UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for U4343... Searching the city database file for: U4343 ... Date:1200Z 1 DEC 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 1026 85 -45.3 -63.3 11 18.0 -45.4 170 1 226.2 226.2 226.1 226.2 0.01 1 1017 144 -41.9 -55.9 20 14.0 -42.1 187 2 230.1 230.1 230.0 230.2 0.02 2 1000 258 -40.1 -53.1 24 13.0 -40.3 220 5 233.1 233.1 232.8 233.1 0.03 3 925 796 -30.3 -40.3 37 10.0 -30.8 230 9 248.3 248.3 247.4 248.7 0.12 4 888 1093 -24.9 -33.9 43 9.0 -25.6 230 10 256.8 256.9 255.1 257.5 0.24 5 850 1414 -25.1 -33.1 47 8.0 -25.8 230 11 259.9 259.9 257.6 260.7 0.28 6 790 1941 -27.7 -33.7 57 6.0 -28.2 228 12 262.6 262.6 259.8 263.4 0.28 7 771 2116 -27.7 -33.7 57 6.0 -28.2 227 12 264.4 264.4 261.2 265.3 0.29 8 768 2144 -27.7 -33.7 57 6.0 -28.2 227 12 264.7 264.7 261.4 265.6 0.29 9 735 2459 -27.7 -33.7 57 6.0 -28.2 226 12 268.0 268.1 263.9 268.9 0.30 10 700 2807 -29.5 -36.5 51 7.0 -30.0 225 13 269.8 269.9 265.0 270.5 0.24 11 581 4120 -35.7 -43.7 44 8.0 -36.1 228 23 277.3 277.4 269.8 277.8 0.14 12 500 5150 -42.1 -50.1 41 8.0 -42.4 230 31 281.7 281.7 272.3 282.0 0.08 13 400 6620 -52.5 -60.5 37 8.0 -52.6 235 40 286.8 286.8 275.0 286.9 0.03 14 385 6867 -54.1 -62.1 37 8.0 -54.2 235 40 287.8 287.8 275.6 287.9 0.02 15 311 8216 -61.1 -69.1 34 8.0 -61.2 235 38 296.1 296.2 279.6 296.2 0.01 16 300 8440 -61.7 -69.7 34 8.0 -61.7 235 38 298.4 298.4 280.6 298.4 0.01 17 285 8758 -62.9 -70.9 33 8.0 -63.0 230 38 301.1 301.1 281.8 301.1 0.01 18 250 9570 -61.5 -69.5 34 8.0 -61.6 225 27 314.6 314.6 287.0 314.7 0.01 19 200 10950 -59.9 -67.9 34 8.0 -60.0 210 13 337.9 337.9 293.8 338.0 0.02 20 184 11472 -59.5 -67.5 35 8.0 -59.6 200 12 346.7 346.7 295.9 346.8 0.02 21 150 12750 -60.1 -69.1 30 9.0 -60.2 175 9 366.5 366.5 299.9 366.6 0.02 22 100 15280 -61.1 -70.1 29 9.0 -61.3 160 17 409.7 409.7 306.5 409.8 0.03 23 84 16358 -61.3 -70.3 29 9.0 -61.5 160 20 430.2 430.2 308.9 430.4 0.03 24 70 17480 -63.3 -72.3 28 9.0 -63.5 160 23 449.0 449.0 310.8 449.1 0.03 25 50 19540 -64.7 -73.7 28 9.0 -65.0 135 29 491.0 491.0 314.3 491.2 0.04 26 43 20462 -66.9 -75.9 27 9.0 -67.1 142 38 507.2 507.3 315.5 507.4 0.03 27 43 20462 -67.3 -76.3 27 9.0 -67.5 142 38 506.3 506.3 315.4 506.4 0.03 28 30 22660 -64.0 -73.6 26 9.6 -64.4 160 60 570.3 570.3 319.2 570.7 0.06 29 24 24034 -61.9 -71.9 25 10.0 -62.6 613.8 613.9 321.3 614.6 0.10 TRP 285 8758 -62.9 -70.9 33 8.0 -63.0 230 38 301.1 301.1 281.8 301.1 0.01 WND 30 22660 -64.0 -73.6 26 9.6 -64.4 160 60 570.3 570.3 319.2 570.7 0.06 Sounding variables and indices 1000-500 mb thick: 4892.