UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 27 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 ------------------------------------------------------------------------------- SFC 895 -21.1 -25.1 70 4.0 -21.6 0 0 260.2 260.3 258.5 261.7 0.56 1 887 -21.5 -26.0 67 4.5 -22.1 260.4 260.5 258.6 261.9 0.52 2 852 -17.9 -21.6 73 3.7 -18.5 267.2 267.3 264.3 269.5 0.80 3 836 -13.9 -17.2 76 3.3 -14.6 272.9 273.1 268.8 276.3 1.19 4 800 -13.7 -16.7 78 3.0 -14.4 276.5 276.8 271.3 280.3 1.29 5 762 -14.1 -17.5 75 3.4 -14.9 280.0 280.2 273.3 283.7 1.27 6 562 -26.9 -31.3 66 4.4 -27.5 290.4 290.5 277.6 292.0 0.50 7 468 -36.1 -41.1 60 5.0 -36.4 294.5 294.6 279.2 295.3 0.22 8 349 -52.3 -57.3 55 5.0 -52.4 298.4 298.4 280.7 298.6 0.05 9 238 -62.9 -67.5 54 4.6 -62.9 255 52 317.0 317.0 287.8 317.1 0.02 10 176 -58.5 -63.3 54 4.8 -58.6 252 40 352.8 352.8 297.3 353.0 0.04 11 115 -58.5 -64.5 46 6.0 -58.7 263 41 398.4 398.5 305.0 398.7 0.06 12 104 -53.9 -59.9 48 6.0 -54.2 265 43 418.9 418.9 307.6 419.5 0.11 13 87 -56.7 -63.7 41 7.0 -57.0 267 42 435.2 435.2 309.4 435.6 0.08 14 86 -56.7 -64.7 36 8.0 -57.1 267 42 436.6 436.6 309.6 437.0 0.07 15 86 -55.1 -63.1 36 8.0 -55.5 267 42 439.8 439.9 309.9 440.3 0.09 16 82 -53.7 -61.7 37 8.0 -54.2 268 42 448.7 448.8 310.8 449.4 0.12 17 81 -51.7 -59.7 38 8.0 -52.3 268 42 454.4 454.5 311.3 455.3 0.15 18 68 -55.9 -64.9 32 9.0 -56.4 268 42 468.7 468.7 312.5 469.2 0.09 19 62 -53.7 -63.7 28 10.0 -54.4 263 47 486.1 486.1 314.0 486.8 0.12 20 60 -51.5 -61.5 29 10.0 -52.4 261 49 495.6 495.6 314.7 496.6 0.16 21 49 -48.7 -60.7 24 12.0 -50.2 250 60 531.8 531.8 317.1 533.2 0.22 22 48 -47.5 -59.5 24 12.0 -49.2 251 61 537.8 537.9 317.5 539.5 0.26 23 29 -43.1 -61.1 12 18.0 -47.1 261 68 633.3 633.4 322.2 636.0 0.35 24 27 -40.5 -59.5 11 19.0 -45.6 263 67 653.6 653.8 323.0 657.4 0.47 25 19 -41.1 -63.1 8 22.0 -47.4 720.9 721.1 325.2 724.6 0.42 TRP 238 -62.9 -67.5 54 4.6 -62.9 255 52 317.0 317.0 287.8 317.1 0.02 WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 70.47 % Est. max temperature: -1.15 C = 29.94 F Sfc-Lift cond lev (LCL): 837.66 mb = -9999.00 m = -9999.00 ft T: -14.32 C ThetaE index: 0.00 C Layer 895.0- 0.0 mb Conv cond level (CCL): 887.00 mb = -9999.00 m = -9999.00 ft Mean mixing ratio: 0.95 g/kg Conv temperature: -18.45 C = -1.21 F Cap Strength: 16.03 C Lifted Index: 17.51 C Risk: None Lifted Index @300 mb: 23.94 C Lifted Index @700 mb: 11.20 C Showalter Index: 18.88 C Risk: None Total Totals Index: 27.09 C Risk: None Vertical Totals Index: 15.37 C Cross Totals Index: 11.72 C K Index: -9.36 Risk: None Sweat Index: 26.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 17.46 C Lift Cond Lev (LCL): 802.71 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): 797.71 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 238 10002 255 52 50.2 13.5 1 1043 0 0 0 -0.0 -0.0 2 895 1034 0 0 -0.0 -0.0 3 850 1281 340 3 1.0 -2.8 4 700 2750 340 19 6.5 -17.9 5 500 5190 290 29 27.3 -9.9 6 400 6720 255 29 28.0 7.5 7 300 8590 240 42 36.4 21.0 8 250 9730 255 50 48.3 12.9 9 200 11110 245 44 39.9 18.6 10 150 12910 260 36 35.5 6.3 11 100 15470 265 44 43.8 3.8 12 70 17750 270 40 40.0 -0.0 13 50 19930 250 60 56.4 20.5 14 30 23350 260 68 67.0 11.8 15 20 26100 270 64 64.0 -0.0 Wind Parameters Energy-Hel index: -0.00 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20251227.12.gif