UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 28 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 101 1 925 794 SFC 865 1362 5.2 -19.8 14 25.0 -2.2 35 4 290.1 290.3 278.2 293.0 0.92 3 863 1382 11.0 -14.0 16 25.0 1.8 27 5 296.4 296.7 281.8 301.0 1.50 4 854 1472 12.8 -12.2 16 25.0 2.9 351 8 299.2 299.5 283.2 304.6 1.75 5 850 1513 12.6 -11.4 18 24.0 3.0 335 10 299.3 299.7 283.5 305.2 1.88 6 820 1814 14.4 -29.6 3 44.0 1.5 323 12 304.3 304.4 283.7 305.7 0.40 7 811 1907 14.2 -31.8 3 46.0 1.3 319 12 305.1 305.2 283.9 306.2 0.33 8 757 2484 11.4 296 16 308.1 9 743 2640 12.4 290 17 310.9 10 700 3135 8.8 -25.2 7 34.0 -1.9 270 20 312.2 312.4 286.9 314.6 0.70 11 593 4482 -1.7 -34.7 6 33.0 -9.2 272 32 315.2 315.3 287.6 316.4 0.34 12 535 5295 -6.5 -43.5 3 37.0 -13.0 274 39 318.9 318.9 288.6 319.5 0.15 13 500 5820 -10.7 -45.7 4 35.0 -16.1 275 44 320.0 320.0 288.9 320.5 0.13 14 445 6702 -17.5 -56.5 2 39.0 -21.5 267 49 322.3 322.3 289.5 322.4 0.04 15 400 7490 -23.5 -48.5 8 25.0 -26.2 260 53 324.4 324.5 290.2 324.9 0.12 16 348 8491 -31.3 -46.3 21 15.0 -32.7 258 68 327.1 327.1 291.1 327.7 0.17 17 302 9475 -40.3 -48.3 42 8.0 -40.8 255 82 327.9 328.0 291.3 328.6 0.16 18 300 9520 -40.5 -49.5 37 9.0 -41.1 255 83 328.3 328.3 291.4 328.8 0.14 19 297 9588 -40.9 -47.9 47 7.0 -41.3 255 84 328.7 328.7 291.5 329.3 0.17 20 295 9634 -41.1 -53.1 26 12.0 -41.7 255 85 329.0 329.0 291.5 329.4 0.09 21 282 9939 -42.7 -55.7 23 13.0 -43.3 253 91 331.0 331.0 292.0 331.3 0.07 22 265 10355 -45.9 -55.9 31 10.0 -46.3 252 99 332.2 332.3 292.4 332.5 0.07 23 250 10740 -47.9 -57.9 31 10.0 -48.3 250 106 334.9 334.9 293.1 335.1 0.06 24 246 10846 -48.7 -58.7 30 10.0 -49.0 249 107 335.2 335.2 293.2 335.4 0.06 25 244 10900 -47.3 -85.3 1 38.0 -47.9 249 108 338.1 338.1 293.9 338.1 0.00 26 223 11500 -44.7 -76.7 2 32.0 -45.4 245 114 350.9 350.9 296.8 350.9 0.01 27 201 12187 -50.0 -77.3 3 27.2 -50.5 240 122 353.0 353.0 297.3 353.0 0.01 28 200 12220 -50.3 -77.3 3 27.0 -50.8 240 121 353.1 353.1 297.3 353.1 0.01 29 150 14040 -63.5 -84.5 4 21.0 -63.6 260 114 360.7 360.7 298.8 360.7 0.00 30 140 14460 -67.1 -85.1 6 18.0 -67.2 259 106 361.6 361.6 299.0 361.6 0.00 31 101 16411 -70.9 -91.9 3 21.0 -71.0 255 68 389.6 389.6 303.8 389.6 0.00 32 100 16470 -70.7 -91.7 3 21.0 -70.8 255 67 391.1 391.1 303.9 391.1 0.00 33 79 17847 -76.3 -91.3 8 15.0 -76.3 250 46 406.8 406.8 306.1 406.8 0.00 34 70 18550 -73.1 -91.1 5 18.0 -73.2 245 32 428.0 428.0 308.6 428.0 0.00 35 52 20313 -69.1 -93.1 2 24.0 -69.3 232 19 475.3 475.3 313.1 475.3 0.00 36 50 20550 -65.7 -93.7 1 28.0 -66.0 230 17 488.7 488.7 314.1 488.7 0.00 37 49 20673 -64.5 -92.5 1 28.0 -64.8 232 17 494.3 494.3 314.5 494.3 0.00 38 41 21754 -66.7 -92.7 1 26.0 -67.0 251 15 514.7 514.7 315.9 514.7 0.00 39 35 22718 -63.1 -94.1 1 31.0 -63.7 268 14 547.9 547.9 318.0 547.9 0.00 40 31 23474 -57.3 -91.3 1 34.0 -58.5 281 13 582.9 582.9 319.8 583.0 0.00 41 30 23680 -59.1 -90.1 1 31.0 -60.1 285 13 583.5 583.5 319.8 583.5 0.00 42 27 24335 -62.5 -92.5 1 30.0 -63.3 591.8 591.8 320.2 591.8 0.00 43 22 25612 -58.1 -90.1 1 32.0 -59.6 640.6 640.6 322.3 640.7 0.01 TRP 79 17847 -76.3 -91.3 8 15.0 -76.3 250 46 406.8 406.8 306.1 406.8 0.00 WND 201 12187 -50.0 -77.3 3 27.2 -50.5 240 122 353.0 353.0 297.3 353.0 0.01 Sounding variables and indices 1000-500 mb thick: 5719.00 m Freezing level: 610.32 mb = 4264.08 m = 13989.61 ft Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 6.23 % Est. max temperature: 25.94 C = 78.68 F Sfc-Lift cond lev (LCL): 585.02 mb = 4589.12 m = 15055.99 ft T: -2.33 C 700-500 lapse rate: 7.26 C/km ThetaE index: 0.00 C Layer 865.0--30786326528.0 mb Conv cond level (CCL): 346.07 mb = 8529.31 m = 27982.97 ft Mean mixing ratio: 0.78 g/kg Conv temperature: 40.68 C = 105.23 F Cap Strength: 14.15 C Lifted Index: 13.40 C Risk: None Lifted Index @300 mb: 15.79 C Lifted Index @700 mb: 7.75 C Showalter Index: 14.71 C Risk: None Total Totals Index: 22.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: -0.70 C K Index: -22.10 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.10 J/kg Max Up Vert Vel: 9.81 m/s Conv Inhibition (B-): 34965.98 J/kg Cap Strength: 12.74 C Lift Cond Lev (LCL): 470.44 mb = 6281.46 m = 20608.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 24 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 ---------------------------------------------------------- 0 865 1362 35 4 -2.3 -3.3 | 113 24 -22.1 9.6 1 850 1513 335 10 4.2 -9.1 | 104 16 -15.5 3.8 2 700 3135 270 20 20.0 -0.0 | 181 13 0.2 12.8 3 500 5820 275 44 43.8 -3.8 | 249 26 24.1 9.0 4 400 7490 260 53 52.2 9.2 | 236 39 32.4 22.0 5 300 9520 255 83 80.2 21.5 | 240 69 60.4 34.3 6 250 10740 250 106 99.6 36.3 | 238 94 79.9 49.1 7 201 12187 240 122 105.7 61.0 | 229 113 85.9 73.8 8 200 12220 240 121 104.8 60.5 | 229 112 85.0 73.3 9 150 14040 260 114 112.3 19.8 | 251 98 92.5 32.6 10 100 16470 255 67 64.7 17.3 | 236 54 45.0 30.2 11 79 17847 250 46 43.2 15.7 | 219 37 23.5 28.6 12 70 18550 245 32 29.0 13.5 | 199 28 9.2 26.4 13 50 20550 230 17 13.0 10.9 | 164 25 -6.7 23.8 14 30 23680 285 13 12.6 -3.4 | 143 12 -7.2 9.5 Wind Parameters Mean winds (0-6000m): 273.0 at 31.4 knts Storm direction: 303.0 at 23.6 knts Shear (0-3000m) pos: 1.5 neg: 4.2 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 110.5 deg Storm rel helicity (0-3000m) pos: 68.7 neg: -20.8 tot: 47.8 m^2/s^2 ave: 15.9 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.47 Bulk Shear: 101.44 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 ------------------------------------------------------------------------------- 500 332 10 105 16| 0.0 12.0 12.0| 1.7 -20.8 -19.1 -38.2 -0.25| 13.1 -3.3 1000 317 12 110 13| 0.0 8.2 8.2| 11.1 -20.8 -9.7 -9.7 0.02| 9.5 0.2 1500 302 13 125 10| 0.0 7.0 7.0| 24.6 -20.8 3.7 2.5 0.26| 8.6 2.2 2000 289 15 145 10| 0.0 6.3 6.3| 37.9 -20.8 17.0 8.5 0.35| 8.0 2.8 2500 283 17 159 10| 0.9 5.0 6.0| 53.2 -20.8 32.3 12.9 0.43| 7.3 3.1 3000 280 19 172 10| 1.5 4.2 5.7| 68.7 -20.8 47.8 15.9 0.48| 6.9 3.3 4000 278 23 198 10| 2.3 3.2 5.5|101.0 -20.8 80.1 20.0 0.52| 6.3 3.3 5000 276 27 217 12| 2.3 2.9 5.2|115.6 -36.2 79.4 15.9 0.45| 6.0 2.6 6000 273 31 226 16| 1.9 3.0 4.9|115.6 -79.6 36.0 6.0 0.31| 5.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251228.00.gif