UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 28 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 ------------------------------------------------------------------------------- SFC 891 3.8 -1.2 70 5.0 1.6 350 13 286.2 286.9 280.2 297.5 3.93 1 885 1.4 -3.3 71 4.7 -0.5 284.3 284.9 278.6 293.9 3.38 2 815 -3.9 -7.8 74 3.9 -5.3 285.5 285.9 278.2 293.0 2.60 3 806 -3.5 -7.7 73 4.2 -5.0 286.8 287.3 278.9 294.5 2.65 4 684 -10.5 -13.5 79 3.0 -11.4 292.8 293.1 280.8 298.7 1.97 5 596 -16.7 -19.8 77 3.1 -17.4 297.4 297.6 282.0 301.5 1.33 6 489 -27.9 -31.6 71 3.7 -28.4 300.9 301.0 282.5 302.8 0.56 7 466 -31.9 -35.3 72 3.4 -32.3 300.1 300.2 282.0 301.5 0.41 8 454 -33.5 -37.3 69 3.8 -33.8 300.4 300.4 282.0 301.5 0.34 9 325 -46.1 -55.1 35 9.0 -46.4 313.1 313.1 286.5 313.4 0.07 10 306 -47.9 -57.9 31 10.0 -48.2 240 44 316.0 316.1 287.5 316.2 0.05 11 302 -47.9 -57.9 31 10.0 -48.2 245 44 317.2 317.2 287.9 317.4 0.05 12 264 -48.5 -59.5 27 11.0 -48.8 256 38 328.8 328.8 291.4 329.0 0.05 13 158 -47.3 -61.3 19 14.0 -48.0 297 29 382.8 382.8 302.8 383.1 0.06 14 91 -53.9 -67.9 16 14.0 -54.5 330 20 435.2 435.2 309.4 435.4 0.05 15 88 -52.5 -66.5 17 14.0 -53.2 330 20 442.2 442.2 310.1 442.5 0.06 16 75 -56.1 -70.1 16 14.0 -56.6 330 18 455.3 455.3 311.4 455.5 0.04 17 71 -56.1 -70.1 16 14.0 -56.6 330 17 462.5 462.5 312.0 462.7 0.04 18 71 -54.7 -68.7 16 14.0 -55.4 330 17 465.5 465.5 312.3 465.8 0.05 19 64 -51.7 -65.7 17 14.0 -52.7 333 14 486.1 486.1 314.0 486.6 0.09 20 55 -56.1 -70.1 16 14.0 -56.8 337 10 497.5 497.5 314.8 497.9 0.05 21 47 -52.5 -66.5 17 14.0 -53.7 342 7 529.0 529.1 316.9 529.7 0.11 22 40 -54.7 -68.7 16 14.0 -55.8 347 8 548.5 548.5 318.1 549.1 0.09 23 29 -52.1 -65.1 20 13.0 -53.8 360 9 608.5 608.6 321.0 610.1 0.21 24 25 -54.1 -67.1 19 13.0 -55.8 20 10 629.1 629.2 321.9 630.6 0.18 25 11 -47.5 -59.5 24 12.0 -52.0 819.6 820.2 328.0 831.2 1.14 TRP 306 -47.9 -57.9 31 10.0 -48.2 240 44 316.0 316.1 287.5 316.2 0.05 WND Sounding variables and indices Freezing level: 866.51 mb = -9999.00 m = -9999.00 ft Wetbulb zero: 886.44 mb = -9999.00 m = -9999.00 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 75.11 % Est. max temperature: 7.32 C = 45.17 F Sfc-Lift cond lev (LCL): 824.69 mb = -9999.00 m = -9999.00 ft T: -3.14 C ThetaE index: 4.44 C Layer 885.0- 806.0 mb Conv cond level (CCL): 730.70 mb = -9999.00 m = -9999.00 ft Mean mixing ratio: 2.94 g/kg Conv temperature: 7.81 C = 46.06 F Cap Strength: 5.84 C Lifted Index: 6.74 C Risk: None Lifted Index @300 mb: 17.03 C Lifted Index @700 mb: 3.59 C Showalter Index: 7.03 C Risk: None Total Totals Index: 46.58 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.45 C Cross Totals Index: 21.14 C K Index: 16.77 Risk: < 20 % chance of thunderstorms Sweat Index: 58.49 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: 6.65 C Lift Cond Lev (LCL): 786.03 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): 781.03 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 ------------------------------------ 0 306 8932 240 44 38.1 22.0 1 1031 0 350 13 2.3 -12.8 2 891 1071 350 13 2.3 -12.8 3 850 1272 350 21 3.6 -20.7 4 700 2795 350 23 4.0 -22.7 5 500 5310 270 15 15.0 -0.0 6 400 6880 230 44 33.7 28.3 7 300 8820 245 44 39.9 18.6 8 250 10020 260 35 34.5 6.1 9 200 11490 285 27 26.1 -7.0 10 150 13390 300 29 25.1 -14.5 11 100 16020 330 21 10.5 -18.2 12 70 18310 330 17 8.5 -14.7 13 50 20470 340 7 2.4 -6.6 14 30 23760 355 9 0.8 -9.0 15 20 26370 50 11 -8.4 -7.1 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.20250428.12.gif