UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042411.upa.cvt Date: 1100Z 24 APR 25 Searching for 04417... Searching the city database file for: 04417 ... Date:1100Z 24 APR 25 Station: 04417 WMO ident: 4417 Latitude: 72.58 Longitude: -38.46 Elevation: 3255.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 57 1 925 724 2 850 1426 3 700 2958 SFC 677 3255 -23.5 -29.5 58 6.0 -24.3 180 12 279.1 279.2 271.5 280.6 0.49 5 676 3266 -23.7 -24.6 92 0.9 -23.8 180 12 279.0 279.1 271.9 281.3 0.77 6 673 3297 -20.1 -21.7 87 1.6 -20.4 181 12 283.4 283.6 274.8 286.4 1.00 7 669 3341 -18.5 -21.4 78 2.9 -19.1 182 13 285.7 285.9 276.0 288.8 1.03 8 663 3406 -18.9 -22.0 76 3.1 -19.5 184 13 286.0 286.1 276.1 289.0 0.99 9 500 5420 -28.9 -32.2 73 3.3 -29.3 235 32 297.8 297.9 281.1 299.5 0.51 10 492 5536 -29.3 -33.3 68 4.0 -29.8 235 33 298.7 298.8 281.4 300.2 0.47 11 417 6702 -36.7 -44.7 43 8.0 -37.2 235 45 303.7 303.7 283.1 304.3 0.17 12 402 6956 -38.9 -43.9 59 5.0 -39.2 235 48 304.0 304.0 283.2 304.7 0.19 13 400 6990 -39.1 -45.1 53 6.0 -39.5 235 48 304.2 304.2 283.3 304.8 0.17 14 367 7576 -42.3 -52.3 33 10.0 -42.7 233 58 307.5 307.5 284.5 307.8 0.08 15 309 8718 -50.9 -53.3 75 2.4 -51.0 230 77 311.0 311.0 285.8 311.3 0.09 16 302 8867 -51.5 -54.3 72 2.8 -51.6 230 80 312.1 312.2 286.2 312.4 0.08 17 300 8910 -51.7 -54.6 71 2.9 -51.8 230 80 312.5 312.5 286.3 312.8 0.08 18 296 8996 -52.3 -55.0 73 2.7 -52.4 230 79 312.8 312.8 286.4 313.1 0.07 19 292 9084 -52.5 -59.5 43 7.0 -52.7 230 78 313.8 313.8 286.7 313.9 0.04 20 279 9375 -54.5 -60.5 47 6.0 -54.6 230 75 315.0 315.0 287.1 315.2 0.04 21 261 9797 -56.1 -68.1 21 12.0 -56.2 230 71 318.7 318.7 288.3 318.8 0.02 22 250 10070 -54.7 -71.7 11 17.0 -54.9 225 61 324.7 324.7 290.2 324.8 0.01 23 240 10331 -53.5 -76.5 4 23.0 -53.8 227 55 330.4 330.4 291.8 330.4 0.00 24 209 11224 -50.1 -79.1 2 29.0 -50.5 233 35 349.0 349.0 296.4 349.0 0.00 25 200 11510 -51.1 -79.1 2 28.0 -51.5 235 28 351.8 351.8 297.0 351.9 0.00 26 150 13390 -48.9 -80.9 1 32.0 -49.6 245 18 385.8 385.8 303.2 385.8 0.00 27 115 15131 -47.7 -80.7 1 33.0 -48.7 258 11 418.5 418.5 307.6 418.5 0.01 28 100 16050 -47.7 -80.7 1 33.0 -48.9 265 8 435.6 435.6 309.4 435.6 0.01 29 70 18400 -48.7 -81.7 1 33.0 -50.1 255 7 480.2 480.2 313.5 480.2 0.01 30 50 20610 -49.1 -82.1 1 33.0 -51.0 205 7 527.8 527.8 316.8 527.8 0.01 31 43 21600 -49.1 -82.1 1 33.0 -51.2 551.0 551.0 318.2 551.1 0.01 TRP 261 9797 -56.1 -68.1 21 12.0 -56.2 230 71 318.7 318.7 288.3 318.8 0.02 WND 302 8867 -51.5 -54.3 72 2.8 -51.6 230 80 312.1 312.2 286.2 312.4 0.08 Sounding variables and indices 1000-500 mb thick: 5363.