UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U4343... Searching the city database file for: U4343 ... Date:1200Z 8 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 1013 82 -34.1 -42.1 44 8.0 -34.4 185 1 238.2 238.2 237.9 238.4 0.09 1 1000 172 -34.5 -40.5 54 6.0 -34.7 165 7 238.6 238.7 238.4 239.0 0.11 2 986 270 -35.1 -41.1 54 6.0 -35.3 167 7 239.0 239.0 238.8 239.3 0.11 3 925 718 -30.3 -35.0 63 4.7 -30.6 175 7 248.3 248.4 247.6 248.9 0.21 4 917 780 -29.7 -34.4 64 4.7 -30.0 162 7 249.6 249.6 248.8 250.2 0.23 5 857 1263 -27.7 -31.8 68 4.1 -28.0 62 3 256.5 256.6 255.0 257.4 0.31 6 850 1322 -27.9 -31.9 69 4.0 -28.2 50 3 256.9 257.0 255.3 257.8 0.31 7 845 1364 -28.1 -32.1 69 4.0 -28.4 49 3 257.1 257.2 255.5 258.0 0.31 8 782 1915 -30.9 -34.8 69 3.9 -31.2 37 8 259.9 259.9 257.6 260.6 0.25 9 700 2701 -29.1 -33.3 67 4.2 -29.5 20 15 270.3 270.3 265.5 271.2 0.33 10 686 2846 -29.1 -33.2 68 4.1 -29.5 20 15 271.8 271.9 266.6 272.9 0.34 11 500 5050 -42.7 -46.7 65 4.0 -42.9 15 17 281.0 281.0 271.9 281.4 0.11 12 400 6520 -51.7 -55.6 63 3.9 -51.8 335 7 287.8 287.8 275.6 288.0 0.05 13 377 6902 -54.7 -58.7 61 4.0 -54.8 340 7 288.7 288.8 276.1 288.9 0.04 14 337 7618 -56.3 -60.1 62 3.8 -56.3 350 7 296.0 296.0 279.6 296.1 0.03 15 300 8350 -60.9 -64.7 61 3.8 -60.9 360 7 299.5 299.5 281.1 299.6 0.02 16 296 8434 -61.5 -65.3 60 3.8 -61.5 360 5 299.8 299.8 281.3 299.9 0.02 17 269 9031 -60.1 -64.2 59 4.1 -60.2 59 5 310.2 310.2 285.4 310.2 0.03 18 250 9490 -59.7 -63.8 59 4.1 -59.7 105 5 317.3 317.3 287.9 317.4 0.03 19 200 10890 -57.1 -61.5 57 4.4 -57.2 170 7 342.3 342.4 294.9 342.5 0.05 20 150 12710 -57.1 -63.1 46 6.0 -57.3 180 17 371.7 371.7 300.9 371.9 0.05 21 100 15280 -56.9 -64.9 36 8.0 -57.2 190 23 417.8 417.8 307.5 418.1 0.06 22 84 16379 -58.7 -66.7 35 8.0 -59.0 195 30 435.5 435.5 309.4 435.8 0.06 23 70 17520 -59.9 -68.9 30 9.0 -60.2 200 38 456.2 456.3 311.4 456.5 0.05 24 50 19610 -61.7 -71.7 25 10.0 -62.0 205 44 498.1 498.1 314.8 498.4 0.05 25 45 20263 -61.7 -72.7 22 11.0 -62.1 513.3 513.3 315.9 513.6 0.05 TRP 296 8434 -61.5 -65.3 60 3.8 -61.5 360 5 299.8 299.8 281.3 299.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4878.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 65.49 % Est. max temperature: -16.40 C = 2.47 F Sfc-Lift cond lev (LCL): 881.96 mb = 1058.09 m = 3471.39 ft T: -28.55 C 700-500 lapse rate: 5.79 C/km ThetaE index: 0.00 C Layer 1013.0- 0.0 mb Conv cond level (CCL): 478.52 mb = 5339.33 m = 17517.27 ft Mean mixing ratio: 0.15 g/kg Conv temperature: 10.24 C = 50.43 F Cap Strength: 25.55 C Lifted Index: 30.76 C Risk: None Lifted Index @300 mb: 39.69 C Lifted Index @700 mb: 24.29 C Showalter Index: 19.04 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 10.80 C K Index: -21.30 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 5.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.26 J/kg Max Up Vert Vel: 8.28 m/s Conv Inhibition (B-): 45000.66 J/kg Cap Strength: 30.72 C Lift Cond Lev (LCL): 882.33 mb = 1055.11 m = 3461.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 49 at 9 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 1013 82 185 1 0.1 1.0 | 225 10 6.8 6.8 1 1000 172 165 7 -1.8 6.8 | 201 14 4.9 12.6 2 925 718 175 7 -0.6 7.0 | 206 14 6.1 12.8 3 850 1322 50 3 -2.3 -1.9 | 229 6 4.4 3.9 4 700 2701 20 15 -5.1 -14.1 | 349 8 1.6 -8.3 5 500 5050 15 17 -4.4 -16.4 | 348 11 2.3 -10.6 6 400 6520 335 7 3.0 -6.3 | 273 10 9.7 -0.5 7 300 8350 360 7 -0.0 -7.0 | 280 7 6.7 -1.2 8 296 8434 360 5 -0.0 -5.0 | 263 7 6.7 0.8 9 250 9490 105 5 -4.8 1.3 | 195 7 1.9 7.1 10 200 10890 170 7 -1.2 6.9 | 203 14 5.5 12.7 11 150 12710 180 17 0.0 17.0 | 196 24 6.7 22.8 12 100 15280 190 23 4.0 22.7 | 201 30 10.7 28.5 13 70 17520 200 38 13.0 35.7 | 205 46 19.7 41.6 14 50 19610 205 44 18.6 39.9 | 209 52 25.3 45.7 Wind Parameters Mean winds (0-6000m): 19.0 at 11.9 knts Storm direction: 49.0 at 8.9 knts Shear (0-3000m) pos: 0.0 neg: 2.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 124.0 deg Storm rel helicity (0-3000m) pos: 13.9 neg: -21.3 tot: -7.4 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.82 Bulk Shear: 41.71 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 ------------------------------------------------------------------------------- 500 169 6 204 13| 0.0 6.2 6.2| 2.7 -13.8 -11.1 -22.2 -0.57| 7.2 -4.1 1000 163 6 203 13| 0.0 2.4 2.4| 4.5 -21.3 -16.7 -16.7 -0.37| 7.8 -2.9 1500 155 6 202 12| 0.0 2.1 2.1| 10.1 -21.3 -11.1 -7.4 -0.09| 7.1 -0.6 2000 115 6 189 8| 0.0 2.7 2.7| 12.4 -21.3 -8.9 -4.5 0.07| 6.5 0.5 2500 61 7 192 2| 0.0 3.1 3.1| 13.9 -21.3 -7.4 -2.9 0.11| 6.2 0.7 3000 40 8 293 2| 0.0 2.8 2.8| 13.9 -21.3 -7.4 -2.5 0.10| 5.4 0.6 4000 28 10 328 4| 0.0 2.2 2.2| 13.9 -21.5 -7.6 -1.9 0.10| 4.2 0.4 5000 23 12 336 5| 0.0 1.8 1.8| 13.9 -22.9 -8.9 -1.8 0.08| 3.5 0.3 6000 19 12 332 6| 0.0 0.9 0.9| 13.9 -47.7 -33.7 -5.6 -0.15| 3.7 -0.6 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20251208.12.gif