UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110400.upa.cvt Date: 0000Z 4 NOV 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 4 NOV 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 139 SFC 987 248 9.6 7.9 89 1.7 8.7 200 7 283.8 285.0 282.4 302.6 6.78 2 948 582 7.0 5.7 91 1.3 6.3 225 18 284.5 285.5 281.9 301.3 6.06 3 925 784 7.2 6.3 94 0.9 6.7 240 25 286.7 287.8 283.4 304.9 6.48 4 866 1326 6.6 5.7 94 0.9 6.1 236 30 291.5 292.7 285.5 310.5 6.64 5 850 1479 6.0 5.2 95 0.8 5.6 235 31 292.4 293.6 285.8 311.2 6.53 6 700 3041 -4.7 -7.4 81 2.7 -5.8 230 35 297.3 297.8 284.1 306.7 3.13 7 500 5610 -19.5 -21.9 81 2.4 -20.1 240 40 309.3 309.5 286.6 313.6 1.32 8 400 7240 -30.5 -33.2 77 2.7 -30.9 240 42 315.3 315.5 287.9 317.4 0.58 9 376 7677 -32.9 -35.5 77 2.6 -33.2 238 46 317.8 317.9 288.6 319.6 0.49 10 301 9198 -45.5 -48.5 72 3.0 -45.6 230 62 320.9 321.0 289.2 321.5 0.16 11 300 9220 -46.3 -49.2 72 2.9 -46.4 230 62 320.1 320.1 288.9 320.6 0.14 12 274 9809 -51.7 -54.7 70 3.0 -51.8 235 66 320.7 320.7 289.0 321.0 0.08 13 251 10365 -56.7 -59.6 70 2.9 -56.7 240 69 321.4 321.5 289.2 321.6 0.05 14 250 10390 -56.9 -59.8 70 2.9 -56.9 240 69 321.5 321.5 289.3 321.7 0.05 15 233 10833 -62.3 -65.1 69 2.8 -62.3 238 65 319.8 319.8 288.7 319.9 0.03 16 210 11472 -66.3 -69.4 65 3.1 -66.3 235 58 323.2 323.2 289.8 323.3 0.02 17 200 11770 -64.1 -67.4 64 3.3 -64.1 240 56 331.2 331.3 292.1 331.3 0.02 18 164 13002 -59.7 -63.1 64 3.4 -59.7 261 39 358.0 358.0 298.4 358.2 0.05 19 150 13560 -60.9 -64.3 64 3.4 -61.0 270 31 365.2 365.2 299.7 365.4 0.04 20 100 16070 -61.9 -66.3 56 4.4 -62.0 290 33 408.1 408.1 306.3 408.4 0.05 21 70 18270 -63.3 -68.3 51 5.0 -63.4 315 31 449.0 449.0 310.8 449.3 0.06 22 50 20320 -66.3 -72.3 43 6.0 -66.5 300 33 487.2 487.3 314.0 487.5 0.04 23 30 23400 -68.1 -75.1 36 7.0 -68.3 295 33 559.0 559.0 318.6 559.3 0.05 24 20 25840 -70.5 -77.5 35 7.0 -70.8 295 35 620.4 620.4 321.5 620.7 0.05 25 17 26805 -70.5 -77.5 35 7.0 -70.8 649.9 649.9 322.7 650.4 0.06 TRP 210 11472 -66.3 -69.4 65 3.1 -66.3 235 58 323.2 323.2 289.8 323.3 0.02 WND 251 10365 -56.7 -59.6 70 2.9 -56.7 240 69 321.4 321.5 289.2 321.6 0.05 Sounding variables and indices 1000-500 mb thick: 5471.00 m Freezing level: 765.89 mb = 2354.89 m = 7725.92 ft Wetbulb zero: 776.29 mb = 2208.82 m = 7246.68 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 85.72 % Est. max temperature: 18.59 C = 65.45 F Sfc-Lift cond lev (LCL): 961.84 mb = 461.56 m = 1514.30 ft T: 7.93 C 700-500 lapse rate: 5.76 C/km ThetaE index: 4.50 C Layer 700.0- 500.0 mb Conv cond level (CCL): 828.61 mb = 1684.01 m = 5524.90 ft Mean mixing ratio: 6.43 g/kg Conv temperature: 18.85 C = 65.92 F Cap Strength: 3.52 C Lifted Index: 6.67 C Risk: None Lifted Index @300 mb: 11.51 C Lifted Index @700 mb: 2.49 C Showalter Index: 2.04 C Risk: Showers probable Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 24.70 C K Index: 28.