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 SCSN... Searching the city database file for: SCSN ... Date:1200Z 18 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 1006 75 4.6 3.6 93 1.0 4.1 80 2 277.3 278.1 277.0 290.7 4.92 1 1004 90 9.0 7.2 88 1.8 8.0 102 2 281.8 282.9 281.0 299.3 6.35 2 1000 121 10.8 6.7 76 4.1 8.6 145 1 284.0 285.0 281.8 301.1 6.16 3 994 171 11.8 7.0 72 4.8 9.2 147 1 285.4 286.5 282.7 303.1 6.32 4 991 197 11.6 7.0 73 4.6 9.1 147 2 285.5 286.6 282.7 303.2 6.34 5 976 325 14.8 7.8 63 7.0 10.9 151 3 290.0 291.2 285.1 309.3 6.81 6 964 430 15.6 6.6 55 9.0 10.6 154 3 291.8 292.9 285.3 310.0 6.35 7 951 545 15.2 7.2 59 8.0 10.7 158 4 292.5 293.7 285.9 311.8 6.71 8 925 781 17.6 -3.4 24 21.0 7.6 165 6 297.3 297.9 284.2 307.0 3.21 9 913 893 19.6 -20.4 5 40.0 5.4 178 6 300.5 300.6 282.7 303.2 0.83 10 899 1025 19.6 -26.4 3 46.0 4.8 194 6 301.8 301.9 282.8 303.5 0.49 11 850 1503 16.8 -27.2 3 44.0 3.1 250 6 303.7 303.8 283.5 305.4 0.48 12 843 1573 17.0 -31.0 2 48.0 2.9 253 6 304.7 304.7 283.7 305.9 0.34 13 800 2016 13.4 -4.6 28 18.0 4.8 270 8 305.4 306.1 287.4 316.0 3.39 14 752 2533 10.8 -35.2 2 46.0 -1.1 291 11 308.1 308.1 284.9 309.0 0.25 15 700 3124 6.0 -39.0 2 45.0 -4.2 315 14 309.1 309.2 285.2 309.8 0.19 16 699 3136 6.0 -40.0 2 46.0 -4.3 315 14 309.3 309.3 285.2 309.9 0.17 17 650 3725 1.4 -8.6 47 10.0 -2.9 305 16 310.5 311.1 288.8 320.3 3.07 18 582 4603 -5.1 -13.1 53 8.0 -8.1 290 18 312.9 313.4 288.9 320.7 2.39 19 547 5087 -8.1 -14.1 62 6.0 -10.2 282 19 315.0 315.4 289.6 322.7 2.35 20 518 5508 -9.9 -19.9 44 10.0 -13.0 275 20 317.7 318.0 289.6 322.9 1.52 21 500 5780 -12.1 -21.1 47 9.0 -14.7 270 21 318.3 318.6 289.7 323.1 1.42 22 430 6917 -19.9 -29.9 41 10.0 -22.0 256 26 322.4 322.5 290.3 325.0 0.74 23 400 7450 -23.3 -38.3 24 15.0 -25.5 250 29 324.7 324.8 290.6 326.0 0.35 24 399 7468 -23.1 -42.1 16 19.0 -25.6 250 29 325.2 325.2 290.6 326.1 0.24 25 362 8171 -29.1 -48.1 14 19.0 -30.9 252 28 326.4 326.4 290.8 326.9 0.14 26 300 9480 -40.3 -51.3 30 11.0 -40.9 255 26 328.6 328.6 291.5 329.0 0.11 27 266 10291 -47.1 -56.1 35 9.0 -47.4 265 35 330.1 330.1 291.8 330.4 0.07 28 250 10700 -50.1 -61.1 26 11.0 -50.4 270 39 331.6 331.6 292.2 331.8 0.04 29 220 11522 -55.3 -68.3 18 13.0 -55.5 270 49 335.9 335.9 293.3 336.0 0.02 30 212 11759 -54.3 -74.3 7 20.0 -54.6 268 56 341.0 341.0 294.6 341.1 0.01 31 200 12130 -55.3 -73.3 9 18.0 -55.5 265 67 345.2 345.2 295.6 345.2 0.01 32 182 12732 -54.7 -77.7 4 23.0 -55.0 269 78 355.6 355.6 297.8 355.6 0.01 33 175 12982 -56.0 -78.8 4 22.8 -56.3 270 83 357.5 357.5 298.2 357.5 0.00 34 150 13950 -61.1 -83.1 4 22.0 -61.3 275 63 364.8 364.8 299.6 364.8 0.00 35 105 16119 -70.5 -88.5 5 18.0 -70.6 275 55 386.1 386.1 303.2 386.1 0.00 36 100 16410 -69.5 -88.5 5 19.0 -69.6 275 54 393.4 393.4 304.3 393.5 0.00 37 96 16654 -67.5 -88.5 4 21.0 -67.6 274 51 402.0 402.0 305.5 402.0 0.00 38 81 17669 -70.3 -89.3 5 19.0 -70.4 272 41 416.2 416.2 307.3 416.3 0.00 39 70 18540 -67.7 -89.7 3 22.0 -67.8 270 32 439.5 439.6 309.8 439.6 0.00 40 50 20600 -61.1 -88.1 2 27.0 -61.6 235 29 499.5 499.5 314.9 499.5 0.00 41 47 20985 -60.3 -88.3 1 28.0 -60.9 510.3 510.3 315.7 510.4 0.00 42 