UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U0674... Searching the city database file for: U0674 ... Date:0000Z 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 54 -17.5 -19.5 84 2.0 -17.8 15 5 254.9 255.0 254.7 257.1 0.81 1 1000 129 -14.9 -17.7 79 2.8 -15.4 20 9 258.2 258.4 257.8 260.8 0.95 2 935 641 -12.1 -16.9 67 4.8 -13.1 29 14 266.1 266.3 264.0 269.1 1.09 3 925 723 -12.1 -18.1 61 6.0 -13.3 30 15 266.9 267.1 264.4 269.7 0.99 4 896 967 -11.9 -19.9 51 8.0 -13.5 26 13 269.6 269.7 266.1 272.1 0.88 5 850 1369 -13.9 -25.9 36 12.0 -15.9 20 9 271.6 271.7 266.8 273.2 0.54 6 830 1550 -14.3 -27.3 32 13.0 -16.3 33 9 273.0 273.1 267.7 274.5 0.49 7 705 2772 -20.5 -36.5 23 16.0 -22.2 121 7 279.2 279.3 271.1 280.0 0.24 8 700 2825 -20.7 -36.7 22 16.0 -22.4 125 7 279.6 279.6 271.3 280.3 0.24 9 656 3304 -22.1 -42.1 15 20.0 -23.9 130 10 283.2 283.2 273.3 283.7 0.14 10 571 4312 -28.1 -44.1 20 16.0 -29.3 140 17 287.6 287.7 275.7 288.1 0.13 11 568 4350 -28.1 -44.1 20 16.0 -29.3 141 17 288.1 288.1 275.9 288.5 0.13 12 515 5050 -29.9 -47.9 16 18.0 -31.1 148 22 294.1 294.1 278.8 294.4 0.10 13 500 5260 -31.5 -49.5 15 18.0 -32.6 150 23 294.6 294.6 279.0 294.9 0.08 14 400 6800 -42.1 -52.1 33 10.0 -42.5 145 40 300.3 300.3 281.5 300.6 0.08 15 336 7959 -50.5 -58.5 38 8.0 -50.7 304.2 304.2 283.1 304.3 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5131.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 31.12 % Est. max temperature: -1.24 C = 29.77 F Sfc-Lift cond lev (LCL): 977.48 mb = 302.46 m = 992.30 ft T: -13.95 C 700-500 lapse rate: 4.44 C/km ThetaE index: 0.00 C Layer 1010.0- -0.0 mb Conv cond level (CCL): 660.81 mb = 3249.78 m = 10661.86 ft Mean mixing ratio: 1.00 g/kg Conv temperature: 10.47 C = 50.84 F Cap Strength: 23.63 C Lifted Index: 23.85 C Risk: None Lifted Index @700 mb: 13.32 C Showalter Index: 17.82 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 5.60 C K Index: -24.30 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 4.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.57 J/kg Max Up Vert Vel: 8.19 m/s Conv Inhibition (B-): 5353.38 J/kg Cap Strength: 23.76 C Lift Cond Lev (LCL): 894.60 mb = 978.77 m = 3211.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 155 at 11 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 54 15 5 -1.3 -4.8 | 347 15 3.2 -14.5 1 1000 129 20 9 -3.1 -8.5 | 355 18 1.5 -18.2 2 925 723 30 15 -7.5 -13.0 | 7 23 -3.0 -22.7 3 850 1369 20 9 -3.1 -8.5 | 355 18 1.5 -18.2 4 700 2825 125 7 -5.7 4.0 | 12 6 -1.2 -5.7 5 500 5260 150 23 -11.5 19.9 | 146 12 -7.0 10.2 6 400 6800 145 40 -22.9 32.8 | 141 30 -18.4 23.1 Wind Parameters Mean winds (0-6000m): 124.9 at 14.3 knts Storm direction: 154.9 at 10.7 knts Shear (0-3000m) pos: 1.9 neg: 0.3 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 38.6 deg Storm rel helicity (0-3000m) pos: 57.8 neg: -22.9 tot: 34.9 m^2/s^2 ave: 11.6 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.68 Bulk Shear: 49.41 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 24 11 359 19| 8.7 0.0 8.7| 25.8 0.0 25.8 51.6 0.62| 8.8 5.5 1000 26 12 2 21| 4.4 0.8 5.1| 32.1 -11.9 20.2 20.2 0.33| 6.7 2.2 1500 26 11 1 20| 2.0 0.5 2.5| 39.6 -21.8 17.9 11.9 0.22| 6.2 1.4 2000 30 11 3 19| 1.9 0.4 2.3| 53.0 -21.8 31.3 15.6 0.31| 6.0 1.9 2500 36 10 4 18| 1.8 0.3 2.1| 56.1 -21.8 34.3 13.7 0.29| 5.8 1.7 3000 42 10 6 17| 1.9 0.3 2.2| 57.8 -22.9 34.9 11.6 0.28| 5.5 1.5 4000 70 10 21 14| 2.3 0.2 2.5| 66.1 -22.9 43.2 10.8 0.40| 5.0 2.0 5000 105 12 46 10| 2.6 0.2 2.7| 77.0 -22.9 54.2 10.8 0.44| 4.8 2.1 6000 125 14 78 7| 2.5 0.5 3.0| 79.9 -25.6 54.3 9.0 0.37| 4.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U0674/skewt/U0674.skewt.20250426.00.gif