UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 18 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 1015 23 -0.3 -2.2 87 1.9 -1.0 310 1 271.7 272.2 271.4 280.3 3.20 1 1000 142 -0.3 -4.2 75 3.9 -1.7 315 1 272.9 273.3 271.4 280.5 2.80 2 943 609 -2.9 -9.9 58 7.0 -5.1 334 3 274.8 275.1 271.2 280.2 1.91 3 925 761 -4.3 -11.3 58 7.0 -6.4 340 3 274.9 275.2 271.0 279.8 1.74 4 850 1420 -10.1 -14.4 71 4.3 -11.2 310 7 275.6 275.8 271.0 279.8 1.47 5 796 1922 -14.1 -16.4 83 2.3 -14.6 334 6 276.5 276.7 271.4 280.4 1.33 6 777 2106 -12.9 -17.8 67 4.9 -14.0 342 6 279.7 279.9 273.1 283.3 1.21 7 708 2812 -15.3 -24.3 46 9.0 -17.0 16 5 284.6 284.7 275.0 286.9 0.76 8 700 2898 -15.9 -24.9 46 9.0 -17.6 20 5 284.9 285.0 275.2 287.1 0.72 9 649 3463 -19.5 -30.5 37 11.0 -21.1 12 5 287.0 287.1 275.9 288.5 0.46 10 578 4312 -25.9 -38.9 28 13.0 -27.2 0 6 289.2 289.3 276.6 290.0 0.23 11 505 5279 -30.3 -39.3 41 9.0 -31.1 346 7 295.3 295.3 279.6 296.1 0.25 12 500 5350 -30.5 -39.5 41 9.0 -31.3 345 7 295.9 295.9 279.8 296.7 0.25 13 400 6910 -40.5 -49.5 37 9.0 -40.9 280 13 302.4 302.4 282.5 302.7 0.10 14 300 8810 -52.3 -62.3 29 10.0 -52.5 280 19 311.6 311.6 285.9 311.7 0.03 15 250 9980 -56.1 -66.1 27 10.0 -56.2 280 25 322.7 322.7 289.6 322.7 0.02 16 246 10083 -56.3 -66.3 27 10.0 -56.5 280 25 323.9 323.9 289.9 323.9 0.02 17 244 10135 -56.5 -66.5 27 10.0 -56.6 280 25 324.3 324.3 290.1 324.4 0.02 18 200 11410 -52.5 -63.5 25 11.0 -52.8 275 40 349.6 349.6 296.6 349.8 0.04 19 150 13270 -53.1 -67.1 17 14.0 -53.5 280 40 378.6 378.6 302.1 378.7 0.03 20 100 15890 -53.7 -70.7 11 17.0 -54.2 275 36 424.0 424.0 308.2 424.1 0.03 21 80 17325 -53.3 -72.3 8 19.0 -54.1 272 39 452.7 452.7 311.1 452.9 0.03 22 70 18190 -50.3 -70.3 8 20.0 -51.5 270 40 476.8 476.8 313.2 477.0 0.04 23 68 18379 -49.5 -69.5 8 20.0 -50.8 269 39 482.5 482.5 313.7 482.8 0.05 24 50 20370 -53.1 -74.1 6 21.0 -54.3 255 33 518.3 518.4 316.2 518.6 0.03 25 45 21053 -53.9 -74.9 6 21.0 -55.1 259 32 532.3 532.3 317.1 532.5 0.03 26 30 23680 -52.3 -74.3 5 22.0 -54.3 275 27 602.1 602.1 320.7 602.5 0.05 27 23 25411 -49.1 -73.1 4 24.0 -52.4 252 19 659.0 659.0 323.0 659.7 0.08 28 20 26320 -52.9 -75.9 5 23.0 -55.5 240 15 674.3 674.3 323.6 674.8 0.06 29 16 27755 -55.5 -78.5 4 23.0 -57.9 224 12 710.2 710.2 324.8 710.7 0.05 30 14 28615 -51.7 -75.7 4 24.0 -55.4 214 11 750.7 750.8 326.0 751.6 0.09 31 10 30810 -49.9 -74.9 4 25.0 -55.2 190 7 833.3 833.4 328.1 834.8 0.15 32 7.5 32700 -47.7 -73.7 3 26.0 -55.0 913.7 913.8 329.7 916.3 0.24 TRP 244 10135 -56.5 -66.5 27 10.0 -56.6 280 25 324.3 324.3 290.1 324.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5208.