UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 25 APR 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 103 SFC 983 247 13.4 3.4 51 10.0 8.3 315 9 288.0 288.8 282.2 302.1 4.97 2 968 376 10.0 0.0 50 10.0 5.4 316 11 285.8 286.5 280.0 297.0 3.95 3 925 751 6.4 -0.6 61 7.0 3.2 320 15 285.9 286.5 280.1 297.1 3.95 4 850 1438 0.6 -4.2 70 4.8 -1.4 300 11 286.8 287.3 279.7 296.3 3.29 5 809 1832 -2.9 -6.9 74 4.0 -4.4 290 16 287.1 287.6 279.2 295.3 2.81 6 748 2449 -6.7 -9.2 82 2.5 -7.6 274 24 289.5 290.0 280.0 297.0 2.54 7 720 2745 -9.3 -22.3 34 13.0 -12.3 266 28 289.8 290.0 277.9 292.6 0.89 8 719 2756 -9.5 -23.5 31 14.0 -12.6 266 28 289.7 289.9 277.7 292.2 0.80 9 700 2963 -9.9 -27.9 21 18.0 -13.5 260 31 291.5 291.6 278.3 293.3 0.55 10 657 3451 -9.7 -29.7 18 20.0 -13.7 260 35 297.1 297.2 280.8 298.7 0.50 11 525 5142 -20.3 -44.3 10 24.0 -22.9 260 47 304.0 304.0 283.2 304.5 0.14 12 500 5500 -23.5 -47.5 9 24.0 -25.7 260 50 304.4 304.4 283.3 304.8 0.10 13 457 6154 -27.5 -41.5 25 14.0 -28.9 262 56 307.3 307.4 284.6 308.1 0.22 14 400 7100 -35.5 -48.5 25 13.0 -36.3 265 64 308.9 308.9 285.1 309.3 0.12 15 363 7768 -41.4 -53.4 26 12.0 -41.9 260 68 309.6 309.6 285.2 309.9 0.07 16 301 9009 -52.9 -62.9 29 10.0 -53.1 265 66 310.5 310.5 285.5 310.6 0.03 17 300 9030 -53.5 -63.5 28 10.0 -53.7 265 66 309.9 309.9 285.3 310.0 0.02 18 274 9608 -57.9 -67.9 27 10.0 -58.0 265 64 311.7 311.7 285.9 311.8 0.02 19 250 10190 -55.5 -65.5 28 10.0 -55.6 255 54 323.6 323.6 289.9 323.6 0.02 20 222 10948 -51.5 -62.5 26 11.0 -51.8 268 41 340.9 340.9 294.6 341.0 0.04 21 200 11620 -51.7 -63.7 22 12.0 -52.0 280 29 350.9 350.9 296.8 351.1 0.04 22 167 12792 -49.9 -68.9 9 19.0 -50.4 261 23 372.5 372.5 301.0 372.6 0.02 23 150 13490 -51.7 -71.7 7 20.0 -52.2 250 19 381.0 381.0 302.4 381.1 0.02 24 100 16110 -54.3 -75.3 6 21.0 -54.9 245 25 422.8 422.8 308.0 422.9 0.01 25 70 18390 -56.7 -78.7 5 22.0 -57.3 260 17 463.1 463.1 312.1 463.1 0.01 26 50 20530 -57.7 -79.7 4 22.0 -58.4 265 11 507.5 507.5 315.5 507.6 0.01 27 30 23760 -58.1 -80.1 4 22.0 -59.2 260 11 586.2 586.3 320.0 586.4 0.02 28 25 24907 -58.5 -80.5 4 22.0 -59.7 616.5 616.5 321.3 616.7 0.02 TRP 274 9608 -57.9 -67.9 27 10.0 -58.0 265 64 311.7 311.7 285.9 311.8 0.02 WND 363 7768 -41.4 -53.4 26 12.0 -41.9 260 68 309.6 309.6 285.2 309.9 0.07 Sounding variables and indices 1000-500 mb thick: 5397.00 m Freezing level: 842.97 mb = 1505.58 m = 4939.50 ft Wetbulb zero: 872.13 mb = 1229.18 m = 4032.70 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 38.88 % Est. max temperature: 12.38 C = 54.28 F Sfc-Lift cond lev (LCL): 845.10 mb = 1484.11 m = 4869.05 ft T: 0.19 C 700-500 lapse