UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 9 DEC 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1020 1 -27.1 -30.9 70 3.8 -27.4 200 15 244.7 244.7 244.5 245.4 0.28 1 1000 143 -28.1 -33.0 63 4.9 -28.4 220 13 245.1 245.1 244.7 245.7 0.24 2 993 193 -28.5 -33.4 63 4.9 -28.8 245.1 245.2 244.8 245.8 0.23 3 961 429 -25.9 -30.5 65 4.6 -26.3 250.1 250.1 249.4 250.9 0.31 4 925 706 -24.9 -29.0 69 4.1 -25.3 230 7 253.8 253.9 252.8 254.9 0.38 5 917 769 -24.7 -28.7 69 4.0 -25.1 254.7 254.7 253.6 255.8 0.39 6 904 874 -22.1 -25.8 72 3.7 -22.5 258.4 258.5 256.9 259.8 0.52 7 850 1327 -22.9 -25.9 76 3.0 -23.2 50 7 262.2 262.2 260.0 263.7 0.54 8 842 1396 -22.7 -25.7 76 3.0 -23.1 263.1 263.2 260.7 264.7 0.56 9 700 2727 -31.1 -33.4 80 2.3 -31.3 95 9 268.0 268.1 263.9 269.0 0.33 10 642 3335 -35.5 -37.9 79 2.4 -35.7 269.8 269.8 265.0 270.5 0.23 11 566 4207 -38.5 -40.8 79 2.3 -38.6 276.1 276.2 269.1 276.7 0.19 12 519 4798 -42.5 -44.8 78 2.3 -42.6 278.2 278.3 270.3 278.7 0.14 13 500 5050 -43.1 -45.4 78 2.3 -43.2 125 3 280.5 280.5 271.7 280.9 0.13 14 460 5605 -45.7 -48.2 76 2.5 -45.8 284.0 284.0 273.6 284.4 0.11 15 400 6520 -51.1 -53.9 72 2.8 -51.2 160 1 288.6 288.6 276.0 288.8 0.06 16 350 7379 -56.9 -59.7 70 2.8 -56.9 292.0 292.0 277.7 292.1 0.03 17 304 8267 -60.1 -63.2 67 3.1 -60.2 105 11 299.5 299.5 281.1 299.6 0.03 18 300 8350 -59.9 -63.0 67 3.1 -59.9 110 9 300.9 300.9 281.8 301.0 0.03 19 267 9078 -61.1 -64.1 67 3.0 -61.2 309.4 309.4 285.1 309.5 0.03 20 250 9490 -59.1 -62.3 66 3.2 -59.2 135 7 318.2 318.2 288.2 318.3 0.04 21 204 10765 -57.1 -60.5 65 3.4 -57.2 340.4 340.4 294.5 340.6 0.05 22 200 10890 -57.1 -60.6 64 3.5 -57.2 170 17 342.3 342.4 294.9 342.6 0.05 23 150 12710 -57.1 -61.8 55 4.7 -57.2 180 21 371.7 371.7 300.9 372.0 0.06 24 119 14183 -55.3 -61.3 47 6.0 -55.5 400.5 400.5 305.3 400.9 0.08 25 100 15290 -56.7 -63.7 41 7.0 -57.0 190 33 418.2 418.2 307.6 418.6 0.07 26 70 17530 -59.5 -68.5 30 9.0 -59.8 200 42 457.1 457.1 311.5 457.4 0.05 27 50 19620 -62.9 -72.9 25 10.0 -63.2 195 50 495.3 495.3 314.6 495.5 0.04 28 47 20000 -64.3 -74.3 24 10.0 -64.6 500.7 500.8 315.0 501.0 0.03 29 37 21472 -61.9 -72.9 22 11.0 -62.4 542.4 542.4 317.7 542.7 0.05 30 30 22760 -65.3 -76.3 20 11.0 -65.7 190 64 566.6 566.6 319.0 566.9 0.04 31 27 23396 -66.7 -78.7 17 12.0 -67.1 580.0 580.0 319.7 580.2 0.03 32 20 25220 -62.9 -74.9 18 12.0 -63.7 195 83 643.6 643.7 322.4 644.2 0.07 TRP 304 8267 -60.1 -63.2 67 3.1 -60.2 105 11 299.5 299.5 281.1 299.6 0.03 WND 18 195 85 Sounding variables and indices 1000-500 mb thick: 4907.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 76.10 % Est. max temperature: -10.94 C = 12.31 F Sfc-Lift cond lev (LCL): 956.84 mb = 460.57 m = 1511.03 ft T: -25.79 C 700-500 lapse rate: 5.17 C/km ThetaE index: 0.00 C Layer 1020.0- -71.7 mb Conv cond level (CCL): 647.89 mb = 3270.85 m = 10731.01 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -2.03 C = 28.35 F Cap Strength: 23.69 C Lifted Index: 25.29 C Risk: None Lifted Index @300 mb: 36.29 C Lifted Index @700 mb: 16.75 C Showalter Index: 13.86 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 17.20 C K Index: -8.00 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.22 J/kg Max Up Vert Vel: 9.19 m/s Conv Inhibition (B-): 63079.77 J/kg Cap Strength: 25.27 C Lift Cond Lev (LCL): 900.44 mb = 902.98 m = 2962.48 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 18 32301 195 85 22.0 82.1 1 1020 1 200 15 5.1 14.1 2 1000 143 220 13 8.4 10.0 3 925 706 230 7 5.4 4.5 4 850 1327 50 7 -5.4 -4.5 5 700 2727 95 9 -9.0 0.8 6 500 5050 125 3 -2.5 1.7 7 400 6520 160 1 -0.3 0.9 8 304 8267 105 11 -10.6 2.8 9 300 8350 110 9 -8.5 3.1 10 250 9490 135 7 -4.9 4.9 11 200 10890 170 17 -3.0 16.7 12 150 12710 180 21 0.0 21.0 13 100 15290 190 33 5.7 32.5 14 70 17530 200 42 14.4 39.5 15 50 19620 195 50 12.9 48.3 16 30 22760 190 64 11.1 63.0 17 20 25220 195 83 21.5 80.2 Wind Parameters Energy-Hel index: -2.64 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 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