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 224.29 Risk: None Energy Index: 0.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.67 J/kg Max Up Vert Vel: 7.17 m/s Conv Inhibition (B-): 44029.44 J/kg Cap Strength: 6.38 C Lift Cond Lev (LCL): 919.06 mb = 836.97 m = 2745.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 25 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 ---------------------------------------------------------- 0 987 248 200 7 2.4 6.6 | 101 23 -22.8 4.5 1 925 784 240 25 21.7 12.5 | 161 11 -3.6 10.4 2 850 1479 235 31 25.4 17.8 | 181 16 0.2 15.7 3 700 3041 230 35 26.8 22.5 | 184 20 1.6 20.4 4 500 5610 240 40 34.6 20.0 | 208 20 9.4 17.9 5 400 7240 240 42 36.4 21.0 | 211 22 11.1 18.9 6 300 9220 230 62 47.5 39.9 | 211 44 22.3 37.7 7 251 10365 240 69 59.8 34.5 | 227 47 34.5 32.4 8 250 10390 240 69 59.8 34.5 | 227 47 34.5 32.4 9 210 11472 235 58 47.5 33.3 | 216 38 22.3 31.2 10 200 11770 240 56 48.5 28.0 | 222 35 23.3 25.9 11 150 13560 270 31 31.0 -0.0 | 290 6 5.8 -2.1 12 100 16070 290 33 31.0 -11.3 | 337 15 5.8 -13.4 13 70 18270 315 31 21.9 -21.9 | 8 24 -3.3 -24.0 14 50 20320 300 33 28.6 -16.5 | 350 19 3.3 -18.6 15 30 23400 295 33 29.9 -13.9 | 344 17 4.7 -16.1 16 20 25840 295 35 31.7 -14.8 | 339 18 6.5 -16.9 Wind Parameters Mean winds (0-6000m): 235.2 at 33.8 knts Storm direction: 265.2 at 25.3 knts Shear (0-3000m) pos: 3.2 neg: 2.1 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 85.1 deg Storm rel helicity (0-3000m) pos: 104.5 neg: 0.0 tot: 104.5 m^2/s^2 ave: 34.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 4.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.57 Bulk Shear: 45.24 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 ------------------------------------------------------------------------------- 500 231 15 120 15| 19.2 0.0 19.2| 76.1 0.0 76.1 152.3 0.82| 20.3 16.6 1000 236 21 141 13| 9.6 2.7 12.3| 90.8 0.0 90.8 90.8 0.81| 13.1 10.6 1500 235 24 156 13| 6.4 2.8 9.2| 96.7 0.0 96.7 64.5 0.78| 9.8 7.6 2000 235 26 164 14| 4.8 2.4 7.2| 98.6 0.0 98.6 49.3 0.75| 7.7 5.8 2500 234 28 169 15| 3.8 2.2 6.1|100.3 0.0 100.3 40.1 0.73| 6.5 4.7 3000 233 29 172 15| 3.2 2.1 5.3|104.5 0.0 104.5 34.8 0.71| 5.7 4.1 4000 233 31 178 16| 2.7 1.6 4.3|121.3 0.0 121.3 30.3 0.74| 4.7 3.5 5000 234 32 183 17| 2.5 1.2 3.7|138.6 0.0 138.6 27.7 0.76| 4.1 3.1 6000 235 34 188 17| 2.2 1.1 3.3|147.3 0.0 147.3 24.5 0.76| 3.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251104.00.gif