UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 17 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 188 SFC 988 283 -2.1 -11.1 50 9.0 -4.8 300 3 272.0 272.3 269.0 276.6 1.65 2 984 315 -2.1 -7.1 69 5.0 -3.8 302 4 272.3 272.7 270.2 278.6 2.28 3 925 799 -5.7 -10.7 68 5.0 -7.2 330 27 273.5 273.8 270.3 278.6 1.82 4 850 1460 -11.5 -18.5 56 7.0 -13.0 345 27 274.1 274.3 269.4 277.1 1.04 5 711 2803 -21.7 -29.7 48 8.0 -22.7 331 39 277.2 277.3 270.3 278.6 0.46 6 700 2918 -21.9 -28.9 53 7.0 -22.8 330 40 278.2 278.3 271.0 279.8 0.50 7 697 2950 -21.7 -29.7 48 8.0 -22.8 330 40 278.8 278.9 271.3 280.2 0.47 8 685 3078 -20.3 -29.3 44 9.0 -21.6 330 43 281.7 281.8 273.1 283.3 0.49 9 626 3740 -23.7 -42.7 16 19.0 -25.4 332 53 285.2 285.2 274.4 285.7 0.14 10 555 4611 -28.5 -45.5 18 17.0 -29.7 333 67 289.5 289.5 276.6 289.9 0.12 11 500 5350 -33.9 -47.9 23 14.0 -34.7 335 79 291.7 291.7 277.7 292.1 0.10 12 446 6141 -38.7 -52.2 23 13.5 -39.3 330 81 295.3 295.3 279.4 295.6 0.07 13 400 6880 -43.3 -56.3 23 13.0 -43.7 335 79 298.7 298.7 280.8 298.9 0.05 14 368 7439 -45.7 -59.7 19 14.0 -46.0 335 79 302.7 302.7 282.5 302.9 0.03 15 300 8800 -45.9 -59.9 19 14.0 -46.3 325 69 320.7 320.7 289.0 320.8 0.04 16 250 10010 -46.1 -62.1 15 16.0 -46.6 310 62 337.5 337.5 293.7 337.7 0.04 17 208 11230 -45.3 -64.3 10 19.0 -46.0 310 47 357.0 357.0 298.1 357.2 0.03 18 200 11490 -46.1 -65.1 10 19.0 -46.8 310 44 359.8 359.8 298.7 359.9 0.03 19 154 13226 -46.7 -67.7 7 21.0 -47.5 301 36 386.7 386.7 303.3 386.8 0.03 20 150 13400 -47.7 -68.7 7 21.0 -48.5 300 35 387.9 387.9 303.5 388.0 0.02 21 129 14385 -51.1 -72.1 6 21.0 -51.7 298 34 398.9 398.9 305.0 398.9 0.02 22 122 14749 -48.3 -70.3 6 22.0 -49.2 297 33 410.4 410.4 306.6 410.5 0.02 23 100 16050 -50.1 -72.1 6 22.0 -51.0 295 31 430.9 430.9 309.0 431.0 0.02 24 83 17263 -53.7 -75.7 5 22.0 -54.4 300 26 447.2 447.2 310.6 447.3 0.02 25 71 18277 -50.5 -73.5 5 23.0 -51.7 305 21 474.4 474.4 313.0 474.6 0.03 26 70 18370 -51.1 -74.1 5 23.0 -52.2 305 21 475.1 475.1 313.1 475.2 0.02 27 51 20413 -54.3 -77.3 4 23.0 -55.4 338 21 512.6 512.6 315.8 512.7 0.02 28 50 20540 -52.5 -76.5 4 24.0 -53.8 340 21 519.8 519.8 316.3 519.9 0.02 29 47 20941 -50.5 -74.5 4 24.0 -52.1 341 20 533.8 533.8 317.2 534.0 0.03 30 30 23860 -51.7 -76.7 3 25.0 -53.8 345 11 603.7 603.7 320.8 604.0 0.04 31 20 26480 -52.9 -76.9 4 24.0 -55.5 30 23 674.3 674.3 323.6 674.7 0.05 32 16 27922 -52.3 -77.3 3 25.0 -55.6 720.6 720.7 325.1 721.2 0.06 TRP 368 7439 -45.7 -59.7 19 14.0 -46.0 335 79 302.7 302.7 282.5 302.9 0.03 WND 446 6141 -38.7 -52.2 23 13.5 -39.3 330 81 295.3 295.3 279.4 295.6 0.07 Sounding variables and indices 1000-500 mb thick: 5162.