UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 11 OCT 25 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 -158 SFC 978 25 7.0 0.0 61 7.0 3.9 350 9 281.9 282.6 278.1 292.9 3.91 2 929 443 2.4 -4.6 60 7.0 -0.3 13 15 281.4 281.9 276.5 289.7 2.92 3 925 478 2.6 -3.4 65 6.0 0.2 15 15 282.0 282.5 277.2 291.0 3.21 4 850 1160 0.6 -8.4 51 9.0 -2.7 35 7 286.8 287.2 278.5 293.7 2.38 5 833 1321 -0.7 -9.7 51 9.0 -3.8 32 7 287.1 287.5 278.4 293.5 2.19 6 700 2682 -10.3 -14.2 73 3.9 -11.5 10 11 291.1 291.4 279.8 296.6 1.82 7 597 3886 -19.5 -22.8 75 3.3 -20.2 29 21 294.0 294.2 280.1 297.2 1.02 8 543 4584 -23.9 -31.9 48 8.0 -25.0 40 28 296.8 296.9 280.6 298.4 0.49 9 519 4912 -26.9 -36.9 38 10.0 -28.0 46 31 297.1 297.1 280.5 298.1 0.31 10 500 5180 -29.1 -38.1 42 9.0 -30.0 50 33 297.6 297.6 280.7 298.5 0.29 11 498 5209 -29.3 -38.3 41 9.0 -30.2 50 33 297.7 297.7 280.7 298.6 0.28 12 449 5940 -34.5 -41.5 49 7.0 -35.0 40 32 300.1 300.1 281.7 300.8 0.22 13 400 6740 -38.3 -44.3 53 6.0 -38.7 30 31 305.2 305.2 283.7 305.9 0.19 14 331 8026 -45.3 -51.3 51 6.0 -45.6 30 31 312.6 312.6 286.4 313.0 0.10 15 316 8335 -47.1 -53.1 50 6.0 -47.3 30 31 314.3 314.3 286.9 314.6 0.09 16 300 8680 -47.3 -53.3 50 6.0 -47.5 30 31 318.7 318.7 288.4 319.0 0.09 17 250 9880 -49.9 -56.9 44 7.0 -50.1 30 29 331.9 331.9 292.3 332.2 0.07 18 200 11330 -51.5 -60.5 33 9.0 -51.8 30 19 351.2 351.2 297.0 351.5 0.06 19 194 11528 -52.3 -61.3 33 9.0 -52.5 30 20 353.0 353.0 297.3 353.2 0.05 20 182 11942 -50.9 -59.9 34 9.0 -51.2 30 22 361.8 361.8 299.1 362.1 0.07 21 150 13210 -48.1 -60.1 24 12.0 -48.7 30 27 387.2 387.2 303.4 387.6 0.08 22 142 13570 -45.7 -58.7 22 13.0 -46.5 30 24 397.5 397.5 304.9 398.0 0.10 23 110 15247 -48.9 -67.9 9 19.0 -49.8 30 10 421.6 421.6 307.9 421.8 0.04 24 100 15870 -48.3 -69.3 7 21.0 -49.3 30 5 434.4 434.4 309.3 434.6 0.03 25 90 16569 -44.9 -68.9 5 24.0 -46.5 454.5 454.5 311.3 454.7 0.04 26 83 17107 -47.5 -73.5 3 26.0 -48.9 459.8 459.8 311.8 459.9 0.02 TRP 316 8335 -47.1 -53.1 50 6.0 -47.3 30 31 314.3 314.3 286.9 314.6 0.09 WND Sounding variables and indices 1000-500 mb thick: 5338.00 m Freezing level: 842.15 mb = 1234.41 m = 4049.86 ft Wetbulb zero: 932.88 mb = 409.20 m = 1342.52 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 61.19 % Est. max temperature: 12.24 C = 54.03 F Sfc-Lift cond lev (LCL): 878.39 mb = 895.01 m = 2936.36 ft T: 1.38 C 700-500 lapse rate: 7.53 C/km ThetaE index: 3.21 C Layer 929.0- 925.0 mb Conv cond level (CCL): 752.60 mb = 2115.20 m = 6939.54 ft Mean mixing ratio: 3.17 g/kg Conv temperature: 14.46 C = 58.03 F Cap Strength: 6.02 C Lifted Index: 5.98 C Risk: None Lifted Index @300 mb: 19.30 C Lifted Index @700 mb: 4.33 C Showalter Index: 4.34 C Risk: None Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.70 C Cross Totals Index: 20.70 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 75.00 Risk: None Energy Index: 0.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.45 J/kg Max Up Vert Vel: 5.19 m/s Conv Inhibition (B-): 21356.88 J/kg Cap Strength: 5.98 C Lift Cond Lev (LCL): 833.26 mb = 1318.77 m = 4326.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 66 at 14 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 ---------------------------------------------------------- 0 978 25 350 9 1.6 -8.9 | 283 15 14.2 -3.3 1 925 478 15 15 -3.9 -14.5 | 316 12 8.8 -8.9 2 850 1160 35 7 -4.0 -5.7 | 271 9 8.6 -0.2 3 700 2682 10 11 -1.9 -10.8 | 296 12 10.7 -5.3 4 500 5180 50 33 -25.3 -21.2 | 39 20 -12.6 -15.6 5 400 6740 30 31 -15.5 -26.8 | 8 21 -2.9 -21.3 6 316 8335 30 31 -15.5 -26.8 | 8 21 -2.9 -21.3 7 300 8680 30 31 -15.5 -26.8 | 8 21 -2.9 -21.3 8 250 9880 30 29 -14.5 -25.1 | 5 20 -1.9 -19.5 9 200 11330 30 19 -9.5 -16.5 | 344 11 3.1 -10.9 10 150 13210 30 27 -13.5 -23.4 | 3 18 -0.9 -17.8 11 100 15870 30 5 -2.5 -4.3 | 263 10 10.1 1.2 Wind Parameters Mean winds (0-6000m): 36.2 at 18.4 knts Storm direction: 66.2 at 13.8 knts Shear (0-3000m) pos: 1.3 neg: 0.6 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 28.7 deg Storm rel helicity (0-3000m) pos: 46.9 neg: -16.4 tot: 30.5 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.06 Bulk Shear: 12.74 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 7 12 300 13| 7.8 0.0 7.8| 26.5 0.0 26.5 53.0 0.92| 8.3 7.6 1000 14 12 301 11| 3.2 0.0 3.2| 26.5 -13.1 13.4 13.4 0.15| 7.5 1.1 1500 18 10 295 10| 2.1 0.2 2.4| 28.8 -16.4 12.4 8.3 0.10| 5.9 0.6 2000 19 10 292 10| 1.6 0.4 2.0| 32.5 -16.4 16.1 8.1 0.17| 4.9 0.8 2500 18 10 292 10| 1.3 0.8 2.0| 35.8 -16.4 19.4 7.8 0.21| 4.3 0.9 3000 17 10 294 11| 1.3 0.6 1.9| 46.9 -16.4 30.5 10.2 0.32| 4.2 1.4 4000 21 12 306 10| 2.2 0.5 2.7| 80.3 -16.4 63.9 16.0 0.51| 4.5 2.3 5000 31 15 329 9| 2.9 0.4 3.3|125.1 -16.4 108.7 21.7 0.61| 4.8 2.9 6000 36 18 349 9| 2.5 0.7 3.2|131.9 -47.9 84.0 14.0 0.44| 4.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251011.00.gif