UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 8 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 136 1 925 821 SFC 867 1370 9.2 -11.8 21 21.0 1.3 5 4 294.1 294.4 281.1 299.6 1.78 3 866 1380 13.2 -8.8 21 22.0 3.9 8 4 298.4 298.8 283.5 305.3 2.27 4 865 1390 13.4 -8.6 21 22.0 4.1 11 4 298.7 299.1 283.7 305.8 2.30 5 850 1540 13.8 -8.2 21 22.0 4.2 55 6 300.6 301.0 284.6 308.1 2.42 6 849 1550 13.8 -8.2 21 22.0 4.2 54 6 300.7 301.1 284.7 308.2 2.42 7 768 2385 9.0 -12.0 21 21.0 0.6 324 4 304.3 304.6 285.5 310.6 1.98 8 735 2750 11.6 -32.4 3 44.0 -0.7 284 4 311.0 311.0 286.1 312.2 0.34 9 727 2841 11.2 -19.8 10 31.0 0.1 274 4 311.5 311.7 287.1 315.2 1.09 10 700 3155 9.2 -23.8 8 33.0 -1.6 240 3 312.7 312.8 287.2 315.4 0.80 11 609 4290 0.6 -27.4 10 28.0 -7.2 265 10 315.5 315.6 288.0 317.8 0.66 12 582 4653 -1.3 -21.3 20 20.0 -7.7 273 12 317.4 317.6 289.2 321.5 1.20 13 525 5463 -8.7 -12.9 72 4.2 -10.3 291 18 318.0 318.5 290.8 326.8 2.70 14 500 5840 -10.1 -11.5 89 1.4 -10.6 300 20 320.7 321.3 292.0 331.2 3.17 15 497 5886 -10.3 -11.4 92 1.1 -10.8 300 20 321.0 321.7 292.2 331.7 3.22 16 490 5996 -11.1 -12.7 88 1.6 -11.7 299 21 321.4 321.9 292.0 331.1 2.94 17 482 6122 -10.9 -15.9 67 5.0 -12.7 298 23 323.1 323.6 291.9 330.9 2.30 18 456 6545 -14.9 -17.4 81 2.5 -15.7 294 27 323.3 323.7 291.9 330.5 2.14 19 438 6850 -15.1 -23.1 50 8.0 -17.3 291 29 326.8 327.0 292.2 331.5 1.36 20 400 7530 -19.7 -30.7 37 11.0 -22.0 285 36 329.4 329.5 292.3 332.1 0.74 21 394 7642 -19.9 -32.9 30 13.0 -22.5 284 37 330.6 330.7 292.4 332.8 0.61 22 316 9237 -33.7 -38.6 61 4.9 -34.3 269 51 332.9 333.0 292.9 334.5 0.43 23 306 9462 -35.3 -45.3 35 10.0 -36.2 266 53 333.7 333.8 292.9 334.6 0.22 24 300 9600 -36.5 -43.5 48 7.0 -37.1 265 54 333.9 334.0 293.0 335.0 0.27 25 282 10024 -39.9 -48.9 38 9.0 -40.5 270 56 335.0 335.0 293.2 335.6 0.16 26 261 10545 -44.9 -49.0 63 4.1 -45.2 276 59 335.2 335.2 293.3 335.8 0.17 27 250 10830 -47.5 -51.9 60 4.4 -47.7 280 60 335.4 335.5 293.3 336.0 0.13 28 249 10856 -47.9 -52.3 60 4.4 -48.1 280 60 335.2 335.3 293.3 335.7 0.12 29 244 10989 -48.7 -57.7 34 9.0 -49.0 281 61 336.0 336.0 293.4 336.3 0.06 30 231 11345 -51.9 -58.9 43 7.0 -52.1 282 65 336.4 336.4 293.5 336.7 0.06 31 222 11601 -53.7 -67.7 16 14.0 -53.9 283 67 337.5 337.5 293.7 337.6 0.02 32 200 12260 -59.5 -69.5 26 10.0 -59.6 285 73 338.5 338.5 294.0 338.6 0.02 33 185 12746 -62.9 -67.9 51 5.0 -63.0 282 75 340.7 340.7 294.5 340.8 0.02 34 171 13230 -65.5 -71.5 43 6.0 -65.5 279 78 344.1 344.1 295.3 344.2 0.01 35 166 13410 -66.7 -69.5 68 2.8 -66.7 278 78 345.0 345.0 295.6 345.1 0.02 36 160 13633 -68.3 -76.3 31 8.0 -68.4 277 80 346.0 346.0 295.7 346.0 0.01 37 153 13901 -69.5 -76.5 35 7.0 -69.5 275 81 348.4 348.4 296.3 348.4 0.01 38 152 13941 -69.7 -77.7 30 8.0 -69.8 275 81 348.7 348.7 296.4 348.7 0.01 39 150 14020 -69.3 -79.3 22 10.0 -69.4 270 79 350.7 350.7 296.8 350.7 0.00 40 143 14306 -68.3 -82.3 12 14.0 -68.4 264 86 357.3 357.3 298.2 357.3 0.00 41 128 14966 -71.5 -83.6 15 12.1 -71.5 250 101 363.1 363.1 299.3 363.1 0.00 42 127 15012 -71.7 -83.7 15 12.0 -71.8 251 100 363.5 363.5 299.4 363.5 0.00 43 112 15754 -71.3 -89.3 5 18.0 -71.3 272 80 377.5 377.5 301.8 377.5 0.00 44 111 15808 -68.5 -87.5 5 19.0 -68.6 273 79 383.8 383.8 302.8 383.8 0.00 45 100 16430 -70.5 -87.5 6 17.0 -70.6 290 63 391.5 391.5 304.0 391.5 0.00 46 92 16920 -73.5 -88.5 8 15.0 -73.6 290 56 395.0 395.0 304.5 395.0 0.00 47 86 17316 -70.9 -87.9 6 17.0 -71.0 290 51 408.0 408.0 306.3 408.0 0.00 48 74 18194 -75.5 -89.5 9 14.0 -75.6 290 39 416.2 416.2 307.3 416.2 0.00 49 70 18520 -69.5 -89.5 4 20.0 -69.6 290 34 435.7 435.7 309.4 435.7 0.00 50 69 18606 -69.5 -89.5 4 20.0 -69.6 291 33 437.5 437.5 309.6 437.5 0.00 51 65 18960 -71.1 -89.1 5 18.0 -71.2 296 27 441.5 441.5 310.0 441.5 0.00 52 62 19240 -70.3 -90.3 4 20.0 -70.4 299 23 449.3 449.3 310.8 449.3 0.00 53 61 19337 -66.9 -89.9 3 23.0 -67.1 300 21 459.0 459.0 311.7 459.0 0.00 54 50 20550 -62.3 -90.3 1 28.0 -62.7 315 3 496.7 496.7 314.7 496.7 0.00 55 49 20675 -61.3 -89.3 1 28.0 -61.8 319 4 501.9 501.9 315.1 501.9 0.00 56 43 21479 -64.5 -90.5 2 26.0 -64.9 343 7 513.2 513.2 315.8 513.2 0.00 57 30 23720 -56.7 -88.7 1 32.0 -58.0 50 18 590.1 590.1 320.2 590.1 0.00 58 29 23935 -56.1 -88.1 1 32.0 -57.6 597.5 597.5 320.5 597.5 0.01 59 29 23935 -57.1 -87.1 1 30.0 -58.4 594.7 594.7 320.4 594.8 0.01 TRP 152 13941 -69.7 -77.7 30 8.0 -69.8 275 81 348.7 348.7 296.4 348.7 0.01 WND 128 14966 -71.5 -83.6 15 12.1 -71.5 250 101 363.1 363.1 299.3 363.1 0.00 Sounding variables and indices 1000-500 mb thick: 5704.00 m Freezing level: 600.47 mb = 4404.60 m = 14450.61 ft Wetbulb zero: 753.17 mb = 2547.15 m = 8356.70 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 25.56 % Est. max temperature: 26.30 C = 79.35 F Sfc-Lift cond lev (LCL): 627.19 mb = 4050.25 m = 13288.06 ft T: 2.42 C 700-500 lapse rate: 7.19 C/km Conv cond level (CCL): 412.39 mb = 7301.26 m = 23953.97 ft Mean mixing ratio: 2.22 g/kg Conv temperature: 42.23 C = 108.01 F Cap Strength: 13.04 C Lifted Index: 12.91 C Risk: None Lifted Index @300 mb: 17.91 C Lifted Index @700 mb: 9.65 C Showalter Index: 13.43 C Risk: None Total Totals Index: 25.