UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060412.upa.cvt Date: 1200Z 4 JUN 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 4 JUN 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 142 SFC 988 246 21.4 4.4 33 17.0 12.1 290 11 295.6 296.5 285.7 311.1 5.30 2 973 378 18.6 2.6 34 16.0 10.2 296 12 294.0 294.9 284.5 307.9 4.74 3 925 808 14.4 1.4 41 13.0 7.8 315 15 294.0 294.9 284.4 307.4 4.57 4 850 1511 5.8 -2.2 56 8.0 2.2 325 13 292.2 292.9 282.8 303.4 3.82 5 812 1882 2.0 -4.0 64 6.0 -0.6 330 14 292.0 292.7 282.3 302.3 3.50 6 755 2465 -0.7 -3.9 79 3.2 -2.1 337 17 295.3 295.9 284.0 306.5 3.79 7 743 2593 -1.1 -4.8 76 3.7 -2.7 339 17 296.2 296.8 284.1 306.9 3.60 8 700 3066 -3.1 -30.1 10 27.0 -9.1 345 19 299.1 299.1 281.5 300.5 0.45 9 694 3134 -3.1 -31.1 9 28.0 -9.2 345 19 299.8 299.9 281.8 301.2 0.41 10 633 3856 -6.3 -35.3 8 29.0 -11.9 346 23 304.1 304.2 283.5 305.2 0.30 11 500 5650 -19.7 -41.7 12 22.0 -22.5 350 33 309.0 309.1 285.2 309.7 0.20 12 478 5983 -21.1 -40.1 16 19.0 -23.6 349 34 311.3 311.3 286.1 312.2 0.24 13 400 7270 -30.9 -51.9 11 21.0 -32.3 345 40 314.8 314.8 287.1 315.1 0.08 14 376 7705 -33.7 -53.7 12 20.0 -34.9 345 43 316.7 316.8 287.8 317.0 0.07 15 300 9240 -46.9 -63.9 13 17.0 -47.3 345 52 319.3 319.3 288.5 319.3 0.02 16 295 9352 -48.3 -64.3 14 16.0 -48.7 344 53 318.8 318.8 288.4 318.9 0.02 17 263 10110 -52.3 -67.6 14 15.3 -52.6 335 60 323.5 323.5 289.9 323.6 0.02 18 253 10363 -53.7 -68.7 14 15.0 -53.9 335 56 325.1 325.1 290.3 325.2 0.01 19 252 10388 -53.7 -68.7 14 15.0 -53.9 335 56 325.5 325.5 290.5 325.5 0.01 20 250 10440 -53.5 -68.5 14 15.0 -53.7 335 56 326.5 326.5 290.7 326.6 0.02 21 231 10950 -49.7 -64.7 16 15.0 -50.1 328 46 339.8 339.8 294.3 339.9 0.03 22 212 11510 -48.5 -64.5 14 16.0 -49.0 320 36 350.1 350.1 296.7 350.2 0.03 23 200 11890 -50.3 -67.3 12 17.0 -50.7 315 29 353.1 353.1 297.3 353.2 0.02 24 190 12224 -51.5 -69.5 10 18.0 -51.9 310 28 356.4 356.4 298.0 356.5 0.02 25 178 12651 -48.3 -68.3 8 20.0 -48.9 303 27 368.4 368.4 300.3 368.5 0.02 26 150 13770 -51.5 -73.5 6 22.0 -52.0 285 23 381.3 381.3 302.5 381.4 0.01 27 100 16390 -53.9 -76.9 4 23.0 -54.5 265 13 423.6 423.6 308.2 423.6 0.01 28 70 18680 -55.1 -78.1 4 23.0 -55.8 240 7 466.5 466.5 312.4 466.6 0.01 29 50 20830 -54.7 -77.7 4 23.0 -55.7 165 9 514.6 514.6 315.9 514.7 0.02 30 36 22938 -53.9 -76.9 4 23.0 -55.4 136 8 567.3 567.3 319.0 567.5 0.03 31 30 24120 -50.3 -74.3 4 24.0 -52.7 120 7 607.5 607.5 321.0 607.9 0.05 32 20 26770 -47.5 -71.5 5 24.0 -51.6 105 11 690.8 690.8 324.1 691.8 0.12 33 13 29651 -42.1 -67.1 5 25.0 -49.7 800.1 800.2 327.3 803.6 0.35 TRP 253 10363 -53.7 -68.7 14 15.0 -53.9 335 56 325.1 325.1 290.3 325.2 0.01 WND 263 10110 -52.3 -67.6 14 15.3 -52.6 335 60 323.5 323.5 289.9 323.6 0.02 Sounding variables and indices 1000-500 mb thick: 5508.00 m Freezing level: 769.78 mb = 2314.03 m = 7591.87 ft Wetbulb zero: 819.81 mb = 1804.26 m = 5919.43 