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 U8275... Searching the city database file for: U8275 ... Date:0000Z 21 APR 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1010 49 -2.5 -7.4 69 4.9 -4.1 315 3 269.9 270.2 268.5 275.8 2.17 1 1000 128 -1.5 -7.5 64 6.0 -3.5 325 9 271.6 272.0 269.7 277.6 2.17 2 950 532 -3.7 -13.7 46 10.0 -6.5 332 18 273.4 273.7 269.5 277.4 1.39 3 925 741 -5.3 -14.3 49 9.0 -7.7 335 23 273.9 274.1 269.8 277.8 1.36 4 870 1220 -8.9 -16.9 52 8.0 -10.8 324 34 275.0 275.2 270.1 278.3 1.17 5 850 1401 -7.5 -19.5 38 12.0 -10.3 320 38 278.3 278.5 271.8 281.1 0.96 6 838 1511 -7.1 -25.1 22 18.0 -10.8 320 39 279.8 279.9 272.1 281.6 0.59 7 827 1614 -7.5 -28.5 17 21.0 -11.4 319 39 280.5 280.6 272.2 281.8 0.44 8 778 2085 -10.5 -25.5 28 15.0 -13.4 318 42 282.2 282.3 273.5 284.1 0.62 9 700 2891 -13.3 -37.3 11 24.0 -16.6 315 46 287.8 287.8 275.9 288.5 0.22 10 697 2924 -13.5 -37.5 11 24.0 -16.8 315 46 287.9 287.9 275.9 288.6 0.22 11 620 3816 -13.7 -42.7 7 29.0 -17.4 311 58 297.5 297.5 280.4 298.0 0.14 12 537 4895 -21.5 -40.5 16 19.0 -23.7 307 72 300.6 300.7 281.9 301.3 0.21 13 500 5420 -23.7 -42.7 16 19.0 -25.7 305 79 304.1 304.2 283.3 304.8 0.18 14 452 6151 -27.7 -44.7 18 17.0 -29.2 307 81 308.0 308.1 284.8 308.6 0.16 15 400 7020 -32.7 -49.7 17 17.0 -33.8 310 83 312.5 312.5 286.4 312.9 0.10 16 392 7162 -33.3 -51.3 15 18.0 -34.4 310 85 313.5 313.5 286.7 313.8 0.09 17 340 8141 -42.3 -59.3 14 17.0 -42.9 313 96 314.3 314.3 286.9 314.4 0.04 18 300 8980 -45.9 -62.9 13 17.0 -46.3 315 106 320.7 320.7 289.0 320.8 0.03 19 276 9528 -48.8 -65.4 13 16.5 -49.2 310 122 324.2 324.2 290.0 324.3 0.02 20 250 10170 -52.3 -68.3 13 16.0 -52.6 315 112 328.3 328.3 291.3 328.4 0.02 21 228 10761 -54.5 -69.5 14 15.0 -54.7 310 97 333.7 333.7 292.7 333.8 0.01 22 200 11600 -53.9 -69.9 12 16.0 -54.2 310 83 347.4 347.4 296.1 347.5 0.02 23 188 11997 -55.1 -70.1 14 15.0 -55.4 309 77 351.7 351.7 297.0 351.7 0.02 24 173 12533 -52.1 -68.1 13 16.0 -52.5 307 69 365.1 365.1 299.7 365.2 0.02 25 152 13365 -55.7 -71.7 12 16.0 -56.0 305 57 372.7 372.7 301.1 372.8 0.02 26 150 13450 -55.5 -71.5 12 16.0 -55.8 305 56 374.5 374.5 301.4 374.5 0.02 27 127 14515 -52.7 -69.7 11 17.0 -53.2 305 49 397.8 397.8 304.9 397.9 0.03 28 100 16050 -54.1 -73.1 8 19.0 -54.6 305 38 423.2 423.2 308.1 423.3 0.02 29 95 16378 -54.3 -73.3 8 19.0 -54.9 304 37 429.1 429.1 308.7 429.2 0.02 30 70 18330 -54.9 -74.9 7 20.0 -55.6 300 29 466.9 466.9 312.4 467.1 0.02 31 68 18516 -54.3 -74.3 7 20.0 -55.1 300 28 472.1 472.1 312.8 472.3 0.02 32 55 19866 -57.7 -77.7 6 20.0 -58.3 304 23 493.9 493.9 314.5 494.0 0.02 33 50 20470 -55.9 -75.9 6 20.0 -56.8 305 21 511.7 511.8 315.8 511.9 0.03 34 41 21733 -55.1 -76.1 6 21.0 -56.2 303 23 543.6 543.6 317.8 543.8 0.03 35 37 22383 -58.1 -79.1 5 21.0 -59.0 302 25 552.1 552.1 318.2 552.3 0.02 36 30 23700 -58.9 -78.9 6 20.0 -59.9 300 27 584.1 584.1 319.9 584.3 0.03 37 25 24848 -59.5 -79.5 6 20.0 -60.6 284 23 613.6 613.6 321.2 613.8 0.03 38 20 26260 -56.3 -77.3 5 21.0 -58.2 265 17 663.8 663.9 323.2 664.3 0.05 39 18 26931 -55.3 -76.3 6 21.0 -57.5 261 16 687.3 687.3 324.0 687.9 0.07 40 14 28552 -50.5 -74.5 4 24.0 -54.6 252 14 754.8 754.8 326.1 755.8 0.11 41 10 30770 -45.7 -69.7 5 24.0 -52.7 240 11 849.0 849.1 328.4 852.3 0.32 42 9.6 31043 -43.9 -68.9 5 25.0 -51.8 865.7 865.9 328.8 869.7 0.37 43 8.1 32179 -45.9 -69.9 5 24.0 -53.5 900.9 901.1 329.5 905.2 0.38 44 6.8 33356 -41.1 -67.1 4 26.0 -51.9 967.1 967.5 330.8 975.3 0.68 TRP 228 10761 -54.5 -69.5 14 15.0 -54.7 310 97 333.7 333.7 292.7 333.8 0.01 WND 276 9528 -48.8 -65.4 13 16.5 -49.2 310 122 324.2 324.2 290.0 324.3 0.02 Sounding variables and indices 1000-500 mb thick: 5292.