UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SCFA... Searching the city database file for: SCFA ... Date:1200Z 10 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 1002 120 18.8 12.8 68 6.0 15.1 170 6 291.8 293.4 288.2 318.2 9.30 1 1000 131 18.6 12.6 68 6.0 14.9 185 3 291.8 293.4 288.1 317.9 9.20 2 925 793 12.8 10.1 84 2.7 11.2 10 4 292.4 293.9 287.6 316.4 8.41 3 879 1220 8.8 8.8 100 0.0 8.8 28 6 292.5 294.0 287.3 315.7 8.11 4 858 1420 7.6 7.5 99 0.1 7.5 37 7 293.3 294.7 287.1 315.2 7.60 5 857 1430 7.4 6.3 93 1.1 6.8 37 7 293.2 294.5 286.5 313.4 7.00 6 854 1459 9.0 -5.0 37 14.0 2.8 38 7 295.2 295.7 283.1 304.4 3.08 7 851 1488 13.4 -6.6 24 20.0 4.5 40 7 300.1 300.6 284.7 308.5 2.74 8 850 1498 14.8 -12.2 14 27.0 3.9 40 7 301.6 302.0 284.2 307.2 1.76 9 849 1508 15.2 -12.8 13 28.0 3.9 40 7 302.2 302.5 284.4 307.5 1.68 10 835 1649 17.0 -23.0 5 40.0 3.4 40 7 305.5 305.6 284.5 307.9 0.72 11 792 2097 16.0 -10.0 16 26.0 4.5 42 6 309.1 309.5 287.5 316.3 2.25 12 700 3134 12.0 45 5 315.8 13 695 3194 12.0 -34.0 2 46.0 -1.0 42 5 316.4 316.5 287.9 317.5 0.31 14 645 3811 7.4 -23.6 9 31.0 -2.9 9 8 318.0 318.2 289.1 321.1 0.88 15 634 3952 8.4 -31.6 4 40.0 -3.2 1 9 320.7 320.8 289.5 322.3 0.43 16 540 5250 -1.3 -33.3 7 32.0 -9.4 289 15 324.2 324.3 290.5 325.8 0.43 17 516 5611 -1.9 -41.9 3 40.0 -10.4 269 17 327.8 327.8 291.3 328.5 0.19 18 500 5860 -3.5 -43.5 3 40.0 -11.5 255 18 328.8 328.8 291.5 329.4 0.16 19 490 6019 -4.7 -44.7 3 40.0 -12.3 257 19 329.2 329.2 291.6 329.8 0.15 20 406 7477 -12.7 -53.7 2 41.0 -18.4 278 32 337.0 337.1 293.6 337.3 0.06 21 400 7590 -13.7 -53.7 2 40.0 -19.1 280 33 337.2 337.2 293.7 337.4 0.06 22 300 9700 -32.7 -55.7 8 23.0 -34.4 275 34 339.3 339.3 294.2 339.6 0.07 23 277 10254 -37.5 -57.5 11 20.0 -38.7 275 36 340.2 340.2 294.4 340.4 0.06 24 250 10950 -43.7 -49.7 51 6.0 -44.0 275 39 341.1 341.1 294.7 341.8 0.16 25 247 11031 -44.5 -49.5 57 5.0 -44.8 275 40 341.1 341.1 294.7 341.8 0.17 26 232 11448 -47.1 -55.1 40 8.0 -47.4 277 44 343.3 343.3 295.2 343.7 0.09 27 231 11477 -47.3 -58.3 27 11.0 -47.7 277 44 343.4 343.4 295.2 343.7 0.06 28 229 11534 -46.9 -64.9 11 18.0 -47.4 277 45 344.9 344.9 295.5 345.0 0.03 29 200 12420 -52.7 -67.7 15 15.0 -53.0 280 54 349.3 349.3 296.5 349.4 0.02 30 151 14180 -67.3 -76.3 27 9.0 -67.4 260 49 353.5 353.5 297.4 353.5 0.01 31 150 14220 -67.3 -78.3 20 11.0 -67.4 260 49 354.2 354.2 297.5 354.2 0.01 32 136 14807 -68.9 -82.9 12 14.0 -68.9 244 44 361.4 361.4 299.0 361.4 0.00 33 133 14940 -67.7 -84.7 7 17.0 -67.8 241 42 365.8 365.8 299.8 365.8 0.00 34 106 16280 -74.1 -89.1 8 15.0 -74.2 204 30 378.2 378.2 301.9 378.2 0.00 35 100 16620 -73.3 -90.3 6 17.0 -73.3 195 27 386.1 386.1 303.2 386.1 0.00 36 78 18054 -80.9 -90.9 17 10.0 -80.9 190 14 398.8 398.8 305.0 398.8 0.00 37 74 18352 -81.3 -91.3 17 10.0 -81.3 253 11 404.0 404.0 305.7 404.0 0.00 38 73 18429 -77.5 -89.5 13 12.0 -77.6 270 10 413.6 413.6 306.9 413.6 0.00 39 70 18670 -78.9 -89.9 15 11.0 -78.9 320 8 415.6 415.6 307.2 415.6 0.00 40 67 18919 -80.1 -90.1 17 10.0 -80.1 338 10 418.2 418.2 307.5 418.2 0.00 41 61 19457 -74.5 -89.5 8 15.0 -74.6 17 15 442.1 442.1 310.1 442.1 0.00 42 57 19850 -75.7 -90.7 8 15.0 -75.7 45 18 448.0 448.0 310.7 448.0 0.00 43 50 20620 -69.7 -91.7 3 22.0 -69.9 100 24 479.2 479.2 313.4 479.2 0.00 44 48 20865 -67.9 -91.9 2 24.0 -68.1 99 23 489.2 489.2 314.1 489.2 0.00 45 35 22783 -65.1 -92.1 1 27.0 -65.5 90 18 542.7 542.7 317.7 542.7 0.00 46 30 23740 -58.3 -90.3 1 32.0 -59.4 85 16 585.7 585.7 319.9 585.7 0.00 47 28 24175 -57.9 -88.9 1 31.0 -59.2 598.5 598.5 320.5 598.5 0.01 48 26 24641 -58.7 -89.7 1 31.0 -59.9 609.0 609.0 321.0 609.1 0.00 49 23 25420 -53.5 -87.5 1 34.0 -55.8 646.1 646.1 322.5 646.1 0.01 TRP 78 18054 -80.9 -90.9 17 10.0 -80.9 190 14 398.8 398.8 305.0 398.