rate: 5.36 C/km ThetaE index: 5.08 C Layer 968.0- 925.0 mb Conv cond level (CCL): 815.09 mb = 1772.45 m = 5815.04 ft Mean mixing ratio: 3.94 g/kg Conv temperature: 12.53 C = 54.55 F Cap Strength: 7.51 C Lifted Index: 7.36 C Risk: None Lifted Index @300 mb: 9.00 C Lifted Index @700 mb: 1.10 C Showalter Index: 8.12 C Risk: None Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.30 C K Index: 1.90 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.56 J/kg Max Up Vert Vel: 2.67 m/s Conv Inhibition (B-): 44222.19 J/kg Cap Strength: 7.49 C Lift Cond Lev (LCL): 826.87 mb = 1657.96 m = 5439.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 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 ---------------------------------------------------------- 0 983 247 315 9 6.4 -6.4 | 104 16 -15.3 3.9 1 925 751 320 15 9.6 -11.5 | 84 12 -12.0 -1.2 2 850 1438 300 11 9.5 -5.5 | 112 13 -12.1 4.8 3 700 2963 260 31 30.5 5.4 | 209 18 8.9 15.7 4 500 5500 260 50 49.2 8.7 | 235 33 27.6 19.0 5 400 7100 265 64 63.8 5.6 | 249 45 42.1 15.9 6 363 7768 260 68 67.0 11.8 | 244 50 45.3 22.1 7 300 9030 265 66 65.7 5.8 | 250 47 44.1 16.1 8 274 9608 265 64 63.8 5.6 | 249 45 42.1 15.9 9 250 10190 255 54 52.2 14.0 | 231 39 30.5 24.3 10 200 11620 280 29 28.6 -5.0 | 233 9 6.9 5.3 11 150 13490 250 19 17.9 6.5 | 167 17 -3.8 16.8 12 100 16110 245 25 22.7 10.6 | 183 21 1.0 20.9 13 70 18390 260 17 16.7 3.0 | 160 14 -4.9 13.3 14 50 20530 265 11 11.0 1.0 | 136 16 -10.7 11.3 15 30 23760 260 11 10.8 1.9 | 138 16 -10.8 12.2 Wind Parameters Mean winds (0-6000m): 265.5 at 32.0 knts Storm direction: 295.5 at 24.0 knts Shear (0-3000m) pos: 1.0 neg: 4.9 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 109.9 deg Storm rel helicity (0-3000m) pos: 58.1 neg: -16.9 tot: 41.2 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 92.82 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 ------------------------------------------------------------------------------- 500 318 12 96 14| 6.2 0.0 6.2| 0.0 -16.9 -16.9 -33.8 -0.78| 6.2 -4.8 1000 316 13 95 13| 3.1 2.3 5.4| 13.6 -16.9 -3.3 -3.3 -0.03| 5.4 -0.2 1500 310 13 100 12| 2.1 2.5 4.6| 23.2 -16.9 6.3 4.2 0.17| 5.6 1.0 2000 301 14 108 10| 1.6 3.7 5.2| 36.1 -16.9 19.2 9.6 0.40| 6.2 2.5 2500 289 16 128 8| 1.2 4.7 6.0| 47.9 -16.9 31.0 12.4 0.44| 6.8 3.0 3000 280 19 155 8| 1.0 4.9 6.0| 58.1 -16.9 41.2 13.7 0.43| 6.7 2.8 4000 272 23 189 10| 0.8 4.6 5.4| 85.7 -16.9 68.8 17.2 0.46| 6.0 2.7 5000 267 28 208 13| 0.6 4.4 5.0|113.3 -16.9 96.4 19.3 0.46| 5.6 2.6 6000 265 32 219 16| 1.1 3.7 4.8|162.9 -16.9 145.9 24.3 0.48| 5.4 2.6 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250425.12.gif