UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for SCFA... Searching the city database file for: SCFA ... Date:1200Z 4 DEC 25 Station: SCFA WMO ident: 85442 Latitude: -23.43 Longitude: -70.45 Elevation: 120.00 ------------------------------------------------------------------------------- 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 1003 120 18.6 14.1 75 4.5 15.8 270 3 291.5 293.3 288.8 320.2 10.13 1 1000 144 17.8 13.6 76 4.2 15.2 305 4 291.0 292.7 288.3 318.7 9.83 2 925 806 12.2 10.6 90 1.6 11.3 25 5 291.8 293.3 287.6 316.5 8.70 3 905 989 11.0 9.9 93 1.1 10.3 17 8 292.4 293.9 287.6 316.6 8.49 4 887 1156 10.0 8.1 88 1.9 8.9 10 11 293.0 294.4 287.1 315.0 7.66 5 877 1251 12.4 3.4 54 9.0 7.6 6 13 296.5 297.5 286.4 312.9 5.57 6 875 1270 14.2 0.2 38 14.0 7.1 5 13 298.5 299.3 285.9 311.8 4.43 7 872 1299 14.6 -3.4 29 18.0 6.1 4 13 299.2 299.9 285.1 309.6 3.41 8 862 1397 16.6 -12.4 13 29.0 4.8 360 15 302.3 302.6 284.5 307.7 1.71 9 850 1516 16.8 -20.2 6 37.0 3.7 355 17 303.7 303.9 284.1 306.7 0.90 10 843 1586 16.6 -29.4 3 46.0 2.8 354 17 304.3 304.3 283.7 305.6 0.40 11 778 2266 15.2 348 12 309.8 12 752 2553 14.6 346 10 312.2 13 700 3152 10.2 -23.8 7 34.0 -1.1 340 6 313.8 313.9 287.6 316.5 0.80 14 671 3503 8.4 -26.6 6 35.0 -2.5 341 6 315.6 315.7 288.1 317.8 0.65 15 639 3904 5.0 -11.0 30 16.0 -1.8 341 6 316.2 316.7 290.2 324.6 2.58 16 638 3917 5.0 -11.0 30 16.0 -1.8 341 6 316.3 316.8 290.2 324.8 2.59 17 581 4676 2.0 -27.0 10 29.0 -6.7 343 7 321.4 321.5 289.9 323.9 0.72 18 570 4831 4.0 -43.0 2 47.0 -6.6 343 7 325.5 325.5 290.6 326.1 0.15 19 500 5880 -4.3 -19.3 30 15.0 -9.6 345 7 327.8 328.1 292.7 333.6 1.66 20 406 7479 -18.3 -22.0 73 3.7 -19.4 252 6 329.8 330.1 293.2 335.5 1.62 21 400 7590 -19.3 -23.3 71 4.0 -20.4 245 6 329.9 330.2 293.1 335.1 1.46 22 383 7910 -21.3 -32.3 36 11.0 -23.5 255 11 331.4 331.5 292.7 333.8 0.66 23 336 8860 -28.1 -44.1 20 16.0 -30.0 284 25 334.8 334.8 293.2 335.6 0.23 24 332 8945 -28.5 -44.5 20 16.0 -30.3 287 27 335.4 335.4 293.4 336.2 0.22 25 319 9229 -30.9 -41.9 33 11.0 -32.2 296 31 335.9 335.9 293.6 337.1 0.30 26 300 9660 -34.7 -55.7 10 21.0 -36.1 310 38 336.5 336.5 293.5 336.7 0.07 27 285 10017 -37.5 -63.5 5 26.0 -38.7 313 43 337.4 337.4 293.7 337.5 0.03 28 258 10698 -43.1 -65.1 7 22.0 -43.8 318 52 338.9 338.9 294.1 339.0 0.02 29 253 10830 -44.1 -60.1 15 16.0 -44.7 319 54 339.3 339.4 294.2 339.5 0.05 30 250 10910 -44.9 -50.9 51 6.0 -45.2 320 55 339.3 339.3 294.3 339.9 0.14 31 249 10937 -45.3 -48.1 73 2.8 -45.4 320 55 339.1 339.1 294.3 339.9 0.20 32 246 11017 -45.9 -48.3 77 2.4 -46.0 320 55 339.4 339.4 294.4 340.2 0.19 33 240 11180 -47.1 -49.1 80 2.0 -47.2 319 55 340.0 340.0 294.5 340.7 0.18 34 236 11290 -48.3 -53.3 56 5.0 -48.5 319 55 339.8 339.8 294.4 340.3 0.11 35 234 11346 -48.7 -55.7 44 7.0 -49.0 319 55 340.0 340.1 294.4 340.4 0.09 36 233 11374 -48.5 -86.5 0 38.0 -49.0 318 55 340.8 340.8 294.5 340.8 0.00 37 200 12360 -54.9 -72.9 9 18.0 -55.2 315 55 345.8 345.8 295.7 345.9 0.01 38 177 13136 -60.0 -74.7 13 14.6 -60.2 305 80 349.7 349.7 296.5 349.7 0.01 39 167 13498 -62.5 -75.5 16 13.0 -62.6 305 70 351.5 351.5 297.0 351.5 0.01 40 150 14160 -64.7 -80.7 9 16.0 -64.8 305 52 358.6 358.6 298.4 358.6 0.00 41 135 14795 -67.5 -83.5 9 16.0 -67.6 302 42 364.6 364.6 299.6 364.6 0.00 42 130 15022 -66.3 -86.3 4 20.0 -66.4 301 38 370.7 370.7 300.7 370.7 0.00 43 100 16570 -75.1 -89.1 10 14.0 -75.2 295 12 382.6 382.6 302.6 382.6 0.00 44 86 17438 -79.7 -90.7 15 11.0 -79.7 340 17 390.2 390.2 303.8 390.2 0.00 45 70 18620 -75.9 -88.9 11 13.0 -75.9 60 13 422.0 422.0 307.9 422.0 0.00 46 65 19046 -75.5 -90.5 8 15.0 -75.6 60 12 431.9 431.9 309.0 431.9 0.00 47 62 19322 -70.5 -89.5 4 19.0 -70.6 60 12 448.9 448.9 310.7 448.9 0.00 48 53 20259 -65.9 -90.9 2 25.0 -66.1 60 11 480.1 480.1 313.5 480.1 0.00 49 50 20610 -67.7 -90.7 2 23.0 -67.9 60 10 484.0 484.0 313.8 484.0 0.00 50 49 20732 -68.1 -91.1 2 23.0 -68.3 60 10 485.8 485.8 313.9 485.8 0.00 51 35 22802 -59.3 -88.3 1 29.0 -60.2 67 13 557.8 557.8 318.5 557.9 0.00 52 34 22984 -60.1 -89.1 1 29.0 -60.9 68 13 560.4 560.4 318.6 560.4 0.00 53 30 23770 -58.5 -88.5 1 30.0 -59.6 70 14 585.2 585.2 319.9 585.2 0.01 54 24 25182 -54.5 -86.5 1 32.0 -56.5 62 19 635.3 635.3 322.1 635.4 0.01 55 20 26350 -53.1 -85.1 1 32.0 -55.8 55 23 673.6 673.6 323.6 673.7 0.01 56 15 28213 -51.1 -84.1 1 33.0 -55.0 738.1 738.1 325.6 738.2 0.02 TRP 86 17438 -79.7 -90.7 15 11.0 -79.7 340 17 390.2 390.2 303.8 390.2 0.00 WND 177 13136 -60.0 -74.7 13 14.6 -60.2 305 80 349.7 349.7 296.5 349.7 0.01 Sounding variables and indices 1000-500 mb thick: 5736.00 m Freezing level: 536.27 mb = 5336.48 m = 17507.92 ft Wetbulb zero: 740.44 mb = 2682.20 m = 8799.78 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 33.78 % Est. max temperature: 30.50 C = 86.89 F Sfc-Lift cond lev (LCL): 938.26 mb = 685.17 m = 2247.90 ft T: 13.22 C 700-500 lapse rate: 5.32 C/km ThetaE index: 11.00 C Layer 887.0- 778.0 mb Conv cond level (CCL): 904.44 mb = 993.94 m = 3260.93 ft Mean mixing ratio: 9.13 g/kg Conv temperature: 19.50 C = 67.11 F Cap Strength: 14.76 C Lifted Index: 13.49 C Risk: None Lifted Index @300 mb: 13.85 C Lifted Index @700 mb: 10.85 C Showalter Index: 19.73 C Risk: None Total Totals Index: 5.