UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041511.upa.cvt Date: 1100Z 15 APR 25 Searching for 04417... Searching the city database file for: 04417 ... Date:1100Z 15 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 -26 1 925 636 2 850 1339 3 700 2873 SFC 669 3255 -31.3 -34.0 77 2.7 -31.5 250 6 271.3 271.4 266.2 272.3 0.32 5 667 3276 -26.7 -36.7 38 10.0 -27.6 249 6 276.7 276.8 269.6 277.5 0.25 6 659 3361 -23.7 -34.7 36 11.0 -24.9 247 6 281.0 281.1 272.3 282.0 0.30 7 646 3503 -22.5 -34.5 33 12.0 -23.9 243 7 284.0 284.1 274.0 285.0 0.32 8 620 3797 -21.7 -45.7 10 24.0 -23.8 236 8 288.3 288.3 276.0 288.6 0.10 9 603 3996 -22.5 -37.5 24 15.0 -24.2 230 8 289.7 289.7 276.9 290.5 0.25 10 585 4213 -23.1 -53.1 5 30.0 -25.2 225 9 291.5 291.5 277.5 291.7 0.05 11 580 4274 -23.5 -49.5 7 26.0 -25.5 223 9 291.7 291.7 277.6 292.0 0.07 12 550 4651 -25.9 -34.9 43 9.0 -26.9 213 10 293.4 293.4 278.9 294.5 0.36 13 500 5320 -29.9 -39.9 37 10.0 -30.8 195 12 296.6 296.6 280.2 297.4 0.24 14 491 5450 -30.7 -40.7 37 10.0 -31.6 195 13 297.1 297.2 280.4 297.9 0.22 15 400 6880 -41.3 -45.6 63 4.3 -41.5 195 20 301.3 301.3 282.1 301.9 0.16 16 312 8519 -53.9 -56.7 71 2.8 -53.9 191 28 305.9 305.9 283.8 306.1 0.06 17 304 8686 -54.9 -57.3 75 2.4 -54.9 190 29 306.8 306.8 284.2 307.0 0.05 18 300 8770 -55.5 -58.1 73 2.6 -55.5 190 29 307.1 307.1 284.3 307.3 0.05 19 282 9160 -57.7 -60.7 68 3.0 -57.8 185 29 309.4 309.4 285.2 309.6 0.04 20 271 9410 -57.9 -61.4 64 3.5 -57.9 185 25 312.7 312.7 286.4 312.8 0.04 21 259 9696 -55.5 -73.5 9 18.0 -55.7 185 20 320.3 320.3 288.8 320.3 0.01 22 250 9920 -55.9 -71.9 12 16.0 -56.1 185 16 323.0 323.0 289.7 323.0 0.01 23 243 10101 -53.9 -75.9 5 22.0 -54.2 187 16 328.6 328.6 291.3 328.6 0.01 24 222 10687 -49.1 -78.1 2 29.0 -49.6 193 15 344.6 344.6 295.4 344.6 0.00 25 200 11370 -49.1 -79.1 2 30.0 -49.6 200 14 355.0 355.0 297.7 355.0 0.00 26 174 12292 -45.9 -79.9 1 34.0 -46.7 212 14 374.7 374.7 301.4 374.7 0.00 27 150 13280 -46.7 -79.7 1 33.0 -47.6 225 15 389.6 389.6 303.8 389.6 0.00 28 100 15970 -47.1 -81.1 1 34.0 -48.4 225 10 436.7 436.7 309.6 436.7 0.01 29 70 18330 -46.9 -80.9 1 34.0 -48.6 225 7 484.1 484.1 313.8 484.1 0.01 30 50 20550 -47.7 -81.7 1 34.0 -49.8 225 5 531.1 531.1 317.0 531.1 0.01 31 37 22540 -47.3 -82.3 1 35.0 -50.1 579.8 579.9 319.6 579.9 0.01 TRP 282 9160 -57.7 -60.7 68 3.0 -57.8 185 29 309.4 309.4 285.2 309.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Sfc-500 mean rel hum: 28.34 % Est. max temperature: -9.90 C = 14.18 F Sfc-Lift cond lev (LCL): 639.01 mb = 3580.71 m = 11747.58 ft T: -22.29 C Conv cond level (CCL): 374.30 mb = 7318.06 m = 24009.09 ft Mean mixing ratio: 0.19 g/kg Conv temperature: -3.39 C = 25.90 F Cap Strength: 8.95 C Lifted Index: 7.67 C Risk: None Lifted Index @300 mb: 13.68 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.09 J/kg Max Up Vert Vel: 11.75 m/s Conv Inhibition (B-): 38687.55 J/kg Cap Strength: 5.16 C Lift Cond Lev (LCL): 463.17 mb = 5856.93 m = 19215.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 225 at 13 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 ---------------------------------------------------------- 0 669 3255 250 6 5.6 2.1 | 27 8 -3.7 -7.2 1 500 5320 195 12 3.1 11.6 | 110 7 -6.2 2.3 2 400 6880 195 20 5.2 19.3 | 157 11 -4.2 10.0 3 300 8770 190 29 5.0 28.6 | 167 20 -4.3 19.3 4 282 9160 185 29 2.5 28.9 | 161 21 -6.8 19.6 5 250 9920 185 16 1.4 15.9 | 130 10 -8.0 6.6 6 200 11370 200 14 4.8 13.2 | 130 6 -4.6 3.9 7 150 13280 225 15 10.6 10.6 | 224 2 1.3 1.3 8 100 15970 225 10 7.1 7.1 | 46 3 -2.3 -2.2 9 70 18330 225 7 4.9 4.9 | 45 6 -4.4 -4.3 10 50 20550 225 5 3.5 3.5 | 45 8 -5.8 -5.8 Wind Parameters Mean winds (0-6000m): 195.2 at 17.6 knts Storm direction: 225.2 at 13.2 knts Shear (0-3000m) pos: 0.0 neg: 2.4 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 117.0 deg Storm rel helicity (0-3000m) pos: 16.9 neg: 0.0 tot: 16.9 m^2/s^2 ave: 5.6 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.30 Bulk Shear: 20.93 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 ------------------------------------------------------------------------------- 500 227 6 44 7| 0.0 2.2 2.2| 0.8 0.0 0.8 1.6 0.21| 2.2 0.5 1000 225 7 46 6| 0.0 2.3 2.3| 2.9 0.0 2.9 2.9 0.44| 2.3 1.0 1500 220 8 53 5| 0.0 2.4 2.4| 5.6 0.0 5.6 3.7 0.64| 2.5 1.6 2000 214 9 67 5| 0.0 2.4 2.4| 8.2 0.0 8.2 4.1 0.65| 2.6 1.7 2500 208 10 81 5| 0.0 2.4 2.4| 12.4 0.0 12.4 5.0 0.70| 2.6 1.8 3000 205 11 94 5| 0.0 2.4 2.4| 16.9 0.0 16.9 5.6 0.72| 2.6 1.9 4000 201 13 119 5| 0.0 2.5 2.5| 24.8 0.0 24.8 6.2 0.69| 2.6 1.8 5000 198 15 138 7| 0.0 2.5 2.5| 29.8 0.0 29.8 6.0 0.61| 2.6 1.6 6000 195 18 148 9| 0.0 2.2 2.2| 31.7 -16.0 15.7 2.6 0.40| 2.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//04417/skewt/04417.skewt.20250415.11.gif