UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 7 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 174 45 1 SFC 992 240 8.4 5.4 81 3.0 6.9 45 1 282.2 283.2 280.4 297.9 5.67 2 974 392 9.4 7.0 85 2.4 8.1 35 2 284.7 285.8 282.4 302.7 6.46 3 925 817 5.6 1.2 73 4.4 3.5 5 5 285.0 285.8 280.3 297.8 4.51 4 850 1501 1.0 -3.1 74 4.1 -0.7 310 5 287.2 287.8 280.2 297.5 3.58 5 783 2158 -3.1 -5.5 83 2.4 -4.0 274 4 289.6 290.2 280.9 299.1 3.24 6 742 2584 -3.5 -4.7 91 1.2 -4.0 251 4 293.7 294.3 283.1 304.4 3.63 7 731 2702 -4.9 -6.1 91 1.2 -5.4 244 3 293.4 294.0 282.7 303.2 3.31 8 720 2822 -5.9 -9.2 77 3.3 -7.1 237 3 293.6 294.0 282.0 301.5 2.64 9 705 2987 -5.9 -16.9 41 11.0 -9.1 228 3 295.3 295.6 281.3 299.8 1.44 10 700 3043 -6.1 -17.1 41 11.0 -9.3 225 3 295.7 296.0 281.4 300.2 1.43 11 660 3502 -6.5 -21.5 29 15.0 -10.5 219 6 300.3 300.5 282.8 303.6 1.04 12 643 3706 -6.9 -18.9 38 12.0 -10.4 216 7 302.1 302.3 284.0 306.4 1.33 13 636 3791 -7.7 -15.7 53 8.0 -10.2 215 8 302.1 302.5 284.4 307.7 1.77 14 587 4410 -11.3 -19.3 52 8.0 -13.5 207 11 304.9 305.2 285.1 309.5 1.41 15 544 4988 -15.1 -17.9 79 2.8 -15.9 199 15 307.1 307.5 286.3 312.7 1.72 16 500 5620 -19.3 -24.0 66 4.7 -20.4 190 19 309.5 309.7 286.5 313.2 1.10 17 485 5846 -20.3 -24.6 68 4.3 -21.2 191 21 311.0 311.2 286.9 314.6 1.07 18 400 7240 -32.5 -36.2 70 3.7 -32.9 200 35 312.7 312.8 286.8 314.3 0.43 19 378 7637 -35.5 -39.0 70 3.5 -35.8 202 41 313.9 314.0 287.1 315.1 0.34 20 351 8150 -37.7 -41.8 65 4.1 -38.0 205 48 317.6 317.7 288.3 318.7 0.28 21 300 9210 -48.1 -53.1 56 5.0 -48.3 210 64 317.6 317.6 288.1 317.9 0.09 22 297 9276 -48.7 -53.7 56 5.0 -48.8 210 64 317.6 317.6 288.1 318.0 0.09 23 252 10339 -55.2 -59.7 57 4.5 -55.3 210 69 323.3 323.3 289.8 323.5 0.05 24 250 10390 -55.5 -60.0 57 4.5 -55.6 210 66 323.6 323.6 289.9 323.7 0.05 25 242 10598 -56.1 -60.9 55 4.8 -56.2 215 52 325.7 325.7 290.5 325.9 0.04 26 200 11820 -54.7 -59.7 54 5.0 -54.8 210 36 346.1 346.2 295.8 346.4 0.06 27 175 12677 -53.5 -58.5 54 5.0 -53.7 361.6 361.6 299.1 362.0 0.08 TRP 242 10598 -56.1 -60.9 55 4.8 -56.2 215 52 325.7 325.7 290.5 325.9 0.04 WND 252 10339 -55.2 -59.7 57 4.5 -55.3 210 69 323.3 323.3 289.8 323.5 0.05 Sounding variables and indices 1000-500 mb thick: 5446.00 m Freezing level: 833.66 mb = 1661.20 m = 5450.05 ft Wetbulb zero: 863.01 mb = 1378.13 m = 4521.38 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 67.03 % Est. max temperature: 13.67 C = 56.60 F Sfc-Lift cond lev (LCL): 947.62 mb = 618.05 m = 2027.69 ft T: 7.38 C 700-500 lapse rate: 5.12 C/km ThetaE index: 5.18 C Layer 925.0- 783.0 mb Conv cond level (CCL): 869.63 mb = 1316.32 m = 4318.60 ft Mean mixing ratio: 5.18 g/kg Conv temperature: 12.81 C = 55.06 F Cap Strength: 9.14 C Lifted Index: 10.09 C Risk: None Lifted Index @300 mb: 12.99 C Lifted Index @700 mb: 3.67 C Showalter Index: 11.44 C Risk: None Total Totals Index: 36.50 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 16.20 C K Index: 6.20 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.32 J/kg Max Up Vert Vel: 3.83 m/s Conv Inhibition (B-): 5682.46 J/kg Cap Strength: 10.04 C Lift Cond Lev (LCL): 892.99 mb = 1101.92 m = 3615.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 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 ---------------------------------------------------------- 0 992 240 45 1 -0.7 -0.7 | 52 8 -6.1 -4.7 1 925 817 5 5 -0.4 -5.0 | 33 11 -5.8 -9.0 2 850 1501 310 5 3.8 -3.2 | 12 7 -1.6 -7.2 3 700 3043 225 3 2.1 2.1 | 60 4 -3.3 -1.9 4 500 5620 190 19 3.3 18.7 | 172 15 -2.1 14.7 5 400 7240 200 35 12.0 32.9 | 193 30 6.6 28.9 6 300 9210 210 64 32.0 55.4 | 207 58 26.6 51.4 7 252 10339 210 69 34.5 59.8 | 208 63 29.1 55.7 8 250 10390 210 66 33.0 57.2 | 207 60 27.6 53.1 9 242 10598 215 52 29.8 42.6 | 212 46 24.4 38.6 10 200 11820 210 36 18.0 31.2 | 205 30 12.6 27.1 Wind Parameters Mean winds (0-6000m): 203.3 at 9.0 knts Storm direction: 233.3 at 6.7 knts Shear (0-3000m) pos: 0.0 neg: 0.9 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 18.3 deg Storm rel helicity (0-3000m) pos: 3.8 neg: -16.8 tot: -13.1 m^2/s^2 ave: -4.4 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 2.9 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 18.01 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 12 3 42 9| 0.0 3.8 3.8| 0.0 -6.5 -6.5 -13.0 -0.67| 4.0 -2.7 1000 359 4 34 9| 0.0 2.5 2.5| 0.0 -14.3 -14.3 -14.3 -0.74| 3.8 -2.9 1500 341 4 27 9| 0.0 1.7 1.7| 0.0 -16.8 -16.8 -11.2 -0.64| 3.6 -2.3 2000 327 4 22 8| 0.0 1.2 1.2| 0.8 -16.8 -16.0 -8.0 -0.48| 3.3 -1.6 2500 317 4 20 8| 0.0 0.9 0.9| 2.4 -16.8 -14.4 -5.8 -0.30| 3.0 -0.9 3000 309 4 19 7| 0.0 0.9 0.9| 3.8 -16.8 -13.1 -4.4 -0.17| 2.9 -0.5 4000 263 5 10 3| 0.0 1.5 1.5| 6.5 -16.8 -10.3 -2.6 0.06| 3.0 0.2 5000 220 7 132 2| 0.0 1.8 1.8| 6.8 -18.3 -11.4 -2.3 0.03| 3.1 0.1 6000 203 9 156 5| 0.4 1.8 2.2| 20.3 -20.6 -0.2 -0.0 0.08| 3.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251007.00.gif