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: -15.90 C K Index: -33.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 5.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.06 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 46997.09 J/kg Cap Strength: 14.69 C Lift Cond Lev (LCL): 916.20 mb = 885.93 m = 2906.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 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 1003 120 270 3 3.0 -0.0 | 221 8 5.0 5.8 1 1000 144 305 4 3.3 -2.3 | 236 6 5.3 3.5 2 925 806 25 5 -2.1 -4.5 | 174 1 -0.1 1.3 3 850 1516 355 17 1.5 -16.9 | 343 12 3.5 -11.2 4 700 3152 340 6 2.1 -5.6 | 268 4 4.0 0.1 5 500 5880 345 7 1.8 -6.8 | 284 4 3.8 -1.0 6 400 7590 245 6 5.4 2.5 | 222 11 7.4 8.3 7 300 9660 310 38 29.1 -24.4 | 301 36 31.1 -18.6 8 250 10910 320 55 35.4 -42.1 | 314 52 37.3 -36.4 9 200 12360 315 55 38.9 -38.9 | 309 53 40.9 -33.1 10 177 13136 305 80 65.5 -45.9 | 301 79 67.5 -40.1 11 150 14160 305 52 42.6 -29.8 | 298 51 44.6 -24.0 12 100 16570 295 12 10.9 -5.1 | 267 13 12.9 0.7 13 86 17438 340 17 5.8 -16.0 | 323 13 7.8 -10.2 14 70 18620 60 13 -11.3 -6.5 | 86 9 -9.3 -0.7 15 50 20610 60 10 -8.7 -5.0 | 97 7 -6.7 0.8 16 30 23770 70 14 -13.2 -4.8 | 95 11 -11.2 1.0 17 20 26350 55 23 -18.8 -13.2 | 66 18 -16.8 -7.4 Wind Parameters Mean winds (0-6000m): 349.0 at 8.2 knts Storm direction: 19.0 at 6.1 knts Shear (0-3000m) pos: 1.9 neg: 1.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 50.2 deg Storm rel helicity (0-3000m) pos: 4.4 neg: -21.6 tot: -17.3 m^2/s^2 ave: -5.8 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.81 Bulk Shear: 2.25 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 ------------------------------------------------------------------------------- 500 334 4 244 4| 5.9 0.0 5.9| 4.4 -0.2 4.2 8.4 0.36| 6.9 2.5 1000 2 5 259 2| 5.8 0.0 5.8| 4.4 -1.4 2.9 2.9 -0.17| 7.5 -1.3 1500 358 8 319 3| 3.9 2.5 6.3| 4.4 -8.2 -3.8 -2.6 -0.24| 7.9 -1.9 2000 356 10 326 5| 2.9 1.3 4.2| 4.4 -13.6 -9.2 -4.6 -0.29| 6.9 -2.0 2500 354 10 325 5| 2.3 1.0 3.3| 4.4 -17.9 -13.5 -5.4 -0.33| 6.2 -2.1 3000 354 10 322 5| 1.9 1.0 3.0| 4.4 -21.6 -17.3 -5.8 -0.39| 5.8 -2.2 4000 352 9 313 5| 1.5 0.8 2.2| 4.8 -21.8 -17.1 -4.3 -0.38| 4.4 -1.6 5000 350 8 307 4| 1.2 0.6 1.8| 5.2 -21.8 -16.6 -3.3 -0.36| 3.6 -1.3 6000 349 8 302 4| 1.0 0.6 1.7| 5.5 -23.0 -17.5 -2.9 -0.36| 3.1 -1.1 Wrote GIF file: /home/apache/climate/data/raob//SCFA/skewt/SCFA.skewt.20251204.12.gif