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5729.00 m Freezing level: 552.60 mb = 5076.09 m = 16653.63 ft Wetbulb zero: 712.38 mb = 2986.72 m = 9798.84 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 28.38 % Est. max temperature: 25.46 C = 77.84 F Sfc-Lift cond lev (LCL): 916.59 mb = 869.40 m = 2852.31 ft T: 12.08 C 700-500 lapse rate: 5.69 C/km ThetaE index: 13.81 C Layer 1000.0- 851.0 mb Conv cond level (CCL): 893.46 mb = 1083.08 m = 3553.36 ft Mean mixing ratio: 8.70 g/kg Conv temperature: 19.52 C = 67.14 F Cap Strength: 14.49 C Lifted Index: 14.59 C Risk: None Lifted Index @300 mb: 16.21 C Lifted Index @700 mb: 12.86 C Showalter Index: 20.62 C Risk: None Total Totals Index: 9.60 C Risk: None Vertical Totals Index: 18.30 C Cross Totals Index: -8.70 C K Index: -38.58 Risk: None Sweat Index: 32.00 Risk: None Energy Index: 4.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.59 J/kg Max Up Vert Vel: 3.63 m/s Conv Inhibition (B-): 2.78 J/kg Cap Strength: 14.53 C Lift Cond Lev (LCL): 898.16 mb = 1039.22 m = 3409.46 ft Lev Free Conv (LFC): 883.16 mb = 1180.06 m = 3871.54 ft Equ Level (EL): 853.16 mb = 1466.81 m = 4812.30 ft B at Equ Level: -5.11 J/kg Max Parcel Lev (MPL): 853.16 mb = 1466.81 m = 4812.30 ft Wind level data Storm motion: 327 at 7 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 1002 120 170 6 -1.0 5.9 | 158 12 -4.6 11.4 1 1000 131 185 3 0.3 3.0 | 159 9 -3.3 8.5 2 925 793 10 4 -0.7 -3.9 | 110 5 -4.3 1.6 3 850 1498 40 7 -4.5 -5.4 | 91 8 -8.1 0.2 4 700 3134 45 5 -3.5 -3.5 | 106 7 -7.1 2.0 5 500 5860 255 18 17.4 4.7 | 234 17 13.8 10.2 6 400 7590 280 33 32.5 -5.7 | 270 29 28.9 -0.2 7 300 9700 275 34 33.9 -3.0 | 265 30 30.3 2.6 8 250 10950 275 39 38.9 -3.4 | 267 35 35.3 2.1 9 200 12420 280 54 53.2 -9.4 | 274 50 49.6 -3.9 10 150 14220 260 49 48.3 8.5 | 253 47 44.7 14.0 11 100 16620 195 27 7.0 26.1 | 186 32 3.4 31.6 12 78 18054 190 14 2.4 13.8 | 177 19 -1.1 19.3 13 70 18670 320 8 5.1 -6.1 | 291 2 1.6 -0.6 14 50 20620 100 24 -23.6 4.2 | 110 29 -27.2 9.7 15 30 23740 85 16 -15.9 -1.4 | 102 20 -19.5 4.1 Wind Parameters Mean winds (0-6000m): 297.2 at 8.8 knts Storm direction: 327.2 at 6.6 knts Shear (0-3000m) pos: 0.3 neg: 1.9 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -52.5 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -20.8 tot: -16.9 m^2/s^2 ave: -5.6 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 19.60 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 ------------------------------------------------------------------------------- 500 113 3 136 10| 0.0 8.5 8.5| 0.0 -16.9 -16.9 -33.7 -0.73| 9.5 -6.9 1000 20 4 111 5| 0.0 5.6 5.6| 0.0 -19.9 -19.9 -19.9 -0.63| 7.2 -4.5 1500 31 5 104 6| 0.8 3.7 4.5| 0.3 -20.8 -20.5 -13.7 -0.56| 5.6 -3.2 2000 35 5 101 7| 0.5 2.8 3.3| 1.5 -20.8 -19.3 -9.7 -0.50| 4.4 -2.2 2500 37 5 101 7| 0.4 2.2 2.6| 2.7 -20.8 -18.1 -7.2 -0.45| 3.6 -1.6 3000 38 5 101 7| 0.3 1.9 2.2| 3.9 -20.8 -16.9 -5.6 -0.40| 3.1 -1.3 4000 29 6 94 6| 0.2 2.2 2.5| 3.9 -33.0 -29.1 -7.3 -0.57| 3.4 -2.0 5000 358 7 65 4| 0.2 2.1 2.3| 3.9 -50.6 -46.7 -9.3 -0.67| 4.0 -2.7 6000 297 9 250 5| 0.2 1.9 2.1| 11.1 -81.7 -70.5 -11.8 -0.63| 4.6 -2.9 Wrote GIF file: /home/apache/climate/data/raob//SCFA/skewt/SCFA.skewt.20251210.12.gif