UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 11 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 96 SFC 982 246 8.4 7.3 93 1.1 7.8 360 3 283.0 284.1 281.8 301.1 6.54 2 925 740 6.6 5.8 95 0.8 6.2 345 13 286.1 287.1 282.8 303.6 6.26 3 850 1430 3.2 1.8 91 1.4 2.5 20 7 289.5 290.4 283.1 304.2 5.13 4 842 1507 3.2 1.8 91 1.4 2.5 18 7 290.3 291.2 283.5 305.1 5.18 5 828 1642 -0.3 -1.0 95 0.7 -0.6 15 7 288.0 288.7 281.4 300.3 4.29 6 756 2369 -1.7 -2.5 94 0.8 -2.1 359 8 294.1 294.8 284.0 306.4 4.21 7 753 2401 -1.7 -7.7 64 6.0 -4.0 358 8 294.4 294.9 282.5 302.9 2.84 8 736 2583 -1.7 -12.7 43 11.0 -5.5 354 8 296.3 296.7 282.3 302.3 1.95 9 731 2637 -1.5 -7.5 64 6.0 -3.9 353 9 297.1 297.7 283.8 306.1 2.97 10 721 2747 -2.3 -5.0 82 2.7 -3.4 350 9 297.4 298.1 284.7 308.4 3.65 11 700 2981 -3.9 -7.2 78 3.3 -5.2 345 9 298.2 298.7 284.5 307.8 3.18 12 623 3886 -10.5 -14.9 70 4.4 -11.9 6 8 300.7 301.1 284.1 306.7 1.93 13 604 4124 -10.3 -14.3 72 4.0 -11.6 11 7 303.6 304.0 285.4 310.2 2.09 14 590 4304 -10.3 -18.3 52 8.0 -12.6 15 7 305.7 305.9 285.5 310.6 1.53 15 578 4462 -10.3 -18.3 52 8.0 -12.7 19 7 307.5 307.8 286.2 312.5 1.56 16 524 5209 -14.5 -19.5 66 5.0 -15.9 37 6 311.2 311.5 287.5 316.3 1.56 17 520 5267 -16.5 -21.5 65 5.0 -17.8 38 5 309.4 309.7 286.6 313.8 1.32 18 500 5560 -18.3 -23.2 65 4.9 -19.4 45 5 310.7 311.0 286.9 314.7 1.18 19 450 6340 -24.9 -29.4 66 4.5 -25.7 90 7 311.9 312.1 286.9 314.5 0.74 20 400 7190 -31.1 -41.1 37 10.0 -32.1 140 9 314.6 314.6 287.2 315.5 0.26 21 389 7386 -32.9 -43.9 32 11.0 -33.8 141 11 314.7 314.8 287.2 315.5 0.20 22 342 8278 -39.1 -47.1 42 8.0 -39.6 148 21 318.1 318.1 288.3 318.7 0.16 23 300 9160 -46.1 -54.1 40 8.0 -46.4 155 31 320.4 320.4 288.9 320.7 0.08 24 262 10041 -54.7 -62.7 37 8.0 -54.8 150 29 320.4 320.4 288.9 320.5 0.03 25 250 10340 -54.1 -62.1 37 8.0 -54.2 125 13 325.6 325.6 290.5 325.8 0.04 26 200 11780 -51.7 -62.7 26 11.0 -52.0 30 15 350.9 350.9 296.8 351.1 0.04 27 185 12285 -50.3 -62.3 23 12.0 -50.7 21 15 361.1 361.1 299.0 361.3 0.05 28 150 13640 -52.7 -66.7 17 14.0 -53.1 355 15 379.3 379.3 302.2 379.4 0.03 29 100 16220 -58.5 -72.5 15 14.0 -58.8 355 3 414.7 414.7 307.1 414.8 0.02 30 70 18460 -59.3 -72.3 17 13.0 -59.7 295 5 457.5 457.5 311.5 457.7 0.03 31 50 20550 -61.7 -74.7 16 13.0 -62.1 295 7 498.1 498.1 314.8 498.3 0.03 32 36 22580 -62.7 -83.7 4 21.0 -63.3 544.6 544.6 317.8 544.6 0.01 TRP 262 10041 -54.7 -62.7 37 8.0 -54.8 150 29 320.4 320.4 288.9 320.