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 51.32 % Est. max temperature: 3.47 C = 38.24 F Sfc-Lift cond lev (LCL): 985.21 mb = 260.52 m = 854.70 ft T: -0.96 C 700-500 lapse rate: 5.95 C/km ThetaE index: 0.73 C Layer 943.0- 796.0 mb Conv cond level (CCL): 867.29 mb = 1263.10 m = 4143.99 ft Mean mixing ratio: 2.28 g/kg Conv temperature: 3.45 C = 38.20 F Cap Strength: 12.81 C Lifted Index: 13.25 C Risk: None Lifted Index @300 mb: 22.27 C Lifted Index @700 mb: 6.58 C Showalter Index: 13.60 C Risk: None Total Totals Index: 36.50 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 16.10 C K Index: -3.00 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.62 J/kg Max Up Vert Vel: 4.15 m/s Conv Inhibition (B-): 62935.01 J/kg Cap Strength: 12.66 C Lift Cond Lev (LCL): 887.23 mb = 1085.90 m = 3562.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 4 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 1015 23 310 1 0.8 -0.6 | 208 4 1.8 3.5 1 1000 142 315 1 0.7 -0.7 | 207 4 1.8 3.4 2 925 761 340 3 1.0 -2.8 | 238 2 2.1 1.3 3 850 1420 310 7 5.4 -4.5 | 273 6 6.4 -0.4 4 700 2898 20 5 -1.7 -4.7 | 49 1 -0.7 -0.6 5 500 5350 345 7 1.8 -6.8 | 313 4 2.9 -2.6 6 400 6910 280 13 12.8 -2.3 | 262 14 13.9 1.9 7 300 8810 280 19 18.7 -3.3 | 268 20 19.8 0.8 8 250 9980 280 25 24.6 -4.3 | 270 26 25.7 -0.2 9 244 10135 280 25 24.6 -4.3 | 270 26 25.7 -0.2 10 200 11410 275 40 39.8 -3.5 | 269 41 40.9 0.6 11 150 13270 280 40 39.4 -6.9 | 274 41 40.4 -2.8 12 100 15890 275 36 35.9 -3.1 | 268 37 36.9 1.0 13 70 18190 270 40 40.0 -0.0 | 264 41 41.0 4.1 14 50 20370 255 33 31.9 8.5 | 249 35 32.9 12.7 15 30 23680 275 27 26.9 -2.4 | 266 28 27.9 1.8 16 20 26320 240 15 13.0 7.5 | 230 18 14.0 11.6 17 10 30810 190 7 1.2 6.9 | 192 11 2.3 11.0 Wind Parameters Mean winds (0-6000m): 344.3 at 5.7 knts Storm direction: 14.3 at 4.3 knts Shear (0-3000m) pos: 1.1 neg: 0.8 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -170.6 deg Storm rel helicity (0-3000m) pos: 7.1 neg: -0.1 tot: 7.0 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.48 Bulk Shear: 2.48 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 ------------------------------------------------------------------------------- 500 323 1 213 4| 1.4 0.0 1.4| 1.0 -0.0 0.9 1.9 0.74| 1.4 1.1 1000 332 2 226 3| 0.7 1.2 1.9| 2.5 -0.0 2.4 2.4 0.77| 2.1 1.6 1500 321 4 248 4| 0.5 1.6 2.1| 3.7 -0.1 3.6 2.4 0.52| 2.6 1.4 2000 323 4 259 4| 0.8 1.2 2.0| 5.7 -0.1 5.7 2.8 0.54| 2.7 1.4 2500 329 5 267 3| 1.1 1.0 2.0| 6.7 -0.1 6.6 2.7 0.54| 2.7 1.4 3000 334 5 273 3| 1.1 0.8 1.9| 7.1 -0.1 7.0 2.3 0.56| 2.5 1.4 4000 345 5 286 2| 0.8 0.8 1.6| 7.1 -0.5 6.6 1.7 0.43| 2.1 0.9 5000 348 5 295 2| 0.6 0.8 1.5| 7.1 -1.2 5.9 1.2 0.33| 1.9 0.6 6000 344 6 297 3| 0.5 1.1 1.6| 7.1 -5.2 1.9 0.3 0.15| 2.0 0.3 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251018.12.gif