UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 29 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 14 0 0 SFC 999 22 -4.3 -5.8 89 1.5 -4.8 0 0 268.9 269.3 268.4 275.6 2.48 2 967 282 3.8 -4.2 56 8.0 0.7 47 3 279.6 280.1 275.5 287.7 2.89 3 944 477 2.6 -8.4 44 11.0 -1.3 81 5 280.3 280.7 274.8 286.5 2.14 4 925 641 1.2 -8.8 47 10.0 -2.3 110 7 280.5 280.9 274.9 286.6 2.12 5 850 1314 -4.7 -11.7 58 7.0 -6.8 120 7 281.2 281.5 274.8 286.5 1.83 6 837 1435 -5.7 -12.7 58 7.0 -7.8 114 7 281.4 281.7 274.8 286.4 1.72 7 700 2814 -14.3 -21.3 55 7.0 -15.8 40 11 286.6 286.8 276.5 289.7 1.00 8 658 3280 -17.3 -25.3 50 8.0 -18.8 39 12 288.4 288.5 277.0 290.7 0.74 9 500 5270 -33.5 -39.5 55 6.0 -34.0 35 15 292.2 292.2 278.2 293.0 0.25 10 488 5441 -34.5 -40.5 54 6.0 -35.0 37 18 293.0 293.0 278.5 293.8 0.23 11 400 6820 -40.9 -48.9 42 8.0 -41.3 50 40 301.8 301.9 282.3 302.2 0.11 12 300 8720 -53.9 -61.9 37 8.0 -54.0 50 33 309.4 309.4 285.1 309.5 0.03 13 250 9870 -61.9 -68.9 39 7.0 -62.0 55 31 314.0 314.0 286.8 314.1 0.01 14 240 10124 -62.7 -69.7 38 7.0 -62.7 50 21 316.5 316.5 287.6 316.6 0.01 15 200 11280 -54.3 -61.3 42 7.0 -54.5 310 23 346.8 346.8 296.0 347.0 0.05 16 150 13140 -52.3 -62.3 29 10.0 -52.7 280 25 380.0 380.0 302.3 380.2 0.06 17 100 15760 -55.1 -69.1 16 14.0 -55.5 265 33 421.3 421.3 307.9 421.4 0.03 18 70 18030 -55.7 -71.7 12 16.0 -56.3 260 40 465.2 465.2 312.3 465.4 0.03 19 58 19226 -57.3 -74.3 10 17.0 -57.9 254 39 487.3 487.3 314.0 487.5 0.03 20 50 20170 -55.3 -73.3 9 18.0 -56.2 250 38 513.2 513.2 315.9 513.4 0.04 21 49 20299 -55.5 -73.5 9 18.0 -56.4 250 39 515.7 515.7 316.0 515.9 0.04 22 46 20703 -53.5 -71.5 9 18.0 -54.6 250 42 529.9 529.9 316.9 530.2 0.05 23 39 21755 -57.1 -75.1 8 18.0 -58.0 250 49 546.4 546.4 317.9 546.6 0.04 24 32 23022 -51.7 -70.7 9 19.0 -53.6 250 57 592.7 592.7 320.3 593.3 0.09 25 30 23440 -51.7 -71.7 7 20.0 -53.8 250 60 603.7 603.7 320.8 604.3 0.08 26 21 25762 -51.9 -72.9 6 21.0 -54.6 246 56 667.9 668.0 323.4 668.7 0.10 27 20 26080 -50.3 -71.3 7 21.0 -53.5 245 56 682.2 682.3 323.9 683.3 0.13 28 12 29473 -40.0 -65.3 5 25.3 -48.8 260 68 825.9 826.1 328.0 830.9 0.49 29 11 30067 -38.3 -64.3 5 26.0 -48.4 262 58 853.0 853.3 328.6 859.5 0.61 30 10 30720 -38.9 -64.9 5 26.0 -49.1 265 48 874.3 874.7 329.1 881.1 0.62 31 8.1 32163 -39.9 -66.9 4 27.0 -50.7 924.7 925.0 330.0 931.4 0.58 TRP 240 10124 -62.7 -69.7 38 7.0 -62.7 50 21 316.5 316.5 287.6 316.6 0.01 WND 12 29473 -40.0 -65.3 5 25.3 -48.8 260 68 825.9 826.1 328.0 830.9 0.49 Sounding variables and indices 1000-500 mb thick: 5256.00 m Freezing level: Surface below freezing Freezing level: 982.01 mb = 160.08 m = 525.20 ft Freezing level: 909.75 mb = 777.88 m = 2552.07 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 54.23 % Est. max temperature: 8.01 C = 46.41 F Sfc-Lift cond lev (LCL): 975.47 mb = 212.48 m = 697.09 ft T: 