UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 30 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 120 1 925 810 SFC 867 1359 6.8 -16.2 18 23.0 -0.8 40 4 291.6 291.8 279.3 295.4 1.24 3 865 1379 12.0 -13.0 16 25.0 2.5 30 4 297.2 297.5 282.3 302.3 1.62 4 864 1389 13.8 -12.2 15 26.0 3.5 25 4 299.2 299.5 283.2 304.6 1.73 5 850 1531 14.6 -8.4 20 23.0 4.6 315 6 301.4 301.9 284.9 308.8 2.38 6 823 1803 14.0 -19.0 9 33.0 2.2 304 8 303.6 303.8 284.2 307.0 1.03 7 750 2577 9.0 -23.0 8 32.0 -1.2 273 15 306.3 306.5 284.9 309.0 0.80 8 700 3146 7.2 -29.8 5 37.0 -3.1 250 20 310.5 310.5 286.1 312.1 0.46 9 640 3876 3.6 -42.4 2 46.0 -6.1 251 26 314.4 314.5 287.1 315.0 0.14 10 510 5668 -10.3 -38.3 8 28.0 -15.5 255 41 318.7 318.7 288.6 319.7 0.27 11 500 5820 -10.9 -42.9 5 32.0 -16.2 255 42 319.7 319.8 288.9 320.4 0.17 12 452 6589 -14.7 -57.7 1 43.0 -19.4 253 47 324.3 324.4 290.1 324.5 0.03 13 400 7500 -21.9 -55.9 3 34.0 -25.1 250 53 326.5 326.5 290.7 326.7 0.05 14 353 8408 -29.7 -59.7 4 30.0 -31.6 257 56 327.9 327.9 291.2 328.0 0.03 15 310 9323 -36.7 -39.7 74 3.0 -37.0 263 59 330.5 330.6 292.3 332.0 0.39 16 300 9550 -38.3 -43.2 60 4.9 -38.7 265 60 331.4 331.4 292.4 332.5 0.28 17 266 10361 -45.5 -48.8 69 3.3 -45.7 268 62 332.5 332.5 292.6 333.1 0.17 18 260 10512 -46.9 -54.9 40 8.0 -47.2 269 62 332.6 332.6 292.5 332.9 0.09 19 250 10770 -49.1 -56.1 44 7.0 -49.3 270 63 333.1 333.1 292.6 333.4 0.08 20 246 10876 -49.9 -54.7 57 4.8 -50.1 270 63 333.4 333.4 292.7 333.8 0.09 21 242 10984 -50.9 -56.9 49 6.0 -51.1 269 64 333.5 333.5 292.7 333.8 0.07 22 239 11065 -51.3 -61.3 29 10.0 -51.5 269 64 334.1 334.1 292.9 334.2 0.04 23 237 11121 -49.7 -76.7 3 27.0 -50.1 269 64 337.3 337.3 293.6 337.3 0.00 24 234 11204 -49.3 -71.3 6 22.0 -49.7 269 64 339.1 339.1 294.1 339.2 0.01 25 200 12230 -53.3 -76.3 4 23.0 -53.7 265 67 348.4 348.4 296.3 348.4 0.01 26 154 13878 -61.3 -83.3 4 22.0 -61.4 256 69 361.7 361.7 299.0 361.8 0.00 27 150 14040 -62.3 -84.3 4 22.0 -62.4 255 69 362.8 362.8 299.2 362.8 0.00 28 123 15240 -70.9 -86.9 8 16.0 -70.9 255 78 368.3 368.3 300.2 368.3 0.00 29 122 15288 -71.0 -86.9 8 16.0 -71.1 260 78 369.0 369.0 300.4 369.0 0.00 30 100 16460 -72.9 -87.9 9 15.0 -72.9 260 57 386.9 386.9 303.3 386.9 0.00 31 78 17916 -75.5 -91.5 6 16.0 -75.6 270 37 410.0 410.0 306.5 410.0 0.00 32 70 18550 -72.7 -89.7 6 17.0 -72.8 275 29 428.9 428.9 308.7 428.9 0.00 33 62 19267 -70.9 -89.9 4 19.0 -71.0 273 27 448.0 448.0 310.7 448.0 0.00 34 58 19661 -72.1 -90.1 5 18.0 -72.2 272 26 453.9 453.9 311.2 453.9 0.00 35 53 20198 -67.7 -90.7 2 23.0 -67.9 271 24 476.0 476.0 313.1 476.0 0.00 36 50 20550 -67.1 -91.1 2 24.0 -67.3 270 23 485.4 485.4 313.9 485.4 0.00 37 45 21188 -64.9 -90.9 2 26.0 -65.3 275 23 505.6 505.6 315.4 505.6 0.00 38 44 21325 -65.1 -92.1 1 27.0 -65.4 276 23 508.3 508.3 315.5 508.3 0.00 39 43 21466 -61.5 -90.5 1 29.0 -62.0 277 23 520.5 520.5 316.4 520.5 0.00 40 39 22069 -62.7 -90.7 1 28.0 -63.2 282 23 532.2 532.2 317.1 532.2 0.00 41 30 23700 -58.7 -88.7 1 30.0 -59.7 295 22 584.6 584.6 319.9 584.6 0.00 42 22 