UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 14 OCT 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 95 SFC 982 243 3.8 2.3 90 1.5 3.1 315 9 278.4 279.2 277.2 291.0 4.60 2 940 595 0.0 -1.4 90 1.4 -0.6 333 8 278.0 278.6 275.7 288.2 3.67 3 925 724 -0.5 -2.3 88 1.8 -1.2 340 7 278.8 279.4 275.9 288.5 3.49 4 850 1395 -4.9 -6.3 90 1.4 -5.4 345 9 281.0 281.5 276.1 289.0 2.80 5 700 2895 -14.7 -17.0 83 2.3 -15.3 335 13 286.2 286.5 276.9 290.5 1.44 6 500 5350 -31.7 -34.4 77 2.7 -32.0 345 17 294.4 294.5 279.4 295.8 0.41 7 478 5669 -33.3 -35.8 78 2.5 -33.6 355 18 296.2 296.3 280.2 297.5 0.38 8 400 6900 -43.1 -46.1 72 3.0 -43.2 35 23 299.0 299.0 281.1 299.5 0.15 9 318 8404 -54.5 -57.8 67 3.3 -54.6 40 31 303.4 303.4 282.8 303.6 0.05 10 300 8780 -50.9 -54.1 69 3.2 -51.0 20 21 313.6 313.6 286.7 313.9 0.08 11 289 9023 -50.1 -53.4 68 3.3 -50.2 15 20 318.1 318.1 288.2 318.5 0.09 12 266 9569 -46.5 -50.4 64 3.9 -46.7 4 17 331.0 331.0 292.2 331.6 0.14 13 250 9980 -46.3 -51.2 57 4.9 -46.6 355 15 337.2 337.3 293.8 337.8 0.14 14 200 11460 -45.3 -54.3 36 9.0 -45.8 15 11 361.0 361.1 299.0 361.6 0.12 15 178 12236 -45.9 -57.9 25 12.0 -46.5 13 10 372.3 372.3 301.0 372.7 0.09 16 150 13370 -47.5 -61.5 19 14.0 -48.2 10 9 388.2 388.2 303.6 388.5 0.06 17 146 13549 -46.5 -61.5 17 15.0 -47.3 9 9 393.0 393.0 304.3 393.3 0.07 18 100 16020 -53.9 -69.9 12 16.0 -54.4 360 13 423.6 423.6 308.2 423.7 0.03 19 73 18033 -54.7 -72.7 9 18.0 -55.4 329 9 461.8 461.8 312.0 461.9 0.03 20 70 18300 -55.9 -73.9 9 18.0 -56.5 325 9 464.8 464.8 312.2 464.9 0.02 21 60 19275 -58.9 -76.9 8 18.0 -59.4 336 8 479.0 479.0 313.4 479.1 0.02 22 50 20420 -58.9 -76.9 8 18.0 -59.5 350 7 504.7 504.7 315.3 504.8 0.02 23 30 23620 -60.1 -78.1 8 18.0 -60.9 320 11 580.8 580.8 319.7 581.0 0.03 24 20 26150 -59.5 -78.5 7 19.0 -60.8 295 15 654.0 654.1 322.9 654.4 0.04 25 19 26471 -60.3 -78.3 8 18.0 -61.6 295 17 661.2 661.2 323.1 661.6 0.05 26 10 30550 -52.3 -72.3 7 20.0 -56.6 290 38 824.3 824.4 327.9 826.6 0.22 27 9.7 30747 -51.3 -71.3 7 20.0 -56.0 835.3 835.4 328.1 838.0 0.26 TRP 318 8404 -54.5 -57.8 67 3.3 -54.6 40 31 303.4 303.4 282.8 303.6 0.05 WND Sounding variables and indices 1000-500 mb thick: 5255.00 m Freezing level: 940.00 mb = 595.23 m = 1952.85 ft Wetbulb zero: 946.44 mb = 540.14 m = 1772.07 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 83.64 % Est. max temperature: 6.99 C = 44.58 F Sfc-Lift cond lev (LCL): 959.43 mb = 430.13 m = 1411.17 ft T: 1.78 C 700-500 lapse rate: 6.92 C/km ThetaE index: 2.83 C Layer 940.0- 925.0 mb Conv cond level (CCL): 898.63 mb = 953.49 m = 3128.20 ft Mean mixing ratio: 3.67 g/kg Conv temperature: 4.97 C = 40.94 F Cap Strength: 1.60 C Lifted Index: 5.31 C Risk: None Lifted Index @300 mb: 17.52 C Lifted Index @700 mb: 1.60 C Showalter Index: 5.31 C Risk: None Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 25.40 C K Index: 18.20 Risk: < 20 % chance of thunderstorms Sweat Index: 99.00 Risk: None Energy Index: 1.