UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 21 OCT 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 150 SFC 989 241 7.2 2.2 70 5.0 4.9 20 3 281.2 282.0 278.5 293.8 4.53 2 960 484 3.0 -0.7 77 3.7 1.4 279.4 280.0 276.6 289.9 3.78 3 925 784 0.6 -1.7 85 2.3 -0.3 30 7 279.9 280.5 276.7 290.1 3.65 4 894 1057 -1.3 -3.2 87 1.9 -2.0 280.7 281.3 276.7 290.2 3.37 5 863 1338 -3.1 -6.7 76 3.6 -4.4 281.7 282.1 276.3 289.3 2.68 6 850 1458 -2.7 -6.8 73 4.1 -4.2 60 13 283.3 283.8 277.2 291.0 2.70 7 782 2118 -2.9 -14.9 39 12.0 -6.6 289.9 290.2 278.9 294.6 1.54 8 710 2878 -6.9 -27.9 17 21.0 -11.3 293.6 293.7 279.3 295.4 0.54 9 700 2988 -7.7 -22.7 29 15.0 -11.3 30 15 294.0 294.1 279.9 296.7 0.88 10 603 4129 -14.7 -24.7 42 10.0 -16.9 298.7 298.8 282.0 301.4 0.86 11 554 4764 -19.1 -30.1 37 11.0 -21.0 300.8 300.9 282.4 302.7 0.57 12 500 5520 -22.3 -33.3 36 11.0 -23.9 20 40 305.9 305.9 284.4 307.4 0.46 13 444 6386 -27.9 -45.9 16 18.0 -29.5 309.4 309.4 285.2 309.9 0.14 14 434 6550 -28.9 -45.9 18 17.0 -30.4 310.1 310.1 285.5 310.6 0.14 15 400 7130 -32.9 -46.9 23 14.0 -34.0 25 58 312.2 312.3 286.3 312.7 0.14 16 344 8157 -40.9 -53.9 23 13.0 -41.5 315.1 315.2 287.2 315.4 0.07 17 255 10087 -59.0 -70.0 23 11.0 -59.1 25 87 316.5 316.5 287.6 316.6 0.01 18 250 10210 -58.9 -69.9 23 11.0 -59.0 25 35 318.5 318.5 288.3 318.5 0.01 19 208 11371 -54.9 -66.9 21 12.0 -55.1 21 30 342.0 342.0 294.8 342.1 0.02 20 200 11620 -55.7 -67.7 21 12.0 -55.9 20 29 344.6 344.6 295.4 344.7 0.02 21 150 13450 -57.1 -70.1 18 13.0 -57.3 345 29 371.7 371.7 300.9 371.8 0.02 22 100 16020 -57.7 -73.7 11 16.0 -58.0 5 38 416.2 416.2 307.3 416.3 0.02 23 70 18270 -58.1 -75.1 10 17.0 -58.6 100 21 460.1 460.1 311.8 460.2 0.02 24 67 18544 -58.7 -76.7 8 18.0 -59.2 464.6 464.6 312.2 464.7 0.02 25 53 20027 -54.3 -73.3 8 19.0 -55.3 507.0 507.0 315.5 507.2 0.04 26 50 20400 -53.1 -72.1 8 19.0 -54.2 518.3 518.4 316.2 518.6 0.05 TRP 267 -59.3 -70.3 23 11.0 -59.4 20 77 312.0 312.0 286.1 312.0 0.01 WND 255 25 87 Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: 915.21 mb = 870.20 m = 2854.94 ft Wetbulb zero: 931.61 mb = 726.55 m = 2383.68 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 47.32 % Est. max temperature: 10.29 C = 50.53 F Sfc-Lift cond lev (LCL): 916.06 mb = 861.77 m = 2827.28 ft T: 0.06 C 700-500 lapse rate: 5.77 C/km ThetaE index: 3.94 C Layer 960.0- 925.0 mb Conv cond level (CCL): 882.38 mb = 1161.04 m = 3809.15 ft Mean mixing ratio: 3.75 g/kg Conv temperature: 7.02 C = 44.64 F Cap Strength: 10.29 C Lifted Index: 13.48 C Risk: None Lifted Index @300 mb: 18.12 C Lifted Index @700 mb: 7.51 C Showalter Index: 13.13 C Risk: None Total Totals Index: 35.10 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 15.50 C K Index: -2.20 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.77 J/kg Max Up Vert Vel: 3.09 m/s Conv Inhibition (B-): 29397.02 J/kg Cap Strength: 13.21 C Lift Cond Lev (LCL): 895.03 mb = 1047.70 m = 3437.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 255 11086 25 87 -36.8 -78.8 1 989 241 20 3 -1.0 -2.8 2 925 784 30 7 -3.5 -6.1 3 850 1458 60 13 -11.3 -6.5 4 700 2988 30 15 -7.5 -13.0 5 500 5520 20 40 -13.7 -37.6 6 400 7130 25 58 -24.5 -52.6 7 300 9060 30 40 -20.0 -34.6 8 250 10210 25 35 -14.8 -31.7 9 200 11620 20 29 -9.9 -27.3 10 150 13450 345 29 7.5 -28.0 11 100 16020 5 38 -3.3 -37.9 12 70 18270 100 21 -20.7 3.6 Wind Parameters Energy-Hel index: -0.30 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251021.12.gif