UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U6629... Searching the city database file for: U6629 ... Date:0000Z 27 APR 25 Station: U6629 WMO ident: 26629 Latitude: 54.88 Longitude: 23.88 ------------------------------------------------------------------------------- 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 1018 79 0.4 -3.3 76 3.7 -1.0 310 3 272.2 272.6 271.2 280.1 2.94 1 1017 87 0.8 -3.6 72 4.4 -0.9 313 4 272.6 273.1 271.4 280.5 2.88 2 1000 223 2.8 -4.2 60 7.0 0.1 5 17 276.0 276.4 273.3 283.7 2.80 3 995 264 3.0 -4.0 60 7.0 0.3 6 17 276.5 277.0 273.7 284.5 2.85 4 925 849 -2.1 -10.1 54 8.0 -4.7 20 17 277.2 277.5 272.6 282.6 1.91 5 922 875 -2.3 -10.3 54 8.0 -4.8 20 17 277.2 277.5 272.6 282.6 1.89 6 902 1049 -3.3 -18.3 30 15.0 -7.1 19 15 277.9 278.1 271.6 280.9 1.00 7 864 1387 -6.3 -12.3 62 6.0 -8.1 16 11 278.2 278.5 273.0 283.2 1.72 8 850 1515 -7.1 -16.1 49 9.0 -9.4 15 9 278.7 278.9 272.6 282.4 1.28 9 827 1728 -8.3 -21.3 34 13.0 -11.2 11 12 279.6 279.8 272.4 282.2 0.84 10 796 2026 -6.3 -41.3 4 35.0 -11.3 5 16 284.8 284.9 274.2 285.3 0.13 11 700 3020 -11.7 -45.7 4 34.0 -15.7 345 29 289.5 289.5 276.6 289.8 0.09 12 675 3298 -13.3 -45.3 5 32.0 -17.0 345 32 290.8 290.8 277.2 291.1 0.10 13 671 3343 -13.3 -44.3 5 31.0 -17.0 345 33 291.3 291.3 277.4 291.6 0.11 14 584 4395 -16.3 -27.3 38 11.0 -18.4 345 46 299.6 299.7 282.1 301.8 0.70 15 519 5275 -20.9 -27.9 53 7.0 -22.2 345 57 304.3 304.4 284.1 306.8 0.74 16 513 5361 -21.3 -32.3 36 11.0 -23.0 345 58 304.8 304.9 284.0 306.5 0.50 17 500 5550 -22.9 -30.9 48 8.0 -24.2 345 60 305.1 305.2 284.2 307.1 0.58 18 476 5907 -25.5 -32.5 52 7.0 -26.5 345 61 306.2 306.3 284.5 308.0 0.52 19 454 6247 -27.7 -40.7 28 13.0 -29.0 345 62 307.6 307.7 284.8 308.5 0.24 20 422 6766 -32.3 -36.5 66 4.2 -32.7 345 63 308.3 308.3 285.2 309.6 0.40 21 400 7140 -34.9 -40.9 54 6.0 -35.4 345 64 309.6 309.7 285.5 310.6 0.27 22 388 7352 -36.7 -44.7 43 8.0 -37.2 310.0 310.0 285.5 310.6 0.18 23 385 7406 -37.3 -45.3 43 8.0 -37.8 309.9 309.9 285.5 310.5 0.17 24 384 7424 -37.3 -45.3 43 8.0 -37.8 310.1 310.1 285.6 310.7 0.17 25 354 7980 -42.3 -46.8 61 4.5 -42.5 310.7 310.7 285.8 311.3 0.16 26 300 9080 -50.5 -57.5 43 7.0 -50.7 314.2 314.2 286.9 314.4 0.05 27 276 9619 -54.7 -57.2 74 2.5 -54.8 315.7 315.7 287.4 315.9 0.06 28 269 9783 -56.1 -60.2 60 4.1 -56.2 316.0 316.0 287.5 316.1 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5327.00 m Freezing level: 953.82 mb = 607.95 m = 1994.55 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 31.36 % Est. max temperature: 6.48 C = 43.67 F Sfc-Lift cond lev (LCL): 960.87 mb = 543.71 m = 1783.82 ft T: 0.56 C 700-500 lapse rate: 4.43 C/km ThetaE index: 3.59 C Layer 925.0- 864.0 mb Conv cond level (CCL): 727.56 mb = 2721.23 m = 8927.80 ft Mean mixing ratio: 2.44 g/kg Conv temperature: 16.45 C = 61.60 F Cap Strength: 18.47 C Lifted Index: 18.51 C Risk: None Lifted Index @300 mb: 21.96 C Lifted Index @700 mb: 8.61 C Showalter Index: 19.09 C Risk: None Total Totals Index: 22.60 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 6.80 C K Index: -34.30 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 5.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.55 J/kg Max Up Vert Vel: 4.81 m/s Conv Inhibition (B-): 5252.95 J/kg Cap Strength: 18.48 C Lift Cond Lev (LCL): 866.38 mb = 1365.71 m = 4480.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 at 24 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 1018 79 310 3 2.3 -1.9 | 206 24 10.2 21.2 1 1000 223 5 17 -1.5 -16.9 | 226 9 6.4 6.2 2 925 849 20 17 -5.8 -16.0 | 196 7 2.1 7.2 3 850 1515 15 9 -2.3 -8.7 | 201 16 5.6 14.5 4 700 3020 345 29 7.5 -28.0 | 287 16 15.4 -4.9 5 500 5550 345 60 15.5 -58.0 | 326 42 23.4 -34.8 6 400 7140 345 64 16.6 -61.8 | 328 46 24.5 -38.7 Wind Parameters Mean winds (0-6000m): 348.9 at 32.6 knts Storm direction: 18.9 at 24.5 knts Shear (0-3000m) pos: 2.3 neg: 3.3 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 80.7 neg: -8.1 tot: 72.6 m^2/s^2 ave: 24.2 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 47.75 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 7 15 216 10| 16.3 0.0 16.3| 30.1 -4.4 25.7 51.4 0.23| 19.6 4.5 1000 13 16 209 9| 6.9 0.0 6.9| 31.1 -8.1 23.1 23.1 0.12| 12.1 1.5 1500 14 14 206 10| 4.6 1.5 6.1| 33.3 -8.1 25.2 16.8 0.12| 9.9 1.2 2000 12 14 207 11| 3.5 1.2 4.6| 47.3 -8.1 39.2 19.6 0.23| 9.2 2.1 2500 8 15 216 10| 2.8 2.4 5.2| 64.7 -8.1 56.7 22.7 0.35| 8.9 3.1 3000 1 17 232 10| 2.3 3.3 5.6| 80.7 -8.1 72.6 24.2 0.39| 8.8 3.4 4000 354 22 260 10| 1.7 4.0 5.7|124.9 -8.1 116.8 29.2 0.44| 8.2 3.6 5000 351 27 286 13| 1.4 4.4 5.8|169.1 -8.1 161.0 32.2 0.44| 7.8 3.4 6000 349 33 302 17| 1.2 4.3 5.4|194.7 -8.1 186.6 31.1 0.43| 7.1 3.1 Wrote GIF file: /home/apache/climate/data/raob//U6629/skewt/U6629.skewt.20250427.00.gif