UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 8 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 ------------------------------------------------------------------------------- SFC 1006 26 0.0 -2.3 84 2.3 -0.9 70 3 272.7 273.2 271.9 281.4 3.20 1 1000 74 0.4 -3.0 78 3.4 -0.9 75 5 273.5 274.1 272.2 281.9 3.06 2 943 543 -1.3 -9.3 54 8.0 -3.9 94 7 276.5 276.8 272.3 282.1 2.00 3 925 696 -3.1 -11.1 54 8.0 -5.5 100 7 276.1 276.4 271.8 281.1 1.77 4 850 1359 -8.5 -13.1 69 4.6 -9.8 215 5 277.2 277.5 272.3 281.9 1.64 5 778 2038 -13.5 -15.8 83 2.3 -14.0 236 10 279.0 279.2 272.9 283.1 1.43 6 737 2451 -12.7 -22.7 43 10.0 -14.7 248 12 284.2 284.3 275.0 286.8 0.84 7 700 2842 -14.9 -26.9 35 12.0 -17.0 260 15 286.0 286.1 275.6 287.9 0.60 8 663 3252 -15.9 -31.9 24 16.0 -18.4 260 18 289.3 289.4 277.0 290.6 0.40 9 612 3851 -19.3 -25.3 59 6.0 -20.4 260 22 292.1 292.3 278.9 294.6 0.80 10 578 4274 -20.7 -29.7 44 9.0 -22.1 260 25 295.3 295.4 280.1 297.1 0.56 11 526 4965 -25.5 -35.5 39 10.0 -26.7 260 30 297.6 297.7 280.8 298.8 0.35 12 500 5330 -28.7 -37.7 42 9.0 -29.6 260 33 298.0 298.1 280.9 299.1 0.30 13 400 6880 -41.9 -46.9 58 5.0 -42.2 245 46 300.5 300.6 281.8 301.0 0.14 14 305 8655 -55.8 -60.7 55 4.8 -55.9 245 89 305.2 305.2 283.5 305.3 0.04 15 300 8760 -56.7 -61.5 55 4.8 -56.8 245 87 305.4 305.4 283.6 305.5 0.03 16 268 9474 -59.9 -64.6 54 4.7 -60.0 260 68 310.8 310.8 285.7 310.9 0.02 17 250 9910 -60.3 -64.9 55 4.6 -60.3 270 46 316.4 316.4 287.6 316.5 0.02 18 200 11330 -52.9 -58.9 48 6.0 -53.1 250 40 349.0 349.0 296.5 349.3 0.07 19 150 13200 -48.5 -57.5 34 9.0 -49.0 260 36 386.5 386.5 303.3 387.0 0.11 20 100 15870 -49.9 -63.9 18 14.0 -50.7 265 25 431.3 431.3 309.0 431.7 0.07 21 70 18210 -48.3 -66.3 11 18.0 -49.7 265 25 481.1 481.1 313.5 481.5 0.07 22 56 19671 -52.1 -71.1 8 19.0 -53.2 248 22 504.1 504.1 315.2 504.4 0.05 23 53 20029 -51.3 -70.3 9 19.0 -52.6 244 22 513.9 514.0 315.9 514.3 0.06 24 50 20410 -49.7 -69.7 8 20.0 -51.3 240 21 526.4 526.4 316.7 526.8 0.06 25 47 20814 -46.9 -66.9 8 20.0 -49.1 243 19 542.5 542.5 317.7 543.1 0.10 26 30 23750 -49.5 -71.5 6 22.0 -52.1 265 5 609.7 609.7 321.0 610.3 0.08 27 20 26410 -49.9 -72.9 5 23.0 -53.2 75 7 683.4 683.5 323.9 684.3 0.10 28 19 26745 -50.3 -73.3 5 23.0 -53.7 692.3 692.3 324.2 693.1 0.10 29 15 28296 -47.9 -71.9 5 24.0 -52.7 748.7 748.8 326.0 750.1 0.15 TRP 268 9474 -59.9 -64.6 54 4.7 -60.0 260 68 310.8 310.8 285.7 310.9 0.02 WND 305 8655 -55.8 -60.7 55 4.8 -55.9 245 89 305.2 305.2 283.5 305.3 0.04 Sounding variables and indices 1000-500 mb thick: 5256.00 m Freezing level: 986.59 mb = 184.35 m = 604.81 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 