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5464.00 m Freezing level: 829.20 mb = 1630.37 m = 5348.91 ft Wetbulb zero: 830.76 mb = 1615.08 m = 5298.75 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 76.85 % Est. max temperature: 14.00 C = 57.20 F Sfc-Lift cond lev (LCL): 965.78 mb = 383.89 m = 1259.47 ft T: 7.90 C 700-500 lapse rate: 5.58 C/km ThetaE index: 4.87 C Layer 828.0- 756.0 mb Conv cond level (CCL): 891.31 mb = 1042.77 m = 3421.11 ft Mean mixing ratio: 6.19 g/kg Conv temperature: 12.92 C = 55.26 F Cap Strength: 9.59 C Lifted Index: 8.63 C Risk: None Lifted Index @300 mb: 12.47 C Lifted Index @700 mb: 3.87 C Showalter Index: 7.81 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.10 C K Index: 20.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 40.60 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.34 J/kg Max Up Vert Vel: 6.83 m/s Conv Inhibition (B-): 28.34 J/kg Cap Strength: 9.47 C Lift Cond Lev (LCL): 917.20 mb = 809.13 m = 2654.60 ft Lev Free Conv (LFC): 832.20 mb = 1601.19 m = 5253.18 ft Equ Level (EL): 802.20 mb = 1894.96 m = 6216.98 ft B at Equ Level: 23.08 J/kg Max Parcel Lev (MPL): 752.20 mb = 2409.15 m = 7903.93 ft Wind level data Storm motion: 36 at 6 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 ---------------------------------------------------------- 0 982 246 360 3 -0.0 -3.0 | 245 4 3.3 1.6 1 925 740 345 13 3.4 -12.6 | 320 10 6.7 -8.0 2 850 1430 20 7 -2.4 -6.6 | 335 2 0.9 -2.0 3 700 2981 345 9 2.3 -8.7 | 306 7 5.6 -4.1 4 500 5560 45 5 -3.5 -3.5 | 168 1 -0.2 1.0 5 400 7190 140 9 -5.8 6.9 | 168 12 -2.5 11.5 6 300 9160 155 31 -13.1 28.1 | 163 34 -9.8 32.7 7 262 10041 150 29 -14.5 25.1 | 159 32 -11.2 29.7 8 250 10340 125 13 -10.6 7.5 | 149 14 -7.3 12.0 9 200 11780 30 15 -7.5 -13.0 | 26 9 -4.2 -8.4 10 150 13640 355 15 1.3 -14.9 | 336 11 4.6 -10.4 11 100 16220 355 3 0.3 -3.0 | 246 4 3.6 1.6 12 70 18460 295 5 4.5 -2.1 | 253 8 7.8 2.5 13 50 20550 295 7 6.3 -3.0 | 260 10 9.7 1.6 Wind Parameters Mean winds (0-6000m): 5.9 at 7.5 knts Storm direction: 35.9 at 5.6 knts Shear (0-3000m) pos: 1.3 neg: 2.2 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 65.6 deg Storm rel helicity (0-3000m) pos: 12.6 neg: -2.8 tot: 9.9 m^2/s^2 ave: 3.3 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 27.88 Bulk Shear: 0.84 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 ------------------------------------------------------------------------------- 500 348 8 303 6| 0.0 10.4 10.4| 7.6 0.0 7.6 15.2 0.59| 10.5 6.2 1000 352 9 316 7| 3.3 5.2 8.4| 11.9 0.0 11.9 11.9 0.48| 8.6 4.2 1500 357 9 319 6| 2.5 3.5 5.9| 11.9 -0.3 11.6 7.8 0.39| 6.7 2.6 2000 360 9 319 5| 1.9 2.9 4.8| 11.9 -1.0 11.0 5.5 0.33| 5.5 1.8 2500 358 8 318 5| 1.5 2.6 4.1| 11.9 -2.1 9.8 3.9 0.27| 4.7 1.3 3000 356 9 316 6| 1.3 2.2 3.4| 12.6 -2.8 9.9 3.3 0.26| 4.2 1.1 4000 357 8 316 5| 1.4 1.6 3.0| 14.0 -2.8 11.2 2.8 0.26| 3.6 1.0 5000 0 8 315 5| 1.4 1.3 2.7| 14.1 -2.8 11.4 2.3 0.23| 3.2 0.7 6000 6 8 319 4| 1.6 1.1 2.7| 14.5 -3.1 11.3 1.9 0.18| 3.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251011.00.gif