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 24.06 % Est. max temperature: 4.26 C = 39.67 F Sfc-Lift cond lev (LCL): 935.08 mb = 656.19 m = 2152.81 ft T: -4.65 C 700-500 lapse rate: 4.11 C/km ThetaE index: 0.24 C Layer 950.0- 925.0 mb Conv cond level (CCL): 575.34 mb = 4377.34 m = 14361.19 ft Mean mixing ratio: 1.65 g/kg Conv temperature: 26.84 C = 80.31 F Cap Strength: 19.85 C Lifted Index: 22.16 C Risk: None Lifted Index @300 mb: 30.60 C Lifted Index @700 mb: 11.23 C Showalter Index: 19.35 C Risk: None Total Totals Index: 20.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 4.20 C K Index: -27.30 Risk: None Sweat Index: 155.00 Risk: None Energy Index: 5.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.30 J/kg Max Up Vert Vel: 4.75 m/s Conv Inhibition (B-): 68519.50 J/kg Cap Strength: 21.90 C Lift Cond Lev (LCL): 844.41 mb = 1452.19 m = 4764.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 38 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 1010 49 315 3 2.1 -2.1 | 164 35 -9.7 33.8 1 1000 128 325 9 5.2 -7.4 | 167 29 -6.6 28.6 2 925 741 335 23 9.7 -20.8 | 172 15 -2.1 15.1 3 850 1401 320 38 24.4 -29.1 | 242 14 12.6 6.8 4 700 2891 315 46 32.5 -32.5 | 261 21 20.7 3.4 5 500 5420 305 79 64.7 -45.3 | 280 54 52.9 -9.4 6 400 7020 310 83 63.6 -53.4 | 289 55 51.8 -17.4 7 300 8980 315 106 75.0 -75.0 | 302 74 63.2 -39.0 8 276 9528 310 122 93.5 -78.4 | 297 92 81.7 -42.5 9 250 10170 315 112 79.2 -79.2 | 303 80 67.4 -43.2 10 228 10761 310 97 74.3 -62.4 | 293 68 62.5 -26.4 11 200 11600 310 83 63.6 -53.4 | 289 55 51.8 -17.4 12 150 13450 305 56 45.9 -32.1 | 264 34 34.1 3.8 13 100 16050 305 38 31.1 -21.8 | 234 24 19.3 14.2 14 70 18330 300 29 25.1 -14.5 | 212 25 13.3 21.5 15 50 20470 305 21 17.2 -12.0 | 193 25 5.4 23.9 16 30 23700 300 27 23.4 -13.5 | 207 25 11.6 22.5 17 20 26260 265 17 16.9 1.5 | 188 38 5.1 37.4 18 10 30770 240 11 9.5 5.5 | 177 42 -2.3 41.5 Wind Parameters Mean winds (0-6000m): 311.8 at 50.5 knts Storm direction: 341.8 at 37.8 knts Shear (0-3000m) pos: 2.7 neg: 5.3 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 100.0 deg Storm rel helicity (0-3000m) pos: 109.3 neg: 0.0 tot: 109.3 m^2/s^2 ave: 36.4 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 197.40 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 13 168 26| 16.2 0.0 16.2| 26.2 0.0 26.2 52.3 0.22| 16.3 3.6 1000 331 18 171 20| 8.1 5.9 14.0| 49.3 0.0 49.3 49.3 0.37| 14.4 5.3 1500 327 24 185 16| 5.4 7.2 12.6| 78.8 0.0 78.8 52.6 0.51| 13.1 6.7 2000 324 28 200 14| 4.1 6.1 10.2| 87.8 0.0 87.8 43.9 0.52| 10.6 5.5 2500 322 31 213 14| 3.2 5.5 8.7| 96.2 0.0 96.2 38.5 0.53| 9.1 4.8 3000 320 34 223 14| 2.7 5.3 8.0|109.3 0.0 109.3 36.4 0.53| 8.3 4.4 4000 317 39 242 16| 2.0 5.7 7.7|151.7 0.0 151.7 37.9 0.51| 8.0 4.0 5000 314 45 257 21| 1.6 6.0 7.6|178.8 0.0 178.8 35.8 0.45| 7.8 3.5 6000 312 50 265 26| 1.5 5.4 7.0|228.2 0.0 228.2 38.0 0.45| 7.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250421.00.gif