1.63 C 700-500 lapse rate: 7.82 C/km ThetaE index: 1.28 C Layer 944.0- 925.0 mb Conv cond level (CCL): 769.84 mb = 2080.35 m = 6825.21 ft Mean mixing ratio: 2.37 g/kg Conv temperature: 10.66 C = 51.18 F Cap Strength: 5.36 C Lifted Index: 6.38 C Risk: None Lifted Index @300 mb: 17.15 C Lifted Index @700 mb: 4.61 C Showalter Index: 5.36 C Risk: None Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 21.80 C K Index: 10.10 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 1.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.44 J/kg Max Up Vert Vel: 8.88 m/s Conv Inhibition (B-): 64440.62 J/kg Cap Strength: 6.34 C Lift Cond Lev (LCL): 834.40 mb = 1459.03 m = 4786.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 79 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 ---------------------------------------------------------- 0 999 22 0 0 -0.0 -0.0 | 259 9 8.5 1.6 1 925 641 110 7 -6.6 2.4 | 205 4 1.9 4.0 2 850 1314 120 7 -6.1 3.5 | 205 6 2.4 5.1 3 700 2814 40 11 -7.1 -8.4 | 348 7 1.4 -6.8 4 500 5270 35 15 -8.6 -12.3 | 1 11 -0.1 -10.6 5 400 6820 50 40 -30.6 -25.7 | 43 33 -22.2 -24.1 6 300 8720 50 33 -25.3 -21.2 | 41 26 -16.8 -19.6 7 250 9870 55 31 -25.4 -17.8 | 46 23 -16.9 -16.1 8 240 10124 50 21 -16.1 -13.5 | 33 14 -7.6 -11.9 9 200 11280 310 23 17.6 -14.8 | 297 29 26.1 -13.1 10 150 13140 280 25 24.6 -4.3 | 275 33 33.1 -2.7 11 100 15760 265 33 32.9 2.9 | 264 42 41.3 4.5 12 70 18030 260 40 39.4 6.9 | 260 49 47.9 8.6 13 50 20170 250 38 35.7 13.0 | 252 47 44.2 14.6 14 30 23440 250 60 56.4 20.5 | 251 69 64.8 22.2 15 20 26080 245 56 50.8 23.7 | 247 64 59.2 25.3 16 12 29473 260 68 67.0 11.8 | 260 77 75.4 13.5 17 10 30720 265 48 47.8 4.2 | 264 57 56.3 5.8 Wind Parameters Mean winds (0-6000m): 49.0 at 11.5 knts Storm direction: 79.0 at 8.6 knts Shear (0-3000m) pos: 1.2 neg: 2.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 91.1 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -8.5 tot: -4.0 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 4.3 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.62 Bulk Shear: 15.07 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 ------------------------------------------------------------------------------- 500 115 3 244 7| 5.8 0.0 5.8| 4.2 -2.3 1.9 3.9 -0.03| 7.6 -0.2 1000 112 5 229 5| 3.6 0.0 3.6| 4.2 -4.5 -0.3 -0.3 -0.24| 5.6 -1.3 1500 114 6 221 5| 2.4 0.3 2.8| 4.2 -5.3 -1.1 -0.7 -0.25| 4.4 -1.1 2000 107 6 216 4| 1.8 1.3 3.1| 4.2 -6.2 -2.0 -1.0 -0.28| 4.3 -1.2 2500 95 7 215 3| 1.4 1.9 3.3| 4.2 -7.0 -2.8 -1.1 -0.33| 4.4 -1.5 3000 81 8 244 1| 1.2 2.0 3.2| 4.6 -8.5 -4.0 -1.3 -0.32| 4.3 -1.4 4000 64 9 344 2| 0.9 1.7 2.6| 6.4 -8.5 -2.2 -0.5 -0.27| 3.4 -0.9 5000 54 10 353 4| 0.7 1.6 2.3| 7.9 -8.5 -0.6 -0.1 -0.23| 2.9 -0.7 6000 49 11 2 6| 1.4 1.3 2.7| 36.8 -8.5 28.2 4.7 0.02| 3.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251029.12.gif