UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for X0557... Searching the city database file for: X0557 ... Date:0000Z 21 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 107 1 925 732 SFC 906 896 -2.7 -16.7 33 14.0 -6.4 325 7 278.2 278.4 272.1 281.5 1.14 3 859 1314 -8.3 -21.3 34 13.0 -11.1 329 19 276.6 276.8 270.5 279.0 0.81 4 850 1396 -8.9 -20.9 37 12.0 -11.5 330 21 276.8 277.0 270.7 279.3 0.85 5 784 2015 -14.1 -25.1 39 11.0 -16.0 340 24 277.7 277.8 270.9 279.6 0.63 6 756 2291 -14.9 -24.9 42 10.0 -16.7 345 26 279.8 279.9 272.2 281.8 0.67 7 700 2868 -19.3 -30.3 37 11.0 -20.8 355 29 281.1 281.2 272.6 282.5 0.44 8 616 3804 -26.9 -36.9 38 10.0 -27.8 336 31 282.8 282.9 273.3 283.7 0.26 9 596 4042 -27.7 -36.7 42 9.0 -28.6 331 31 284.6 284.7 274.3 285.5 0.28 10 500 5280 -37.1 -45.1 43 8.0 -37.5 305 33 287.8 287.8 275.7 288.3 0.14 11 499 5294 -37.3 -45.3 43 8.0 -37.7 305 33 287.7 287.7 275.7 288.2 0.13 12 483 5518 -38.3 -46.3 43 8.0 -38.7 302 33 289.2 289.2 276.5 289.6 0.12 13 479 5575 -37.7 -45.7 43 8.0 -38.1 301 33 290.6 290.6 277.2 291.1 0.13 14 473 5662 -38.3 -46.3 43 8.0 -38.7 300 33 290.9 290.9 277.3 291.4 0.13 15 426 6371 -44.7 -52.7 40 8.0 -44.9 291 33 291.6 291.6 277.6 291.8 0.07 16 400 6790 -46.9 -54.9 40 8.0 -47.1 285 33 294.0 294.0 278.7 294.2 0.06 17 374 7231 -49.9 -57.9 38 8.0 -50.1 295 33 295.8 295.8 279.5 295.9 0.04 18 358 7517 -48.1 -56.1 39 8.0 -48.3 292 31 301.9 301.9 282.2 302.1 0.05 19 342 7820 -43.5 -52.5 36 9.0 -43.9 289 28 312.1 312.1 286.2 312.5 0.09 20 329 8081 -41.7 -51.7 33 10.0 -42.2 286 26 318.1 318.1 288.2 318.5 0.10 21 304 8612 -44.7 -56.7 25 12.0 -45.2 281 22 321.1 321.1 289.2 321.4 0.06 22 300 8700 -44.7 -56.7 25 12.0 -45.2 280 21 322.4 322.4 289.5 322.6 0.06 23 288 8974 -45.7 -58.7 22 13.0 -46.2 279 23 324.7 324.7 290.2 324.9 0.05 24 253 9840 -46.5 -62.5 15 16.0 -47.0 275 30 335.8 335.8 293.3 335.9 0.03 25 250 9920 -46.1 -62.1 15 16.0 -46.6 275 31 337.5 337.5 293.7 337.7 0.04 26 227 10567 -42.7 -60.7 12 18.0 -43.5 271 32 352.2 352.2 297.1 352.4 0.05 27 213 10996 -43.3 -63.3 9 20.0 -44.2 268 32 357.7 357.7 298.2 357.9 0.04 28 200 11420 -43.7 -63.7 9 20.0 -44.6 265 33 363.6 363.6 299.4 363.7 0.04 29 156 13079 -47.3 -69.3 6 22.0 -48.1 261 31 384.2 384.2 302.9 384.3 0.02 30 150 13340 -46.1 -69.1 6 23.0 -47.0 260 31 390.6 390.6 303.9 390.7 0.02 31 115 15103 -46.5 -69.5 6 23.0 -47.6 257 26 420.7 420.7 307.8 420.9 0.03 32 105 15712 -42.3 -67.3 5 25.0 -44.1 256 24 439.8 439.8 309.9 440.0 0.04 33 100 16040 -43.9 -68.9 5 25.0 -45.5 255 23 442.9 442.9 310.2 443.1 0.04 34 91 16670 -47.5 -71.5 5 24.0 -48.7 250 21 447.9 447.9 310.7 448.0 0.03 35 76 17866 -46.5 -71.5 4 25.0 -48.1 240 17 473.6 473.6 313.0 473.8 0.03 36 71 18317 -48.9 -72.9 4 24.0 -50.3 236 15 477.8 477.8 313.3 478.0 0.03 37 70 18410 -48.9 -72.9 4 24.0 -50.3 235 15 479.8 479.8 313.4 479.9 0.03 38 65 18892 -52.3 -76.3 4 24.0 -53.4 236 14 482.6 482.6 313.7 482.7 0.02 39 57 19735 -54.5 -78.5 4 24.0 -55.4 238 11 496.1 496.1 314.7 496.2 0.01 40 54 20081 -53.9 -77.9 4 24.0 -54.9 239 10 505.2 505.2 315.3 505.3 0.02 41 51 20451 -49.7 -73.7 4 24.0 -51.4 240 9 523.4 523.4 316.5 523.6 0.03 42 50 20580 -50.7 -74.7 4 24.0 -52.2 240 9 524.0 524.0 316.6 524.2 0.03 43 36 22707 -54.3 -78.3 4 24.0 -55.7 198 8 566.3 566.3 319.0 566.5 0.02 44 30 23880 -53.3 -77.3 4 24.0 -55.1 175 7 599.3 599.3 320.6 599.6 0.03 45 20 26490 -52.5 -76.5 4 24.0 -55.2 55 3 675.5 675.5 323.6 676.0 0.06 46 10 31000 -49.5 -74.5 4 25.0 -55.0 834.8 834.9 328.1 836.4 0.16 47 9.7 31200 -49.1 -74.1 4 25.0 -54.8 843.6 843.7 328.3 845.4 0.17 TRP 374 7231 -49.9 -57.9 38 8.0 -50.1 295 33 295.8 295.8 279.5 295.