UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 26 APR 25 Station: X0557 WMO ident: 30557 ------------------------------------------------------------------------------- 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 162 1 925 788 SFC 913 892 -1.9 -13.9 39 12.0 -5.4 330 11 278.4 278.6 272.6 282.5 1.43 3 901 997 -3.3 -18.3 30 15.0 -7.1 331 12 278.0 278.2 271.7 281.0 1.00 4 850 1455 -7.5 -20.5 35 13.0 -10.5 335 19 278.3 278.4 271.6 280.9 0.88 5 802 1903 -11.9 -21.9 43 10.0 -13.9 344 16 278.3 278.4 271.6 280.7 0.82 6 773 2184 -13.3 -24.3 39 11.0 -15.4 350 14 279.7 279.8 272.2 281.8 0.69 7 758 2333 -12.5 -25.5 33 13.0 -14.9 353 13 282.1 282.3 273.5 284.1 0.63 8 700 2936 -16.7 -36.7 16 20.0 -19.2 5 9 284.0 284.0 273.9 284.8 0.24 9 699 2947 -16.9 -36.9 16 20.0 -19.4 5 9 283.9 283.9 273.8 284.6 0.23 10 649 3500 -18.5 -40.5 13 22.0 -21.0 3 16 288.2 288.2 276.0 288.7 0.17 11 613 3922 -21.5 -43.5 12 22.0 -23.6 1 22 289.5 289.5 276.6 289.9 0.13 12 568 4482 -22.5 -47.5 8 25.0 -24.6 359 29 294.7 294.7 279.1 295.0 0.09 13 556 4638 -22.1 -46.1 9 24.0 -24.4 358 32 296.9 297.0 280.1 297.3 0.11 14 500 5410 -26.7 -41.7 23 15.0 -28.2 355 42 300.5 300.5 281.8 301.2 0.20 15 400 7000 -36.7 -50.7 22 14.0 -37.5 350 56 307.3 307.3 284.4 307.6 0.09 16 300 8930 -47.7 -59.7 24 12.0 -48.0 350 93 318.1 318.1 288.2 318.3 0.04 17 257 9934 -54.3 -65.5 24 11.2 -54.5 345 108 322.8 322.8 289.6 322.8 0.02 18 250 10110 -55.5 -66.5 24 11.0 -55.6 350 104 323.6 323.6 289.9 323.6 0.02 19 240 10370 -56.5 -66.5 27 10.0 -56.6 350 99 325.9 325.9 290.6 325.9 0.02 20 226 10756 -51.7 -62.7 26 11.0 -52.0 350 80 338.8 338.9 294.1 339.0 0.04 21 214 11110 -51.7 -61.7 29 10.0 -52.0 350 62 344.2 344.2 295.4 344.4 0.04 22 200 11550 -50.9 -61.9 26 11.0 -51.2 350 40 352.2 352.2 297.1 352.4 0.05 23 173 12492 -52.3 -64.3 22 12.0 -52.7 342 35 364.8 364.8 299.7 364.9 0.04 24 150 13420 -50.5 -64.5 18 14.0 -51.0 335 31 383.1 383.1 302.8 383.3 0.04 25 130 14355 -48.1 -64.1 14 16.0 -48.8 319 27 403.4 403.4 305.7 403.6 0.05 26 111 15384 -51.7 -67.7 13 16.0 -52.3 302 22 415.3 415.3 307.2 415.5 0.04 27 100 16060 -51.3 -68.3 11 17.0 -52.0 290 19 428.6 428.6 308.7 428.8 0.04 28 90 16746 -49.7 -67.7 10 18.0 -50.7 290 16 444.9 444.9 310.4 445.2 0.05 29 78 17673 -53.7 -71.7 9 18.0 -54.4 290 12 455.2 455.2 311.4 455.4 0.03 30 70 18370 -52.5 -71.5 8 19.0 -53.4 290 9 472.1 472.1 312.8 472.3 0.04 31 57 19700 -51.3 -71.3 7 20.0 -52.5 308 9 503.4 503.4 315.2 503.6 0.04 32 50 20550 -51.3 -71.3 7 20.0 -52.7 320 9 522.6 522.6 316.5 522.9 0.05 33 32 23425 -54.5 -75.5 6 21.0 -56.0 8 6 585.2 585.2 319.9 585.5 0.04 34 30 23840 -52.7 -73.7 6 21.0 -54.6 15 5 601.0 601.0 320.7 601.4 0.06 35 27 24524 -50.9 -72.9 6 22.0 -53.4 38 5 624.4 624.4 321.7 625.0 0.07 36 23 25565 -52.3 -74.3 5 22.0 -54.7 74 5 649.6 649.6 322.7 650.2 0.07 37 21 26154 -52.3 -74.3 5 22.0 -54.9 94 5 666.7 666.8 323.3 667.4 0.08 38 20 26470 -51.7 -73.7 5 22.0 -54.5 105 5 677.9 678.0 323.7 678.7 0.09 39 15 28337 -51.5 -73.5 6 22.0 -55.1 736.7 736.8 325.6 737.8 0.12 40 10 30992 -47.7 -71.7 5 24.0 -53.8 841.5 841.6 328.2 844.0 0.24 TRP 240 10370 -56.5 -66.5 27 10.0 -56.6 350 99 325.9 325.9 290.6 325.9 0.02 WND 257 9934 -54.3 -65.5 24 11.2 -54.5 345 108 322.8 322.8 289.6 322.8 0.02 Sounding variables and indices 1000-500 mb thick: 5248.