UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 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 326 1 925 872 0 0 SFC 922 895 -36.7 -41.7 60 5.0 -36.9 0 0 242.0 242.0 241.6 242.3 0.11 3 909 994 -35.1 -40.1 60 5.0 -35.3 2 1 244.6 244.7 244.1 245.0 0.13 4 902 1048 -28.3 -33.3 62 5.0 -28.7 3 1 252.2 252.2 251.1 252.9 0.26 5 899 1073 -23.3 -28.3 63 5.0 -23.8 3 2 257.6 257.6 256.1 258.7 0.41 6 886 1180 -19.5 -24.3 66 4.8 -20.2 5 2 262.6 262.7 260.5 264.3 0.60 7 860 1403 -18.3 -24.3 59 6.0 -19.2 9 4 266.1 266.2 263.1 267.9 0.62 8 850 1490 -18.7 -25.7 54 7.0 -19.7 10 5 266.6 266.6 263.3 268.2 0.55 9 749 2422 -24.3 -33.3 43 9.0 -25.2 10 12 270.3 270.3 265.5 271.2 0.31 10 738 2529 -24.5 -32.5 47 8.0 -25.3 10 12 271.2 271.3 266.2 272.2 0.34 11 700 2915 -23.5 -30.5 53 7.0 -24.4 10 15 276.5 276.5 269.8 277.8 0.43 12 676 3170 -23.9 -29.9 58 6.0 -24.6 8 19 278.8 278.9 271.3 280.2 0.47 13 500 5330 -33.3 -37.8 64 4.5 -33.7 355 50 292.4 292.5 278.3 293.4 0.29 14 495 5401 -33.5 -38.0 64 4.5 -33.9 355 51 293.0 293.1 278.6 294.0 0.29 15 400 6870 -41.9 -46.3 62 4.4 -42.1 360 66 300.5 300.6 281.8 301.1 0.15 16 300 8760 -53.5 -58.2 56 4.7 -53.6 5 79 309.9 309.9 285.4 310.1 0.05 17 250 9920 -60.9 -65.3 56 4.4 -60.9 360 83 315.5 315.5 287.3 315.6 0.02 18 235 10300 -63.3 -68.0 53 4.7 -63.3 360 83 317.5 317.5 287.9 317.6 0.02 19 219 10731 -62.3 -66.9 54 4.7 -62.3 5 89 325.6 325.6 290.5 325.7 0.02 20 200 11290 -60.9 -65.5 54 4.6 -61.0 5 77 336.3 336.3 293.4 336.4 0.03 21 169 12341 -59.7 -64.4 54 4.7 -59.8 359 65 354.9 354.9 297.7 355.1 0.04 22 160 12687 -54.9 -59.7 55 4.8 -55.1 357 61 368.6 368.6 300.4 369.0 0.08 23 150 13100 -55.3 -60.1 55 4.8 -55.5 355 56 374.8 374.8 301.5 375.2 0.08 24 100 15680 -55.9 -61.9 47 6.0 -56.2 340 44 419.7 419.7 307.7 420.2 0.09 25 98 15809 -56.3 -62.3 47 6.0 -56.6 339 44 421.4 421.4 307.9 421.8 0.09 26 84 16798 -53.1 -60.1 42 7.0 -53.5 335 43 446.9 446.9 310.6 447.6 0.14 27 79 17194 -53.5 -61.5 37 8.0 -54.0 333 43 454.0 454.0 311.3 454.6 0.12 28 76 17445 -51.5 -59.5 38 8.0 -52.1 332 42 463.2 463.2 312.1 464.1 0.17 29 70 17980 -51.5 -59.5 38 8.0 -52.2 330 42 474.2 474.3 313.1 475.3 0.18 30 64 18562 -51.9 -60.9 33 9.0 -52.7 327 41 485.6 485.7 314.0 486.6 0.16 31 62 18768 -50.5 -59.5 34 9.0 -51.4 326 41 493.2 493.2 314.5 494.4 0.20 32 53 19785 -53.5 -63.5 28 10.0 -54.3 322 39 508.8 508.9 315.6 509.7 0.14 33 50 20160 -53.9 -63.9 28 10.0 -54.7 320 38 516.5 516.5 316.1 517.4 0.14 34 36 22261 -55.9 -67.9 21 12.0 -56.9 317 31 562.2 562.2 318.8 563.0 0.11 35 30 23430 -52.5 -66.5 17 14.0 -54.2 315 27 601.5 601.6 320.7 602.8 0.17 36 26 24359 -50.3 -64.3 18 14.0 -52.6 315 25 632.9 633.0 322.1 634.9 0.26 37 22 25443 -52.5 -67.5 15 15.0 -54.7 315 22 657.3 657.4 323.0 658.9 0.20 38 20 26060 -51.3 -67.3 13 16.0 -54.0 315 21 679.1 679.2 323.8 681.0 0.22 39 13 28879 -48.1 -67.1 9 19.0 -52.9 779.3 779.4 326.8 782.7 0.35 TRP 235 10300 -63.3 -68.0 53 4.7 -63.3 360 83 317.5 317.5 287.9 317.6 0.02 WND 219 10731 -62.3 -66.9 54 4.7 -62.3 5 89 325.6 325.6 290.5 325.7 0.02 Sounding variables and indices 1000-500 mb thick: 5004.