25664 -55.3 -87.3 1 32.0 -57.3 649.0 649.0 322.6 649.0 0.01 43 21 25959 -57.1 -88.1 1 31.0 -58.8 652.2 652.2 322.7 652.3 0.01 TRP 123 15240 -70.9 -86.9 8 16.0 -70.9 255 78 368.3 368.3 300.2 368.3 0.00 WND 122 15288 -71.0 -86.9 8 16.0 -71.1 260 78 369.0 369.0 300.4 369.0 0.00 Sounding variables and indices 1000-500 mb thick: 5700.00 m Freezing level: 606.33 mb = 4340.09 m = 14238.98 ft Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 6.57 % Est. max temperature: 23.51 C = 74.32 F Sfc-Lift cond lev (LCL): 606.41 mb = 4301.51 m = 14112.39 ft T: 0.30 C 700-500 lapse rate: 6.77 C/km ThetaE index: 1.87 C Layer 823.0- 750.0 mb Conv cond level (CCL): 379.90 mb = 7874.59 m = 25834.95 ft Mean mixing ratio: 1.31 g/kg Conv temperature: 40.90 C = 105.62 F Cap Strength: 12.51 C Lifted Index: 13.05 C Risk: None Lifted Index @300 mb: 17.14 C Lifted Index @700 mb: 6.50 C Showalter Index: 12.17 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 2.50 C K Index: -19.90 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.59 J/kg Max Up Vert Vel: 7.43 m/s Conv Inhibition (B-): 34634.74 J/kg Cap Strength: 13.00 C Lift Cond Lev (LCL): 520.20 mb = 5511.70 m = 18082.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 22 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 1359 40 4 -2.6 -3.1 | 96 24 -24.4 2.5 1 850 1531 315 6 4.2 -4.2 | 94 18 -17.6 1.3 2 700 3146 250 20 18.8 6.8 | 166 13 -3.0 12.4 3 500 5820 255 42 40.6 10.9 | 229 25 18.8 16.4 4 400 7500 250 53 49.8 18.1 | 230 37 28.0 23.6 5 300 9550 265 60 59.8 5.2 | 254 39 38.0 10.8 6 250 10770 270 63 63.0 -0.0 | 262 42 41.2 5.5 7 200 12230 265 67 66.7 5.8 | 256 46 44.9 11.4 8 150 14040 255 69 66.6 17.9 | 242 51 44.8 23.4 9 123 15240 255 78 75.3 20.2 | 244 59 53.5 25.7 10 122 15288 260 78 76.8 13.5 | 251 58 55.0 19.1 11 100 16460 260 57 56.1 9.9 | 246 38 34.3 15.4 12 70 18550 275 29 28.9 -2.5 | 247 8 7.1 3.0 13 50 20550 270 23 23.0 -0.0 | 192 6 1.2 5.5 14 30 23700 295 22 19.9 -9.3 | 26 4 -1.9 -3.8 Wind Parameters Mean winds (0-6000m): 254.2 at 30.0 knts Storm direction: 284.2 at 22.5 knts Shear (0-3000m) pos: 1.4 neg: 4.3 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 109.0 deg Storm rel helicity (0-3000m) pos: 69.7 neg: -11.8 tot: 57.9 m^2/s^2 ave: 19.3 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.28 Bulk Shear: 99.58 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 7 93 17| 0.0 10.5 10.5| 4.9 -11.8 -6.9 -13.8 -0.10| 11.1 -1.1 1000 296 9 97 14| 0.0 8.0 8.0| 12.9 -11.8 1.1 1.1 0.10| 8.5 0.9 1500 277 11 111 12| 0.0 7.1 7.1| 27.6 -11.8 15.8 10.5 0.35| 8.1 2.8 2000 263 13 129 11| 0.0 6.5 6.5| 41.5 -11.8 29.7 14.8 0.43| 7.6 3.3 2500 259 15 141 11| 0.9 5.2 6.1| 55.5 -11.8 43.7 17.5 0.49| 7.0 3.4 3000 257 17 152 11| 1.4 4.3 5.8| 69.7 -11.8 57.9 19.3 0.53| 6.5 3.5 4000 256 22 176 11| 2.1 3.3 5.4| 99.3 -11.8 87.5 21.9 0.57| 6.0 3.4 5000 255 26 195 13| 2.1 3.0 5.1|116.4 -11.8 104.6 20.9 0.54| 5.5 3.0 6000 254 30 207 15| 1.8 3.0 4.8|117.6 -12.2 105.3 17.6 0.48| 5.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251230.00.gif