UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 23 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 141 1 925 774 SFC 911 897 0.8 -13.2 34 14.0 -3.6 350 7 281.4 281.6 274.4 285.8 1.51 3 850 1448 -4.5 -16.5 39 12.0 -7.8 355 15 281.4 281.6 274.0 285.1 1.24 4 779 2125 -11.5 -20.5 47 9.0 -13.5 2 16 281.0 281.2 273.4 283.9 0.96 5 721 2714 -14.9 -24.9 42 10.0 -16.7 8 17 283.6 283.7 274.4 285.7 0.70 6 700 2936 -17.1 -27.1 42 10.0 -18.8 10 17 283.5 283.7 274.2 285.4 0.59 7 524 5034 -34.5 -40.5 54 6.0 -34.9 331 15 287.1 287.1 275.5 287.8 0.21 8 500 5360 -36.9 -42.9 54 6.0 -37.2 325 15 288.0 288.1 275.9 288.6 0.17 9 487 5541 -38.5 -44.5 53 6.0 -38.8 313 14 288.3 288.3 276.0 288.8 0.15 10 455 6005 -40.7 -46.7 52 6.0 -41.0 283 12 291.2 291.2 277.4 291.6 0.13 11 451 6065 -40.5 -46.5 52 6.0 -40.8 279 12 292.2 292.2 277.9 292.6 0.13 12 400 6870 -46.3 -53.3 45 7.0 -46.5 225 9 294.8 294.8 279.1 295.1 0.07 13 378 7243 -49.1 -56.1 44 7.0 -49.3 262 8 295.9 295.9 279.6 296.1 0.05 14 354 7672 -50.5 -58.5 38 8.0 -50.7 305 7 299.6 299.7 281.3 299.8 0.04 15 323 8269 -51.3 -59.3 38 8.0 -51.5 322 13 306.5 306.5 284.1 306.6 0.04 16 300 8750 -49.9 -57.9 38 8.0 -50.1 335 17 315.0 315.0 287.2 315.2 0.05 17 250 9940 -49.1 -59.1 30 10.0 -49.4 355 19 333.1 333.1 292.6 333.3 0.05 18 200 11410 -47.9 -59.9 24 12.0 -48.4 350 23 356.9 356.9 298.1 357.2 0.06 19 184 11960 -46.7 -59.7 21 13.0 -47.3 344 21 367.5 367.5 300.2 367.8 0.07 20 150 13310 -47.7 -62.7 16 15.0 -48.4 330 15 387.9 387.9 303.5 388.1 0.06 21 100 15970 -50.3 -67.3 12 17.0 -51.1 325 17 430.5 430.6 308.9 430.8 0.04 22 99 16036 -50.1 -67.1 12 17.0 -50.9 323 17 432.2 432.2 309.1 432.4 0.05 23 70 18300 -50.7 -68.7 10 18.0 -51.8 260 15 475.9 475.9 313.1 476.2 0.05 24 50 20480 -52.5 -71.5 8 19.0 -53.7 85 3 519.8 519.8 316.3 520.1 0.05 25 39 22081 -54.1 -74.1 7 20.0 -55.4 41 3 554.0 554.0 318.3 554.3 0.04 26 35 22780 -51.9 -71.9 7 20.0 -53.7 22 3 577.1 577.2 319.5 577.6 0.07 27 30 23780 -51.5 -71.5 7 20.0 -53.6 355 3 604.2 604.3 320.8 604.9 0.08 28 20 26400 -52.5 -73.5 6 21.0 -55.1 100 7 675.5 675.5 323.6 676.2 0.09 29 15 28269 -50.3 -72.3 6 22.0 -54.2 740.7 740.8 325.7 742.1 0.15 TRP 354 7672 -50.5 -58.5 38 8.0 -50.7 305 7 299.6 299.7 281.3 299.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5219.00 m Freezing level: 901.79 mb = 979.78 m = 3214.46 ft Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 45.67 % Est. max temperature: 1.23 C = 34.22 F Sfc-Lift cond lev (LCL): 731.34 mb = 2605.22 m = 8547.22 ft T: -14.27 C 700-500 lapse rate: 8.17 C/km ThetaE index: 1.89 C Layer 850.0- 721.0 mb Conv cond level (CCL): 682.38 mb = 3120.66 m = 10238.26 ft Mean mixing ratio: 1.29 g/kg Conv temperature: 3.30 C = 37.93 F Cap Strength: 2.45 C Lifted Index: 2.98 C Risk: None Lifted Index @300 mb: 21.18 C Lifted Index @700 mb: 1.81 C Showalter Index: 3.04 C Risk: None Total Totals Index: 52.