UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for SCCI... Searching the city database file for: SCCI ... Date:1200Z 17 APR 25 Station: SCCI WMO ident: 85934 Latitude: -53.00 Longitude: -70.85 Elevation: 37.00 ------------------------------------------------------------------------------- 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 34 260 6 SFC 999 37 7.6 6.7 94 0.9 7.1 260 6 280.8 281.9 280.3 297.7 6.16 2 994 79 8.8 6.1 83 2.7 7.4 256 7 282.4 283.5 280.8 298.9 5.94 3 925 675 5.0 3.4 89 1.6 4.2 195 18 284.4 285.3 281.0 299.2 5.28 4 850 1360 0.6 0.4 99 0.2 0.5 175 12 286.8 287.6 281.3 299.9 4.63 5 847 1388 0.4 0.4 100 0.0 0.4 175 12 286.9 287.7 281.4 300.1 4.65 6 700 2895 -8.1 -8.4 98 0.3 -8.2 160 12 293.5 294.0 282.3 302.1 2.90 7 629 3716 -13.1 -14.3 91 1.2 -13.5 133 11 296.9 297.3 282.6 303.1 2.01 8 515 5205 -23.9 -24.4 96 0.5 -24.0 82 9 301.3 301.5 283.2 304.7 1.03 9 500 5420 -25.7 -27.7 83 2.0 -26.0 75 9 301.7 301.8 283.1 304.3 0.78 10 452 6145 -32.1 -34.8 77 2.7 -32.4 75 14 302.5 302.6 283.0 304.0 0.44 11 428 6530 -35.1 -35.5 96 0.4 -35.1 75 17 303.4 303.5 283.4 304.9 0.43 12 411 6812 -37.3 -40.7 71 3.4 -37.5 75 20 304.1 304.2 283.4 305.1 0.27 13 400 7000 -38.7 -39.6 91 0.9 -38.8 75 21 304.7 304.7 283.7 305.8 0.31 14 394 7104 -39.7 -43.0 71 3.3 -39.9 74 21 304.7 304.7 283.6 305.5 0.22 15 378 7385 -42.3 -43.8 85 1.5 -42.4 73 20 304.9 304.9 283.7 305.6 0.21 16 371 7511 -43.3 -46.8 68 3.5 -43.5 72 19 305.2 305.2 283.7 305.8 0.15 17 358 7750 -44.9 -52.9 40 8.0 -45.2 71 19 306.2 306.2 284.0 306.5 0.08 18 336 8171 -48.5 -52.7 62 4.2 -48.6 69 17 306.9 306.9 284.2 307.2 0.09 19 310 8697 -51.3 -61.3 29 10.0 -51.5 66 16 310.1 310.1 285.4 310.2 0.03 20 300 8910 -51.9 -63.9 22 12.0 -52.1 65 15 312.2 312.2 286.1 312.3 0.02 21 288 9173 -52.7 -66.7 17 14.0 -52.9 70 20 314.7 314.7 287.0 314.8 0.02 22 250 10080 -53.7 -71.7 9 18.0 -53.9 85 10 326.2 326.2 290.6 326.3 0.01 23 200 11520 -52.7 -75.7 5 23.0 -53.1 315 4 349.3 349.3 296.5 349.3 0.01 24 150 13370 -53.7 -83.7 1 30.0 -54.1 260 14 377.5 377.5 301.9 377.6 0.00 25 121 14744 -54.3 -84.3 1 30.0 -54.8 257 17 400.4 400.4 305.3 400.4 0.00 26 100 15960 -55.3 -85.3 1 30.0 -55.8 255 20 420.9 420.9 307.8 420.9 0.00 27 70 18220 -57.7 -86.7 1 29.0 -58.3 275 25 460.9 460.9 311.8 461.0 0.00 28 51 20215 -58.7 -87.7 1 29.0 -59.3 251 16 502.3 502.3 315.1 502.3 0.00 29 50 20340 -57.7 -87.7 1 30.0 -58.5 250 15 507.5 507.5 315.5 507.5 0.00 TRP 288 9173 -52.7 -66.7 17 14.0 -52.9 70 20 314.7 314.7 287.0 314.