UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 26 DEC 25 Station: DA680 WMO ident: 60680 Latitude: 22.78 Longitude: 5.52 ------------------------------------------------------------------------------- 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 89 1 925 779 SFC 864 1361 11.0 -20.0 10 31.0 0.9 20 8 296.3 296.4 281.0 299.2 0.90 3 861 1391 13.8 -15.2 12 29.0 2.9 3 7 299.5 299.7 282.9 303.8 1.36 4 855 1451 14.2 -15.8 11 30.0 3.0 329 6 300.5 300.8 283.2 304.7 1.30 5 850 1502 14.2 -15.8 11 30.0 3.0 300 5 301.0 301.3 283.5 305.2 1.31 6 818 1825 13.8 -26.2 5 40.0 1.4 291 11 303.9 304.0 283.7 305.8 0.55 7 755 2494 10.0 -38.0 2 48.0 -1.6 273 23 306.8 306.9 284.4 307.5 0.19 8 719 2899 9.4 -31.6 4 41.0 -1.9 261 31 310.5 310.6 286.0 311.8 0.38 9 718 2910 9.6 -28.4 5 38.0 -1.6 261 31 310.9 310.9 286.2 312.6 0.51 10 700 3120 8.0 -19.0 13 27.0 -1.6 255 35 311.3 311.6 287.2 315.4 1.22 11 610 4241 1.2 -26.8 10 28.0 -6.8 253 48 316.0 316.1 288.2 318.4 0.70 12 527 5399 -7.1 -7.1 100 0.0 -7.1 251 63 319.5 320.4 292.6 333.4 4.26 13 518 5534 -5.7 -11.7 63 6.0 -8.2 251 65 322.8 323.4 292.5 332.9 3.01 14 500 5810 -7.7 -12.6 68 4.9 -9.6 250 68 323.7 324.2 292.6 333.4 2.90 15 452 6587 -14.3 -16.7 82 2.4 -15.1 248 73 324.8 325.3 292.4 332.6 2.29 16 444 6723 -13.5 -22.5 47 9.0 -16.2 247 74 327.5 327.8 292.4 332.5 1.41 17 431 6949 -14.7 -25.7 39 11.0 -17.6 247 75 328.8 329.0 292.4 332.7 1.09 18 424 7073 -15.9 -20.6 67 4.7 -17.3 246 76 328.8 329.1 293.0 334.9 1.75 19 404 7436 -19.5 -22.6 76 3.1 -20.4 245 79 328.7 329.0 292.8 334.1 1.54 20 400 7510 -20.1 -22.7 80 2.6 -20.8 245 79 328.9 329.2 292.9 334.3 1.54 21 392 7659 -21.5 -22.6 91 1.1 -21.8 246 80 328.9 329.3 292.9 334.5 1.59 22 385 7791 -22.7 -24.0 89 1.3 -23.0 246 80 329.1 329.3 292.8 334.1 1.43 23 383 7829 -22.5 -27.4 64 4.9 -23.6 247 80 329.8 330.0 292.7 333.6 1.05 24 372 8041 -24.3 -26.0 86 1.7 -24.7 248 81 330.2 330.4 293.0 334.6 1.23 25 342 8647 -27.7 -34.7 51 7.0 -28.8 250 83 333.6 333.7 293.3 335.8 0.59 26 331 8880 -29.9 -34.4 65 4.5 -30.6 252 84 333.7 333.8 293.3 336.1 0.63 27 300 9570 -35.5 -42.5 49 7.0 -36.2 255 87 335.3 335.4 293.4 336.5 0.30 28 285 9925 -38.3 -48.3 34 10.0 -39.1 255 89 336.3 336.3 293.6 337.0 0.17 29 250 10810 -46.3 -48.8 76 2.5 -46.4 255 94 337.2 337.3 293.8 338.0 0.18 30 247 10891 -46.9 -49.0 79 2.1 -47.0 255 94 337.5 337.5 293.9 338.2 0.18 31 205 12103 -57.5 -59.6 77 2.1 -57.5 255 86 339.3 339.3 294.2 339.6 0.06 32 203 12165 -57.9 -65.9 35 8.0 -58.0 255 86 339.6 339.6 294.3 339.7 0.03 33 201 12228 -57.1 -79.1 5 22.0 -57.3 255 85 341.9 341.9 294.8 341.9 0.00 34 200 12260 -57.3 -75.3 8 18.0 -57.5 255 85 342.0 342.0 294.8 342.1 0.01 35 194 12452 -55.7 -76.7 6 21.0 -55.9 255 88 347.6 347.6 296.1 347.6 0.01 36 169 13321 -57.1 -82.1 3 25.0 -57.3 255 102 359.2 359.2 298.5 359.2 0.00 37 157 13780 -61.2 -83.1 4 21.9 -61.3 255 109 360.0 360.0 298.7 360.0 0.00 38 150 14060 -63.7 -83.7 5 20.0 -63.8 260 106 360.3 360.3 298.8 360.4 0.00 39 135 14703 -68.5 -84.5 8 16.0 -68.6 260 95 362.9 362.9 299.2 362.9 0.00 40 125 15167 -68.9 -88.9 4 20.0 -69.0 260 87 370.2 370.2 300.6 370.2 0.00 41 100 16490 -74.5 -89.5 8 15.0 -74.5 260 64 383.8 383.8 302.9 383.8 0.00 42 95 16787 -75.9 -90.9 8 15.0 -75.9 270 63 386.7 386.7 303.3 386.7 0.00 43 82 17635 -77.3 -91.3 9 14.0 -77.3 275 45 400.5 400.5 305.3 400.5 0.00 44 70 18550 -73.9 -89.9 7 16.0 -74.0 280 26 426.3 426.3 308.4 426.3 0.00 45 50 20550 -64.9 -91.9 1 27.0 -65.2 220 10 490.5 490.5 314.2 490.6 0.00 46 48 20799 -64.3 -92.3 1 28.0 -64.7 230 10 497.7 497.7 314.8 497.7 0.00 47 42 21609 -66.3 -92.3 1 26.0 -66.6 263 11 512.2 512.2 315.8 