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 40.69 % Est. max temperature: 0.27 C = 32.48 F Sfc-Lift cond lev (LCL): 857.32 mb = 1392.97 m = 4570.06 ft T: -10.91 C 700-500 lapse rate: 4.93 C/km ThetaE index: 1.47 C Layer 850.0- 711.0 mb Conv cond level (CCL): 851.46 mb = 1446.54 m = 4745.81 ft Mean mixing ratio: 1.88 g/kg Conv temperature: -0.01 C = 31.98 F Cap Strength: 10.06 C Lifted Index: 11.29 C Risk: None Lifted Index @300 mb: 29.96 C Lifted Index @700 mb: 1.99 C Showalter Index: 12.31 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 15.40 C K Index: -3.10 Risk: None Sweat Index: 133.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.71 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 57440.16 J/kg Cap Strength: 11.21 C Lift Cond Lev (LCL): 863.58 mb = 1336.12 m = 4383.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 4 at 37 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 ---------------------------------------------------------- 0 988 283 300 3 2.6 -1.5 | 188 36 4.9 35.7 1 925 799 330 27 13.5 -23.4 | 229 21 15.8 13.9 2 850 1460 345 27 7.0 -26.1 | 220 15 9.3 11.2 3 700 2918 330 40 20.0 -34.6 | 263 22 22.3 2.6 4 500 5350 335 79 33.4 -71.6 | 314 50 35.7 -34.4 5 446 6141 330 81 40.5 -70.1 | 308 54 42.8 -32.9 6 400 6880 335 79 33.4 -71.6 | 314 50 35.7 -34.4 7 368 7439 335 79 33.4 -71.6 | 314 50 35.7 -34.4 8 300 8800 325 69 39.6 -56.5 | 295 46 41.9 -19.3 9 250 10010 310 62 47.5 -39.9 | 273 50 49.8 -2.6 10 200 11490 310 44 33.7 -28.3 | 256 37 36.0 9.0 11 150 13400 300 35 30.3 -17.5 | 239 38 32.6 19.7 12 100 16050 295 31 28.1 -13.1 | 232 39 30.4 24.1 13 70 18370 305 21 17.2 -12.0 | 218 32 19.5 25.2 14 50 20540 340 21 7.2 -19.7 | 208 20 9.5 17.5 15 30 23860 345 11 2.8 -10.6 | 191 27 5.1 26.6 16 20 26480 30 23 -11.5 -19.9 | 152 20 -9.2 17.3 Wind Parameters Mean winds (0-6000m): 333.5 at 49.7 knts Storm direction: 3.5 at 37.3 knts Shear (0-3000m) pos: 4.8 neg: 3.0 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 88.6 deg Storm rel helicity (0-3000m) pos: 243.4 neg: -10.0 tot: 233.3 m^2/s^2 ave: 77.8 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 6.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.03 Bulk Shear: 164.46 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 ------------------------------------------------------------------------------- 500 327 15 202 27| 24.4 0.0 24.4|153.9 0.0 153.9 307.8 0.80| 25.3 20.4 1000 332 21 212 22| 12.8 0.0 12.8|156.3 -7.0 149.3 149.3 0.62| 15.6 9.6 1500 337 23 216 20| 9.5 0.0 9.5|168.1 -10.0 158.0 105.3 0.60| 12.1 7.2 2000 337 25 221 18| 7.1 1.4 8.5|187.6 -10.0 177.6 88.8 0.64| 10.4 6.6 2500 336 28 229 18| 5.7 2.2 7.9|205.7 -10.0 195.6 78.3 0.64| 9.5 6.1 3000 335 30 236 18| 4.8 3.0 7.7|243.4 -10.0 233.3 77.8 0.66| 9.2 6.1 4000 334 36 255 19| 5.6 2.2 7.9|338.2 -10.0 328.1 82.0 0.69| 9.0 6.1 5000 334 43 274 21| 6.2 1.8 8.0|441.7 -10.0 431.6 86.3 0.66| 8.8 5.9 6000 334 50 287 26| 5.1 1.9 7.1|457.0 -80.8 376.2 62.7 0.56| 8.1 4.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20250417.00.gif