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 1.90 C K Index: -17.30 Risk: None Sweat Index: 32.00 Risk: None Energy Index: 4.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.98 J/kg Max Up Vert Vel: 5.47 m/s Conv Inhibition (B-): 30220.65 J/kg Cap Strength: 12.94 C Lift Cond Lev (LCL): 586.17 mb = 4595.62 m = 15077.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 10 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 ---------------------------------------------------------- 0 867 1370 5 4 -0.3 -4.0 | 125 8 -6.3 4.4 1 850 1540 55 6 -4.9 -3.4 | 114 12 -10.9 4.9 2 700 3155 240 3 2.6 1.5 | 161 10 -3.4 9.9 3 500 5840 300 20 17.3 -10.0 | 278 11 11.3 -1.6 4 400 7530 285 36 34.8 -9.3 | 272 29 28.8 -1.0 5 300 9600 265 54 53.8 4.7 | 255 50 47.8 13.1 6 250 10830 280 60 59.1 -10.4 | 272 53 53.1 -2.1 7 200 12260 285 73 70.5 -18.9 | 279 65 64.5 -10.5 8 152 13941 275 81 80.7 -7.1 | 269 75 74.7 1.3 9 150 14020 270 79 79.0 -0.0 | 263 73 73.0 8.4 10 128 14966 250 101 94.9 34.5 | 244 99 88.9 42.9 11 100 16430 290 63 59.2 -21.5 | 284 55 53.2 -13.2 12 70 18520 290 34 31.9 -11.6 | 277 26 26.0 -3.3 13 50 20550 315 3 2.1 -2.1 | 148 7 -3.9 6.2 14 30 23720 50 18 -13.8 -11.6 | 81 20 -19.8 -3.2 Wind Parameters Mean winds (0-6000m): 294.3 at 13.7 knts Storm direction: 324.3 at 10.3 knts Shear (0-3000m) pos: 1.0 neg: 1.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 83.3 deg Storm rel helicity (0-3000m) pos: 32.6 neg: -5.8 tot: 26.8 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 33.22 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 37 5 113 10| 1.9 0.0 1.9| 0.3 -4.9 -4.6 -9.2 -0.25| 7.9 -1.9 1000 22 5 114 9| 0.9 2.3 3.3| 6.1 -4.9 1.2 1.2 0.12| 6.4 0.8 1500 25 5 117 9| 0.6 2.5 3.1| 10.0 -4.9 5.1 3.4 0.23| 5.6 1.3 2000 42 4 119 10| 0.5 2.3 2.8| 13.6 -5.8 7.8 3.9 0.24| 5.0 1.2 2500 319 5 149 6| 0.5 1.9 2.3| 22.8 -5.8 17.1 6.8 0.36| 4.7 1.7 3000 281 5 175 7| 1.0 1.5 2.5| 32.6 -5.8 26.8 8.9 0.44| 4.5 2.0 4000 290 8 191 6| 1.8 1.2 2.9| 54.7 -5.8 48.9 12.2 0.58| 4.5 2.6 5000 298 10 221 5| 1.8 1.3 3.1| 67.6 -6.4 61.2 12.2 0.55| 4.6 2.5 6000 294 14 247 7| 1.5 1.9 3.5| 67.6 -18.3 49.2 8.2 0.41| 4.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251208.00.gif