UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for SCSN... Searching the city database file for: SCSN ... Date:0000Z 11 DEC 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 17.2 13.6 79 3.6 15.0 295 6 289.9 291.6 287.9 317.4 9.77 1 1000 123 16.4 13.8 85 2.6 14.8 270 4 289.5 291.3 287.9 317.5 9.96 2 933 710 11.4 11.4 100 0.0 11.4 266 6 290.3 291.9 287.4 316.0 9.11 3 925 782 11.0 11.0 100 0.0 11.0 265 6 290.6 292.1 287.3 315.8 8.94 4 884 1160 9.4 9.4 100 0.0 9.4 209 8 292.7 294.2 287.6 316.7 8.40 5 879 1207 11.8 10.9 94 0.9 11.3 202 8 295.7 297.3 289.6 322.7 9.35 6 871 1284 12.2 11.0 92 1.2 11.4 190 8 296.8 298.6 290.1 324.4 9.51 7 850 1489 13.0 8.0 72 5.0 10.0 160 9 299.8 301.2 289.7 323.2 7.94 8 809 1905 13.8 -13.2 14 27.0 2.9 203 8 304.9 305.2 285.4 310.3 1.71 9 807 1926 13.8 -13.2 14 27.0 2.9 205 8 305.1 305.4 285.5 310.6 1.71 10 700 3107 5.4 -1.6 61 7.0 1.9 330 6 308.5 309.4 289.8 323.5 4.86 11 691 3213 4.4 -2.6 60 7.0 1.0 329 7 308.5 309.4 289.6 322.7 4.57 12 646 3758 1.2 -13.8 32 15.0 -4.5 322 11 310.9 311.3 287.9 317.5 2.04 13 574 4698 -5.9 -23.9 23 18.0 -10.9 309 17 313.2 313.4 287.6 316.5 0.97 14 548 5061 -6.9 -35.9 8 29.0 -12.9 305 20 316.2 316.3 287.9 317.4 0.33 15 543 5133 -7.1 -34.1 10 27.0 -12.9 304 20 316.8 316.9 288.2 318.2 0.39 16 500 5770 -12.7 -32.7 17 20.0 -16.8 295 25 317.6 317.6 288.5 319.3 0.49 17 464 6335 -16.7 -43.7 8 27.0 -20.5 297 30 319.4 319.5 288.8 320.1 0.17 18 435 6815 -20.5 -40.5 15 20.0 -23.3 298 34 320.6 320.6 289.2 321.5 0.26 19 430 6900 -20.9 -31.9 37 11.0 -22.9 298 34 321.1 321.2 289.8 323.3 0.61 20 417 7126 -22.3 -49.3 7 27.0 -25.2 299 36 322.1 322.2 289.5 322.5 0.10 21 401 7412 -24.5 -31.5 52 7.0 -25.8 300 39 322.9 323.1 290.4 325.4 0.68 22 400 7430 -24.7 -31.7 52 7.0 -25.9 300 39 322.9 323.0 290.3 325.3 0.67 23 389 7632 -26.5 -31.5 63 5.0 -27.3 298 42 323.1 323.3 290.5 325.6 0.71 24 365 8087 -30.5 -32.0 87 1.5 -30.7 294 47 323.7 323.9 290.6 326.3 0.72 25 339 8607 -34.5 -40.5 54 6.0 -35.1 288 54 325.2 325.2 290.7 326.4 0.33 26 320 9008 -37.1 -54.1 15 17.0 -38.1 284 59 327.0 327.0 290.9 327.3 0.08 27 300 9450 -40.7 -47.7 47 7.0 -41.2 280 65 328.0 328.0 291.3 328.7 0.17 28 298 9496 -41.3 -48.3 47 7.0 -41.8 280 67 327.8 327.8 291.3 328.4 0.16 29 284 9822 -42.5 -57.5 18 15.0 -43.1 280 80 330.6 330.6 291.9 330.8 0.06 30 280 9918 -42.3 -60.3 12 18.0 -43.0 280 83 332.2 332.2 292.4 332.4 0.04 31 263 10340 -44.0 -63.6 10 19.7 -44.6 280 100 335.8 335.8 293.3 335.9 0.03 32 250 10680 -45.3 -66.3 8 21.0 -45.9 280 95 338.7 338.7 294.0 338.8 0.02 33 211 11794 -50.7 -73.7 5 23.0 -51.1 276 87 347.1 347.1 296.0 347.2 0.01 34 206 11949 -52.1 -73.1 6 21.0 -52.5 276 85 347.3 347.3 296.0 347.4 0.01 35 200 12140 -51.7 -75.7 4 24.0 -52.1 275 84 350.9 350.9 296.8 350.9 0.01 36 162 13499 -54.3 -83.3 2 29.0 -54.6 268 58 368.3 368.3 300.2 368.3 0.00 37 150 13990 -56.7 -83.7 2 27.0 -57.0 265 49 372.4 372.4 301.0 372.4 0.00 38 100 16490 -68.3 -88.3 4 20.0 -68.4 245 27 395.8 395.8 304.6 395.8 0.00 39 80 17812 -73.5 -89.5 7 16.0 -73.6 230 26 411.1 411.1 306.6 411.1 0.00 40 70 18600 -70.1 -89.1 5 19.0 -70.2 250 20 434.4 434.4 309.3 434.4 0.00 41 53 20268 -66.1 -90.1 2 24.0 -66.4 271 22 479.7 479.7 313.4 479.7 0.00 42 50 20620 -67.1 -90.1 2 23.0 -67.3 275 23 485.4 485.4 313.9 485.4 0.00 43 43 21534 -67.1 -91.1 2 24.0 -67.4 257 23 506.8 506.8 315.4 506.8 0.00 44 39 22131 -62.5 -90.5 1 28.0 -63.0 246 23 532.7 532.7 317.1 532.8 0.00 45 31 23555 -61.5 -89.5 1 28.0 -62.3 219 23 571.6 571.6 319.2 571.6 0.00 46 30 23760 -59.1 -89.1 1 30.0 -60.1 215 