UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SCFA... Searching the city database file for: SCFA ... Date:1200Z 18 APR 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 1001 120 15.2 12.9 86 2.3 13.8 150 2 288.3 289.9 286.9 314.5 9.37 1 1000 121 15.0 13.2 89 1.8 13.9 195 1 288.1 289.8 287.1 314.9 9.57 2 925 777 9.8 9.5 98 0.3 9.6 195 6 289.3 290.8 286.1 312.1 8.08 3 912 894 8.8 8.5 98 0.3 8.6 165 5 289.5 290.8 285.7 311.1 7.65 4 908 931 10.0 5.4 73 4.6 7.5 156 5 291.1 292.2 284.9 308.8 6.20 5 903 977 14.4 -1.6 33 16.0 6.6 144 5 296.1 296.7 284.3 307.3 3.76 6 902 986 17.6 -2.4 25 20.0 7.8 141 5 299.5 300.1 285.4 310.2 3.55 7 885 1149 20.8 -5.2 17 26.0 8.3 101 4 304.4 304.9 286.6 313.5 2.93 8 860 1396 21.0 -14.0 8 35.0 6.4 40 3 307.1 307.4 286.0 312.0 1.50 9 850 1497 20.4 -19.6 5 40.0 5.4 15 3 307.5 307.7 285.5 310.7 0.95 10 736 2722 14.0 -30.0 3 44.0 0.6 4 7 313.5 313.5 287.1 315.0 0.43 11 704 3094 11.2 -31.8 3 43.0 -1.2 0 8 314.4 314.4 287.3 315.7 0.38 12 700 3141 11.4 -33.6 3 45.0 -1.2 360 8 315.1 315.2 287.5 316.3 0.32 13 680 3383 10.8 -36.2 2 47.0 -1.8 353 10 317.1 317.1 288.1 318.0 0.25 14 601 4399 4.4 -43.6 2 48.0 -6.1 321 20 321.1 321.1 289.2 321.6 0.13 15 536 5324 0.4 293 29 327.0 16 525 5490 0.6 287 31 329.1 17 500 5880 -1.9 -47.9 2 46.0 -10.7 275 35 330.7 330.7 292.0 331.1 0.10 18 493 5992 -2.3 -33.3 7 31.0 -10.4 276 35 331.6 331.7 292.6 333.3 0.47 19 411 7396 -15.7 -35.7 16 20.0 -19.7 288 36 332.0 332.1 292.7 333.7 0.44 20 400 7600 -17.3 -41.3 10 24.0 -21.2 290 36 332.5 332.6 292.7 333.5 0.26 21 395 7694 -18.3 -42.3 10 24.0 -22.0 289 37 332.4 332.4 292.6 333.3 0.23 22 337 8856 -27.7 -38.7 34 11.0 -29.3 281 47 335.0 335.1 293.4 336.5 0.40 23 330 9006 -28.7 -45.7 18 17.0 -30.6 280 49 335.7 335.7 293.4 336.4 0.19 24 324 9137 -29.7 -43.7 24 14.0 -31.3 279 50 336.0 336.1 293.6 337.0 0.25 25 323 9159 -29.9 -36.9 51 7.0 -30.9 279 50 336.1 336.2 293.8 338.0 0.50 26 300 9680 -34.7 -38.4 69 3.7 -35.1 275 55 336.5 336.6 293.9 338.2 0.46 27 291 9893 -36.7 -38.8 81 2.1 -37.0 275 58 336.6 336.7 293.9 338.3 0.46 28 283 10086 -38.1 -42.4 64 4.3 -38.5 275 61 337.2 337.3 294.0 338.5 0.32 29 270 10411 -37.3 -60.3 7 23.0 -38.5 275 66 343.0 343.0 295.1 343.2 0.04 30 250 10940 -41.1 -66.1 5 25.0 -42.1 275 74 345.0 345.0 295.5 345.1 0.02 31 230 11498 -46.3 -67.3 7 21.0 -46.9 268 78 345.4 345.4 295.6 345.5 0.02 32 209 12126 -50.5 -68.5 10 18.0 -50.9 259 83 348.4 348.4 296.3 348.5 0.02 33 201 12378 -52.5 -61.5 33 9.0 -52.8 255 85 349.1 349.1 296.5 349.3 0.05 34 200 12410 -52.9 -61.9 33 9.0 -53.1 255 85 349.0 349.0 296.4 349.2 0.05 35 185 12910 -56.7 -69.7 18 13.0 -56.9 