UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for SCSN... Searching the city database file for: SCSN ... Date:1200Z 21 APR 25 Station: SCSN WMO ident: 85586 Latitude: -33.65 Longitude: -71.61 Elevation: 75.00 ------------------------------------------------------------------------------- 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 1008 75 9.2 9.1 99 0.1 9.2 90 2 281.7 282.9 282.0 301.5 7.21 1 1000 141 8.8 8.8 100 0.0 8.8 140 2 282.0 283.2 282.0 301.5 7.12 2 965 436 7.8 7.8 100 0.0 7.8 158 7 283.8 285.0 282.5 302.9 6.89 3 959 488 13.2 8.7 74 4.5 10.6 161 8 289.8 291.1 285.6 310.7 7.37 4 954 532 15.2 7.2 59 8.0 10.7 164 9 292.3 293.4 285.8 311.5 6.69 5 939 667 17.0 4.0 42 13.0 10.0 172 12 295.4 296.4 285.8 311.3 5.43 6 925 795 17.0 1.0 34 16.0 8.8 180 14 296.7 297.5 285.2 309.9 4.44 7 923 813 17.0 1.0 34 16.0 8.8 180 14 296.9 297.7 285.4 310.1 4.45 8 912 916 18.8 -14.2 9 33.0 5.8 179 13 299.7 300.0 283.1 304.2 1.39 9 868 1337 15.4 -4.6 25 20.0 6.0 176 9 300.5 301.0 285.3 310.0 3.13 10 850 1514 14.8 -6.2 23 21.0 5.2 175 7 301.6 302.2 285.4 310.4 2.83 11 700 3131 6.6 -25.4 8 32.0 -3.1 315 17 309.8 309.9 286.1 312.1 0.69 12 674 3439 4.8 -30.2 6 35.0 -4.6 309 18 311.2 311.2 286.3 312.8 0.46 13 528 5371 -9.3 -31.3 15 22.0 -14.2 273 25 316.7 316.8 288.3 318.6 0.53 14 502 5759 -11.1 -41.1 6 30.0 -16.2 266 27 319.1 319.2 288.7 319.9 0.21 15 500 5790 -11.1 -37.1 10 26.0 -16.0 265 27 319.5 319.6 288.9 320.7 0.32 16 456 6495 -15.1 -19.4 70 4.3 -16.4 261 27 323.0 323.4 291.5 329.2 1.80 17 450 6596 -15.1 -21.1 60 6.0 -16.9 260 27 324.3 324.6 291.6 329.7 1.58 18 400 7480 -21.3 -25.1 71 3.8 -22.2 255 28 327.3 327.6 292.2 331.7 1.24 19 379 7875 -24.1 -28.8 65 4.7 -25.1 256 30 328.7 328.9 292.3 332.1 0.94 20 305 9416 -36.5 -38.5 82 2.0 -36.7 260 40 332.4 332.4 292.8 334.1 0.45 21 300 9530 -37.3 -40.3 74 3.0 -37.6 260 41 332.8 332.9 292.9 334.2 0.38 22 295 9646 -38.5 -40.7 80 2.2 -38.7 257 41 332.7 332.8 292.8 334.1 0.37 23 287 9834 -39.9 -49.9 34 10.0 -40.5 253 40 333.3 333.4 292.7 333.9 0.14 24 268 10298 -44.3 -48.6 62 4.3 -44.6 241 39 333.5 333.5 292.9 334.2 0.17 25 256 10603 -46.5 -50.1 67 3.6 -46.7 234 38 334.7 334.7 293.1 335.3 0.15 26 250 10760 -47.9 -51.7 65 3.8 -48.1 230 37 334.9 334.9 293.2 335.4 0.13 27 207 11975 -58.7 -63.7 52 5.0 -58.8 226 48 336.5 336.5 293.5 336.6 0.04 28 200 12190 -60.3 -65.3 52 5.0 -60.4 225 50 337.3 337.3 293.7 337.4 0.03 29 179 12872 -65.1 -71.1 43 6.0 -65.1 225 63 340.3 340.3 294.4 340.4 0.01 30 176 12974 -65.6 -71.6 43 6.0 -65.6 225 65 341.2 341.2 294.6 341.2 0.01 31 174 13044 -65.9 -71.9 43 6.0 -66.0 225 62 341.7 341.7 294.7 341.8 0.01 32 168 13257 -63.7 -78.7 11 15.0 -63.8 236 55 348.9 348.9 296.4 348.9 0.00 33 161 13518 -63.7 -81.7 7 18.0 -63.8 249 47 353.1 353.1 297.3 353.1 0.00 34 160 13556 -62.9 -80.9 7 18.0 -63.0 250 46 355.1 355.1 297.7 355.1 0.00 35 150 13950 -65.5 -81.5 9 16.0 -65.6 270 33 357.2 357.2 298.1 357.3 0.00 36 136 14541 -68.7 -83.7 10 15.0 -68.8 264 34 361.7 361.7 299.0 361.7 0.00 37 129 14859 -65.9 -84.9 5 19.0 -66.0 261 34 372.3 372.3 300.9 372.3 0.00 38 114 15602 -69.7 -87.7 6 18.0 -69.8 253 35 378.6 378.6 302.0 378.6 0.00 39 100 16380 -70.7 -87.7 6 17.0 -70.8 245 36 391.1 391.1 303.9 391.1 0.00 40 92 16879 -66.5 -87.5 4 21.0 -66.7 241 33 408.9 408.9 306.4 408.9 0.00 41 87 17216 -68.3 -88.3 4 20.0 -68.4 239 31 411.8 411.8 306.7 411.9 0.00 42 70 18530 -65.1 -89.1 2 24.0 -65.3 230 24 445.1 445.1 310.4 445.1 0.00 43 65 18985 -63.5 -88.5 2 25.0 -63.8 230 22 458.1 458.1 311.6 458.2 0.00 44 60 19474 -67.1 -89.1 3 22.0 -67.3 230 20 460.7 460.7 311.8 460.7 0.00 45 50 20590 -62.3 -89.3 2 27.0 -62.7 230 15 496.7 496.7 314.7 496.7 0.00 46 44 21387 -58.5 -88.5 1 30.0 -59.3 524.4 524.5 316.6 524.5 0.00 47 36 22650 -57.9 -87.9 1 30.0 -58.9 557.0 557.0 318.5 557.0 0.00 48 33 23204 -53.3 -85.3 1 32.0 -55.1 583.2 583.2 319.8 583.3 0.01 TRP 174 13044 -65.9 -71.9 43 6.0 -66.0 225 62 341.7 341.7 294.7 341.8 0.01 WND 176 12974 -65.6 -71.6 43 6.0 -65.6 225 65 341.2 341.2 294.6 341.2 0.01 Sounding variables and indices 1000-500 mb thick: 5649.00 m Freezing level: 624.30 mb = 4097.01 m = 13441.46 ft Wetbulb zero: 755.63 mb = 2494.12 m = 8182.72 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 20.89 % Est. max temperature: 28.66 C = 83.59 F Sfc-Lift cond lev (LCL): 1006.60 mb = 86.50 m = 283.79 ft T: 9.13 C 700-500 lapse rate: 6.66 C/km ThetaE index: 5.94 C Layer 912.0- 868.0 mb Conv cond level (CCL): 608.91 mb = 4242.99 m = 13920.40 ft Mean mixing ratio: 5.83 g/kg Conv temperature: 41.13 C = 106.03 F Cap Strength: 13.26 C Lifted Index: 13.52 C Risk: None Lifted Index @300 mb: 18.87 C Lifted Index @700 mb: 12.50 C Showalter Index: 10.97 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 4.90 C K Index: -12.30 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 2.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 93.85 J/kg Max Up Vert Vel: 13.70 m/s Conv Inhibition (B-): 29835.44 J/kg Cap Strength: 13.31 C Lift Cond Lev (LCL): 851.57 mb = 1498.42 m = 4916.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 12 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 1008 75 90 2 -2.0 0.0 | 119 14 -12.4 6.9 1 1000 141 140 2 -1.3 1.5 | 126 14 -11.6 8.4 2 925 795 180 14 0.0 14.0 | 154 23 -10.4 20.9 3 850 1514 175 7 -0.6 7.0 | 142 18 -11.0 13.8 4 700 3131 315 17 12.0 -12.0 | 342 5 1.7 -5.2 5 500 5790 265 27 26.9 2.4 | 241 19 16.5 9.2 6 400 7480 255 28 27.0 7.2 | 230 22 16.7 14.1 7 300 9530 260 41 40.4 7.1 | 245 33 30.0 14.0 8 250 10760 230 37 28.3 23.8 | 210 36 18.0 30.6 9 200 12190 225 50 35.4 35.4 | 211 49 25.0 42.2 10 176 12974 225 65 46.0 46.0 | 214 64 35.6 52.8 11 174 13044 225 62 43.8 43.8 | 213 61 33.5 50.7 12 150 13950 270 33 33.0 -0.0 | 253 24 22.6 6.9 13 100 16380 245 36 32.6 15.2 | 225 31 22.3 22.1 14 70 18530 230 24 18.4 15.4 | 200 24 8.0 22.3 15 50 20590 230 15 11.5 9.6 | 184 17 1.1 16.5 Wind Parameters Mean winds (0-6000m): 273.5 at 16.6 knts Storm direction: 303.5 at 12.4 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -150.5 deg Storm rel helicity (0-3000m) pos: 120.6 neg: -19.3 tot: 101.3 m^2/s^2 ave: 33.8 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.4 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 1.89 Bulk Shear: 49.70 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 ------------------------------------------------------------------------------- 500 160 5 134 17| 10.0 0.0 10.0| 31.9 0.0 31.9 63.9 0.70| 10.2 7.2 1000 176 9 145 19| 5.9 0.0 5.9| 54.3 -7.1 47.2 47.2 0.57| 8.7 4.9 1500 177 9 145 19| 2.6 0.0 2.6| 56.8 -19.3 37.4 25.0 0.36| 7.3 2.7 2000 183 9 148 19| 3.1 0.0 3.1| 86.4 -19.3 67.0 33.5 0.51| 7.4 3.7 2500 200 10 156 17| 3.2 0.0 3.2|108.0 -19.3 88.7 35.5 0.56| 7.9 4.4 3000 222 10 167 15| 3.1 0.0 3.1|120.6 -19.3 101.3 33.8 0.63| 8.6 5.4 4000 273 12 198 7| 2.3 0.7 3.1|121.8 -29.4 92.5 23.1 0.46| 7.5 3.5 5000 279 15 221 6| 1.9 1.4 3.3|121.8 -46.6 75.2 15.0 0.32| 6.8 2.2 6000 274 17 227 9| 1.6 1.7 3.3|121.8 -69.4 52.4 8.7 0.21| 6.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//SCSN/skewt/SCSN.skewt.20250421.12.gif