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.71 J/kg Max Up Vert Vel: 4.17 m/s Conv Inhibition (B-): 54866.21 J/kg Cap Strength: 5.07 C Lift Cond Lev (LCL): 909.33 mb = 859.61 m = 2820.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 10 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 ---------------------------------------------------------- 0 982 243 315 9 6.4 -6.4 | 249 9 8.8 3.3 1 925 724 340 7 2.4 -6.6 | 237 6 4.8 3.1 2 850 1395 345 9 2.3 -8.7 | 258 5 4.8 1.0 3 700 2895 335 13 5.5 -11.8 | 285 8 7.9 -2.1 4 500 5350 345 17 4.4 -16.4 | 315 10 6.8 -6.7 5 400 6900 35 23 -13.2 -18.8 | 50 14 -10.8 -9.1 6 318 8404 40 31 -19.9 -23.7 | 51 22 -17.5 -14.0 7 300 8780 20 21 -7.2 -19.7 | 25 11 -4.8 -10.0 8 250 9980 355 15 1.3 -14.9 | 325 6 3.7 -5.2 9 200 11460 15 11 -2.8 -10.6 | 25 1 -0.4 -0.9 10 150 13370 10 9 -1.6 -8.9 | 226 1 0.9 0.8 11 100 16020 360 13 -0.0 -13.0 | 324 4 2.4 -3.3 12 70 18300 325 9 5.2 -7.4 | 253 8 7.6 2.3 13 50 20420 350 7 1.2 -6.9 | 232 5 3.6 2.8 14 30 23620 320 11 7.1 -8.4 | 262 10 9.5 1.3 15 20 26150 295 15 13.6 -6.3 | 258 16 16.0 3.4 16 10 30550 290 38 35.7 -13.0 | 275 38 38.1 -3.3 Wind Parameters Mean winds (0-6000m): 344.0 at 13.3 knts Storm direction: 14.0 at 10.0 knts Shear (0-3000m) pos: 0.8 neg: 0.7 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 40.0 deg Storm rel helicity (0-3000m) pos: 8.5 neg: -2.6 tot: 5.9 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 1.9 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.70 Bulk Shear: 5.13 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 ------------------------------------------------------------------------------- 500 326 8 246 7| 4.1 0.0 4.1| 0.0 -2.6 -2.6 -5.1 -0.35| 4.1 -1.4 1000 334 8 246 6| 2.3 0.0 2.3| 2.0 -2.6 -0.6 -0.6 0.00| 2.9 0.0 1500 338 8 250 6| 1.5 0.5 2.0| 3.8 -2.6 1.2 0.8 0.19| 2.4 0.5 2000 339 9 256 6| 1.1 0.7 1.9| 5.3 -2.6 2.8 1.4 0.27| 2.2 0.6 2500 338 10 262 6| 0.9 0.9 1.8| 6.7 -2.6 4.1 1.7 0.31| 2.1 0.6 3000 338 10 267 6| 0.8 0.7 1.5| 8.5 -2.6 5.9 2.0 0.35| 1.9 0.7 4000 338 11 276 7| 0.8 0.6 1.3| 12.7 -2.6 10.1 2.5 0.44| 1.7 0.7 5000 339 12 285 7| 0.8 0.4 1.3| 17.2 -2.6 14.6 2.9 0.51| 1.5 0.8 6000 344 13 297 7| 1.5 0.4 1.9| 42.8 -2.6 40.3 6.7 0.70| 2.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251014.00.gif