44 21395 -61.3 -88.3 2 27.0 -61.9 517.6 517.6 316.1 517.6 0.00 TRP 220 11522 -55.3 -68.3 18 13.0 -55.5 270 49 335.9 335.9 293.3 336.0 0.02 WND 175 12982 -56.0 -78.8 4 22.8 -56.3 270 83 357.5 357.5 298.2 357.5 0.00 Sounding variables and indices 1000-500 mb thick: 5659.00 m Freezing level: 635.35 mb = 3914.04 m = 12841.19 ft Wetbulb zero: 760.91 mb = 2434.36 m = 7986.63 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 32.41 % Est. max temperature: 30.87 C = 87.57 F Sfc-Lift cond lev (LCL): 990.67 mb = 199.44 m = 654.33 ft T: 11.67 C 700-500 lapse rate: 6.81 C/km ThetaE index: 8.64 C Layer 925.0- 899.0 mb Conv cond level (CCL): 602.85 mb = 4323.23 m = 14183.65 ft Mean mixing ratio: 5.09 g/kg Conv temperature: 39.58 C = 103.24 F Cap Strength: 12.80 C Lifted Index: 12.08 C Risk: None Lifted Index @300 mb: 15.40 C Lifted Index @700 mb: 11.55 C Showalter Index: 11.93 C Risk: None Total Totals Index: 13.80 C Risk: None Vertical Totals Index: 28.90 C Cross Totals Index: -15.10 C K Index: -43.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.37 J/kg Max Up Vert Vel: 11.17 m/s Conv Inhibition (B-): 27161.61 J/kg Cap Strength: 12.78 C Lift Cond Lev (LCL): 796.33 mb = 2054.06 m = 6738.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 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 1006 75 80 2 -2.0 -0.3 | 125 11 -8.9 6.2 1 1000 121 145 1 -0.6 0.8 | 135 11 -7.5 7.4 2 925 781 165 6 -1.6 5.8 | 146 15 -8.5 12.4 3 850 1503 250 6 5.6 2.1 | 171 9 -1.3 8.6 4 700 3124 315 14 9.9 -9.9 | 318 4 2.9 -3.3 5 500 5780 270 21 21.0 -0.0 | 245 16 14.0 6.6 6 400 7450 250 29 27.3 9.9 | 231 26 20.3 16.5 7 300 9480 255 26 25.1 6.7 | 234 23 18.2 13.3 8 250 10700 270 39 39.0 -0.0 | 258 33 32.0 6.6 9 220 11522 270 49 49.0 -0.0 | 261 43 42.0 6.6 10 200 12130 265 67 66.7 5.8 | 258 61 59.8 12.4 11 175 12982 270 83 83.0 -0.0 | 265 76 76.0 6.6 12 150 13950 275 63 62.8 -5.5 | 269 56 55.8 1.1 13 100 16410 275 54 53.8 -4.7 | 268 47 46.8 1.9 14 70 18540 270 32 32.0 -0.0 | 255 26 25.0 6.6 15 50 20600 235 29 23.8 16.6 | 216 29 16.8 23.2 Wind Parameters Mean winds (0-6000m): 283.5 at 12.8 knts Storm direction: 313.5 at 9.6 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): -172.9 deg Storm rel helicity (0-3000m) pos: 50.2 neg: 0.0 tot: 50.2 m^2/s^2 ave: 16.7 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.22 Bulk Shear: 28.13 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 ------------------------------------------------------------------------------- 500 154 3 138 12| 4.6 0.0 4.6| 10.1 0.0 10.1 20.2 0.66| 5.2 3.4 1000 170 4 144 13| 3.7 0.0 3.7| 25.7 0.0 25.7 25.7 0.72| 5.3 3.8 1500 192 5 152 13| 2.9 0.0 2.9| 34.7 0.0 34.7 23.1 0.66| 5.5 3.6 2000 220 5 162 11| 2.8 0.0 2.8| 40.5 0.0 40.5 20.3 0.69| 5.0 3.5 2500 248 6 173 9| 2.7 0.0 2.7| 45.4 0.0 45.4 18.2 0.71| 4.9 3.5 3000 274 7 184 6| 2.6 0.0 2.6| 50.2 0.0 50.2 16.7 0.76| 5.0 3.8 4000 291 9 208 4| 1.9 0.6 2.5| 50.5 -5.6 44.9 11.2 0.55| 4.4 2.4 5000 290 11 231 4| 1.5 1.1 2.6| 50.5 -15.6 34.9 7.0 0.37| 4.1 1.5 6000 283 13 237 7| 1.3 1.4 2.7| 50.5 -29.4 21.1 3.5 0.24| 4.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//SCSN/skewt/SCSN.skewt.20250418.12.gif