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 U8445... Searching the city database file for: U8445 ... Date:1200Z 16 APR 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 103 SFC 978 285 8.6 3.7 71 4.9 6.2 290 7 283.5 284.4 280.4 297.8 5.10 2 925 737 4.6 -1.4 65 6.0 2.0 280 29 284.0 284.7 278.9 294.6 3.73 3 850 1432 -0.7 -8.7 55 8.0 -3.6 310 38 285.4 285.8 277.7 292.2 2.33 4 716 2772 -11.3 -19.3 52 8.0 -13.2 306 43 288.1 288.3 277.4 291.6 1.16 5 700 2945 -12.1 -20.1 51 8.0 -14.0 305 44 289.1 289.3 277.9 292.5 1.11 6 576 4401 -21.3 -29.3 49 8.0 -22.6 302 46 294.9 295.0 279.9 296.8 0.59 7 547 4777 -24.7 -37.7 29 13.0 -26.1 301 47 295.2 295.3 279.6 296.2 0.27 8 500 5420 -30.5 -39.5 41 9.0 -31.3 300 48 295.9 295.9 279.8 296.7 0.25 9 437 6370 -38.1 -45.1 48 7.0 -38.5 285 48 297.8 297.9 280.6 298.4 0.16 10 408 6844 -40.1 -48.1 42 8.0 -40.5 277 48 301.2 301.2 282.0 301.6 0.12 11 400 6980 -39.5 -47.5 42 8.0 -39.9 275 48 303.7 303.7 283.0 304.1 0.13 12 360 7698 -40.9 -52.9 26 12.0 -41.4 271 53 311.1 311.1 285.8 311.4 0.08 13 300 8920 -47.1 -63.1 14 16.0 -47.5 265 62 319.0 319.0 288.4 319.1 0.03 14 298 8964 -47.1 -63.1 14 16.0 -47.5 265 62 319.6 319.6 288.6 319.7 0.03 15 295 9031 -47.3 -63.3 14 16.0 -47.7 265 62 320.2 320.2 288.8 320.3 0.03 16 287 9214 -47.2 -63.5 14 16.3 -47.6 270 66 322.9 322.9 289.7 323.0 0.03 17 250 10130 -46.7 -64.7 11 18.0 -47.2 270 58 336.6 336.6 293.5 336.7 0.03 18 232 10627 -45.1 -65.1 9 20.0 -45.7 270 55 346.3 346.3 295.8 346.5 0.03 19 200 11610 -48.3 -69.3 7 21.0 -48.8 270 50 356.3 356.3 298.0 356.4 0.02 20 197 11709 -48.7 -69.7 7 21.0 -49.3 272 49 357.2 357.2 298.1 357.3 0.02 21 178 12379 -45.5 -68.5 6 23.0 -46.3 282 42 372.9 373.0 301.1 373.0 0.02 22 172 12606 -48.9 -73.9 4 25.0 -49.5 286 40 371.0 371.0 300.8 371.0 0.01 23 150 13500 -50.3 -75.3 4 25.0 -50.9 300 31 383.4 383.4 302.8 383.4 0.01 24 131 14380 -53.5 -77.5 4 24.0 -54.0 302 26 392.8 392.8 304.2 392.9 0.01 25 113 15339 -50.5 -75.5 4 25.0 -51.2 303 21 415.4 415.4 307.2 415.4 0.01 26 106 15754 -53.5 -77.5 4 24.0 -54.1 304 19 417.3 417.3 307.4 417.4 0.01 27 100 16130 -53.1 -77.1 4 24.0 -53.8 305 17 425.1 425.1 308.3 425.2 0.01 28 70 18440 -51.5 -76.5 3 25.0 -52.6 310 13 474.2 474.2 313.0 474.3 0.02 29 56 19884 -50.5 -75.5 4 25.0 -52.0 327 20 507.7 507.7 315.5 507.9 0.02 30 50 20620 -50.5 -75.5 4 25.0 -52.1 335 23 524.5 524.5 316.6 524.6 0.03 31 30 23950 -52.1 -77.1 3 25.0 -54.2 35 15 602.6 602.6 320.7 602.9 0.04 32 27 24629 -53.1 -77.1 4 24.0 -55.1 36 16 618.2 618.2 321.4 618.5 0.04 33 20 26570 -50.5 -75.5 4 25.0 -53.7 40 17 681.6 681.6 323.9 682.2 0.07 34 14 28904 -48.9 -73.9 4 25.0 -53.6 760.2 760.3 326.3 761.4 0.12 TRP 295 9031 -47.3 -63.3 14 16.0 -47.7 265 62 320.2 320.2 288.8 320.3 0.03 WND 287 9214 -47.2 -63.5 14 16.3 -47.6 270 66 322.9 322.9 289.7 323.0 0.03 Sounding variables and indices 1000-500 mb thick: 5317.00 m Freezing level: 859.91 mb = 1340.21 m = 4396.95 ft Wetbulb zero: 898.14 mb = 979.16 m = 3212.42 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 50.68 % Est. max temperature: 10.89 C = 51.60 F Sfc-Lift cond lev (LCL): 907.53 mb = 893.73 m = 2932.14 ft T: 3.40 C 700-500 lapse rate: 7.43 C/km ThetaE index: 6.16 C Layer 925.0- 700.0 mb Conv cond level (CCL): 825.66 mb = 1658.96 m = 5442.73 ft Mean mixing ratio: 3.86 g/kg Conv temperature: 10.94 C = 51.69 F Cap Strength: 2.47 C Lifted Index: 2.00 C Risk: Showers probable Lifted Index @300 mb: 17.04 C Lifted Index @700 mb: 0.30 C Showalter Index: 4.11 C Risk: None Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.80 C Cross Totals Index: 21.80 C K Index: 13.10 Risk: None Sweat Index: 176.00 Risk: None Energy Index: 0.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.72 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 39.91 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 847.84 mb = 1451.87 m = 4763.31 ft Lev Free Conv (LFC): 732.84 mb = 2590.59 m = 8499.20 ft Equ Level (EL): 702.84 mb = 2914.04 m = 9560.38 ft B at Equ Level: 4.94 J/kg Max Parcel Lev (MPL): 672.84 mb = 3240.46 m = 10631.30 ft Wind level data Storm motion: 331 at 31 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 ---------------------------------------------------------- 0 978 285 290 7 6.6 -2.4 | 161 26 -8.6 25.0 1 925 737 280 29 28.6 -5.0 | 211 26 13.3 22.3 2 850 1432 310 38 29.1 -24.4 | 258 14 13.9 2.9 3 700 2945 305 44 36.0 -25.2 | 264 21 20.8 2.1 4 500 5420 300 48 41.6 -24.0 | 263 27 26.4 3.4 5 400 6980 275 48 47.8 -4.2 | 235 40 32.6 23.2 6 300 8920 265 62 61.8 5.4 | 235 57 46.6 32.8 7 295 9031 265 62 61.8 5.4 | 235 57 46.6 32.8 8 287 9214 270 66 66.0 -0.0 | 242 58 50.8 27.4 9 250 10130 270 58 58.0 -0.0 | 237 51 42.8 27.4 10 200 11610 270 50 50.0 -0.0 | 232 44 34.8 27.4 11 150 13500 300 31 26.8 -15.5 | 224 17 11.6 11.9 12 100 16130 305 17 13.9 -9.8 | 176 18 -1.3 17.6 13 70 18440 310 13 10.0 -8.4 | 165 20 -5.3 19.0 14 50 20620 335 23 9.7 -20.8 | 140 9 -5.5 6.5 15 30 23950 35 15 -8.6 -12.3 | 122 28 -23.8 15.1 16 20 26570 40 17 -10.9 -13.0 | 119 30 -26.1 14.3 Wind Parameters Mean winds (0-6000m): 300.9 at 41.7 knts Storm direction: 330.9 at 31.3 knts Shear (0-3000m) pos: 3.2 neg: 4.9 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 221.5 neg: -0.2 tot: 221.3 m^2/s^2 ave: 73.8 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 6.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 79.87 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 ------------------------------------------------------------------------------- 500 282 19 188 24| 0.0 23.4 23.4|137.7 0.0 137.7 275.5 0.95| 23.5 22.4 1000 290 26 206 21| 7.1 11.7 18.8|197.8 0.0 197.8 197.8 0.89| 19.0 16.9 1500 298 30 220 17| 6.4 7.8 14.2|215.8 0.0 215.8 143.8 0.87| 14.7 12.8 2000 301 33 231 16| 4.8 6.4 11.2|218.6 0.0 218.6 109.3 0.84| 11.6 9.7 2500 303 35 238 17| 3.8 5.6 9.4|220.9 0.0 220.9 88.4 0.81| 9.8 7.9 3000 303 36 243 17| 3.2 4.9 8.1|221.5 -0.2 221.3 73.8 0.78| 8.4 6.6 4000 303 39 250 18| 2.4 4.0 6.4|221.5 -1.5 220.1 55.0 0.75| 6.6 4.9 5000 303 40 254 20| 1.9 3.4 5.3|221.5 -3.5 218.0 43.6 0.71| 5.5 3.9 6000 301 42 254 21| 1.6 3.3 4.9|221.5 -75.5 146.0 24.3 0.44| 5.6 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20250416.12.gif