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 44.74 % Est. max temperature: -13.49 C = 7.73 F Sfc-Lift cond lev (LCL): 735.50 mb = 2453.69 m = 8050.08 ft T: -27.70 C 700-500 lapse rate: 5.38 C/km Conv cond level (CCL): 378.35 mb = 6976.71 m = 22889.20 ft Mean mixing ratio: 0.06 g/kg Conv temperature: 17.46 C = 63.43 F Cap Strength: 33.54 C Lifted Index: 35.69 C Risk: None Lifted Index @300 mb: 42.64 C Lifted Index @700 mb: 28.61 C Showalter Index: 17.35 C Risk: None Total Totals Index: 26.00 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 9.00 C K Index: -23.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.20 J/kg Max Up Vert Vel: 10.60 m/s Conv Inhibition (B-): 62579.83 J/kg Cap Strength: 35.58 C Lift Cond Lev (LCL): 824.19 mb = 1636.13 m = 5367.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 14 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 1026 85 170 1 -0.2 1.0 | 83 14 -13.8 -1.6 1 1000 258 220 5 3.2 3.8 | 97 10 -10.4 1.2 2 925 796 230 9 6.9 5.8 | 115 7 -6.7 3.2 3 850 1414 230 11 8.4 7.1 | 131 7 -5.2 4.5 4 700 2807 225 13 9.2 9.2 | 146 8 -4.4 6.6 5 500 5150 230 31 23.7 19.9 | 210 20 10.1 17.3 6 400 6620 235 40 32.8 22.9 | 223 28 19.1 20.3 7 300 8440 235 38 31.1 21.8 | 222 26 17.5 19.2 8 285 8758 230 38 29.1 24.4 | 215 27 15.5 21.8 9 250 9570 225 27 19.1 19.1 | 198 17 5.5 16.5 10 200 10950 210 13 6.5 11.3 | 141 11 -7.1 8.7 11 150 12750 175 9 -0.8 9.0 | 114 16 -14.4 6.4 12 100 15280 160 17 -5.8 16.0 | 125 24 -19.4 13.4 13 70 17480 160 23 -7.9 21.6 | 132 29 -21.5 19.0 14 50 19540 135 29 -20.5 20.5 | 118 39 -34.1 17.9 15 30 22660 160 60 -20.5 56.4 | 148 64 -34.1 53.8 Wind Parameters Mean winds (0-6000m): 229.2 at 18.5 knts Storm direction: 259.2 at 13.9 knts Shear (0-3000m) pos: 1.6 neg: 0.9 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 77.3 deg Storm rel helicity (0-3000m) pos: 28.6 neg: 0.0 tot: 28.6 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.34 Bulk Shear: 24.05 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 ------------------------------------------------------------------------------- 500 221 5 97 10| 7.1 0.0 7.1| 14.4 0.0 14.4 28.7 0.65| 7.5 4.9 1000 227 7 104 9| 4.9 0.0 4.9| 18.5 0.0 18.5 18.5 0.68| 5.1 3.5 1500 228 8 111 8| 3.2 0.5 3.7| 20.9 0.0 20.9 13.9 0.72| 3.8 2.8 2000 228 9 116 8| 2.4 0.5 3.0| 22.2 0.0 22.2 11.1 0.73| 3.1 2.3 2500 228 10 121 8| 1.9 0.6 2.5| 23.6 0.0 23.6 9.4 0.74| 2.6 1.9 3000 227 10 126 7| 1.6 0.9 2.5| 28.6 0.0 28.6 9.5 0.77| 2.6 2.0 4000 227 12 142 7| 2.2 0.7 2.9| 45.2 0.0 45.2 11.3 0.77| 3.0 2.3 5000 228 15 164 8| 2.6 0.5 3.1| 63.4 0.0 63.4 12.7 0.72| 3.2 2.3 6000 229 18 182 9| 2.7 0.5 3.1| 85.2 0.0 85.2 14.2 0.69| 3.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20251201.12.gif