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 21.97 % Est. max temperature: 0.95 C = 33.70 F Sfc-Lift cond lev (LCL): 755.46 mb = 2358.91 m = 7739.12 ft T: -12.68 C 700-500 lapse rate: 4.04 C/km ThetaE index: 1.81 C Layer 901.0- 773.0 mb Conv cond level (CCL): 515.31 mb = 5190.73 m = 17029.74 ft Mean mixing ratio: 0.94 g/kg Conv temperature: 18.63 C = 65.54 F Cap Strength: 14.33 C Lifted Index: 16.46 C Risk: None Lifted Index @300 mb: 26.34 C Lifted Index @700 mb: 5.22 C Showalter Index: 16.52 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 6.20 C K Index: -21.30 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.93 J/kg Max Up Vert Vel: 1.37 m/s Conv Inhibition (B-): 61033.10 J/kg Cap Strength: 16.05 C Lift Cond Lev (LCL): 699.47 mb = 2941.63 m = 9650.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 at 21 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 ---------------------------------------------------------- 0 913 892 330 11 5.5 -9.5 | 234 17 13.4 9.7 1 850 1455 335 19 8.0 -17.2 | 263 16 15.9 2.0 2 700 2936 5 9 -0.8 -9.0 | 215 12 7.1 10.3 3 500 5410 355 42 3.7 -41.8 | 333 25 11.5 -22.6 4 400 7000 350 56 9.7 -55.1 | 334 40 17.6 -35.9 5 300 8930 350 93 16.1 -91.6 | 342 76 24.0 -72.4 6 257 9934 345 108 28.0 -104.3 | 337 92 35.8 -85.1 7 250 10110 350 104 18.1 -102.4 | 343 87 25.9 -83.2 8 240 10370 350 99 17.2 -97.5 | 342 82 25.0 -78.3 9 200 11550 350 40 6.9 -39.4 | 324 25 14.8 -20.2 10 150 13420 335 31 13.1 -28.1 | 293 23 21.0 -8.9 11 100 16060 290 19 17.9 -6.5 | 244 29 25.7 12.7 12 70 18370 290 9 8.5 -3.1 | 225 23 16.3 16.1 13 50 20550 320 9 5.8 -6.9 | 228 18 13.6 12.3 14 30 23840 15 5 -1.3 -4.8 | 204 16 6.6 14.4 15 20 26470 105 5 -4.8 1.3 | 188 21 3.0 20.5 Wind Parameters Mean winds (0-6000m): 352.2 at 27.7 knts Storm direction: 22.2 at 20.8 knts Shear (0-3000m) pos: 1.1 neg: 2.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 54.8 deg Storm rel helicity (0-3000m) pos: 56.4 neg: -32.1 tot: 24.3 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 28.87 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 ------------------------------------------------------------------------------- 500 333 15 247 16| 7.4 0.0 7.4| 30.3 0.0 30.3 60.6 0.99| 7.4 7.4 1000 336 16 253 15| 3.1 0.0 3.1| 33.4 -8.6 24.8 24.8 0.48| 6.0 2.9 1500 339 16 251 14| 1.8 0.0 1.8| 33.4 -20.7 12.7 8.4 0.11| 5.4 0.6 2000 341 14 246 14| 1.6 0.0 1.6| 33.4 -32.1 1.3 0.6 -0.10| 5.1 -0.5 2500 345 14 243 13| 1.3 1.2 2.5| 43.7 -32.1 11.6 4.6 0.08| 5.3 0.4 3000 348 15 246 12| 1.1 2.1 3.2| 56.4 -32.1 24.3 8.1 0.26| 5.5 1.4 4000 352 18 263 11| 0.8 3.3 4.1| 79.9 -32.1 47.8 12.0 0.35| 5.9 2.1 5000 352 23 287 11| 0.6 3.8 4.5| 92.2 -32.1 60.1 12.0 0.32| 5.9 1.9 6000 352 28 305 14| 0.5 3.9 4.5| 93.4 -33.1 60.3 10.1 0.27| 5.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250426.12.gif