UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 24 DEC 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 292 1 925 828 0 0 SFC 916 895 -41.1 -44.9 67 3.8 -41.2 0 0 237.9 238.0 237.7 238.2 0.08 3 900 1019 -24.1 -30.1 58 6.0 -24.7 354 3 256.7 256.7 255.2 257.7 0.35 4 850 1434 -26.9 -32.9 57 6.0 -27.4 335 11 258.0 258.0 256.1 258.8 0.28 5 842 1502 -26.7 -32.7 57 6.0 -27.2 337 11 258.9 258.9 256.9 259.7 0.29 6 764 2202 -28.3 -36.3 46 8.0 -28.9 357 16 264.4 264.5 261.1 265.1 0.22 7 724 2585 -31.1 -39.1 45 8.0 -31.6 8 19 265.5 265.5 261.7 266.0 0.18 8 700 2823 -32.9 -40.9 45 8.0 -33.3 15 21 266.1 266.1 262.1 266.5 0.15 9 592 3981 -40.7 -47.7 47 7.0 -40.9 358 27 270.1 270.1 264.8 270.3 0.09 10 518 4883 -43.7 -49.7 51 6.0 -43.9 344 32 276.9 277.0 269.4 277.2 0.08 11 500 5120 -44.9 -49.9 57 5.0 -45.0 340 33 278.3 278.3 270.2 278.6 0.08 12 415 6351 -51.5 -57.5 49 6.0 -51.6 344 36 285.0 285.0 274.1 285.2 0.04 13 400 6590 -52.5 -58.5 48 6.0 -52.6 345 36 286.8 286.8 275.0 286.9 0.04 14 362 7231 -55.3 -61.3 47 6.0 -55.4 343 34 291.3 291.3 277.4 291.4 0.03 15 321 7994 -57.7 -63.7 46 6.0 -57.8 340 31 298.2 298.2 280.6 298.3 0.02 16 300 8420 -58.1 -64.1 46 6.0 -58.2 340 33 303.4 303.5 282.8 303.5 0.02 17 256 9420 -57.3 -63.3 46 6.0 -57.4 331 36 318.7 318.7 288.3 318.8 0.03 18 250 9570 -56.3 -62.3 47 6.0 -56.4 330 36 322.4 322.4 289.5 322.5 0.04 19 234 9992 -53.7 -59.7 48 6.0 -53.8 331 35 332.5 332.5 292.4 332.7 0.05 20 218 10447 -52.7 -59.7 42 7.0 -52.9 333 33 340.8 340.8 294.6 341.0 0.06 21 200 11000 -54.3 -61.3 42 7.0 -54.5 335 31 346.8 346.8 296.0 347.0 0.05 22 166 12187 -57.3 -65.3 36 8.0 -57.5 325 36 360.7 360.8 298.9 360.9 0.04 23 150 12830 -56.5 -65.5 31 9.0 -56.7 320 38 372.7 372.7 301.1 372.9 0.04 24 100 15420 -54.9 -66.9 21 12.0 -55.4 295 38 421.7 421.7 307.9 421.9 0.05 25 93 15883 -53.3 -65.3 22 12.0 -53.8 294 38 433.7 433.7 309.3 434.0 0.06 26 85 16458 -54.7 -67.7 19 13.0 -55.2 293 37 442.1 442.1 310.1 442.4 0.05 27 75 17247 -59.1 -72.1 17 13.0 -59.5 291 36 449.0 449.0 310.8 449.2 0.03 28 73 17417 -57.9 -71.9 15 14.0 -58.3 291 36 455.0 455.0 311.3 455.2 0.03 29 70 17680 -58.3 -72.3 15 14.0 -58.7 290 36 459.7 459.7 311.8 459.8 0.03 30 65 18147 -58.9 -72.9 15 14.0 -59.3 288 37 468.2 468.2 312.5 468.4 0.03 31 54 19321 -55.9 -70.9 14 15.0 -56.6 282 39 500.6 500.6 315.0 500.9 0.05 32 50 19810 -57.5 -72.5 13 15.0 -58.2 280 40 508.0 508.0 315.5 508.2 0.04 33 45 20473 -59.3 -74.3 13 15.0 -59.9 278 41 519.1 519.2 316.2 519.4 0.04 34 43 20760 -56.5 -72.5 12 16.0 -57.4 277 42 532.8 532.8 317.1 533.2 0.05 35 40 21220 -56.1 -72.1 12 16.0 -57.1 276 43 545.0 545.0 317.8 545.3 0.06 36 39 21381 -54.1 -70.1 12 16.0 -55.4 275 43 554.0 554.0 318.3 554.5 0.08 37 36 21895 -54.5 -70.5 12 16.0 -55.8 274 44 565.8 565.8 319.0 566.3 0.08 38 34 22258 -57.5 -73.5 11 16.0 -58.5 272 45 567.2 567.2 319.0 567.6 0.05 39 32 22644 -55.3 -72.3 10 17.0 -56.6 271 45 583.0 583.0 319.8 583.5 0.07 40 31 22847 -52.9 -69.9 11 17.0 -54.6 271 46 594.8 594.9 320.4 595.6 0.10 41 30 23060 -50.7 -68.7 10 18.0 -52.9 270 46 606.4 606.5 320.9 607.3 0.12 42 27 23739 -54.5 -71.5 11 17.0 -56.1 264 42 614.3 614.3 321.3 615.0 0.09 43 26 23980 -54.5 -72.5 9 18.0 -56.2 261 41 621.0 621.0 321.6 621.6 0.08 44 23 24773 -49.5 -68.5 9 19.0 -52.5 254 36 657.8 657.9 323.0 659.2 0.16 45 20 25680 -52.9 -71.9 8 19.0 -55.4 245 31 674.3 674.3 323.6 675.2 0.12 46 18 26367 -49.1 -69.1 8 20.0 -52.8 240 32 706.9 706.9 324.7 708.6 0.19 47 16 27142 -48.9 -68.9 8 20.0 -52.9 235 34 731.7 731.8 325.5 733.8 0.22 48 15 27570 -45.3 -66.3 8 21.0 -50.8 233 35 757.3 757.5 326.2 760.6 0.34 