UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 31 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 119 1 925 807 SFC 866 1367 11.4 -9.6 22 21.0 2.9 310 4 296.5 296.9 282.6 303.0 2.13 3 855 1476 13.4 -7.6 22 21.0 4.2 317 12 299.7 300.1 284.4 307.4 2.52 4 850 1526 13.0 -7.0 24 20.0 4.2 320 16 299.8 300.2 284.5 307.9 2.66 5 791 2128 11.0 300 21 303.9 6 777 2276 10.8 -6.2 30 17.0 3.0 295 22 305.2 305.8 287.0 314.8 3.09 7 753 2537 10.2 -20.8 9 31.0 -0.3 286 24 307.3 307.5 285.5 310.5 0.97 8 728 2817 8.6 -6.4 34 15.0 1.7 276 26 308.5 309.1 288.3 318.8 3.25 9 700 3140 7.0 -8.0 33 15.0 0.3 265 29 310.2 310.8 288.6 319.7 2.99 10 671 3486 4.6 -12.4 28 17.0 -2.2 262 31 311.3 311.7 288.2 318.4 2.20 11 550 5068 -8.7 -14.7 62 6.0 -10.8 251 41 313.8 314.2 289.0 321.0 2.22 12 531 5339 -10.7 -24.7 31 14.0 -14.3 249 43 314.5 314.7 288.1 317.8 0.97 13 500 5800 -13.5 -23.5 43 10.0 -16.1 245 46 316.6 316.8 288.9 320.5 1.15 14 466 6332 -18.1 -28.1 41 10.0 -20.3 243 52 317.3 317.5 288.8 320.1 0.81 15 459 6445 -19.1 -24.0 65 4.9 -20.3 243 53 317.4 317.7 289.2 321.5 1.20 16 451 6576 -16.5 -18.9 82 2.4 -17.2 243 54 322.3 322.7 291.3 328.8 1.90 17 405 7378 -21.5 -22.9 88 1.4 -21.8 240 63 325.9 326.2 292.0 331.1 1.50 18 400 7470 -22.3 -24.0 86 1.7 -22.7 240 64 326.0 326.3 291.9 330.8 1.37 19 308 9329 -37.7 -39.2 86 1.5 -37.8 249 77 329.7 329.8 292.0 331.3 0.41 20 306 9374 -38.3 -43.3 59 5.0 -38.7 249 77 329.5 329.6 291.9 330.6 0.27 21 300 9510 -39.7 -44.7 59 5.0 -40.1 250 78 329.4 329.5 291.8 330.3 0.24 22 261 10445 -48.5 -52.9 60 4.4 -48.7 254 94 329.9 329.9 291.8 330.3 0.11 23 252 10677 -46.9 -85.9 0 39.0 -47.4 255 98 335.6 335.6 293.2 335.6 0.00 24 250 10730 -47.1 -70.1 5 23.0 -47.6 255 99 336.0 336.0 293.3 336.1 0.01 25 227 11363 -50.9 -70.9 8 20.0 -51.2 255 108 339.6 339.6 294.3 339.7 0.01 26 222 11509 -48.1 -75.1 3 27.0 -48.6 255 110 346.1 346.1 295.8 346.1 0.01 27 200 12190 -52.3 -76.3 4 24.0 -52.7 255 119 349.9 349.9 296.6 350.0 0.01 28 195 12353 -53.5 -76.8 4 23.3 -53.8 255 119 350.6 350.6 296.8 350.6 0.01 29 172 13150 -59.3 -79.3 6 20.0 -59.5 253 103 353.8 353.8 297.4 353.8 0.00 30 150 14000 -62.5 -85.5 3 23.0 -62.6 250 86 362.4 362.4 299.2 362.4 0.00 31 128 14966 -67.9 -88.9 3 21.0 -68.0 245 78 369.5 369.5 300.5 369.5 0.00 32 107 16032 -72.1 -90.1 5 18.0 -72.2 240 68 381.0 381.0 302.4 381.0 0.00 33 100 16430 -71.9 -91.9 3 20.0 -71.9 250 69 388.8 388.8 303.6 388.8 0.00 34 74 18194 -75.1 -91.1 7 16.0 -75.2 250 45 417.0 417.0 307.4 417.0 0.00 35 70 18520 -71.5 -90.5 4 19.0 -71.6 250 40 431.4 431.4 309.0 431.4 0.00 36 62 19240 -68.3 -91.3 2 23.0 -68.5 250 35 453.7 453.7 311.2 453.8 0.00 37 56 19848 -69.3 -91.3 3 22.0 -69.5 250 31 464.9 464.9 312.2 464.9 0.00 38 50 20530 -64.9 -92.9 1 28.0 -65.2 250 27 490.5 490.5 314.2 490.6 0.00 39 49 20654 -63.5 -92.5 1 29.0 -63.9 251 26 496.7 496.7 314.7 496.7 0.00 40 38 22219 -62.3 -92.3 1 30.0 -62.9 261 20 537.2 537.2 317.3 537.2 0.00 41 33 23101 -57.3 -91.3 1 34.0 -58.5 266 16 572.6 572.6 319.3 572.6 0.00 42 30 23700 -59.9 -90.9 1 31.0 -60.9 270 14 581.3 581.3 319.8 581.4 0.00 43 26 24591 -61.1 -92.1 1 31.0 -62.0 602.2 602.2 320.7 602.2 0.00 44 25 24837 -56.7 -91.7 0 