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 31.74 % Est. max temperature: 18.01 C = 64.42 F Sfc-Lift cond lev (LCL): 767.05 mb = 2338.33 m = 7671.58 ft T: -0.11 C 700-500 lapse rate: 6.42 C/km ThetaE index: 8.81 C Layer 973.0- 755.0 mb Conv cond level (CCL): 726.88 mb = 2767.06 m = 9078.17 ft Mean mixing ratio: 4.61 g/kg Conv temperature: 23.06 C = 73.51 F Cap Strength: 4.29 C Lifted Index: 4.25 C Risk: None Lifted Index @300 mb: 8.51 C Lifted Index @700 mb: 2.27 C Showalter Index: 6.88 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 17.50 C K Index: -3.70 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 1.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.32 J/kg Max Up Vert Vel: 10.23 m/s Conv Inhibition (B-): 48607.35 J/kg Cap Strength: 4.32 C Lift Cond Lev (LCL): 761.45 mb = 2397.12 m = 7864.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 16 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 ---------------------------------------------------------- 0 988 246 290 11 10.3 -3.8 | 228 18 13.8 12.2 1 925 808 315 15 10.6 -10.6 | 249 15 14.0 5.4 2 850 1511 325 13 7.5 -10.6 | 244 12 10.9 5.3 3 700 3066 345 19 4.9 -18.4 | 286 9 8.3 -2.4 4 500 5650 350 33 5.7 -32.5 | 331 19 9.2 -16.5 5 400 7270 345 40 10.4 -38.6 | 329 27 13.8 -22.6 6 300 9240 345 52 13.5 -50.2 | 334 38 16.9 -34.2 7 263 10110 335 60 25.4 -54.4 | 323 48 28.8 -38.4 8 253 10363 335 56 23.7 -50.8 | 322 44 27.1 -34.8 9 250 10440 335 56 23.7 -50.8 | 322 44 27.1 -34.8 10 200 11890 315 29 20.5 -20.5 | 281 24 23.9 -4.5 11 150 13770 285 23 22.2 -6.0 | 249 28 25.6 10.0 12 100 16390 265 13 13.0 1.1 | 224 24 16.4 17.1 13 70 18680 240 7 6.1 3.5 | 206 22 9.5 19.5 14 50 20830 165 9 -2.3 8.7 | 183 25 1.1 24.7 15 30 24120 120 7 -6.1 3.5 | 172 20 -2.6 19.5 16 20 26770 105 11 -10.6 2.8 | 159 20 -7.2 18.8 Wind Parameters Mean winds (0-6000m): 342.1 at 21.8 knts Storm direction: 12.1 at 16.4 knts Shear (0-3000m) pos: 2.8 neg: 0.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 63.1 deg Storm rel helicity (0-3000m) pos: 48.6 neg: -3.6 tot: 45.0 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.92 Bulk Shear: 27.24 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 ------------------------------------------------------------------------------- 500 303 13 237 17| 6.2 0.0 6.2| 24.2 0.0 24.2 48.4 0.88| 6.3 5.5 1000 311 14 243 15| 3.7 0.0 3.7| 26.8 -2.2 24.6 24.6 0.61| 4.5 2.8 1500 315 14 244 14| 2.9 0.0 2.9| 29.5 -3.6 25.9 17.3 0.53| 3.8 2.0 2000 320 14 246 14| 2.9 0.0 2.9| 36.1 -3.6 32.5 16.2 0.60| 3.5 2.1 2500 325 14 250 13| 2.8 0.0 2.8| 42.5 -3.6 38.9 15.5 0.65| 3.3 2.2 3000 329 15 255 12| 2.8 0.0 2.8| 48.6 -3.6 45.0 15.0 0.69| 3.3 2.3 4000 335 17 267 11| 2.8 0.0 2.8| 60.4 -3.6 56.8 14.2 0.71| 3.2 2.2 5000 339 19 282 11| 2.8 0.0 2.8| 73.2 -3.6 69.6 13.9 0.69| 3.1 2.1 6000 342 22 295 11| 2.5 0.2 2.7| 78.7 -4.8 73.9 12.3 0.62| 3.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250604.12.gif