UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 8 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 194 70 1 SFC 994 245 13.2 7.2 67 6.0 9.9 70 1 286.8 288.0 283.4 304.9 6.41 2 963 509 9.2 4.2 71 5.0 6.7 81 3 285.4 286.3 281.5 300.5 5.37 3 925 842 7.2 2.6 73 4.6 4.9 95 5 286.7 287.5 281.7 300.8 4.99 4 850 1533 3.2 -1.1 73 4.3 1.3 135 9 289.5 290.2 282.0 301.5 4.15 5 766 2368 -2.3 -5.1 81 2.8 -3.4 181 7 292.3 292.9 282.3 302.4 3.41 6 762 2410 -2.5 -5.3 81 2.8 -3.6 183 7 292.5 293.1 282.4 302.5 3.38 7 731 2740 -1.9 -7.9 63 6.0 -4.3 201 6 296.7 297.2 283.5 305.4 2.88 8 721 2850 -2.3 -9.3 59 7.0 -5.0 207 6 297.4 297.9 283.5 305.4 2.62 9 700 3084 -3.7 -9.7 63 6.0 -6.0 220 5 298.4 298.9 284.0 306.4 2.61 10 688 3220 -4.3 -10.3 63 6.0 -6.5 220 6 299.2 299.7 284.2 307.0 2.54 11 641 3775 -4.5 -11.5 58 7.0 -7.1 219 8 305.1 305.5 286.4 312.9 2.47 12 578 4578 -10.3 -17.3 56 7.0 -12.5 217 12 307.5 307.8 286.4 313.0 1.70 13 530 5240 -12.9 -18.9 61 6.0 -14.7 216 15 312.1 312.4 287.9 317.4 1.62 14 500 5680 -16.9 -22.9 60 6.0 -18.4 215 17 312.4 312.7 287.6 316.5 1.21 15 494 5771 -18.3 -24.3 59 6.0 -19.7 216 17 311.8 312.0 287.2 315.4 1.08 16 465 6221 -21.1 -26.1 64 5.0 -22.1 222 20 313.8 313.9 287.8 317.1 0.98 17 400 7320 -28.5 -36.5 46 8.0 -29.5 235 25 317.9 318.0 288.6 319.5 0.42 18 378 7725 -30.5 -38.5 45 8.0 -31.4 234 30 320.5 320.6 289.3 321.8 0.36 19 338 8508 -38.9 -47.9 38 9.0 -39.5 232 40 319.5 319.5 288.8 320.0 0.15 20 310 9099 -41.9 -50.9 37 9.0 -42.3 231 47 323.3 323.3 289.9 323.7 0.11 21 300 9320 -44.7 -53.7 36 9.0 -45.1 230 50 322.4 322.4 289.6 322.7 0.09 22 270 10015 -52.1 -61.1 33 9.0 -52.3 236 52 321.5 321.5 289.2 321.6 0.04 23 250 10510 -55.5 -64.5 32 9.0 -55.6 240 54 323.6 323.6 289.9 323.7 0.03 24 244 10664 -55.5 -64.5 32 9.0 -55.6 245 60 325.9 325.9 290.6 326.0 0.03 25 200 11930 -55.1 -64.1 32 9.0 -55.3 185 23 345.5 345.5 295.7 345.7 0.03 26 150 13770 -54.5 -66.5 21 12.0 -54.8 240 13 376.2 376.2 301.6 376.3 0.03 27 104 16092 -56.5 -69.5 18 13.0 -56.9 235 11 413.9 413.9 307.0 414.1 0.03 28 100 16340 -56.9 -68.9 21 12.0 -57.2 235 11 417.8 417.8 307.4 418.0 0.04 29 70 18590 -59.3 -77.3 8 18.0 -59.7 230 13 457.5 457.5 311.5 457.6 0.01 30 50 20690 -61.3 -79.3 7 18.0 -61.7 499.0 499.0 314.9 499.1 0.01 31 49 20815 -61.3 -79.3 7 18.0 -61.8 501.9 501.9 315.1 502.0 0.02 TRP 250 10510 -55.5 -64.5 32 9.0 -55.6 240 54 323.6 323.6 289.9 323.7 0.03 WND 244 10664 -55.5 -64.5 32 9.0 -55.6 245 60 325.9 325.9 290.6 326.0 0.03 Sounding variables and indices 1000-500 mb thick: 5486.00 m Freezing level: 801.13 mb = 2019.06 m = 6624.12 ft Wetbulb zero: 