UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 23 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 ------------------------------------------------------------------------------- 0 1000 116 1 925 746 SFC 908 895 0.0 -11.0 43 11.0 -3.6 10 5 280.8 281.1 274.6 286.0 1.82 3 850 1418 -6.1 -17.1 41 11.0 -8.9 10 13 279.8 280.0 273.0 283.2 1.18 4 800 1888 -11.3 -19.3 52 8.0 -13.1 12 17 279.1 279.3 272.4 282.2 1.04 5 700 2900 -17.3 -26.3 45 9.0 -18.8 15 25 283.3 283.4 274.2 285.3 0.64 6 642 3545 -20.5 -31.5 37 11.0 -22.0 1 24 286.8 286.9 275.7 288.2 0.43 7 512 5174 -34.3 -45.3 32 11.0 -35.0 324 21 289.3 289.3 276.5 289.7 0.13 8 500 5340 -34.9 -44.9 35 10.0 -35.5 320 21 290.5 290.5 277.2 291.0 0.14 9 483 5581 -35.7 -45.7 35 10.0 -36.3 311 20 292.4 292.4 278.0 292.8 0.13 10 409 6712 -46.3 -54.3 40 8.0 -46.5 266 17 292.9 293.0 278.2 293.2 0.06 11 400 6860 -47.5 -55.5 39 8.0 -47.7 260 17 293.3 293.3 278.3 293.4 0.05 12 332 8063 -55.7 -63.7 36 8.0 -55.8 225 7 298.1 298.1 280.5 298.1 0.02 13 300 8710 -52.9 -60.9 37 8.0 -53.1 255 9 310.8 310.8 285.7 310.9 0.04 14 260 9650 -46.3 -54.3 40 8.0 -46.6 282 4 333.5 333.5 292.7 333.8 0.09 15 250 9910 -47.9 -56.9 35 9.0 -48.2 290 3 334.9 334.9 293.1 335.1 0.07 16 247 9989 -48.5 -57.5 34 9.0 -48.8 289 4 335.1 335.1 293.2 335.4 0.07 17 200 11380 -45.7 -57.7 25 12.0 -46.3 280 13 360.4 360.4 298.8 360.8 0.08 18 196 11515 -45.3 -57.3 25 12.0 -45.9 281 13 363.1 363.2 299.4 363.5 0.08 19 150 13300 -47.1 -62.1 16 15.0 -47.9 295 17 388.9 388.9 303.7 389.2 0.06 20 112 15234 -46.9 -64.9 11 18.0 -47.9 309 11 423.2 423.2 308.1 423.5 0.06 21 100 15980 -49.5 -68.5 9 19.0 -50.4 315 9 432.1 432.1 309.1 432.3 0.04 22 78 17595 -52.3 -71.3 8 19.0 -53.1 277 9 458.1 458.1 311.6 458.3 0.03 23 70 18300 -48.9 -68.9 8 20.0 -50.2 260 9 479.8 479.8 313.5 480.1 0.05 24 69 18395 -48.7 -68.7 8 20.0 -50.1 260 9 482.2 482.2 313.7 482.5 0.05 25 58 19530 -52.5 -72.5 7 20.0 -53.6 260 6 498.2 498.2 314.8 498.4 0.04 26 50 20490 -52.9 -73.9 6 21.0 -54.1 260 3 518.8 518.8 316.2 519.0 0.03 27 37 22438 -51.3 -73.3 6 22.0 -53.1 345 4 569.6 569.6 319.2 569.9 0.05 28 30 23790 -54.3 -76.3 5 22.0 -55.9 45 5 596.6 596.6 320.5 596.9 0.04 29 20 26400 -52.9 -75.9 5 23.0 -55.5 100 5 674.3 674.3 323.6 674.8 0.06 30 10 30930 -47.5 -73.5 3 26.0 -53.8 95 11 842.2 842.3 328.2 844.1 0.18 31 9.2 31481 -47.5 -73.5 3 26.0 -54.1 862.6 862.7 328.7 864.7 0.20 TRP 332 8063 -55.7 -63.7 36 8.0 -55.8 225 7 298.1 298.1 280.5 298.