UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123112.upa.cvt Date: 1200Z 31 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 31 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 302 1 925 868 0 0 SFC 921 899 -28.1 -34.1 56 6.0 -28.5 0 0 250.9 250.9 250.0 251.5 0.23 3 920 907 -26.1 -32.1 57 6.0 -26.6 359 0 253.0 253.1 251.9 253.8 0.28 4 905 1028 -21.3 -27.3 58 6.0 -22.0 340 1 259.1 259.2 257.4 260.4 0.45 5 866 1359 -15.7 -23.7 50 8.0 -17.0 291 4 268.3 268.4 264.7 270.1 0.65 6 850 1500 -15.9 -24.9 46 9.0 -17.3 270 5 269.5 269.6 265.5 271.2 0.60 7 843 1562 -15.5 -24.5 46 9.0 -17.0 274 6 270.5 270.7 266.3 272.4 0.62 8 766 2281 -16.9 -24.9 50 8.0 -18.2 321 11 276.6 276.7 270.2 278.5 0.66 9 751 2430 -15.5 -24.5 46 9.0 -17.1 331 13 279.6 279.8 272.2 281.7 0.70 10 706 2892 -18.3 -25.3 54 7.0 -19.5 1 16 281.5 281.6 273.2 283.6 0.69 11 700 2956 -18.3 -24.3 59 6.0 -19.4 5 17 282.2 282.4 273.8 284.5 0.76 12 698 2977 -18.3 -24.3 59 6.0 -19.4 5 17 282.5 282.6 273.9 284.8 0.77 13 673 3250 -17.5 -22.5 65 5.0 -18.5 4 20 286.3 286.5 276.2 289.2 0.93 14 624 3813 -19.9 -24.2 69 4.3 -20.7 2 26 289.8 290.0 277.9 292.5 0.86 15 564 4558 -23.3 -27.8 67 4.5 -24.0 359 34 294.3 294.4 279.8 296.5 0.69 16 500 5430 -28.7 -33.2 65 4.5 -29.2 355 44 298.0 298.1 281.1 299.6 0.47 17 424 6596 -35.5 -39.6 66 4.1 -35.8 348 56 303.7 303.8 283.3 304.7 0.29 18 400 7000 -38.7 -43.0 64 4.3 -39.0 345 60 304.7 304.7 283.6 305.4 0.21 19 300 8910 -52.3 -56.4 61 4.1 -52.4 355 66 311.6 311.6 286.0 311.9 0.06 20 272 9538 -56.7 -60.8 60 4.1 -56.8 358 69 314.1 314.1 286.8 314.3 0.04 21 250 10070 -59.3 -63.5 58 4.2 -59.3 360 71 317.9 317.9 288.1 318.0 0.03 22 228 10643 -62.1 -66.3 57 4.2 -62.1 360 75 322.1 322.1 289.4 322.2 0.02 23 200 11450 -63.9 -68.2 56 4.3 -64.0 360 81 331.5 331.5 292.2 331.6 0.02 24 192 11701 -64.5 -68.8 55 4.3 -64.6 360 79 334.5 334.5 292.9 334.6 0.02 25 158 12892 -65.5 -69.6 57 4.1 -65.5 356 61 352.0 352.0 297.1 352.1 0.02 26 150 13210 -63.5 -68.0 54 4.5 -63.6 355 56 360.7 360.7 298.8 360.8 0.03 27 142 13550 -59.5 -64.0 56 4.5 -59.6 354 54 373.4 373.4 301.2 373.6 0.05 28 100 15770 -54.5 -59.5 54 5.0 -54.8 345 42 422.4 422.5 308.1 423.1 0.13 29 97 15965 -54.5 -60.5 47 6.0 -54.8 344 42 426.1 426.2 308.5 426.7 0.11 30 93 16235 -53.9 -59.9 48 6.0 -54.2 342 41 432.5 432.5 309.1 433.2 0.13 31 85 16813 -53.1 -60.1 42 7.0 -53.5 338 40 445.4 445.4 310.5 446.1 0.14 32 81 17122 -54.5 -61.5 42 7.0 -54.9 336 40 448.7 