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 56.73 % Est. max temperature: -9.93 C = 14.13 F Sfc-Lift cond lev (LCL): 845.22 mb = 1531.51 m = 5024.57 ft T: -18.95 C 700-500 lapse rate: 4.06 C/km ThetaE index: 0.00 C Layer 922.0--321864398408282664299659264.0 mb Conv cond level (CCL): 922.00 mb = 894.56 m = 2934.88 ft Mean mixing ratio: 0.47 g/kg Conv temperature: -26.60 C = -15.88 F Cap Strength: 15.34 C Lifted Index: 24.92 C Risk: None Lifted Index @300 mb: 33.84 C Lifted Index @700 mb: 13.51 C Showalter Index: 20.06 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 7.60 C K Index: -18.10 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 5.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 105.43 J/kg Max Up Vert Vel: 14.52 m/s Conv Inhibition (B-): 73477.31 J/kg Cap Strength: 24.65 C Lift Cond Lev (LCL): 804.12 mb = 1898.67 m = 6229.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 23 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 ---------------------------------------------------------- 0 922 895 0 0 -0.0 -0.0 | 209 23 11.4 20.5 1 850 1490 10 5 -0.9 -4.9 | 214 19 10.5 15.6 2 700 2915 10 15 -2.6 -14.8 | 237 11 8.8 5.7 3 500 5330 355 50 4.4 -49.8 | 332 33 15.8 -29.3 4 400 6870 360 66 -0.0 -66.0 | 346 47 11.4 -45.5 5 300 8760 5 79 -6.9 -78.7 | 356 58 4.5 -58.2 6 250 9920 360 83 -0.0 -83.0 | 350 64 11.4 -62.5 7 235 10300 360 83 -0.0 -83.0 | 350 64 11.4 -62.5 8 219 10731 5 89 -7.8 -88.7 | 357 68 3.7 -68.2 9 200 11290 5 77 -6.7 -76.7 | 355 56 4.7 -56.2 10 150 13100 355 56 4.9 -55.8 | 335 39 16.3 -35.3 11 100 15680 340 44 15.0 -41.3 | 308 34 26.5 -20.8 12 70 17980 330 42 21.0 -36.4 | 296 36 32.4 -15.9 13 50 20160 320 38 24.4 -29.1 | 283 37 35.8 -8.6 14 30 23430 315 27 19.1 -19.1 | 267 31 30.5 1.4 15 20 26060 315 21 14.8 -14.8 | 258 27 26.3 5.7 Wind Parameters Mean winds (0-6000m): 359.1 at 31.3 knts Storm direction: 29.1 at 23.5 knts Shear (0-3000m) pos: 1.3 neg: 3.7 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 103.3 deg Storm rel helicity (0-3000m) pos: 63.4 neg: 0.0 tot: 63.4 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.93 Bulk Shear: 113.25 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 10 2 211 22| 4.3 0.0 4.3| 9.4 0.0 9.4 18.9 0.39| 4.3 1.7 1000 10 4 213 20| 4.0 0.0 4.0| 16.3 0.0 16.3 16.3 0.39| 4.0 1.6 1500 10 6 215 18| 2.7 1.2 3.9| 23.4 0.0 23.4 15.6 0.43| 3.9 1.7 2000 10 8 218 16| 2.0 1.8 3.8| 30.6 0.0 30.6 15.3 0.48| 3.8 1.9 2500 9 10 222 15| 1.6 2.9 4.5| 46.9 0.0 46.9 18.8 0.63| 4.5 2.9 3000 8 12 229 13| 1.3 3.7 5.0| 63.4 0.0 63.4 21.1 0.68| 5.0 3.4 4000 3 18 259 11| 1.0 4.6 5.6| 89.0 0.0 89.0 22.3 0.57| 5.7 3.3 5000 359 25 290 13| 1.4 4.4 5.8|129.1 0.0 129.1 25.8 0.52| 5.9 3.1 6000 359 31 312 16| 2.1 3.7 5.8|199.1 0.0 199.1 33.2 0.53| 5.8 3.1 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251231.00.gif