UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 11 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 1010 8 -34.1 -40.1 55 6.0 -34.3 180 5 238.4 238.4 238.2 238.7 0.12 1 1000 78 -32.9 -38.9 55 6.0 -33.1 245 5 240.2 240.3 240.0 240.6 0.13 2 992 135 -30.7 -35.5 63 4.8 -31.0 243.0 243.0 242.7 243.5 0.19 3 976 250 -31.3 -36.0 63 4.7 -31.6 243.5 243.6 243.2 244.0 0.18 4 961 360 -28.9 -33.5 64 4.6 -29.2 247.0 247.1 246.5 247.7 0.24 5 927 618 -28.7 -32.4 70 3.7 -29.0 249.8 249.8 249.1 250.6 0.27 6 925 633 -28.1 -31.7 71 3.6 -28.4 70 9 250.6 250.6 249.8 251.4 0.29 7 898 847 -25.7 -28.9 74 3.2 -26.0 255.2 255.2 254.0 256.3 0.39 8 850 1246 -23.7 -26.8 76 3.1 -24.1 105 5 261.3 261.4 259.3 262.7 0.50 9 846 1280 -23.5 -26.6 76 3.1 -23.9 261.9 262.0 259.7 263.3 0.51 10 743 2220 -27.5 -30.1 78 2.6 -27.8 267.4 267.5 263.7 268.7 0.42 11 728 2367 -24.9 -27.8 77 2.9 -25.2 271.8 271.9 267.0 273.4 0.53 12 725 2397 -25.3 -28.2 77 2.9 -25.6 271.7 271.8 266.8 273.3 0.52 13 700 2651 -26.5 -29.6 75 3.1 -26.8 110 15 273.1 273.2 267.7 274.5 0.47 14 623 3485 -30.7 -36.7 56 6.0 -31.2 277.6 277.6 270.2 278.4 0.26 15 589 3881 -33.9 -40.9 49 7.0 -34.3 278.4 278.4 270.5 278.9 0.18 16 500 5010 -41.7 -47.7 52 6.0 -41.9 150 19 282.2 282.2 272.6 282.5 0.10 17 400 6480 -51.7 -56.7 55 5.0 -51.8 155 29 287.8 287.8 275.6 288.0 0.04 18 316 7978 -62.1 -67.1 51 5.0 -62.1 293.4 293.4 278.4 293.5 0.01 19 300 8300 -62.3 -67.3 51 5.0 -62.3 160 33 297.5 297.5 280.3 297.6 0.01 20 286 8596 -63.7 -68.7 50 5.0 -63.7 155 31 299.6 299.6 281.2 299.7 0.01 21 250 9430 -61.7 -66.7 51 5.0 -61.7 150 25 314.3 314.3 286.9 314.4 0.02 22 240 9683 -61.7 -66.7 51 5.0 -61.7 318.0 318.0 288.1 318.1 0.02 23 210 10520 -57.5 -62.5 53 5.0 -57.6 337.0 337.0 293.6 337.1 0.04 24 200 10830 -56.1 -62.1 47 6.0 -56.2 155 21 343.9 343.9 295.3 344.1 0.04 25 150 12650 -55.9 -63.9 36 8.0 -56.1 160 29 373.8 373.8 301.2 374.0 0.05 26 146 12822 -55.5 -63.5 36 8.0 -55.7 377.4 377.4 301.9 377.6 0.05 27 100 15210 -59.5 -70.5 23 11.0 -59.7 155 38 412.8 412.8 306.9 412.9 0.03 28 70 17420 -61.1 -74.1 16 13.0 -61.4 180 42 453.7 453.7 311.2 453.8 0.02 29 50 19500 -63.7 -77.7 13 14.0 -64.0 175 58 493.4 493.4 314.5 493.5 0.02 30 37 21343 -65.5 -79.5 13 14.0 -65.8 533.1 533.1 317.1 533.2 0.02 31 30 22630 -62.3 -78.3 10 16.0 -62.9 185 93 574.8 574.8 319.4 575.0 0.03 TRP 286 8596 -63.7 -68.7 50 5.0 -63.7 155 31 299.6 299.6 281.2 299.7 0.01 WND 21 195 124 Sounding variables and indices 1000-500 mb thick: 4932.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 64.95 % Est. max temperature: -12.41 C = 9.67 F Sfc-Lift cond lev (LCL): 910.63 mb = 745.86 m = 2447.03 ft T: -26.83 C 700-500 lapse rate: 6.44 C/km ThetaE index: 0.17 C Layer 725.0- 700.0 mb Conv cond level (CCL): 518.25 mb = 4762.93 m = 15626.23 ft Mean mixing ratio: 0.23 g/kg Conv temperature: 9.03 C = 48.25 F Cap Strength: 27.02 C Lifted Index: 28.91 C Risk: None Lifted Index @300 mb: 35.82 C Lifted Index @700 mb: 23.78 C Showalter Index: 16.05 C Risk: None Total Totals Index: 32.90 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 14.90 C K Index: -11.90 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.76 J/kg Max Up Vert Vel: 9.98 m/s Conv Inhibition (B-): 52784.95 J/kg Cap Strength: 28.85 C Lift Cond Lev (LCL): 893.99 mb = 879.08 m = 2884.09 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 21 30997 195 124 32.1 119.8 1 1010 8 180 5 0.0 5.0 2 1000 78 245 5 4.5 2.1 3 925 633 70 9 -8.5 -3.1 4 850 1246 105 5 -4.8 1.3 5 700 2651 110 15 -14.1 5.1 6 500 5010 150 19 -9.5 16.5 7 400 6480 155 29 -12.3 26.3 8 300 8300 160 33 -11.3 31.0 9 286 8596 155 31 -13.1 28.1 10 250 9430 150 25 -12.5 21.7 11 200 10830 155 21 -8.9 19.0 12 150 12650 160 29 -9.9 27.3 13 100 15210 155 38 -16.1 34.4 14 70 17420 180 42 0.0 42.0 15 50 19500 175 58 -5.1 57.8 16 30 22630 185 93 8.1 92.6 Wind Parameters Energy-Hel index: -3.11 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//U1824/skewt/U1824.skewt.20251211.12.gif