UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 17 DEC 25 Station: SGAS WMO ident: 86218 Latitude: -25.27 Longitude: -57.63 Elevation: 101.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1005 101 22.2 10.2 46 12.0 15.0 150 14 294.9 296.3 287.9 317.5 7.79 1 1000 125 22.0 9.0 43 13.0 14.3 120 7 295.1 296.4 287.5 316.1 7.21 2 925 796 17.2 4.2 42 13.0 10.1 100 20 296.9 297.9 286.5 313.4 5.59 3 881 1209 13.2 3.2 51 10.0 7.9 120 17 296.9 297.9 286.4 313.0 5.47 4 856 1451 12.8 -4.2 30 17.0 4.9 132 14 299.0 299.5 284.9 308.9 3.27 5 850 1510 13.6 -11.4 16 25.0 3.5 135 14 300.4 300.7 283.9 306.3 1.88 6 839 1619 14.4 -19.6 8 34.0 2.5 137 14 302.4 302.5 283.6 305.5 0.96 7 833 1680 17.4 138 14 306.1 8 799 2035 18.2 143 14 310.7 9 700 3148 10.6 -30.4 4 41.0 -1.4 160 14 314.2 314.3 287.3 315.8 0.44 10 500 5850 -8.3 -49.3 2 41.0 -14.6 280 6 322.9 322.9 289.8 323.3 0.09 11 499 5866 -8.3 -49.3 2 41.0 -14.6 280 6 323.1 323.1 289.8 323.4 0.09 12 490 6008 -7.7 -54.7 1 47.0 -14.4 279 8 325.5 325.5 290.5 325.7 0.05 13 417 7247 -16.1 -55.1 2 39.0 -20.7 272 22 330.1 330.1 291.8 330.3 0.05 14 400 7560 -17.7 -59.7 1 42.0 -22.0 270 26 332.0 332.0 292.3 332.1 0.03 15 368 8181 -19.9 -56.9 2 37.0 -23.8 269 36 337.1 337.1 293.6 337.3 0.05 16 361 8324 -19.1 -59.1 2 40.0 -23.3 268 39 340.0 340.0 294.4 340.1 0.04 17 300 9670 -30.3 -43.3 27 13.0 -31.9 265 62 342.7 342.7 295.2 343.8 0.28 18 286 10008 -33.5 -42.5 40 9.0 -34.6 266 64 342.8 342.9 295.3 344.1 0.32 19 272 10358 -35.7 -50.7 20 15.0 -36.9 268 65 344.6 344.6 295.6 345.1 0.13 20 263 10591 -37.3 -47.3 35 10.0 -38.2 269 66 345.6 345.6 295.8 346.4 0.20 21 262 10618 -37.5 -43.5 53 6.0 -38.1 269 66 345.6 345.7 296.0 346.9 0.31 22 260 10671 -37.9 -50.9 24 13.0 -38.9 269 67 345.8 345.8 295.8 346.4 0.14 23 254 10831 -38.7 -46.7 43 8.0 -39.4 270 67 347.0 347.0 296.1 347.9 0.23 24 250 10940 -39.5 -52.5 24 13.0 -40.4 270 68 347.3 347.4 296.1 347.8 0.12 25 248 10995 -39.7 -55.7 17 16.0 -40.6 269 69 347.8 347.9 296.3 348.2 0.08 26 245 11078 -40.5 -50.5 33 10.0 -41.2 267 70 347.9 347.9 296.3 348.5 0.15 27 241 11190 -41.4 -52.2 30 10.8 -42.1 265 71 348.2 348.2 296.3 348.7 0.13 28 213 12018 -48.1 -65.1 12 17.0 -48.6 262 68 350.2 350.2 296.7 350.4 0.03 29 205 12269 -50.3 -57.3 43 7.0 -50.5 261 68 350.6 350.6 296.8 351.0 0.08 30 203 12333 -50.7 -66.7 13 16.0 -51.1 260 67 351.0 351.0 296.8 351.1 0.02 31 200 12430 -51.3 -69.3 10 18.0 -51.7 260 67 351.5 351.5 297.0 351.6 0.02 32 192 12693 -52.7 -70.7 10 18.0 -53.1 265 64 353.4 353.4 297.4 353.5 0.01 33 150 14240 -63.9 -78.9 11 15.0 -64.0 295 44 360.0 360.0 298.7 360.0 0.01 34 134 14923 -69.9 -80.9 19 11.0 -69.9 289 38 361.1 361.1 299.0 361.2 0.00 35 125 15336 -72.7 -82.7 21 10.0 -72.8 286 34 363.3 363.3 299.4 363.3 0.00 36 100 16630 -78.5 -91.5 10 13.0 -78.5 275 21 376.1 376.1 301.6 376.1 0.00 37 89 17287 -80.7 -89.7 21 9.0 -80.7 250 22 384.4 384.4 302.9 384.4 0.00 38 83 17678 -81.1 -90.1 20 9.0 -81.1 292 16 391.3 391.3 304.0 391.3 0.00 39 77 18107 -73.3 -89.3 7 16.0 -73.3 337 11 416.1 416.1 307.3 416.1 0.00 40 70 18660 -75.1 -90.1 8 15.0 -75.2 35 3 423.7 423.7 308.2 423.7 0.00 41 60 19553 -78.1 -90.1 13 12.0 -78.1 76 8 436.1 436.1 309.5 436.1 0.00 42 55 20055 -76.5 -91.5 8 15.0 -76.6 100 10 450.8 450.8 310.9 450.8 0.00 43 53 20272 -71.7 -91.7 4 20.0 -71.8 109 11 466.7 466.7 312.4 466.7 0.00 44 50 20620 -68.3 -92.3 2 24.0 -68.5 125 13 482.5 482.5 313.7 482.5 0.00 45 48 20864 -68.5 -92.5 2 24.0 -68.7 124 13 487.7 487.7 314.1 487.7 0.00 46 48 20864 -65.9 -91.9 1 26.0 -66.2 124 13 