UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 7 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 1002 82 -31.7 -37.7 55 6.0 -32.0 220 3 241.3 241.3 241.0 241.7 0.15 1 1000 96 -32.3 -37.3 61 5.0 -32.6 210 3 240.9 240.9 240.6 241.3 0.15 2 979 243 -33.9 -38.7 62 4.8 -34.1 217 3 240.7 240.7 240.4 241.1 0.14 3 943 501 -33.9 -38.7 62 4.8 -34.1 229 3 243.3 243.3 242.9 243.7 0.14 4 925 634 -31.7 -36.3 64 4.6 -32.0 235 3 246.9 246.9 246.3 247.4 0.19 5 888 928 -27.5 -31.9 66 4.4 -27.9 281 6 254.1 254.2 253.0 255.0 0.30 6 850 1246 -26.1 -30.0 70 3.9 -26.5 330 9 258.8 258.9 257.0 259.9 0.37 7 769 1974 -24.3 -28.1 71 3.8 -24.8 333 15 268.3 268.3 264.4 269.7 0.49 8 700 2655 -28.1 -31.9 70 3.8 -28.5 335 21 271.4 271.4 266.4 272.5 0.38 9 682 2842 -29.3 -33.1 70 3.8 -29.6 337 21 272.1 272.1 266.8 273.1 0.34 10 504 4965 -38.1 -41.6 70 3.5 -38.3 355 19 285.9 286.0 274.9 286.6 0.20 11 500 5020 -38.5 -42.1 69 3.6 -38.7 355 19 286.1 286.1 274.9 286.7 0.19 12 449 5745 -44.1 -47.8 67 3.7 -44.2 9 17 288.0 288.0 275.8 288.4 0.11 13 424 6126 -45.3 -48.9 67 3.6 -45.4 17 16 291.2 291.2 277.4 291.6 0.11 14 400 6510 -47.5 -50.9 68 3.4 -47.6 25 15 293.3 293.3 278.4 293.6 0.09 15 307 8224 -58.3 -61.8 64 3.5 -58.3 62 15 301.2 301.2 281.9 301.3 0.03 16 300 8370 -58.5 -62.1 63 3.6 -58.5 65 15 302.9 302.9 282.6 303.0 0.03 17 274 8942 -59.3 -62.9 63 3.6 -59.3 90 12 309.7 309.7 285.2 309.8 0.03 18 250 9520 -57.9 -61.5 63 3.6 -58.0 115 9 320.0 320.0 288.8 320.1 0.04 19 232 9993 -56.3 -59.8 65 3.5 -56.3 329.3 329.3 291.6 329.5 0.05 TRP WND Sounding variables and indices 1000-500 mb thick: 4924.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 68.49 % Est. max temperature: -14.45 C = 5.99 F Sfc-Lift cond lev (LCL): 904.28 mb = 797.02 m = 2614.87 ft T: -29.37 C 700-500 lapse rate: 4.40 C/km ThetaE index: 0.64 C Layer 1000.0- 943.0 mb Conv cond level (CCL): 438.06 mb = 5908.86 m = 19385.79 ft Mean mixing ratio: 0.16 g/kg Conv temperature: 16.40 C = 61.51 F Cap Strength: 34.13 C Lifted Index: 34.14 C Risk: None Lifted Index @300 mb: 41.38 C Lifted Index @700 mb: 24.41 C Showalter Index: 21.60 C Risk: None Total Totals Index: 20.90 C Risk: None Vertical Totals Index: 12.40 C Cross Totals Index: 8.50 C K Index: -21.40 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 5.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.00 J/kg Max Up Vert Vel: 9.16 m/s Conv Inhibition (B-): 12798.43 J/kg Cap Strength: 33.83 C Lift Cond Lev (LCL): 879.07 mb = 1001.29 m = 3285.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 12 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 1002 82 220 3 1.9 2.3 | 199 14 4.8 13.5 1 1000 96 210 3 1.5 2.6 | 197 14 4.4 13.8 2 925 634 235 3 2.5 1.7 | 202 14 5.3 12.9 3 850 1246 330 9 4.5 -7.8 | 245 8 7.4 3.4 4 700 2655 335 21 8.9 -19.0 | 304 14 11.7 -7.8 5 500 5020 355 19 1.7 -18.9 | 330 9 4.5 -7.7 6 400 6510 25 15 -6.3 -13.6 | 56 4 -3.5 -2.4 7 300 8370 65 15 -13.6 -6.3 | 114 12 -10.7 4.9 8 250 9520 115 9 -8.2 3.8 | 161 16 -5.3 15.0 Wind Parameters Mean winds (0-6000m): 344.3 at 15.4 knts Storm direction: 14.3 at 11.6 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 108.2 deg Storm rel helicity (0-3000m) pos: 64.2 neg: -1.1 tot: 63.1 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.07 Bulk Shear: 39.35 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 3 200 14| 0.7 0.0 0.7| 3.4 -1.1 2.2 4.5 0.46| 1.3 0.6 1000 257 4 209 14| 4.0 0.0 4.0| 28.0 -1.1 26.9 26.9 0.83| 4.7 3.9 1500 305 6 224 11| 4.5 0.0 4.5| 40.1 -1.1 39.0 26.0 0.80| 5.4 4.3 2000 320 8 236 9| 4.5 0.0 4.5| 49.5 -1.1 48.4 24.2 0.82| 5.2 4.2 2500 326 10 250 9| 4.5 0.0 4.5| 59.4 -1.1 58.2 23.3 0.80| 5.0 4.0 3000 329 12 262 9| 3.8 0.0 3.8| 64.2 -1.1 63.1 21.0 0.79| 4.5 3.6 4000 335 14 278 9| 2.8 0.0 2.8| 71.1 -1.1 69.9 17.5 0.78| 3.8 3.0 5000 339 15 289 9| 2.2 0.0 2.2| 77.0 -1.1 75.9 15.2 0.78| 3.4 2.6 6000 344 15 297 8| 1.6 0.0 1.6| 85.9 -1.1 84.7 14.1 0.78| 3.4 2.6 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20251207.00.gif