UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 16 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 222 200 7 SFC 997 247 5.6 -4.4 49 10.0 1.7 200 7 279.0 279.5 275.0 286.7 2.76 2 974 440 13.0 -1.0 38 14.0 6.5 206 11 288.3 289.0 280.8 298.8 3.64 3 925 870 9.2 -5.8 34 15.0 2.9 220 19 288.7 289.2 279.8 296.6 2.68 4 866 1412 5.4 -10.6 30 16.0 -0.5 177 14 290.3 290.6 279.6 296.1 1.97 5 850 1564 5.0 -13.0 26 18.0 -1.3 165 13 291.4 291.7 279.7 296.4 1.65 6 817 1886 4.2 -15.8 22 20.0 -2.4 167 13 293.9 294.1 280.5 298.1 1.36 7 802 2036 3.2 -17.8 20 21.0 -3.4 168 14 294.4 294.6 280.4 298.0 1.17 8 700 3123 -3.3 -13.3 46 10.0 -6.7 175 15 298.8 299.2 283.4 304.9 1.96 9 672 3444 -5.5 -13.5 53 8.0 -8.2 154 14 299.9 300.2 283.8 306.1 2.01 10 591 4443 -9.9 -42.9 5 33.0 -14.9 87 9 306.0 306.0 284.0 306.5 0.15 11 550 4994 -13.5 -45.5 5 32.0 -17.7 50 6 308.1 308.1 284.8 308.5 0.12 12 500 5710 -19.5 -45.5 8 26.0 -22.5 360 3 309.3 309.3 285.2 309.7 0.13 13 400 7320 -33.5 -52.5 13 19.0 -34.6 330 7 311.4 311.5 285.9 311.7 0.07 14 387 7550 -35.7 -54.7 12 19.0 -36.7 328 9 311.5 311.5 285.9 311.7 0.06 15 300 9270 -48.1 -65.1 12 17.0 -48.4 310 25 317.6 317.6 288.0 317.6 0.02 16 254 10349 -56.5 -71.5 13 15.0 -56.6 301 42 320.6 320.6 288.9 320.6 0.01 17 250 10450 -56.9 -71.9 13 15.0 -57.1 300 44 321.5 321.5 289.2 321.5 0.01 18 228 11033 -58.9 -72.9 15 14.0 -59.0 300 50 327.0 327.0 290.9 327.0 0.01 19 227 11060 -59.1 -73.1 15 14.0 -59.2 300 49 327.1 327.1 290.9 327.1 0.01 20 200 11860 -57.3 -69.3 20 12.0 -57.5 300 33 342.0 342.0 294.8 342.1 0.02 21 150 13690 -54.7 -68.7 16 14.0 -55.0 295 23 375.8 375.8 301.6 375.9 0.02 22 145 13906 -53.7 -68.7 14 15.0 -54.1 294 23 381.2 381.2 302.5 381.3 0.03 23 100 16270 -56.3 -73.3 10 17.0 -56.7 285 19 418.9 419.0 307.6 419.0 0.02 24 70 18550 -54.7 -73.7 8 19.0 -55.4 260 9 467.4 467.4 312.4 467.5 0.03 25 50 20690 -54.9 -75.9 6 21.0 -55.9 330 7 514.1 514.1 315.9 514.3 0.03 26 30 23960 -54.5 -77.5 4 23.0 -56.1 85 15 596.1 596.1 320.5 596.3 0.03 27 20 26570 -52.5 -75.5 5 23.0 -55.2 85 27 675.5 675.5 323.6 676.0 0.07 28 16 28012 -52.7 -75.7 5 23.0 -55.8 719.3 719.4 325.1 720.1 0.08 TRP 228 11033 -58.9 -72.9 15 14.0 -59.0 300 50 327.0 327.0 290.9 327.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5488.00 m Freezing level: 751.78 mb = 2571.10 m = 8435.25 ft Wetbulb zero: 874.66 mb = 1330.02 m = 4363.52 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 26.11 % Est. max temperature: 18.20 C = 64.77 F Sfc-Lift cond lev (LCL): 854.29 mb = 1522.91 m = 4996.38 ft T: 5.11 C 700-500 lapse rate: 6.26 C/km ThetaE index: 2.70 C Layer 925.0- 850.0 mb Conv cond