UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 20 APR 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 126 SFC 986 249 24.0 2.0 24 22.0 12.2 200 7 298.4 299.2 285.9 311.7 4.48 2 960 479 19.4 -2.6 22 22.0 8.8 210 10 296.0 296.6 283.7 305.8 3.28 3 925 796 16.4 -4.6 23 21.0 6.8 225 13 296.1 296.6 283.4 304.9 2.93 4 850 1507 9.2 -7.8 29 17.0 2.1 220 9 295.8 296.2 282.7 303.3 2.50 5 790 2106 3.4 -8.6 41 12.0 -1.3 222 15 295.8 296.3 282.8 303.5 2.52 6 773 2282 1.8 -11.2 37 13.0 -3.0 222 17 296.0 296.3 282.3 302.4 2.10 7 729 2752 0.2 -29.8 8 30.0 -6.9 224 22 299.2 299.3 281.6 300.7 0.44 8 710 2963 -0.7 -26.7 12 26.0 -7.3 225 24 300.5 300.6 282.4 302.5 0.61 9 700 3076 -1.7 -25.7 14 24.0 -7.8 225 25 300.6 300.7 282.5 302.8 0.67 10 564 4749 -13.1 -45.1 5 32.0 -17.4 215 17 306.3 306.4 284.1 306.8 0.12 11 500 5650 -20.5 -49.5 6 29.0 -23.4 210 13 308.0 308.1 284.7 308.4 0.08 12 454 6357 -25.7 -54.7 5 29.0 -27.8 225 10 310.1 310.2 285.4 310.3 0.05 13 400 7260 -33.3 -48.3 21 15.0 -34.3 245 7 311.7 311.7 286.1 312.2 0.12 14 354 8110 -39.7 -51.7 27 12.0 -40.3 241 9 314.2 314.2 286.9 314.5 0.09 15 350 8188 -40.3 -52.3 27 12.0 -40.9 240 9 314.4 314.4 287.0 314.7 0.09 16 316 8877 -47.5 -59.5 24 12.0 -47.8 237 10 313.7 313.7 286.7 313.9 0.04 17 300 9220 -49.5 -60.5 26 11.0 -49.8 235 11 315.6 315.6 287.3 315.7 0.04 18 250 10390 -57.1 -69.1 20 12.0 -57.2 300 13 321.2 321.2 289.1 321.2 0.01 19 230 10916 -59.5 -71.5 20 12.0 -59.6 210 25 325.3 325.3 290.3 325.3 0.01 20 200 11800 -56.3 -69.3 18 13.0 -56.5 270 11 343.6 343.6 295.2 343.7 0.02 21 180 12478 -51.3 -65.3 17 14.0 -51.7 263 12 362.3 362.3 299.2 362.4 0.03 22 150 13660 -52.5 -70.5 10 18.0 -52.9 250 15 379.6 379.6 302.2 379.7 0.02 23 100 16250 -56.3 -78.3 5 22.0 -56.8 260 9 418.9 418.9 307.6 419.0 0.01 24 70 18510 -56.3 -78.3 5 22.0 -56.9 295 5 463.9 463.9 312.1 464.0 0.01 25 50 20640 -56.7 -78.7 5 22.0 -57.5 335 5 509.9 509.9 315.7 510.0 0.02 26 47 21033 -57.5 -79.5 4 22.0 -58.3 339 6 517.0 517.1 316.1 517.1 0.02 27 30 23890 -55.5 -77.5 5 22.0 -56.9 10 17 593.3 593.3 320.3 593.6 0.03 28 22 25872 -53.5 -76.5 4 23.0 -55.8 10 15 654.3 654.4 322.9 654.8 0.05 29 20 26480 -56.1 -78.1 5 22.0 -58.0 10 15 664.5 664.5 323.2 664.8 0.05 30 18 27146 -58.3 -80.3 4 22.0 -60.0 677.8 677.9 323.7 678.1 0.04 31 14 28735 -56.3 -78.3 5 22.0 -58.7 735.1 735.2 325.5 735.7 0.06 TRP 230 10916 -59.5 -71.5 20 12.0 -59.6 210 25 325.3 325.3 290.3 325.