448.7 310.8 449.3 0.12 33 79 17283 -53.3 -61.3 37 8.0 -53.8 335 39 454.4 454.4 311.3 455.1 0.13 34 70 18060 -53.7 -62.7 32 9.0 -54.3 330 38 469.5 469.5 312.7 470.2 0.12 35 67 18342 -54.1 -63.1 32 9.0 -54.7 329 37 474.6 474.6 313.1 475.2 0.12 36 60 19055 -52.7 -62.7 29 10.0 -53.5 328 35 492.9 492.9 314.5 493.7 0.14 37 50 20230 -54.5 -65.5 25 11.0 -55.3 325 31 515.0 515.1 316.0 515.8 0.11 38 49 20359 -54.5 -66.5 21 12.0 -55.4 325 31 518.0 518.1 316.2 518.7 0.10 39 35 22520 -52.5 -66.5 17 14.0 -54.0 325 27 575.6 575.6 319.5 576.6 0.14 40 34 22707 -52.5 -66.5 17 14.0 -54.0 325 26 580.4 580.4 319.8 581.4 0.15 41 34 22707 -50.1 -64.1 18 14.0 -52.0 325 26 586.7 586.7 320.0 588.2 0.20 42 30 23520 -52.1 -67.1 15 15.0 -53.9 325 25 602.6 602.7 320.8 603.8 0.15 43 29 23739 -52.3 -67.3 15 15.0 -54.1 325 25 607.9 608.0 321.0 609.1 0.15 44 25 24702 -50.5 -66.5 13 16.0 -52.9 327 24 639.5 639.5 322.3 641.1 0.20 45 23 25244 -51.5 -68.5 11 17.0 -53.9 328 24 651.9 652.0 322.8 653.3 0.16 46 20 26150 -51.9 -68.9 11 17.0 -54.5 330 23 677.3 677.4 323.7 678.8 0.18 47 17 27211 -48.9 -66.9 11 18.0 -52.7 321 21 719.2 719.3 325.1 721.7 0.28 48 16 27611 -47.1 -66.1 10 19.0 -51.7 317 20 737.6 737.8 325.7 740.6 0.33 49 15 28035 -49.9 -68.9 9 19.0 -53.8 313 19 742.0 742.2 325.8 744.2 0.24 50 14 28486 -50.7 -69.7 9 19.0 -54.5 309 18 754.1 754.2 326.1 756.3 0.23 51 12 29500 -46.7 -66.7 8 20.0 -52.4 301 16 802.3 802.5 327.4 806.3 0.40 52 10 30700 -50.1 -70.1 8 20.0 -55.1 290 13 832.5 832.7 328.1 835.7 0.30 53 9.6 30967 -50.3 -70.3 8 20.0 -55.4 841.6 841.7 328.2 844.8 0.31 54 9.1 31318 -47.1 -68.1 7 21.0 -53.6 866.8 867.0 328.8 871.6 0.44 TRP 192 11701 -64.5 -68.8 55 4.3 -64.6 360 79 334.5 334.5 292.9 334.6 0.02 WND 200 11450 -63.9 -68.2 56 4.3 -64.0 360 81 331.5 331.5 292.2 331.6 0.02 Sounding variables and indices 1000-500 mb thick: 5128.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 58.99 % Est. max temperature: -3.43 C = 25.82 F Sfc-Lift cond lev (LCL): 832.12 mb = 1659.67 m = 5445.03 ft T: -15.69 C 700-500 lapse rate: 4.20 C/km ThetaE index: 0.00 C Layer 921.0-11024811681644544.0 mb Conv cond level (CCL): 921.00 mb = 899.31 m = 2950.46 ft Mean mixing ratio: 0.56 g/kg Conv temperature: -24.80 C = -12.63 F Cap Strength: 23.32 C Lifted Index: 25.48 C Risk: None Lifted Index @300 mb: 31.53 C Lifted Index @700 mb: 14.52 C Showalter Index: 22.20 C Risk: None Total Totals Index: 16.60 C Risk: None Vertical Totals Index: 12.80 C Cross Totals Index: 3.80 C K Index: -18.10 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 6.