258 87 350.7 350.7 296.8 350.8 0.02 36 154 14051 -66.1 -73.9 33 7.8 -66.2 265 92 353.5 353.5 297.4 353.5 0.01 37 150 14210 -67.5 -74.5 36 7.0 -67.5 265 92 353.8 353.8 297.4 353.9 0.01 38 148 14291 -68.3 -76.3 31 8.0 -68.4 265 90 353.8 353.8 297.4 353.8 0.01 39 125 15295 -72.1 -84.1 15 12.0 -72.2 269 63 364.4 364.4 299.5 364.4 0.00 40 100 16600 -74.7 -88.7 10 14.0 -74.7 275 27 383.4 383.4 302.8 383.4 0.00 41 74 18309 -83.7 -91.7 23 8.0 -83.7 310 21 398.9 398.9 305.0 398.9 0.00 42 70 18620 -79.5 -90.5 15 11.0 -79.6 245 22 414.3 414.3 307.0 414.3 0.00 43 69 18702 -79.3 -90.3 15 11.0 -79.3 249 21 416.4 416.4 307.3 416.4 0.00 44 66 18959 -71.9 -89.9 5 18.0 -72.0 263 19 437.9 437.9 309.7 437.9 0.00 45 53 20275 -65.1 -90.1 2 25.0 -65.4 332 8 482.0 482.0 313.6 482.0 0.00 46 50 20630 -65.5 -90.5 2 25.0 -65.8 350 5 489.1 489.1 314.1 489.1 0.00 47 47 21007 -64.7 -90.7 2 26.0 -65.0 357 7 499.8 499.8 314.9 499.8 0.00 48 47 21007 -64.7 -90.7 2 26.0 -65.0 357 7 499.8 499.8 314.9 499.8 0.00 49 41 21854 -58.5 -88.5 1 30.0 -59.3 11 10 535.1 535.2 317.2 535.2 0.00 50 30 23830 -55.9 -86.9 1 31.0 -57.3 45 19 592.2 592.2 320.3 592.3 0.01 51 27 24504 -54.3 -86.3 1 32.0 -56.2 57 20 614.9 614.9 321.3 614.9 0.01 52 20 26450 -49.5 -84.5 1 35.0 -53.1 90 23 684.7 684.7 323.9 684.8 0.02 53 15 28345 -45.5 -82.5 1 37.0 -51.4 78 25 756.7 756.7 326.1 756.9 0.03 54 12 29824 -47.3 -84.3 1 37.0 -53.3 68 26 800.2 800.2 327.3 800.4 0.03 55 10 31040 -42.7 -82.7 0 40.0 -51.5 60 27 860.2 860.2 328.6 860.6 0.04 56 9.0 31756 -39.9 -80.9 0 41.0 -50.7 897.2 897.3 329.4 897.9 0.06 57 7.6 32911 -39.7 -80.7 0 41.0 -51.5 942.5 942.5 330.2 943.3 0.08 58 7.3 33186 -40.1 -81.1 0 41.0 -51.8 951.8 951.8 330.4 952.6 0.08 TRP 74 18309 -83.7 -91.7 23 8.0 -83.7 310 21 398.9 398.9 305.0 398.9 0.00 WND 154 14051 -66.1 -73.9 33 7.8 -66.2 265 92 353.5 353.5 297.4 353.5 0.01 Sounding variables and indices 1000-500 mb thick: 5759.00 m Freezing level: 519.00 mb = 5583.78 m = 18319.28 ft Wetbulb zero: 724.97 mb = 2847.86 m = 9343.25 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 22.32 % Est. max temperature: 34.41 C = 93.95 F Sfc-Lift cond lev (LCL): 967.24 mb = 401.27 m = 1316.48 ft T: 12.78 C 700-500 lapse rate: 4.86 C/km ThetaE index: 7.64 C Layer 925.0- 902.0 mb Conv cond level (CCL): 927.05 mb = 758.37 m = 2488.05 ft Mean mixing ratio: 8.31 g/kg Conv temperature: 16.23 C = 61.22 F Cap Strength: 18.39 C Lifted Index: 18.71 C Risk: None Lifted Index @300 mb: 17.08 C Lifted Index @700 mb: 14.19 C Showalter Index: 19.03 C Risk: None Total Totals Index: 4.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: -17.70 C K Index: -42.30 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 4.