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 840.08 mb = 1459.30 m = 4787.67 ft Wetbulb zero: 840.64 mb = 1447.96 m = 4750.48 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 94.10 % Est. max temperature: 13.57 C = 56.42 F Sfc-Lift cond lev (LCL): 985.43 mb = 150.52 m = 493.84 ft T: 8.34 C 700-500 lapse rate: 6.97 C/km Conv cond level (CCL): 900.68 mb = 890.81 m = 2922.57 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 11.94 C = 53.49 F Cap Strength: 3.88 C Lifted Index: 3.93 C Risk: None Lifted Index @300 mb: 9.37 C Lifted Index @700 mb: 1.84 C Showalter Index: 3.28 C Risk: None Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 26.10 C K Index: 26.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 105.80 Risk: None Energy Index: 0.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.25 J/kg Max Up Vert Vel: 4.30 m/s Conv Inhibition (B-): 27621.28 J/kg Cap Strength: 3.92 C Lift Cond Lev (LCL): 920.44 mb = 715.02 m = 2345.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 181 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 ---------------------------------------------------------- 0 999 37 260 6 5.9 1.0 | 323 10 5.7 -7.7 1 925 675 195 18 4.7 17.4 | 207 10 4.4 8.7 2 850 1360 175 12 -1.0 12.0 | 159 3 -1.3 3.3 3 700 2895 160 12 -4.1 11.3 | 121 5 -4.3 2.6 4 500 5420 75 9 -8.7 -2.3 | 39 14 -8.9 -11.0 5 400 7000 75 21 -20.3 -5.4 | 55 25 -20.5 -14.1 6 300 8910 65 15 -13.6 -6.3 | 43 20 -13.8 -15.0 7 288 9173 70 20 -18.8 -6.8 | 51 25 -19.0 -15.5 8 250 10080 85 10 -10.0 -0.9 | 47 14 -10.2 -9.6 9 200 11520 315 4 2.8 -2.8 | 347 12 2.6 -11.5 10 150 13370 260 14 13.8 2.4 | 295 15 13.6 -6.3 11 100 15960 255 20 19.3 5.2 | 280 19 19.1 -3.5 12 70 18220 275 25 24.9 -2.2 | 294 27 24.7 -10.9 13 50 20340 250 15 14.1 5.1 | 284 14 13.9 -3.6 Wind Parameters Mean winds (0-6000m): 151.4 at 11.6 knts Storm direction: 181.4 at 8.7 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 148.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -54.6 tot: -54.6 m^2/s^2 ave: -18.2 10^-3 m/s^2 rel: -0.89 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.52 Bulk Shear: 17.90 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 ------------------------------------------------------------------------------- 500 214 11 269 6| 0.0 12.9 12.9| 0.0 -31.2 -31.2 -62.4 -1.00| 13.9-13.8 1000 201 14 229 6| 0.0 7.5 7.5| 0.0 -47.4 -47.4 -47.4 -0.92| 11.5-10.6 1500 194 13 214 5| 0.0 4.5 4.5| 0.0 -50.7 -50.7 -33.8 -0.89| 9.0 -8.0 2000 188 13 201 5| 0.0 3.5 3.5| 0.0 -51.7 -51.7 -25.8 -0.89| 7.0 -6.3 2500 184 13 189 4| 0.0 2.9 2.9| 0.0 -52.6 -52.6 -21.1 -0.89| 5.8 -5.2 3000 180 13 176 4| 0.0 2.5 2.5| 0.0 -54.6 -54.6 -18.2 -0.89| 5.1 -4.6 4000 171 12 148 4| 0.0 2.0 2.0| 0.0 -65.0 -65.0 -16.3 -0.87| 4.7 -4.1 5000 162 12 124 5| 0.0 1.6 1.6| 0.0 -80.2 -80.2 -16.0 -0.86| 4.4 -3.8 6000 151 12 104 6| 0.0 1.7 1.7| 10.1 -86.8 -76.8 -12.8 -0.73| 4.2 -3.1 Wrote GIF file: /home/apache/climate/data/raob//SCCI/skewt/SCCI.skewt.20250417.12.gif