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5524.00 m Freezing level: 724.78 mb = 2798.92 m = 9182.70 ft Wetbulb zero: 813.05 mb = 1870.68 m = 6137.31 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 17.06 % Est. max temperature: 21.47 C = 70.64 F Sfc-Lift cond lev (LCL): 711.28 mb = 2948.65 m = 9673.95 ft T: -0.64 C 700-500 lapse rate: 7.30 C/km ThetaE index: 8.38 C Layer 960.0- 790.0 mb Conv cond level (CCL): 609.95 mb = 4142.67 m = 13591.27 ft Mean mixing ratio: 3.18 g/kg Conv temperature: 29.93 C = 85.88 F Cap Strength: 4.81 C Lifted Index: 4.50 C Risk: None Lifted Index @300 mb: 7.05 C Lifted Index @700 mb: 3.88 C Showalter Index: 6.14 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 29.70 C Cross Totals Index: 12.70 C K Index: -2.10 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 1.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.06 J/kg Max Up Vert Vel: 6.94 m/s Conv Inhibition (B-): 45703.02 J/kg Cap Strength: 4.79 C Lift Cond Lev (LCL): 682.22 mb = 3275.35 m = 10745.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 at 12 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 ---------------------------------------------------------- 0 986 249 200 7 2.4 6.6 | 106 9 -9.0 2.6 1 925 796 225 13 9.2 9.2 | 157 6 -2.2 5.2 2 850 1507 220 9 5.8 6.9 | 117 6 -5.6 2.9 3 700 3076 225 25 17.7 17.7 | 205 15 6.3 13.7 4 500 5650 210 13 6.5 11.3 | 146 9 -4.9 7.3 5 400 7260 245 7 6.3 3.0 | 78 5 -5.1 -1.0 6 300 9220 235 11 9.0 6.3 | 134 3 -2.4 2.3 7 250 10390 300 13 11.3 -6.5 | 1 10 -0.1 -10.5 8 230 10916 210 25 12.5 21.7 | 184 18 1.1 17.7 9 200 11800 270 11 11.0 -0.0 | 6 4 -0.4 -4.0 10 150 13660 250 15 14.1 5.1 | 247 3 2.7 1.1 11 100 16250 260 9 8.9 1.6 | 46 4 -2.5 -2.4 12 70 18510 295 5 4.5 -2.1 | 48 9 -6.9 -6.1 13 50 20640 335 5 2.1 -4.5 | 47 13 -9.3 -8.5 14 30 23890 10 17 -3.0 -16.7 | 35 25 -14.3 -20.7 15 20 26480 10 15 -2.6 -14.8 | 37 23 -14.0 -18.8 Wind Parameters Mean winds (0-6000m): 220.7 at 16.1 knts Storm direction: 250.7 at 12.1 knts Shear (0-3000m) pos: 3.3 neg: 0.2 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 38.1 neg: -7.4 tot: 30.7 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.33 Bulk Shear: 5.55 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 ------------------------------------------------------------------------------- 500 215 10 124 7| 6.8 0.0 6.8| 11.5 0.0 11.5 23.1 0.86| 6.9 6.0 1000 220 11 134 6| 3.4 1.0 4.5| 12.0 -3.4 8.6 8.6 0.40| 4.9 2.0 1500 220 11 131 6| 2.3 0.4 2.6| 15.5 -5.2 10.3 6.9 0.38| 4.4 1.7 2000 221 11 139 6| 3.0 0.3 3.2| 23.8 -5.2 18.6 9.3 0.53| 4.6 2.4 2500 222 13 154 6| 3.4 0.2 3.6| 32.5 -5.2 27.3 10.9 0.55| 4.7 2.6 3000 223 15 169 7| 3.3 0.2 3.5| 38.1 -7.4 30.7 10.2 0.51| 4.6 2.4 4000 222 17 178 8| 2.5 0.8 3.3| 38.1 -21.4 16.7 4.2 0.30| 4.1 1.2 5000 221 17 178 9| 2.0 1.2 3.1| 38.1 -33.5 4.6 0.9 0.14| 3.8 0.5 6000 221 16 174 8| 1.6 1.1 2.7| 38.1 -40.6 -2.5 -0.4 0.04| 3.6 0.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250420.12.gif