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5173.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 39.36 % Est. max temperature: -1.18 C = 29.88 F Sfc-Lift cond lev (LCL): 725.79 mb = 2596.65 m = 8519.10 ft T: -17.23 C 700-500 lapse rate: 7.38 C/km ThetaE index: 2.51 C Layer 859.0- 850.0 mb Conv cond level (CCL): 650.70 mb = 3402.79 m = 11163.88 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 1.13 C = 34.04 F Cap Strength: 5.21 C Lifted Index: 7.00 C Risk: None Lifted Index @300 mb: 30.16 C Lifted Index @700 mb: 3.52 C Showalter Index: 7.35 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.20 C Cross Totals Index: 16.20 C K Index: -3.70 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.44 J/kg Max Up Vert Vel: 1.70 m/s Conv Inhibition (B-): 79276.44 J/kg Cap Strength: 6.77 C Lift Cond Lev (LCL): 699.98 mb = 2868.21 m = 9410.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 350 at 22 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 ---------------------------------------------------------- 0 906 896 325 7 4.0 -5.7 | 181 16 0.4 15.6 1 850 1396 330 21 10.5 -18.2 | 245 8 6.8 3.2 2 700 2868 355 29 2.5 -28.9 | 8 8 -1.1 -7.5 3 500 5280 305 33 27.0 -18.9 | 264 24 23.4 2.4 4 400 6790 285 33 31.9 -8.5 | 246 31 28.2 12.8 5 374 7231 295 33 29.9 -13.9 | 254 27 26.3 7.4 6 300 8700 280 21 20.7 -3.6 | 224 25 17.0 17.7 7 250 9920 275 31 30.9 -2.7 | 236 33 27.2 18.6 8 200 11420 265 33 32.9 2.9 | 230 38 29.2 24.2 9 150 13340 260 31 30.5 5.4 | 225 38 26.9 26.7 10 100 16040 255 23 22.2 6.0 | 214 33 18.6 27.3 11 70 18410 235 15 12.3 8.6 | 196 31 8.6 29.9 12 50 20580 240 9 7.8 4.5 | 189 26 4.1 25.8 13 30 23880 175 7 -0.6 7.0 | 171 29 -4.3 28.3 14 20 26490 55 3 -2.5 -1.7 | 163 21 -6.1 19.6 Wind Parameters Mean winds (0-6000m): 320.3 at 28.9 knts Storm direction: 350.3 at 21.7 knts Shear (0-3000m) pos: 4.0 neg: 1.9 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 120.5 deg Storm rel helicity (0-3000m) pos: 46.3 neg: -23.2 tot: 23.1 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 30.41 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 ------------------------------------------------------------------------------- 500 329 14 201 10| 14.4 0.0 14.4| 29.4 0.0 29.4 58.9 0.78| 14.5 11.3 1000 332 18 222 7| 8.7 0.0 8.7| 35.1 0.0 35.1 35.1 0.79| 9.5 7.4 1500 337 20 240 5| 6.9 0.0 6.9| 40.8 0.0 40.8 27.2 0.82| 7.9 6.5 2000 342 22 269 3| 6.0 0.0 6.0| 46.3 0.0 46.3 23.1 0.82| 7.1 5.8 2500 344 24 296 3| 4.8 1.1 5.9| 46.3 -11.0 35.3 14.1 0.52| 6.8 3.5 3000 343 25 303 4| 4.0 1.9 5.8| 46.3 -23.2 23.1 7.7 0.33| 6.6 2.2 4000 337 27 294 8| 3.0 2.8 5.8| 46.3 -56.2 -10.0 -2.5 0.09| 6.4 0.6 5000 328 28 283 11| 2.4 3.1 5.5| 46.3 -97.1 -50.8 -10.2 -0.03| 6.1 -0.2 6000 320 29 273 15| 2.0 2.9 4.9| 54.4-136.2 -81.8 -13.6 -0.09| 5.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//X0557/skewt/X0557.skewt.20250421.00.gif