UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 10 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 -153 SFC 978 28 4.0 -1.0 70 5.0 1.9 355 7 278.9 279.5 276.2 289.0 3.63 2 925 480 4.2 -2.8 60 7.0 1.3 30 25 283.6 284.2 278.2 293.1 3.36 3 865 1023 2.0 -7.0 51 9.0 -1.4 42 20 286.8 287.3 278.8 294.4 2.61 4 858 1089 1.6 -7.4 51 9.0 -1.8 43 20 287.1 287.5 278.9 294.5 2.55 5 850 1164 1.0 -8.0 51 9.0 -2.4 45 19 287.2 287.6 278.8 294.4 2.46 6 700 2692 -10.3 -14.5 71 4.2 -11.5 30 19 291.1 291.4 279.7 296.4 1.77 7 667 3062 -13.1 -17.0 72 3.9 -14.1 32 19 292.0 292.3 279.8 296.6 1.51 8 608 3763 -16.9 -20.6 73 3.7 -17.7 36 20 295.4 295.7 281.0 299.3 1.22 9 561 4362 -21.5 -25.2 72 3.7 -22.2 40 20 296.9 297.0 281.2 299.7 0.88 10 500 5200 -27.9 -32.1 67 4.2 -28.5 45 21 299.0 299.1 281.7 300.7 0.52 11 487 5388 -29.5 -33.7 67 4.2 -30.0 44 21 299.3 299.4 281.7 300.8 0.46 12 400 6750 -42.3 -46.8 61 4.5 -42.5 40 23 300.0 300.0 281.5 300.5 0.14 13 373 7221 -45.9 -50.1 62 4.2 -46.0 41 27 301.3 301.3 282.0 301.7 0.10 14 314 8355 -52.9 -57.2 59 4.3 -53.0 45 38 306.8 306.8 284.2 307.0 0.05 15 300 8650 -52.9 -57.3 59 4.4 -53.0 45 38 310.8 310.8 285.7 311.0 0.06 16 250 9830 -47.7 -53.7 50 6.0 -48.0 75 27 335.2 335.2 293.2 335.6 0.10 17 222 10610 -52.9 -58.9 48 6.0 -53.1 43 16 338.7 338.7 294.1 339.0 0.06 18 200 11290 -50.7 -58.7 38 8.0 -51.0 15 7 352.5 352.5 297.3 352.8 0.07 19 150 13180 -49.1 -61.1 23 12.0 -49.6 315 11 385.5 385.5 303.2 385.8 0.07 20 100 15830 -48.9 -65.9 12 17.0 -49.8 295 9 433.2 433.3 309.2 433.5 0.05 21 70 18180 -49.1 -68.1 9 19.0 -50.4 255 7 479.3 479.4 313.4 479.7 0.06 22 64 18766 -47.5 -67.5 8 20.0 -49.1 252 7 495.3 495.3 314.7 495.7 0.07 23 52 20132 -46.7 -66.7 8 20.0 -48.8 246 7 527.5 527.5 316.8 528.1 0.09 24 50 20390 -48.3 -68.3 8 20.0 -50.1 245 7 529.6 529.7 316.9 530.2 0.08 25 45 21085 -49.7 -69.7 8 20.0 -51.5 215 8 542.5 542.5 317.7 542.9 0.07 26 30 23740 -50.9 -71.9 7 21.0 -53.1 100 11 605.9 605.9 320.9 606.5 0.08 27 20 26380 -51.3 -72.3 6 21.0 -54.2 170 9 679.1 679.2 323.8 680.1 0.11 28 13 29198 -48.3 -70.3 6 22.0 -53.2 778.6 778.7 326.8 780.8 0.23 29 11 30300 -47.7 -69.7 6 22.0 -53.4 818.9 819.0 327.8 821.8 0.29 TRP 314 8355 -52.9 -57.2 59 4.3 -53.0 45 38 306.8 306.8 284.2 307.0 0.05 WND Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 836.73 mb = 1299.22 m = 4262.49 ft Wetbulb zero: 897.17 mb = 727.42 m = 2386.51 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 65.85 % Est. max temperature: 12.77 C = 54.99 F Sfc-Lift cond lev (LCL): 905.26 mb = 654.71 m = 2147.99 ft T: 3.49 C 700-500 lapse rate: 7.02 