23 583.5 583.5 319.8 583.6 0.00 47 27 24423 -57.3 -88.3 1 31.0 -58.7 606.4 606.4 320.9 606.5 0.01 48 26 24662 -57.7 -87.7 1 30.0 -59.0 611.9 611.9 321.2 611.9 0.01 TRP 80 17812 -73.5 -89.5 7 16.0 -73.6 230 26 411.1 411.1 306.6 411.1 0.00 WND 263 10340 -44.0 -63.6 10 19.7 -44.6 280 100 335.8 335.8 293.3 335.9 0.03 Sounding variables and indices 1000-500 mb thick: 5647.00 m Freezing level: 633.83 mb = 3917.16 m = 12851.43 ft Wetbulb zero: 683.09 mb = 3305.91 m = 10846.03 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 45.95 % Est. max temperature: 26.28 C = 79.31 F Sfc-Lift cond lev (LCL): 953.57 mb = 525.26 m = 1723.28 ft T: 12.97 C 700-500 lapse rate: 6.80 C/km ThetaE index: 14.09 C Layer 850.0- 807.0 mb Conv cond level (CCL): 940.07 mb = 645.98 m = 2119.34 ft Mean mixing ratio: 9.37 g/kg Conv temperature: 17.52 C = 63.54 F Cap Strength: 8.39 C Lifted Index: 5.62 C Risk: None Lifted Index @300 mb: 8.44 C Lifted Index @700 mb: 6.43 C Showalter Index: 1.99 C Risk: Showers probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 20.70 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 139.00 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.37 J/kg Max Up Vert Vel: 4.09 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.26 C Lift Cond Lev (LCL): 940.46 mb = 642.42 m = 2107.66 ft Lev Free Conv (LFC): 935.46 mb = 687.53 m = 2255.65 ft Equ Level (EL): 885.46 mb = 1146.11 m = 3760.17 ft B at Equ Level: 5.37 J/kg Max Parcel Lev (MPL): 875.46 mb = 1241.05 m = 4071.63 ft Wind level data Storm motion: 322 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 1006 75 295 6 5.4 -2.5 | 180 4 0.0 4.5 1 1000 123 270 4 4.0 -0.0 | 169 7 -1.4 7.0 2 925 782 265 6 6.0 0.5 | 184 8 0.6 7.6 3 850 1489 160 9 -3.1 8.5 | 151 18 -8.5 15.5 4 700 3107 330 6 3.0 -5.2 | 127 3 -2.4 1.8 5 500 5770 295 25 22.7 -10.6 | 282 18 17.2 -3.5 6 400 7430 300 39 33.8 -19.5 | 294 31 28.4 -12.5 7 300 9450 280 65 64.0 -11.3 | 274 59 58.6 -4.3 8 263 10340 280 100 98.5 -17.4 | 276 94 93.1 -10.3 9 250 10680 280 95 93.6 -16.5 | 276 89 88.1 -9.5 10 200 12140 275 84 83.7 -7.3 | 270 78 78.3 -0.3 11 150 13990 265 49 48.8 4.3 | 255 45 43.4 11.3 12 100 16490 245 27 24.5 11.4 | 226 27 19.1 18.4 13 80 17812 230 26 19.9 16.7 | 211 28 14.5 23.7 14 70 18600 250 20 18.8 6.8 | 224 19 13.4 13.9 15 50 20620 275 23 22.9 -2.0 | 254 18 17.5 5.0 16 30 23760 215 23 13.2 18.8 | 197 27 7.8 25.9 Wind Parameters Mean winds (0-6000m): 292.4 at 11.8 knts Storm direction: 322.4 at 8.9 knts Shear (0-3000m) pos: 2.5 neg: 2.3 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): -46.9 deg Storm rel helicity (0-3000m) pos: 41.6 neg: -35.8 tot: 5.7 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.07 Bulk Shear: 7.82 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 ------------------------------------------------------------------------------- 500 270 5 174 7| 0.0 2.9 2.9| 2.3 -1.5 0.8 1.6 0.04| 4.2 0.2 1000 259 5 180 8| 0.0 4.1 4.1| 3.5 -5.4 -1.9 -1.9 -0.06| 5.1 -0.3 1500 228 6 177 11| 0.0 4.6 4.6| 8.3 -32.8 -24.6 -16.4 -0.32| 6.7 -2.1 2000 215 7 173 13| 1.9 3.4 5.3| 34.2 -32.8 1.3 0.7 0.00| 7.0 0.0 2500 221 7 176 12| 2.6 2.7 5.3| 41.6 -32.8 8.7 3.5 0.08| 7.0 0.6 3000 218 7 175 13| 2.5 2.3 4.8| 41.6 -35.8 5.7 1.9 -0.02| 6.9 -0.1 4000 275 8 198 7| 1.9 0.9 2.8| 41.6 -37.0 4.6 1.2 -0.08| 6.1 -0.5 5000 293 9 224 5| 1.5 0.8 2.3| 41.6 -41.6 -0.1 -0.0 -0.11| 5.7 -0.6 6000 292 12 245 6| 1.3 1.3 2.5| 46.3 -50.8 -4.5 -0.8 -0.11| 5.5 -0.6 Wrote GIF file: /home/apache/climate/data/raob//SCSN/skewt/SCSN.skewt.20251211.00.gif