512.2 0.00 48 37 22388 -59.5 -91.5 1 32.0 -60.3 294 12 548.5 548.5 318.0 548.5 0.00 49 33 23103 -59.5 -91.5 1 32.0 -60.4 322 12 566.8 566.8 319.0 566.8 0.00 50 30 23700 -58.1 -91.1 1 33.0 -59.2 345 13 586.2 586.3 320.0 586.3 0.00 51 23 25384 -55.5 -90.5 1 35.0 -57.4 640.2 640.2 322.3 640.2 0.00 52 21 25963 -56.1 -89.1 1 33.0 -58.0 655.2 655.2 322.9 655.3 0.01 TRP 95 16787 -75.9 -90.9 8 15.0 -75.9 270 63 386.7 386.7 303.3 386.7 0.00 WND 157 13780 -61.2 -83.1 4 21.9 -61.3 255 109 360.0 360.0 298.7 360.0 0.00 Sounding variables and indices 1000-500 mb thick: 5721.00 m Freezing level: 598.00 mb = 4408.11 m = 14462.13 ft Wetbulb zero: 788.23 mb = 2134.36 m = 7002.40 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 26.45 % Est. max temperature: 25.08 C = 77.14 F Sfc-Lift cond lev (LCL): 534.78 mb = 5282.96 m = 17332.33 ft T: -6.27 C 700-500 lapse rate: 5.84 C/km Conv cond level (CCL): 305.75 mb = 9436.75 m = 30960.10 ft Mean mixing ratio: 0.68 g/kg Conv temperature: 48.17 C = 118.71 F Cap Strength: 16.86 C Lifted Index: 16.43 C Risk: None Lifted Index @300 mb: 21.02 C Lifted Index @700 mb: 6.98 C Showalter Index: 17.71 C Risk: None Total Totals Index: 13.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: -8.10 C K Index: -20.90 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 5.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.50 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 36921.88 J/kg Cap Strength: 15.90 C Lift Cond Lev (LCL): 458.55 mb = 6476.56 m = 21248.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 36 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 ---------------------------------------------------------- 0 864 1361 20 8 -2.7 -7.5 | 89 38 -38.2 -0.6 1 850 1502 300 5 4.3 -2.5 | 98 31 -31.1 4.4 2 700 3120 255 35 33.8 9.1 | 174 16 -1.6 16.0 3 500 5810 250 68 63.9 23.3 | 223 41 28.5 30.2 4 400 7510 245 79 71.6 33.4 | 222 54 36.2 40.3 5 300 9570 255 87 84.0 22.5 | 239 57 48.6 29.4 6 250 10810 255 94 90.8 24.3 | 241 64 55.4 31.2 7 200 12260 255 85 82.1 22.0 | 238 55 46.7 28.9 8 157 13780 255 109 105.3 28.2 | 243 78 69.8 35.1 9 150 14060 260 106 104.4 18.4 | 250 73 69.0 25.3 10 100 16490 260 64 63.0 11.1 | 237 33 27.6 18.0 11 95 16787 270 63 63.0 -0.0 | 256 28 27.6 6.9 12 70 18550 280 26 25.6 -4.5 | 104 10 -9.8 2.4 13 50 20550 220 10 6.4 7.7 | 117 32 -29.0 14.6 14 30 23700 345 13 3.4 -12.6 | 80 33 -32.1 -5.7 Wind Parameters Mean winds (0-6000m): 251.0 at 48.1 knts Storm direction: 281.0 at 36.1 knts Shear (0-3000m) pos: 0.0 neg: 9.5 tot: 9.5 10-3/s Storm rel Dir Shear (0-3000m): 120.7 deg Storm rel helicity (0-3000m) pos: 174.3 neg: -3.4 tot: 171.0 m^2/s^2 ave: 57.0 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 6.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.12 Bulk Shear: 254.25 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 ------------------------------------------------------------------------------- 500 304 8 95 29| 0.0 14.6 14.6| 44.0 -3.4 40.6 81.3 0.30| 15.6 4.7 1000 284 12 99 24| 0.0 12.4 12.4| 61.1 -3.4 57.8 57.8 0.32| 13.0 4.1 1500 269 17 111 20| 0.0 11.9 11.9| 94.7 -3.4 91.4 60.9 0.50| 12.5 6.2 2000 260 21 125 18| 0.0 11.1 11.1|125.1 -3.4 121.7 60.8 0.57| 11.7 6.7 2500 258 25 137 16| 0.0 10.1 10.1|150.0 -3.4 146.7 58.7 0.60| 10.7 6.4 3000 257 28 150 16| 0.0 9.5 9.5|174.3 -3.4 171.0 57.0 0.60| 9.9 6.0 4000 254 36 176 17| 0.0 8.7 8.7|219.5 -3.4 216.1 54.0 0.58| 9.1 5.2 5000 253 42 194 20| 0.0 7.9 7.9|237.5 -5.7 231.8 46.4 0.53| 8.2 4.3 6000 251 48 204 25| 0.0 7.2 7.2|237.5 -16.7 220.8 36.8 0.47| 7.5 3.6 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251226.00.gif