UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:1200Z 16 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 899 2.6 -1.2 76 3.8 1.0 345 3 284.3 284.9 279.2 295.3 3.89 1 796 -5.7 -9.8 73 4.1 -7.1 285.5 285.9 277.7 292.1 2.28 2 624 -17.5 -20.6 77 3.1 -18.2 292.6 292.8 279.7 296.2 1.19 3 430 -37.5 -40.8 71 3.3 -37.7 300.0 300.0 281.7 300.8 0.25 4 428 -37.9 -41.3 70 3.4 -38.1 299.9 299.9 281.6 300.7 0.24 5 360 -41.7 -46.7 58 5.0 -42.0 310.0 310.0 285.5 310.6 0.16 6 288 -48.7 -55.7 44 7.0 -48.9 220 87 320.4 320.4 288.9 320.7 0.07 7 287 -48.7 -55.7 44 7.0 -48.9 220 89 320.8 320.8 289.1 321.1 0.07 8 257 -47.1 -55.1 40 8.0 -47.4 228 61 333.4 333.4 292.7 333.7 0.08 9 218 -50.3 -59.3 34 9.0 -50.6 233 47 344.5 344.5 295.4 344.8 0.06 10 192 -50.5 -60.5 30 10.0 -50.8 236 39 356.9 357.0 298.1 357.2 0.06 11 185 -50.7 -60.7 30 10.0 -51.0 238 38 360.4 360.4 298.8 360.7 0.06 12 168 -48.7 -59.7 27 11.0 -49.2 241 36 373.8 373.9 301.3 374.2 0.07 13 161 -50.1 -62.1 23 12.0 -50.5 243 35 376.1 376.1 301.6 376.3 0.06 14 123 -46.5 -60.5 19 14.0 -47.4 245 29 412.7 412.7 306.9 413.2 0.09 15 102 -50.5 -65.5 15 15.0 -51.2 245 25 427.7 427.7 308.6 428.0 0.06 16 95 -53.3 -69.3 13 16.0 -53.9 246 25 431.0 431.0 309.0 431.2 0.04 17 91 -52.5 -68.5 13 16.0 -53.2 248 25 437.9 438.0 309.7 438.2 0.04 18 91 -51.1 -67.1 13 16.0 -51.9 248 25 440.7 440.7 310.0 441.0 0.05 19 87 -49.5 -65.5 14 16.0 -50.5 249 25 449.6 449.7 310.8 450.0 0.07 20 73 -53.9 -69.9 12 16.0 -54.6 254 25 463.5 463.5 312.1 463.7 0.04 21 49 -52.9 -69.9 11 17.0 -54.1 224 13 521.8 521.8 316.4 522.2 0.06 22 36 -55.9 -73.9 9 18.0 -57.1 206 8 562.2 562.2 318.8 562.5 0.05 23 27 -52.1 -70.1 10 18.0 -54.2 152 5 621.0 621.1 321.6 621.9 0.11 24 21 -55.3 -73.3 9 18.0 -57.2 50 5 657.7 657.7 323.0 658.4 0.09 25 10 -47.9 -66.9 9 19.0 -53.6 840.7 841.0 328.3 845.7 0.47 TRP 288 -48.7 -55.7 44 7.0 -48.9 220 87 320.4 320.4 288.9 320.7 0.07 WND 287 -48.7 -55.7 44 7.0 -48.9 220 89 320.8 320.8 289.1 321.1 0.07 Sounding variables and indices Freezing level: 866.73 mb = -9999.00 m = -9999.00 ft Wetbulb zero: 886.72 mb = -9999.00 m = -9999.00 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 74.82 % Est. max temperature: 5.53 C = 41.95 F Sfc-Lift cond lev (LCL): 847.53 mb = -9999.00 m = -9999.00 ft T: -1.42 C ThetaE index: 3.17 C Layer 796.0- 624.0 mb Conv cond level (CCL): 793.31 mb = -9999.00 m = -9999.00 ft Mean mixing ratio: 3.11 g/kg Conv temperature: 3.87 C = 38.96 F Cap Strength: 2.34 C Lifted Index: 4.04 C Risk: None Lifted Index @300 mb: 17.60 C Lifted Index @700 mb: 1.23 C Showalter Index: 4.10 C Risk: None Total Totals Index: 52.41 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.18 C Cross Totals Index: 24.24 C K Index: 19.44 Risk: < 20 % chance of thunderstorms Sweat Index: 128.85 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: 3.98 C Lift Cond Lev (LCL): 801.62 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): 796.62 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 ------------------------------------ 0 287 9363 220 89 57.2 68.2 1 1030 0 345 3 0.8 -2.9 2 899 998 345 3 0.8 -2.9 3 850 1346 335 15 6.3 -13.6 4 700 2862 320 15 9.6 -11.5 5 500 5350 230 27 20.7 17.4 6 400 6900 220 50 32.1 38.3 7 300 8840 220 81 52.1 62.0 8 250 10040 230 58 44.4 37.3 9 200 11500 235 40 32.8 22.9 10 150 13380 245 33 29.9 13.9 11 100 16040 245 25 22.7 10.6 12 70 18350 255 25 24.1 6.5 13 50 20520 225 13 9.2 9.2 14 30 23790 195 5 1.3 4.8 15 20 26390 30 5 -2.5 -4.3 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.20250416.12.gif