level (CCL): 586.04 mb = 4507.56 m = 14788.40 ft Mean mixing ratio: 2.98 g/kg Conv temperature: 32.81 C = 91.07 F Cap Strength: 12.26 C Lifted Index: 12.12 C Risk: None Lifted Index @300 mb: 15.16 C Lifted Index @700 mb: 8.34 C Showalter Index: 12.00 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 6.50 C K Index: 1.50 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.50 J/kg Max Up Vert Vel: 7.28 m/s Conv Inhibition (B-): 49736.32 J/kg Cap Strength: 12.21 C Lift Cond Lev (LCL): 762.98 mb = 2434.48 m = 7987.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 212 at 8 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 ---------------------------------------------------------- 0 997 247 200 7 2.4 6.6 | 80 2 -2.0 -0.4 1 925 870 220 19 12.2 14.6 | 226 11 7.8 7.6 2 850 1564 165 13 -3.4 12.6 | 126 10 -7.8 5.6 3 700 3123 175 15 -1.3 14.9 | 144 10 -5.7 8.0 4 500 5710 360 3 -0.0 -3.0 | 24 11 -4.4 -9.9 5 400 7320 330 7 3.5 -6.1 | 4 13 -0.9 -13.0 6 300 9270 310 25 19.2 -16.1 | 327 27 14.7 -23.0 7 250 10450 300 44 38.1 -22.0 | 311 44 33.7 -28.9 8 228 11033 300 50 43.3 -25.0 | 309 50 38.9 -31.9 9 200 11860 300 33 28.6 -16.5 | 314 34 24.2 -23.4 10 150 13690 295 23 20.8 -9.7 | 315 23 16.4 -16.7 11 100 16270 285 19 18.4 -4.9 | 310 18 13.9 -11.9 12 70 18550 260 9 8.9 1.6 | 320 7 4.4 -5.4 13 50 20690 330 7 3.5 -6.1 | 4 13 -0.9 -13.0 14 30 23960 85 15 -14.9 -1.3 | 67 21 -19.4 -8.2 15 20 26570 85 27 -26.9 -2.4 | 73 33 -31.3 -9.3 Wind Parameters Mean winds (0-6000m): 182.5 at 11.0 knts Storm direction: 212.5 at 8.2 knts Shear (0-3000m) pos: 2.1 neg: 2.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 52.7 deg Storm rel helicity (0-3000m) pos: 14.6 neg: -43.4 tot: -28.8 m^2/s^2 ave: -9.6 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.40 Bulk Shear: 4.90 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 ------------------------------------------------------------------------------- 500 213 12 215 4| 10.4 0.0 10.4| 5.3 0.0 5.3 10.5 0.61| 10.7 6.6 1000 211 15 209 6| 5.2 3.8 8.9| 7.3 -22.4 -15.1 -15.1 -0.08| 11.2 -1.0 1500 201 14 187 7| 3.5 4.4 7.9| 7.8 -38.1 -30.3 -20.2 -0.29| 9.9 -2.9 2000 193 14 170 7| 2.8 3.3 6.2| 10.3 -38.1 -27.8 -13.9 -0.25| 7.7 -1.9 2500 188 14 161 8| 2.5 2.7 5.2| 13.0 -38.1 -25.1 -10.1 -0.20| 6.3 -1.3 3000 185 14 157 8| 2.1 2.5 4.5| 14.6 -43.4 -28.8 -9.6 -0.23| 5.7 -1.3 4000 177 14 143 8| 1.6 3.2 4.7| 14.6 -92.6 -78.0 -19.5 -0.45| 6.2 -2.8 5000 179 12 141 7| 1.2 2.4 3.7| 14.6-130.2-115.7 -23.1 -0.54| 6.0 -3.2 6000 182 11 136 6| 1.0 1.9 2.9| 14.6-139.5-124.9 -20.8 -0.55| 5.4 -3.0 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250416.00.gif