493.9 493.9 314.5 493.9 0.00 47 44 21392 -65.5 -91.5 2 26.0 -65.8 122 14 507.3 507.3 315.5 507.4 0.00 48 41 21820 -66.5 -92.5 1 26.0 -66.8 121 14 515.2 515.2 316.0 515.2 0.00 49 33 23165 -56.3 -90.3 1 34.0 -57.6 117 15 575.3 575.3 319.4 575.3 0.00 50 30 23770 -56.1 -89.1 1 33.0 -57.5 115 15 591.7 591.7 320.2 591.7 0.00 TRP 89 17287 -80.7 -89.7 21 9.0 -80.7 250 22 384.4 384.4 302.9 384.4 0.00 WND 241 11190 -41.4 -52.2 30 10.8 -42.1 265 71 348.2 348.2 296.3 348.7 0.13 Sounding variables and indices 1000-500 mb thick: 5725.00 m Freezing level: 587.83 mb = 4663.41 m = 15299.71 ft Wetbulb zero: 749.83 mb = 2569.31 m = 8429.39 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 16.06 % Est. max temperature: 26.47 C = 79.64 F Sfc-Lift cond lev (LCL): 841.51 mb = 1594.38 m = 5230.86 ft T: 14.22 C 700-500 lapse rate: 6.99 C/km ThetaE index: 11.96 C Layer 1000.0- 833.0 mb Conv cond level (CCL): 569.73 mb = 4801.65 m = 15753.24 ft Mean mixing ratio: 6.28 g/kg Conv temperature: 47.01 C = 116.61 F Cap Strength: 13.88 C Lifted Index: 11.25 C Risk: None Lifted Index @300 mb: 20.28 C Lifted Index @700 mb: 12.57 C Showalter Index: 16.41 C Risk: None Total Totals Index: 18.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: -3.10 C K Index: -30.50 Risk: None Sweat Index: 34.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.15 J/kg Max Up Vert Vel: 2.88 m/s Conv Inhibition (B-): 27356.48 J/kg Cap Strength: 13.88 C Lift Cond Lev (LCL): 788.67 mb = 2144.43 m = 7035.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 177 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 1005 101 150 14 -7.0 12.1 | 115 7 -6.5 3.0 1 1000 125 120 7 -6.1 3.5 | 45 8 -5.6 -5.6 2 925 796 100 20 -19.7 3.5 | 74 20 -19.2 -5.6 3 850 1510 135 14 -9.9 9.9 | 95 9 -9.4 0.8 4 700 3148 160 14 -4.8 13.2 | 133 6 -4.3 4.1 5 500 5850 280 6 5.9 -1.0 | 328 12 6.4 -10.1 6 400 7560 270 26 26.0 -0.0 | 289 28 26.5 -9.1 7 300 9670 265 62 61.8 5.4 | 273 62 62.2 -3.7 8 250 10940 270 68 68.0 -0.0 | 278 69 68.5 -9.1 9 241 11190 265 71 70.7 6.2 | 272 71 71.2 -2.9 10 200 12430 260 67 66.0 11.6 | 268 66 66.4 2.5 11 150 14240 295 44 39.9 -18.6 | 304 49 40.3 -27.7 12 100 16630 275 21 20.9 -1.8 | 297 24 21.4 -10.9 13 89 17287 250 22 20.7 7.5 | 274 21 21.1 -1.6 14 70 18660 35 3 -1.7 -2.5 | 6 12 -1.3 -11.6 15 50 20620 125 13 -10.6 7.5 | 81 10 -10.2 -1.6 16 30 23770 115 15 -13.6 6.3 | 78 13 -13.1 -2.8 Wind Parameters Mean winds (0-6000m): 147.1 at 12.2 knts Storm direction: 177.1 at 9.1 knts Shear (0-3000m) pos: 2.4 neg: 2.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 16.8 deg Storm rel helicity (0-3000m) pos: 44.4 neg: -14.6 tot: 29.9 m^2/s^2 ave: 10.0 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 6.72 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 ------------------------------------------------------------------------------- 500 112 12 65 11| 0.0 11.9 11.9| 10.9 -14.6 -3.7 -7.4 -0.29| 17.3 -5.0 1000 107 15 71 15| 1.5 5.9 7.5| 26.4 -14.6 11.8 11.8 -0.06| 13.6 -0.8 1500 112 15 76 14| 2.8 4.0 6.8| 35.4 -14.6 20.8 13.9 0.04| 11.4 0.4 2000 119 15 81 13| 2.6 3.0 5.6| 38.7 -14.6 24.1 12.1 0.08| 9.0 0.7 2500 124 15 86 12| 2.5 2.4 4.8| 41.7 -14.6 27.1 10.8 0.11| 7.6 0.9 3000 130 15 91 11| 2.4 2.0 4.3| 44.4 -14.6 29.9 10.0 0.15| 6.6 1.0 4000 139 14 100 9| 2.7 1.5 4.1| 54.3 -14.6 39.7 9.9 0.30| 6.3 1.9 5000 146 13 105 7| 2.4 1.2 3.6| 66.6 -14.6 52.1 10.4 0.37| 5.8 2.2 6000 147 12 100 6| 2.2 1.0 3.1| 78.1 -21.1 57.0 9.5 0.36| 5.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20251217.12.gif