827.60 mb = 1747.45 m = 5733.05 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 65.80 % Est. max temperature: 16.04 C = 60.88 F Sfc-Lift cond lev (LCL): 908.01 mb = 993.49 m = 3259.43 ft T: 6.32 C 700-500 lapse rate: 5.08 C/km ThetaE index: 4.37 C Layer 963.0- 925.0 mb Conv cond level (CCL): 827.85 mb = 1744.97 m = 5724.91 ft Mean mixing ratio: 5.27 g/kg Conv temperature: 16.57 C = 61.83 F Cap Strength: 11.57 C Lifted Index: 11.15 C Risk: None Lifted Index @300 mb: 14.99 C Lifted Index @700 mb: 4.95 C Showalter Index: 11.03 C Risk: None Total Totals Index: 35.90 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 15.80 C K Index: 13.00 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.66 J/kg Max Up Vert Vel: 3.91 m/s Conv Inhibition (B-): 26219.60 J/kg Cap Strength: 11.53 C Lift Cond Lev (LCL): 875.18 mb = 1294.41 m = 4246.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 7 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 ---------------------------------------------------------- 0 994 245 70 1 -0.9 -0.3 | 53 8 -6.4 -4.8 1 925 842 95 5 -5.0 0.4 | 69 11 -10.5 -4.1 2 850 1533 135 9 -6.4 6.4 | 99 12 -11.9 1.9 3 700 3084 220 5 3.2 3.8 | 74 2 -2.3 -0.7 4 500 5680 215 17 9.8 13.9 | 204 10 4.3 9.4 5 400 7320 235 25 20.5 14.3 | 237 18 15.0 9.8 6 300 9320 230 50 38.3 32.1 | 230 43 32.8 27.6 7 250 10510 240 54 46.8 27.0 | 241 47 41.3 22.5 8 244 10664 245 60 54.4 25.4 | 247 53 48.9 20.9 9 200 11930 185 23 2.0 22.9 | 169 19 -3.5 18.4 10 150 13770 240 13 11.3 6.5 | 251 6 5.8 2.0 11 100 16340 235 11 9.0 6.3 | 243 4 3.5 1.8 12 70 18590 230 13 10.0 8.4 | 229 6 4.5 3.9 Wind Parameters Mean winds (0-6000m): 200.7 at 9.5 knts Storm direction: 230.7 at 7.1 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 34.6 deg Storm rel helicity (0-3000m) pos: 33.1 neg: -1.6 tot: 31.6 m^2/s^2 ave: 10.5 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.51 Bulk Shear: 15.14 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 90 3 61 9| 3.5 0.0 3.5| 5.4 0.0 5.4 10.8 0.61| 3.6 2.2 1000 101 4 69 10| 3.5 0.0 3.5| 17.4 0.0 17.4 17.4 0.79| 3.9 3.1 1500 119 6 80 11| 2.8 0.0 2.8| 29.7 0.0 29.7 19.8 0.80| 4.2 3.4 2000 131 6 88 10| 1.9 0.0 1.9| 32.8 0.0 32.8 16.4 0.69| 4.2 2.9 2500 139 6 92 10| 1.4 0.0 1.4| 33.0 -0.6 32.4 13.0 0.55| 4.1 2.2 3000 145 6 94 9| 1.1 0.0 1.1| 33.1 -1.6 31.6 10.5 0.44| 3.8 1.7 4000 171 7 107 7| 0.9 0.6 1.4| 34.8 -1.6 33.3 8.3 0.49| 3.4 1.7 5000 190 8 128 5| 0.7 1.0 1.6| 36.3 -1.6 34.7 6.9 0.45| 3.2 1.5 6000 201 9 154 5| 0.8 1.0 1.8| 44.5 -1.6 42.9 7.2 0.46| 3.2 1.4 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251008.12.gif