52.36 % Est. max temperature: 4.48 C = 40.06 F Sfc-Lift cond lev (LCL): 970.44 mb = 313.81 m = 1029.55 ft T: -0.47 C 700-500 lapse rate: 5.55 C/km ThetaE index: 0.95 C Layer 925.0- 850.0 mb Conv cond level (CCL): 841.98 mb = 1431.74 m = 4697.24 ft Mean mixing ratio: 2.29 g/kg Conv temperature: 4.75 C = 40.56 F Cap Strength: 13.80 C Lifted Index: 13.82 C Risk: None Lifted Index @300 mb: 16.76 C Lifted Index @700 mb: 6.47 C Showalter Index: 13.70 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 15.60 C K Index: -4.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.53 J/kg Max Up Vert Vel: 4.59 m/s Conv Inhibition (B-): 62433.18 J/kg Cap Strength: 13.82 C Lift Cond Lev (LCL): 868.40 mb = 1191.11 m = 3907.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 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 1006 26 70 3 -2.8 -1.0 | 100 16 -15.9 2.7 1 1000 74 75 5 -4.8 -1.3 | 98 18 -17.9 2.5 2 925 696 100 7 -6.9 1.2 | 104 21 -20.0 5.0 3 850 1359 215 5 2.9 4.1 | 128 13 -10.2 7.8 4 700 2842 260 15 14.8 2.6 | 195 7 1.7 6.4 5 500 5330 260 33 32.5 5.7 | 244 22 19.4 9.5 6 400 6880 245 46 41.7 19.4 | 231 37 28.6 23.2 7 305 8655 245 89 80.7 37.6 | 239 79 67.6 41.4 8 300 8760 245 87 78.8 36.8 | 238 77 65.8 40.5 9 268 9474 260 68 67.0 11.8 | 254 56 53.9 15.6 10 250 9910 270 46 46.0 -0.0 | 263 33 32.9 3.8 11 200 11330 250 40 37.6 13.7 | 235 30 24.5 17.4 12 150 13200 260 36 35.5 6.3 | 246 25 22.4 10.0 13 100 15870 265 25 24.9 2.2 | 243 13 11.8 5.9 14 70 18210 265 25 24.9 2.2 | 243 13 11.8 5.9 15 50 20410 240 21 18.2 10.5 | 200 15 5.1 14.3 16 30 23750 265 5 5.0 0.4 | 117 9 -8.1 4.2 17 20 26410 75 7 -6.8 -1.8 | 96 20 -19.8 1.9 Wind Parameters Mean winds (0-6000m): 256.0 at 18.1 knts Storm direction: 286.0 at 13.6 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 104.7 deg Storm rel helicity (0-3000m) pos: 80.3 neg: -2.1 tot: 78.1 m^2/s^2 ave: 26.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 74.08 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 84 6 100 19| 4.0 0.0 4.0| 6.3 -2.1 4.2 8.4 0.18| 4.4 0.8 1000 101 6 104 20| 3.4 0.0 3.4| 40.8 -2.1 38.7 38.7 0.63| 6.0 3.8 1500 117 6 109 19| 3.0 0.0 3.0| 52.8 -2.1 50.7 33.8 0.57| 6.3 3.6 2000 161 6 123 18| 3.2 0.0 3.2| 63.5 -2.1 61.4 30.7 0.62| 5.7 3.6 2500 209 7 137 14| 3.3 0.0 3.3| 72.8 -2.1 70.7 28.3 0.66| 5.5 3.6 3000 236 9 145 10| 3.3 0.0 3.3| 80.3 -2.1 78.1 26.0 0.69| 5.4 3.7 4000 251 11 162 8| 2.5 0.9 3.4| 91.7 -2.1 89.5 22.4 0.68| 5.0 3.4 5000 255 15 188 8| 2.0 1.5 3.5|103.1 -2.1 101.0 20.2 0.63| 4.7 3.0 6000 256 18 209 9| 1.7 1.9 3.6|106.5 -18.8 87.8 14.6 0.49| 4.7 2.3 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251008.12.gif