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.39 J/kg Max Up Vert Vel: 5.37 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 18.60 C Lift Cond Lev (LCL): 926.47 mb = 763.64 m = 2505.35 ft Lev Free Conv (LFC): 921.47 mb = 808.66 m = 2653.06 ft Equ Level (EL): 911.47 mb = 899.01 m = 2949.48 ft B at Equ Level: 11.30 J/kg Max Parcel Lev (MPL): 901.47 mb = 991.23 m = 3252.02 ft Wind level data Storm motion: 321 at 10 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 1001 120 150 2 -1.0 1.7 | 142 12 -7.5 9.8 1 1000 121 195 1 0.3 1.0 | 145 11 -6.2 9.0 2 925 777 195 6 1.6 5.8 | 160 15 -5.0 13.8 3 850 1497 15 3 -0.8 -2.9 | 125 9 -7.3 5.1 4 700 3141 360 8 -0.0 -8.0 | 90 7 -6.5 0.0 5 500 5880 275 35 34.9 -3.1 | 260 29 28.4 5.0 6 400 7600 290 36 33.8 -12.3 | 279 28 27.3 -4.3 7 300 9680 275 55 54.8 -4.8 | 266 48 48.3 3.2 8 250 10940 275 74 73.7 -6.4 | 269 67 67.2 1.6 9 200 12410 255 85 82.1 22.0 | 248 81 75.6 30.0 10 154 14051 265 92 91.6 8.0 | 259 87 85.1 16.0 11 150 14210 265 92 91.6 8.0 | 259 87 85.1 16.0 12 100 16600 275 27 26.9 -2.4 | 254 21 20.4 5.7 13 74 18309 310 21 16.1 -13.5 | 300 11 9.6 -5.5 14 70 18620 245 22 19.9 9.3 | 218 22 13.4 17.3 15 50 20630 350 5 0.9 -4.9 | 119 6 -5.6 3.1 16 30 23830 45 19 -13.4 -13.4 | 75 21 -19.9 -5.4 17 20 26450 90 23 -23.0 0.0 | 105 31 -29.5 8.0 18 10 31040 60 27 -23.4 -13.5 | 80 30 -29.9 -5.5 Wind Parameters Mean winds (0-6000m): 290.9 at 13.8 knts Storm direction: 320.9 at 10.3 knts Shear (0-3000m) pos: 0.6 neg: 2.2 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -51.7 deg Storm rel helicity (0-3000m) pos: 13.2 neg: -46.1 tot: -32.9 m^2/s^2 ave: -11.0 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.53 Bulk Shear: 27.32 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 ------------------------------------------------------------------------------- 500 195 3 152 12| 3.8 0.0 3.8| 10.4 0.0 10.4 20.8 0.71| 4.6 3.3 1000 182 4 152 14| 1.9 3.3 5.2| 12.1 -29.6 -17.4 -17.4 -0.28| 6.8 -1.9 1500 195 4 155 13| 1.3 2.8 4.1| 13.2 -37.6 -24.4 -16.3 -0.29| 6.8 -2.0 2000 202 4 157 13| 0.9 2.5 3.4| 13.2 -40.6 -27.4 -13.7 -0.33| 5.5 -1.8 2500 355 4 121 7| 0.8 2.3 3.1| 13.2 -43.4 -30.3 -12.1 -0.37| 4.7 -1.7 3000 358 5 117 7| 0.6 2.2 2.8| 13.2 -46.1 -32.9 -11.0 -0.40| 4.2 -1.7 4000 345 7 108 5| 0.5 2.7 3.2| 13.2 -63.8 -50.6 -12.7 -0.58| 4.7 -2.7 5000 318 10 191 1| 0.4 3.0 3.4| 13.2-102.1 -88.9 -17.8 -0.62| 5.4 -3.4 6000 291 14 244 7| 0.3 3.0 3.3| 21.2-167.2-146.0 -24.3 -0.62| 5.8 -3.6 Wrote GIF file: /home/apache/climate/data/raob//SCFA/skewt/SCFA.skewt.20250418.12.gif