UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for U0674... Searching the city database file for: U0674 ... Date:1200Z 26 APR 25 Station: U0674 WMO ident: 20674 Latitude: 73.53 Longitude: 80.40 ------------------------------------------------------------------------------- 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 51 -10.9 -13.7 80 2.8 -11.5 360 13 261.5 261.7 261.0 265.0 1.31 1 1000 127 -11.3 -14.7 76 3.4 -12.1 350 15 261.9 262.0 261.1 265.2 1.22 2 971 352 -13.1 -16.2 77 3.1 -13.7 358 15 262.2 262.4 261.2 265.3 1.11 3 956 471 -11.9 -14.8 79 2.9 -12.5 2 15 264.6 264.8 263.3 268.1 1.27 4 925 723 -12.1 -15.0 79 2.9 -12.8 10 15 266.9 267.1 265.0 270.5 1.29 5 850 1370 -12.3 -15.1 80 2.8 -13.0 10 13 273.3 273.5 269.4 277.2 1.39 6 829 1561 -12.5 -15.6 78 3.1 -13.2 26 12 275.0 275.2 270.5 278.9 1.37 7 769 2131 -16.9 -20.4 74 3.5 -17.6 74 8 276.2 276.4 270.6 279.1 0.98 8 700 2834 -19.7 -24.7 64 5.0 -20.5 135 3 280.7 280.8 272.8 282.9 0.74 9 613 3813 -24.3 -31.3 52 7.0 -25.2 135 5 286.2 286.3 275.5 287.7 0.46 10 559 4482 -27.3 -32.2 63 4.9 -27.9 135 6 290.3 290.4 277.6 291.8 0.46 11 500 5280 -31.7 -36.6 62 4.9 -32.1 135 7 294.4 294.4 279.3 295.5 0.33 12 400 6820 -41.7 -48.7 47 7.0 -42.0 145 13 300.8 300.8 281.8 301.2 0.11 13 300 8720 -53.5 -60.5 42 7.0 -53.7 155 17 309.9 309.9 285.4 310.1 0.04 14 275 9273 -56.9 -63.9 41 7.0 -57.0 165 17 312.8 312.8 286.4 312.9 0.03 15 260 9629 -54.3 -61.3 42 7.0 -54.4 165 12 321.7 321.7 289.3 321.9 0.04 16 250 9880 -52.7 -59.7 42 7.0 -52.9 165 9 327.7 327.7 291.1 327.9 0.05 17 200 11340 -47.5 -58.5 27 11.0 -48.0 200 5 357.6 357.6 298.2 357.9 0.07 18 150 13240 -47.1 -63.1 14 16.0 -47.9 175 5 388.9 388.9 303.6 389.2 0.05 19 100 15910 -47.5 -66.5 10 19.0 -48.6 0 0 435.9 436.0 309.5 436.2 0.05 20 70 18260 -48.9 -68.9 8 20.0 -50.2 170 11 479.8 479.8 313.5 480.1 0.05 21 63 18951 -48.5 -69.5 7 21.0 -50.0 159 11 495.3 495.3 314.7 495.7 0.05 22 50 20470 -48.3 -70.3 6 22.0 -50.2 135 11 529.6 529.7 316.9 530.0 0.06 23 30 23830 -48.7 -71.7 5 23.0 -51.5 120 7 611.9 611.9 321.2 612.5 0.08 24 27 24520 -49.3 -72.3 5 23.0 -52.1 112 8 628.9 628.9 321.9 629.5 0.08 25 24 25295 -47.1 -71.1 5 24.0 -50.8 103 9 656.8 656.9 323.0 657.7 0.11 26 20 26500 -47.3 -71.3 5 24.0 -51.4 90 11 691.4 691.4 324.2 692.5 0.13 27 15 28404 -47.3 -71.3 5 24.0 -52.2 102 13 750.7 750.8 326.0 752.3 0.17 28 12 29897 -42.5 -68.5 4 26.0 -50.3 112 14 817.2 817.3 327.7 820.4 0.32 29 10 31130 -42.1 -68.1 4 26.0 -50.8 120 15 862.4 862.6 328.7 866.7 0.40 30 9.9 31198 -41.1 -68.1 4 27.0 -50.4 868.6 868.8 328.9 873.0 0.40 31 7.2 33382 -36.9 -65.9 3 29.0 -50.0 968.7 969.1 330.8 977.8 0.75 TRP 275 9273 -56.9 -63.9 41 7.0 -57.0 165 17 312.8 312.8 286.4 312.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5153.