35.0 -58.3 621.7 621.7 321.6 621.7 0.00 TRP 107 16032 -72.1 -90.1 5 18.0 -72.2 240 68 381.0 381.0 302.4 381.0 0.00 WND 195 12353 -53.5 -76.8 4 23.3 -53.8 255 119 350.6 350.6 296.8 350.6 0.01 Sounding variables and indices 1000-500 mb thick: 5681.00 m Freezing level: 629.15 mb = 4033.26 m = 13232.33 ft Wetbulb zero: 755.38 mb = 2510.91 m = 8237.79 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 37.28 % Est. max temperature: 23.64 C = 74.54 F Sfc-Lift cond lev (LCL): 627.65 mb = 4017.45 m = 13180.45 ft T: 0.13 C 700-500 lapse rate: 7.71 C/km ThetaE index: 4.32 C Layer 753.0- 728.0 mb Conv cond level (CCL): 503.63 mb = 5744.57 m = 18846.79 ft Mean mixing ratio: 2.76 g/kg Conv temperature: 30.43 C = 86.77 F Cap Strength: 9.04 C Lifted Index: 8.39 C Risk: None Lifted Index @300 mb: 13.51 C Lifted Index @700 mb: 7.29 C Showalter Index: 10.15 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 6.50 C K Index: 4.50 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.00 J/kg Max Up Vert Vel: 7.21 m/s Conv Inhibition (B-): 33486.23 J/kg Cap Strength: 9.04 C Lift Cond Lev (LCL): 610.22 mb = 4241.42 m = 13915.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 28 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 ---------------------------------------------------------- 0 866 1367 310 4 3.1 -2.6 | 99 25 -24.4 3.8 1 850 1526 320 16 10.3 -12.3 | 71 18 -17.2 -5.9 2 700 3140 265 29 28.9 2.5 | 189 9 1.4 8.9 3 500 5800 245 46 41.7 19.4 | 209 29 14.2 25.8 4 400 7470 240 64 55.4 32.0 | 216 47 27.9 38.4 5 300 9510 250 78 73.3 26.7 | 234 56 45.8 33.0 6 250 10730 255 99 95.6 25.6 | 245 75 68.1 32.0 7 200 12190 255 119 114.9 30.8 | 247 95 87.5 37.2 8 195 12353 255 119 114.9 30.8 | 247 95 87.5 37.2 9 150 14000 250 86 80.8 29.4 | 236 64 53.3 35.8 10 107 16032 240 68 58.9 34.0 | 218 51 31.4 40.4 11 100 16430 250 69 64.8 23.6 | 231 48 37.3 30.0 12 70 18520 250 40 37.6 13.7 | 207 22 10.1 20.0 13 50 20530 250 27 25.4 9.2 | 172 16 -2.1 15.6 14 30 23700 270 14 14.0 -0.0 | 115 15 -13.5 6.4 Wind Parameters Mean winds (0-6000m): 253.0 at 37.6 knts Storm direction: 283.0 at 28.2 knts Shear (0-3000m) pos: 0.0 neg: 5.9 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 109.2 deg Storm rel helicity (0-3000m) pos: 24.1 neg: -57.9 tot: -33.8 m^2/s^2 ave: -11.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 146.17 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 ------------------------------------------------------------------------------- 500 315 15 76 17| 0.0 15.2 15.2| 0.0 -57.5 -57.5 -115.1 -0.67| 16.9-11.2 1000 304 18 74 13| 0.0 9.8 9.8| 1.8 -57.9 -56.2 -56.2 -0.43| 12.2 -5.3 1500 293 20 81 9| 0.0 8.1 8.1| 8.3 -57.9 -49.6 -33.1 -0.12| 11.1 -1.3 2000 282 22 106 6| 0.0 7.2 7.2| 14.3 -57.9 -43.6 -21.8 -0.02| 10.0 -0.2 2500 276 24 136 5| 0.0 6.4 6.4| 19.9 -57.9 -38.1 -15.2 0.03| 8.8 0.2 3000 272 26 165 6| 0.0 5.9 5.9| 24.1 -57.9 -33.8 -11.3 0.05| 8.0 0.4 4000 264 30 192 10| 0.0 5.3 5.3| 26.8 -58.3 -31.5 -7.9 0.05| 7.1 0.3 5000 258 33 200 14| 0.0 5.2 5.2| 44.7 -60.5 -15.7 -3.1 0.07| 6.7 0.5 6000 253 38 206 19| 0.0 5.3 5.3| 68.8 -60.5 8.3 1.4 0.09| 6.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251231.00.gif