49 14 28032 -44.9 -65.9 8 21.0 -50.8 230 36 773.8 774.0 326.7 777.5 0.39 50 13 28531 -42.1 -64.1 7 22.0 -49.4 226 37 800.1 800.3 327.4 805.4 0.53 51 12 29075 -41.1 -64.1 7 23.0 -49.2 223 38 822.1 822.4 327.9 828.0 0.58 52 11 29662 -45.5 -68.5 6 23.0 -52.1 219 39 826.9 827.0 328.0 830.4 0.34 53 10 30300 -44.1 -67.1 6 23.0 -51.7 215 40 854.9 855.2 328.6 859.8 0.46 54 9.0 31008 -43.3 -67.3 5 24.0 -51.7 884.2 884.4 329.2 889.7 0.50 55 8.1 31726 -37.5 -63.5 5 26.0 -49.3 934.2 934.7 330.2 945.0 0.92 TRP 321 7994 -57.7 -63.7 46 6.0 -57.8 340 31 298.2 298.2 280.6 298.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 4828.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 49.63 % Est. max temperature: -15.41 C = 4.27 F Sfc-Lift cond lev (LCL): 856.73 mb = 1376.72 m = 4516.75 ft T: -26.51 C 700-500 lapse rate: 5.22 C/km ThetaE index: 0.00 C Layer 916.0- -0.0 mb Conv cond level (CCL): 916.00 mb = 894.55 m = 2934.83 ft Mean mixing ratio: 0.29 g/kg Conv temperature: -31.93 C = -25.47 F Cap Strength: 16.28 C Lifted Index: 17.19 C Risk: None Lifted Index @300 mb: 32.64 C Lifted Index @700 mb: 8.24 C Showalter Index: 16.08 C Risk: None Total Totals Index: 30.00 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 12.00 C K Index: -22.90 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 4.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.64 J/kg Max Up Vert Vel: 9.55 m/s Conv Inhibition (B-): 86841.64 J/kg Cap Strength: 16.76 C Lift Cond Lev (LCL): 788.45 mb = 1974.95 m = 6479.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 at 19 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 ---------------------------------------------------------- 0 916 895 0 0 -0.0 -0.0 | 200 19 6.3 17.7 1 850 1434 335 11 4.6 -10.0 | 235 13 11.0 7.7 2 700 2823 15 21 -5.4 -20.3 | 341 3 0.9 -2.6 3 500 5120 340 33 11.3 -31.0 | 307 22 17.6 -13.3 4 400 6590 345 36 9.3 -34.8 | 318 23 15.6 -17.1 5 321 7994 340 31 10.6 -29.1 | 304 20 16.9 -11.4 6 300 8420 340 33 11.3 -31.0 | 307 22 17.6 -13.3 7 250 9570 330 36 18.0 -31.2 | 299 28 24.3 -13.5 8 200 11000 335 31 13.1 -28.1 | 298 22 19.4 -10.4 9 150 12830 320 38 24.4 -29.1 | 290 33 30.7 -11.4 10 100 15420 295 38 34.4 -16.1 | 268 41 40.8 1.6 11 70 17680 290 36 33.8 -12.3 | 262 41 40.1 5.4 12 50 19810 280 40 39.4 -6.9 | 257 47 45.7 10.7 13 30 23060 270 46 46.0 -0.0 | 251 55 52.3 17.7 14 20 25680 245 31 28.1 13.1 | 228 46 34.4 30.8 15 10 30300 215 40 22.9 32.8 | 210 58 29.3 50.5 Wind Parameters Mean winds (0-6000m): 349.6 at 25.1 knts Storm direction: 19.6 at 18.8 knts Shear (0-3000m) pos: 2.5 neg: 3.1 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 122.4 deg Storm rel helicity (0-3000m) pos: 52.6 neg: -3.9 tot: 48.7 m^2/s^2 ave: 16.2 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.85 Bulk Shear: 53.88 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 ------------------------------------------------------------------------------- 500 335 5 213 16| 0.0 10.5 10.5| 30.9 0.0 30.9 61.8 0.76| 10.8 8.2 1000 340 9 224 13| 2.5 5.2 7.7| 42.3 0.0 42.3 42.3 0.74| 8.0 6.0 1500 349 11 232 11| 3.4 3.5 6.9| 48.6 0.0 48.6 32.4 0.70| 7.2 5.0 2000 359 13 236 8| 3.8 2.6 6.4| 52.6 0.0 52.6 26.3 0.71| 6.8 4.8 2500 2 15 245 6| 3.0 2.9 5.9| 52.6 -1.2 51.4 20.6 0.59| 6.3 3.7 3000 2 17 261 6| 2.5 3.1 5.6| 52.6 -3.9 48.7 16.2 0.49| 6.0 2.9 4000 357 20 287 8| 1.9 3.4 5.3| 52.6 -18.0 34.6 8.6 0.31| 5.7 1.7 5000 352 23 297 11| 1.6 2.9 4.6| 64.6 -22.8 41.8 8.4 0.30| 5.0 1.5 6000 350 25 303 13| 1.5 2.4 3.9| 76.4 -29.3 47.0 7.8 0.30| 4.4 1.3 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251224.00.gif