C/km ThetaE index: 0.11 C Layer 850.0- 700.0 mb Conv cond level (CCL): 756.54 mb = 2080.67 m = 6826.26 ft Mean mixing ratio: 3.28 g/kg Conv temperature: 14.59 C = 58.26 F Cap Strength: 5.84 C Lifted Index: 6.59 C Risk: None Lifted Index @300 mb: 13.14 C Lifted Index @700 mb: 3.80 C Showalter Index: 5.07 C Risk: None Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 19.90 C K Index: 16.70 Risk: < 20 % chance of thunderstorms Sweat Index: 59.00 Risk: None Energy Index: 1.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.62 J/kg Max Up Vert Vel: 7.43 m/s Conv Inhibition (B-): 67104.27 J/kg Cap Strength: 6.57 C Lift Cond Lev (LCL): 833.53 mb = 1318.00 m = 4324.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 68 at 15 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 28 355 7 0.6 -7.0 | 275 14 14.4 -1.3 1 925 480 30 25 -12.5 -21.7 | 355 16 1.3 -16.0 2 850 1164 45 19 -13.4 -13.4 | 357 8 0.4 -7.8 3 700 2692 30 19 -9.5 -16.5 | 338 12 4.3 -10.8 4 500 5200 45 21 -14.8 -14.8 | 6 9 -1.0 -9.2 5 400 6750 40 23 -14.8 -17.6 | 5 12 -1.0 -11.9 6 314 8355 45 38 -26.9 -26.9 | 32 25 -13.1 -21.2 7 300 8650 45 38 -26.9 -26.9 | 32 25 -13.1 -21.2 8 250 9830 75 27 -26.1 -7.0 | 84 12 -12.3 -1.3 9 200 11290 15 7 -1.8 -6.8 | 275 12 12.0 -1.1 10 150 13180 315 11 7.8 -7.8 | 276 22 21.6 -2.1 11 100 15830 295 9 8.2 -3.8 | 265 22 22.0 1.9 12 70 18180 255 7 6.8 1.8 | 250 22 20.6 7.5 13 50 20390 245 7 6.3 3.0 | 247 22 20.2 8.6 14 30 23740 100 11 -10.8 1.9 | 201 8 3.0 7.6 15 20 26380 170 9 -1.6 8.9 | 220 19 12.2 14.5 Wind Parameters Mean winds (0-6000m): 37.7 at 19.9 knts Storm direction: 67.7 at 14.9 knts Shear (0-3000m) pos: 2.8 neg: 0.6 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 66.2 deg Storm rel helicity (0-3000m) pos: 82.7 neg: -8.2 tot: 74.5 m^2/s^2 ave: 24.8 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 7.08 Bulk Shear: 3.90 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 24 17 324 12| 19.9 0.0 19.9| 78.9 0.0 78.9 157.8 1.00| 21.3 21.2 1000 31 20 341 12| 8.4 0.0 8.4| 81.0 -0.0 81.0 81.0 0.79| 13.8 10.9 1500 35 19 345 11| 5.6 0.4 6.0| 81.0 -2.1 79.0 52.6 0.69| 10.0 7.0 2000 36 19 346 10| 4.2 0.6 4.8| 81.0 -4.6 76.4 38.2 0.62| 8.0 4.9 2500 35 19 345 10| 3.3 0.8 4.1| 81.0 -7.4 73.6 29.4 0.56| 6.7 3.8 3000 35 19 344 11| 2.8 0.6 3.5| 82.7 -8.2 74.5 24.8 0.55| 5.8 3.2 4000 35 19 345 11| 2.3 0.5 2.8| 88.3 -8.2 80.0 20.0 0.57| 4.6 2.6 5000 36 20 348 10| 2.0 0.4 2.4| 93.7 -8.2 85.5 17.1 0.59| 3.9 2.3 6000 38 20 351 10| 1.7 0.3 2.0| 94.7 -8.6 86.0 14.3 0.57| 3.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251010.12.gif