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Sfc-500 mean rel hum: 75.23 % Est. max temperature: -8.76 C = 16.23 F Sfc-Lift cond lev (LCL): 612.50 mb = 3971.54 m = 13029.84 ft T: -21.71 C Conv cond level (CCL): 677.00 mb = 3255.00 m = 10679.00 ft Mean mixing ratio: 0.87 g/kg Conv temperature: -23.22 C = -9.80 F Cap Strength: 1.94 C Lifted Index: 6.65 C Risk: None Lifted Index @300 mb: 15.31 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.42 J/kg Max Up Vert Vel: 6.84 m/s Conv Inhibition (B-): 36004.16 J/kg Cap Strength: 6.34 C Lift Cond Lev (LCL): 595.23 mb = 4175.69 m = 13699.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 261 at 33 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 ---------------------------------------------------------- 0 677 3255 180 12 0.0 12.0 | 101 33 -32.6 6.6 1 500 5420 235 32 26.2 18.4 | 154 14 -6.4 13.0 2 400 6990 235 48 39.3 27.5 | 197 23 6.7 22.1 3 302 8867 230 80 61.3 51.4 | 212 54 28.7 46.0 4 300 8910 230 80 61.3 51.4 | 212 54 28.7 46.0 5 261 9797 230 71 54.4 45.6 | 208 46 21.8 40.2 6 250 10070 225 61 43.1 43.1 | 196 39 10.5 37.7 7 200 11510 235 28 22.9 16.1 | 138 14 -9.7 10.7 8 150 13390 245 18 16.3 7.6 | 98 16 -16.3 2.2 9 100 16050 265 8 8.0 0.7 | 79 25 -24.7 -4.7 10 70 18400 255 7 6.8 1.8 | 82 26 -25.9 -3.6 11 50 20610 205 7 3.0 6.3 | 92 30 -29.7 0.9 Wind Parameters Mean winds (0-6000m): 230.6 at 44.1 knts Storm direction: 260.6 at 33.1 knts Shear (0-3000m) pos: 5.2 neg: 0.9 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 80.4 deg Storm rel helicity (0-3000m) pos: 181.0 neg: 0.0 tot: 181.0 m^2/s^2 ave: 60.3 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.18 Bulk Shear: 129.58 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 13 101 25| 5.7 0.0 5.7| 43.2 0.0 43.2 86.5 0.90| 5.8 5.2 1000 214 16 108 25| 6.0 0.0 6.0| 82.2 0.0 82.2 82.2 0.85| 6.1 5.2 1500 215 18 114 24| 6.2 0.0 6.2|115.1 0.0 115.1 76.7 0.80| 6.5 5.2 2000 219 21 120 22| 6.4 0.0 6.4|141.3 0.0 141.3 70.7 0.76| 6.8 5.2 2500 224 23 125 20| 6.2 0.0 6.2|161.7 0.0 161.7 64.7 0.78| 6.7 5.2 3000 227 26 132 19| 5.2 0.9 6.0|181.0 0.0 181.0 60.3 0.79| 6.5 5.1 4000 230 31 148 17| 3.9 2.2 6.1|223.2 0.0 223.2 55.8 0.75| 6.4 4.8 5000 231 37 168 18| 3.1 3.5 6.6|268.3 0.0 268.3 53.7 0.63| 6.9 4.3 6000 231 44 184 23| 2.6 3.5 6.1|287.3 -15.3 272.1 45.3 0.53| 6.9 3.6 Wrote GIF file: /home/apache/climate/data/raob//04417/skewt/04417.skewt.20250424.11.gif