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 67.94 % Est. max temperature: 0.00 C = 32.01 F Sfc-Lift cond lev (LCL): 965.50 mb = 395.34 m = 1297.03 ft T: -12.66 C 700-500 lapse rate: 4.91 C/km ThetaE index: 0.00 C Layer 1010.0-7490422784.0 mb Conv cond level (CCL): 734.50 mb = 2474.30 m = 8117.69 ft Mean mixing ratio: 1.23 g/kg Conv temperature: 6.04 C = 42.87 F Cap Strength: 19.50 C Lifted Index: 22.07 C Risk: None Lifted Index @300 mb: 29.98 C Lifted Index @700 mb: 12.74 C Showalter Index: 14.42 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 16.60 C K Index: -0.70 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.69 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 79864.81 J/kg Cap Strength: 21.94 C Lift Cond Lev (LCL): 912.77 mb = 824.81 m = 2706.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 86 at 6 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 51 360 13 -0.0 -13.0 | 334 14 6.1 -12.5 1 1000 127 350 15 2.6 -14.8 | 329 17 8.7 -14.3 2 925 723 10 15 -2.6 -14.8 | 346 15 3.5 -14.3 3 850 1370 10 13 -2.3 -12.8 | 343 13 3.9 -12.3 4 700 2834 135 3 -2.1 2.1 | 237 5 4.0 2.6 5 500 5280 135 7 -4.9 4.9 | 192 6 1.2 5.4 6 400 6820 145 13 -7.5 10.6 | 173 11 -1.3 11.1 7 300 8720 155 17 -7.2 15.4 | 176 16 -1.1 15.9 8 275 9273 165 17 -4.4 16.4 | 186 17 1.7 16.9 9 250 9880 165 9 -2.3 8.7 | 203 10 3.8 9.1 10 200 11340 200 5 1.7 4.7 | 237 9 7.8 5.2 11 150 13240 175 5 -0.4 5.0 | 226 8 5.7 5.4 12 100 15910 0 0 -0.0 -0.0 | 266 6 6.1 0.5 13 70 18260 170 11 -1.9 10.8 | 200 12 4.2 11.3 14 50 20470 135 11 -7.8 7.8 | 169 8 -1.7 8.2 15 30 23830 120 7 -6.1 3.5 | 181 4 0.1 4.0 16 20 26500 90 11 -11.0 0.0 | 95 5 -4.9 0.5 17 10 31130 120 15 -13.0 7.5 | 139 11 -6.9 8.0 Wind Parameters Mean winds (0-6000m): 55.8 at 8.2 knts Storm direction: 85.8 at 6.1 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -100.9 deg Storm rel helicity (0-3000m) pos: 36.4 neg: -8.4 tot: 28.0 m^2/s^2 ave: 9.3 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.38 Bulk Shear: 21.47 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 ------------------------------------------------------------------------------- 500 357 15 334 16| 2.3 0.0 2.3| 13.8 -5.0 8.7 17.5 0.31| 6.7 2.1 1000 3 15 339 15| 1.3 0.0 1.3| 19.1 -6.5 12.6 12.6 0.33| 4.6 1.5 1500 6 14 341 14| 1.9 0.0 1.9| 26.1 -8.0 18.1 12.1 0.36| 4.6 1.7 2000 11 13 344 13| 3.2 0.0 3.2| 33.6 -8.0 25.7 12.8 0.41| 5.6 2.3 2500 12 12 342 12| 3.2 0.0 3.2| 34.9 -8.0 27.0 10.8 0.46| 5.8 2.7 3000 11 11 337 11| 2.7 0.0 2.7| 36.4 -8.4 28.0 9.3 0.46| 5.3 2.4 4000 19 9 338 9| 2.0 0.2 2.2| 36.4 -10.4 26.0 6.5 0.38| 4.2 1.6 5000 34 8 346 7| 1.6 0.3 1.9| 36.4 -12.4 24.0 4.8 0.32| 3.5 1.1 6000 56 8 9 4| 1.6 0.3 1.9| 36.4 -15.7 20.6 3.4 0.24| 3.2 0.8 Wrote GIF file: /home/apache/climate/data/raob//U0674/skewt/U0674.skewt.20250426.12.gif