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5224.00 m Freezing level: 908.00 mb = 894.72 m = 2935.40 ft Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 40.59 % Est. max temperature: 0.03 C = 32.05 F Sfc-Lift cond lev (LCL): 764.04 mb = 2236.27 m = 7336.76 ft T: -13.37 C 700-500 lapse rate: 7.21 C/km ThetaE index: 3.88 C Layer 850.0- 700.0 mb Conv cond level (CCL): 682.33 mb = 3090.55 m = 10139.46 ft Mean mixing ratio: 1.33 g/kg Conv temperature: 3.46 C = 38.23 F Cap Strength: 5.11 C Lifted Index: 6.04 C Risk: None Lifted Index @300 mb: 19.15 C Lifted Index @700 mb: 2.54 C Showalter Index: 6.51 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 17.80 C K Index: 2.70 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.23 J/kg Max Up Vert Vel: 4.06 m/s Conv Inhibition (B-): 60855.32 J/kg Cap Strength: 5.40 C Lift Cond Lev (LCL): 728.28 mb = 2599.76 m = 8529.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 13 at 15 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 ---------------------------------------------------------- 0 908 895 10 5 -0.9 -4.9 | 195 10 2.6 9.5 1 850 1418 10 13 -2.3 -12.8 | 216 2 1.2 1.7 2 700 2900 15 25 -6.5 -24.1 | 17 10 -3.0 -9.7 3 500 5340 320 21 13.5 -16.1 | 275 17 17.0 -1.6 4 400 6860 260 17 16.7 3.0 | 229 27 20.2 17.4 5 332 8063 225 7 4.9 4.9 | 203 21 8.4 19.4 6 300 8710 255 9 8.7 2.3 | 216 21 12.1 16.8 7 250 9910 290 3 2.8 -1.0 | 205 15 6.3 13.4 8 200 11380 280 13 12.8 -2.3 | 233 20 16.3 12.2 9 150 13300 295 17 15.4 -7.2 | 249 20 18.9 7.3 10 100 15980 315 9 6.4 -6.4 | 230 13 9.8 8.1 11 70 18300 260 9 8.9 1.6 | 218 20 12.3 16.0 12 50 20490 260 3 3.0 0.5 | 203 16 6.4 15.0 13 30 23790 45 5 -3.5 -3.5 | 180 11 -0.1 10.9 14 20 26400 100 5 -4.9 0.9 | 175 15 -1.5 15.3 15 10 30930 95 11 -11.0 1.0 | 154 17 -7.5 15.4 Wind Parameters Mean winds (0-6000m): 343.4 at 19.8 knts Storm direction: 13.4 at 14.9 knts Shear (0-3000m) pos: 2.1 neg: 1.8 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 128.2 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -25.1 tot: -20.4 m^2/s^2 ave: -6.8 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 20.90 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 9 198 6| 0.0 7.9 7.9| 1.8 0.0 1.8 3.6 0.17| 7.9 1.4 1000 11 12 204 3| 2.2 3.9 6.1| 2.6 0.0 2.6 2.6 0.34| 6.2 2.1 1500 12 14 227 1| 2.9 2.6 5.5| 3.5 0.0 3.5 2.3 0.31| 5.5 1.7 2000 13 16 7 2| 3.2 2.0 5.2| 4.7 0.0 4.7 2.4 0.28| 5.2 1.4 2500 12 18 5 3| 2.6 1.7 4.3| 4.7 -12.6 -7.9 -3.2 0.03| 5.1 0.2 3000 9 19 355 4| 2.1 1.8 3.9| 4.7 -25.1 -20.4 -6.8 -0.13| 5.1 -0.7 4000 2 20 334 6| 1.6 2.1 3.7| 4.7 -52.1 -47.4 -11.8 -0.31| 5.0 -1.5 5000 353 20 314 8| 1.3 2.4 3.7| 4.7 -99.1 -94.4 -18.9 -0.43| 5.2 -2.2 6000 343 20 296 10| 1.1 2.5 3.6| 4.7-173.7-169.0 -28.2 -0.53| 5.4 -2.9 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250423.00.gif