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.40 C Cross Totals Index: 20.40 C K Index: 5.90 Risk: None Sweat Index: 121.00 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.27 J/kg Max Up Vert Vel: 2.56 m/s Conv Inhibition (B-): 59822.87 J/kg Cap Strength: 2.78 C Lift Cond Lev (LCL): 708.41 mb = 2846.08 m = 9337.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 15 at 11 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 ---------------------------------------------------------- 0 911 897 350 7 1.2 -6.9 | 228 5 4.0 3.6 1 850 1448 355 15 1.3 -14.9 | 318 6 4.0 -4.4 2 700 2936 10 17 -3.0 -16.7 | 2 6 -0.2 -6.2 3 500 5360 325 15 8.6 -12.3 | 279 11 11.3 -1.8 4 400 6870 225 9 6.4 6.4 | 208 19 9.1 16.9 5 354 7672 305 7 5.7 -4.0 | 233 11 8.5 6.5 6 300 8750 335 17 7.2 -15.4 | 296 11 9.9 -4.9 7 250 9940 355 19 1.7 -18.9 | 332 10 4.4 -8.4 8 200 11410 350 23 4.0 -22.7 | 331 14 6.7 -12.2 9 150 13310 330 15 7.5 -13.0 | 284 11 10.2 -2.5 10 100 15970 325 17 9.8 -13.9 | 285 13 12.5 -3.4 11 70 18300 260 15 14.8 2.6 | 233 22 17.5 13.1 12 50 20480 85 3 -3.0 -0.3 | 179 10 -0.2 10.2 13 30 23780 355 3 0.3 -3.0 | 202 8 3.0 7.5 14 20 26400 100 7 -6.9 1.2 | 160 12 -4.2 11.7 Wind Parameters Mean winds (0-6000m): 344.6 at 14.5 knts Storm direction: 14.6 at 10.9 knts Shear (0-3000m) pos: 1.8 neg: 0.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 90.7 deg Storm rel helicity (0-3000m) pos: 16.0 neg: -8.7 tot: 7.3 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.35 Bulk Shear: 2.42 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 ------------------------------------------------------------------------------- 500 353 11 271 4| 7.5 0.0 7.5| 8.1 0.0 8.1 16.2 0.92| 7.5 7.0 1000 355 13 302 4| 4.5 0.0 4.5| 11.1 0.0 11.1 11.1 0.92| 4.8 4.5 1500 358 14 317 5| 3.3 0.0 3.3| 13.5 0.0 13.5 9.0 0.93| 3.8 3.5 2000 1 15 329 5| 2.7 0.0 2.7| 16.0 0.0 16.0 8.0 0.94| 3.2 3.0 2500 2 15 334 5| 2.2 0.5 2.7| 16.0 -4.0 12.0 4.8 0.63| 3.1 1.9 3000 1 15 333 5| 1.8 0.9 2.7| 16.0 -8.7 7.3 2.4 0.39| 3.0 1.2 4000 357 15 324 6| 1.4 1.3 2.7| 16.0 -18.8 -2.8 -0.7 0.11| 2.9 0.3 5000 350 15 310 7| 1.1 2.0 3.1| 16.0 -52.0 -36.0 -7.2 -0.21| 3.5 -0.7 6000 345 14 298 7| 0.9 2.1 3.0| 16.0-109.7 -93.7 -15.6 -0.41| 4.0 -1.6 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250423.12.gif