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.21 J/kg Max Up Vert Vel: 11.93 m/s Conv Inhibition (B-): 82197.96 J/kg Cap Strength: 25.15 C Lift Cond Lev (LCL): 769.48 mb = 2247.22 m = 7372.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 23 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 ---------------------------------------------------------- 0 921 899 0 0 -0.0 -0.0 | 203 21 8.2 19.7 1 850 1500 270 5 5.0 -0.0 | 214 24 13.2 19.7 2 700 2956 5 17 -1.5 -16.9 | 248 7 6.8 2.7 3 500 5430 355 44 3.8 -43.8 | 333 27 12.1 -24.2 4 400 7000 345 60 15.5 -58.0 | 328 45 23.8 -38.3 5 300 8910 355 66 5.8 -65.7 | 343 48 14.0 -46.1 6 250 10070 360 71 -0.0 -71.0 | 351 52 8.2 -51.3 7 200 11450 360 81 -0.0 -81.0 | 352 62 8.2 -61.3 8 192 11701 360 79 -0.0 -79.0 | 352 60 8.2 -59.3 9 150 13210 355 56 4.9 -55.8 | 340 38 13.1 -36.1 10 100 15770 345 42 10.9 -40.6 | 318 28 19.1 -20.9 11 70 18060 330 38 19.0 -32.9 | 296 30 27.2 -13.2 12 50 20230 325 31 17.8 -25.4 | 282 27 26.0 -5.7 13 30 23520 325 25 14.3 -20.5 | 272 23 22.6 -0.8 14 20 26150 330 23 11.5 -19.9 | 271 20 19.7 -0.2 15 10 30700 290 13 12.2 -4.4 | 233 26 20.5 15.2 Wind Parameters Mean winds (0-6000m): 352.7 at 28.4 knts Storm direction: 22.7 at 21.3 knts Shear (0-3000m) pos: 3.7 neg: 1.4 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 112.0 deg Storm rel helicity (0-3000m) pos: 102.7 neg: 0.0 tot: 102.7 m^2/s^2 ave: 34.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 4.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.67 Bulk Shear: 106.47 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 ------------------------------------------------------------------------------- 500 267 2 207 22| 0.0 4.3 4.3| 21.4 0.0 21.4 42.8 0.76| 5.3 4.0 1000 280 4 213 23| 2.2 2.1 4.3| 48.8 0.0 48.8 48.8 0.76| 5.7 4.3 1500 305 6 219 21| 3.4 1.4 4.8| 75.1 0.0 75.1 50.0 0.73| 6.3 4.5 2000 338 8 223 17| 4.1 1.1 5.2| 84.1 0.0 84.1 42.0 0.57| 7.1 4.0 2500 350 10 226 14| 4.4 0.9 5.3| 93.0 0.0 93.0 37.2 0.61| 6.8 4.2 3000 354 13 233 12| 3.7 1.4 5.0|102.7 0.0 102.7 34.2 0.63| 6.6 4.2 4000 356 18 258 10| 2.7 2.4 5.2|119.1 0.0 119.1 29.8 0.58| 6.4 3.7 5000 355 23 288 11| 2.2 3.1 5.3|124.5 -4.4 120.1 24.0 0.47| 6.3 3.0 6000 353 28 306 15| 1.8 3.6 5.4|124.5 -29.9 94.6 15.8 0.36| 6.3 2.3 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251231.12.gif