: 24.87 C = 76.77 F Cap Strength: 0.07 C Lifted Index: -1.94 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.69 C Lifted Index @700 mb: -0.26 C Showalter Index: -1.53 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.10 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 264.20 Risk: None Energy Index: -1.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 416.21 J/kg Max Up Vert Vel: 28.85 m/s Conv Inhibition (B-): 0.62 J/kg Cap Strength: 0.07 C Lift Cond Lev (LCL): 890.47 mb = 1065.42 m = 3495.42 ft Lev Free Conv (LFC): 845.47 mb = 1513.23 m = 4964.60 ft Equ Level (EL): 175.47 mb = 13281.40 m = 43573.62 ft B at Equ Level: 415.86 J/kg Max Parcel Lev (MPL): 95.47 mb = 16844.54 m = 55263.58 ft Wind level data Storm motion: 329 at 14 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 ---------------------------------------------------------- 0 944 556 130 7 -5.4 4.5 | 143 21 -12.6 16.5 1 938 610 10 9 -1.6 -8.9 | 110 9 -8.8 3.1 2 925 736 355 15 1.3 -14.9 | 63 7 -5.9 -3.0 3 906 914 335 21 8.9 -19.0 | 347 7 1.7 -7.0 4 850 1468 315 19 13.4 -13.4 | 283 6 6.2 -1.4 5 815 1829 300 20 17.3 -10.0 | 259 10 10.1 2.0 6 786 2134 300 20 17.3 -10.0 | 259 10 10.1 2.0 7 758 2438 295 20 18.1 -8.5 | 252 11 10.9 3.5 8 700 3112 285 23 22.2 -6.0 | 248 16 15.0 6.0 9 680 3353 280 24 23.6 -4.2 | 245 18 16.4 7.8 10 607 4267 280 19 18.7 -3.3 | 233 14 11.5 8.7 11 563 4877 285 15 14.5 -3.9 | 222 11 7.3 8.1 12 503 5791 320 14 9.0 -10.7 | 235 2 1.8 1.3 13 500 5840 320 15 9.6 -11.5 | 258 2 2.4 0.5 14 484 6096 310 19 14.6 -12.2 | 272 7 7.4 -0.2 15 465 6401 320 17 10.9 -13.0 | 286 4 3.7 -1.0 16 447 6706 295 15 13.6 -6.3 | 229 9 6.4 5.6 17 413 7315 325 15 8.6 -12.3 | 282 1 1.4 -0.3 18 400 7570 325 17 9.8 -13.9 | 307 3 2.5 -1.9 19 397 7620 325 17 9.8 -13.9 | 307 3 2.5 -1.9 20 381 7925 285 11 10.6 -2.8 | 201 10 3.4 9.1 21 366 8230 285 15 14.5 -3.9 | 222 11 7.3 8.1 22 351 8534 260 8 7.9 1.4 | 183 13 0.7 13.4 23 323 9144 275 20 19.9 -1.7 | 231 16 12.7 10.2 24 300 9700 280 20 19.7 -3.5 | 236 15 12.5 8.5 25 298 9754 280 20 19.7 -3.5 | 236 15 12.5 8.5 26 250 10973 255 22 21.3 5.7 | 218 23 14.0 17.7 27 250 10980 255 22 21.3 5.7 | 218 23 14.0 17.7 28 228 11582 270 19 19.0 -0.0 | 225 17 11.8 12.0 29 200 12460 245 23 20.8 9.7 | 212 26 13.6 21.7 30 199 12497 245 22 19.9 9.3 | 211 25 12.7 21.3 31 172 13411 255 32 30.9 8.3 | 229 31 23.7 20.3 32 150 14250 240 32 27.7 16.0 | 216 35 20.5 28.0 33 148 14326 235 29 23.8 16.6 | 210 33 16.6 28.6 34 117 15695 250 40 37.6 13.7 | 230 40 30.4 25.7 35 114 15850 250 40 37.6 13.7 | 230 40 30.4 25.7 36 100 16580 205 17 7.2 15.4 | 180 27 -0.0 27.4 37 97 16764 205 17 7.2 15.4 | 180 27 -0.0 27.4 38 87 17374 305 10 8.2 -5.7 | 189 6 1.0 6.3 39 83 17678 220 11 7.1 8.4 | 180 20 -0.1 20.4 40 78 17983 180 10 0.0 10.0 | 162 23 -7.2 22.0 41 70 18593 100 1 -1.0 0.2 | 146 15 -8.2 12.2 42 70 18620 130 14 -10.7 9.0 | 139 28 -17.9 21.0 43 67 18898 115 17 -15.4 7.2 | 130 30 -22.6 19.2 44 63 19202 90 11 -11.0 0.0 | 123 22 -18.2 12.0 45 60 19507 145 11 -6.3 9.0 | 147 25 -13.5 21.0 46 57 19812 150 11 -5.5 9.5 | 149 25 -12.7 21.5 47 54 20117 90 13 -13.0 0.0 | 121 23 -20.2 12.0 48 50 20610 125 22 -18.0 12.6 | 134 35 -25.2 24.6 49 49 20726 125 21 -17.2 12.0 | 135 34 -24.4 24.0 50 46 21031 110 21 -19.7 7.2 | 125 33 -26.9 19.2 51 43 21336 125 24 -19.7 13.8 | 134 37 -26.9 25.8 52 40 21641 115 29 -26.3 12.3 | 126 41 -33.5 24.2 53 35 22250 100 25 -24.6 4.3 | 117 36 -31.8 16.3 Wind Parameters Mean winds (0-6000m): 299.0 at 18.6 knts Storm direction: 329.0 at 14.0 knts Shear (0-3000m) pos: 0.0 neg: 5.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 99.7 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -87.7 tot: -87.7 m^2/s^2 ave: -29.2 10^-3 m/s^2 rel: -0.74 Storm rel vorticity (0-3000m) horiz: 9.0 stream: -6.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 17.10 Bulk Shear: 24.33 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 ------------------------------------------------------------------------------- 500 344 16 38 5| 0.0 28.0 28.0| 0.0 -56.3 -56.3 -112.5 -0.81| 33.2-27.0 1000 331 18 339 4| 0.0 13.5 13.5| 0.0 -66.5 -66.5 -66.5 -0.84| 20.0-16.7 1500 321 19 298 5| 0.0 9.2 9.2| 0.0 -72.3 -72.3 -48.2 -0.82| 14.7-12.0 2000 314 19 281 7| 0.0 7.0 7.0| 0.0 -76.4 -76.4 -38.2 -0.80| 11.7 -9.4 2500 308 19 271 8| 0.0 6.0 6.0| 0.0 -79.2 -79.2 -31.7 -0.76| 10.1 -7.6 3000 303 20 264 10| 0.0 5.0 5.0| 0.0 -87.7 -87.7 -29.2 -0.74| 9.0 -6.7 4000 297 20 255 11| 0.4 3.4 3.8| 0.0-102.0-102.0 -25.5 -0.73| 7.5 -5.5 5000 296 19 250 11| 1.1 2.7 3.8| 3.2-106.0-102.9 -20.6 -0.63| 6.9 -4.4 6000 299 19 252 10| 0.9 2.1 3.0| 6.5-109.9-103.4 -17.2 -0.52| 6.9 -3.6 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251209.00.gif