UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 11 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 132 1 925 813 SFC 867 1362 9.6 -10.4 23 20.0 1.8 110 4 294.5 294.9 281.6 300.6 1.99 3 866 1372 13.4 -8.6 21 22.0 4.1 111 4 298.6 299.0 283.7 305.7 2.30 4 863 1402 14.2 -8.8 19 23.0 4.4 116 5 299.7 300.1 284.1 306.7 2.27 5 850 1532 13.6 -8.4 21 22.0 4.1 135 7 300.4 300.8 284.5 307.8 2.38 6 788 2164 8.6 -8.4 29 17.0 1.4 197 8 301.6 302.1 285.2 309.6 2.57 7 734 2745 3.4 -2.6 65 6.0 0.5 256 9 302.1 302.9 287.2 315.2 4.30 8 700 3129 2.2 -9.8 41 12.0 -2.6 295 10 304.9 305.4 286.4 313.1 2.59 9 679 3375 1.4 -14.6 29 16.0 -4.4 293 12 306.7 307.0 286.2 312.5 1.81 10 658 3629 3.4 -29.6 7 33.0 -5.5 291 15 311.7 311.8 286.5 313.5 0.50 11 561 4908 -2.5 -44.5 2 42.0 -10.4 282 27 319.3 319.3 288.7 319.8 0.13 12 500 5810 -9.7 -29.7 18 20.0 -14.5 275 36 321.2 321.3 289.8 323.5 0.65 13 476 6186 -12.9 -29.9 23 17.0 -16.7 275 37 321.8 321.9 290.0 324.2 0.67 14 400 7480 -23.5 -41.5 18 18.0 -25.9 275 41 324.4 324.5 290.4 325.4 0.25 15 383 7796 -26.3 -43.3 19 17.0 -28.3 273 44 324.8 324.9 290.5 325.6 0.22 16 352 8402 -30.1 -58.1 5 28.0 -32.0 271 50 327.6 327.6 291.1 327.8 0.04 17 300 9520 -38.9 -60.9 8 22.0 -39.9 265 61 330.5 330.5 291.9 330.7 0.04 18 280 9991 -42.1 -63.1 8 21.0 -42.9 265 69 332.5 332.5 292.4 332.6 0.03 19 250 10750 -48.1 -64.1 14 16.0 -48.5 265 83 334.6 334.6 293.0 334.7 0.03 20 213 11789 -55.1 -69.1 16 14.0 -55.3 261 93 339.3 339.3 294.1 339.4 0.02 21 200 12190 -56.7 -71.7 13 15.0 -56.9 260 97 343.0 343.0 295.0 343.0 0.01 22 195 12350 -57.4 -72.9 12 15.5 -57.6 260 100 344.4 344.4 295.4 344.4 0.01 23 172 13134 -60.7 -78.7 8 18.0 -60.9 262 91 351.5 351.5 297.0 351.5 0.00 24 151 13939 -62.1 -83.1 4 21.0 -62.3 265 82 362.4 362.4 299.2 362.4 0.00 25 150 13980 -62.3 -82.3 5 20.0 -62.4 265 82 362.8 362.8 299.2 362.8 0.00 26 135 14622 -67.5 -83.5 9 16.0 -67.6 264 70 364.6 364.6 299.6 364.6 0.00 27 113 15692 -67.7 -86.7 5 19.0 -67.8 262 49 383.3 383.3 302.8 383.3 0.00 28 100 16420 -71.5 -88.5 6 17.0 -71.6 260 35 389.6 389.6 303.8 389.6 0.00 29 94 16785 -73.5 -88.5 8 15.0 -73.6 255 40 392.6 392.6 304.2 392.6 0.00 30 76 18028 -74.1 -89.1 8 15.0 -74.2 280 40 416.0 416.0 307.2 416.0 0.00 31 70 18510 -73.1 -89.1 7 16.0 -73.2 290 40 428.0 428.0 308.6 428.0 0.00 32 69 18594 -73.1 -89.1 7 16.0 -73.2 289 39 429.8 429.8 308.8 429.8 0.00 33 61 19331 -64.9 -88.9 2 24.0 -65.1 282 31 463.4 463.4 312.1 463.4 0.00 34 50 20540 -66.5 -90.5 2 24.0 -66.8 270 19 486.8 486.8 314.0 486.8 0.00 35 48 20787 -66.9 -90.9 2 24.0 -67.1 284 18 491.5 491.5 314.4 491.5 0.00 36 46 21048 -62.1 -90.1 1 28.0 -62.6 298 17 509.1 509.1 315.6 509.2 0.00 37 44 21322 -63.9 -89.9 2 26.0 -64.3 313 16 511.3 511.3 315.7 511.3 0.00 38 40 21913 -59.9 -89.9 1 30.0 -60.6 344 15 535.4 535.4 317.2 535.4 0.00 39 37 22399 -61.9 -89.9 1 28.0 -62.5 10 13 542.4 542.4 317.6 542.4 0.00 40 35 22746 -57.9 -88.9 1 31.0 -58.9 29 12 561.5 561.5 318.7 561.5 0.00 41 34 22928 -59.7 -88.7 1 29.0 -60.6 38 11 561.4 561.4 318.7 561.5 0.00 42 31 23512 -55.9 -86.9 1 31.0 -57.3 69 10 586.7 586.7 320.0 586.8 0.01 43 30 23720 -57.7 -86.7 1 29.0 -58.9 80 9 587.3 587.3 320.0 587.4 0.01 44 29 23934 -58.1 -88.1 1 30.0 -59.3 592.0 592.0 320.2 592.0 0.01 45 26 24627 -54.9 -86.9 1 32.0 -56.7 619.8 619.8 321.5 619.9 0.01 46 24 25137 -55.7 -86.7 1 31.0 -57.5 631.9 631.9 322.0 631.9 0.01 TRP 94 16785 -73.5 -88.5 8 15.0 -73.6 255 40 392.6 392.6 304.2 392.6 0.00 WND 195 12350 -57.4 -72.9 12 15.5 -57.6 260 100 344.4 344.4 295.4 344.4 0.01 Sounding variables and indices 1000-500 mb thick: 5678.00 m Freezing level: 602.10 mb = 4366.17 m = 14324.51 ft Wetbulb zero: 728.17 mb = 2809.55 m = 9217.57 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 21.14 % Est. max temperature: 18.21 C = 64.79 F Sfc-Lift cond lev (LCL): 637.29 mb = 3885.27 m = 12746.81 ft T: 2.22 C 700-500 lapse rate: 4.44 C/km ThetaE index: 2.67 C Layer 700.0- 658.0 mb Conv cond level (CCL): 457.00 mb = 6488.83 m = 21288.57 ft Mean mixing ratio: 2.53 g/kg Conv temperature: 36.43 C = 97.57 F Cap Strength: 13.95 C Lifted Index: 13.37 C Risk: None Lifted Index @300 mb: 15.63 C Lifted Index @700 mb: 3.58 C Showalter Index: 14.01 C Risk: None Total Totals Index: 24.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 1.30 C K Index: 2.90 Risk: None Sweat Index: 50.00 Risk: None Energy Index: 3.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.00 J/kg Max Up Vert Vel: 3.74 m/s Conv Inhibition (B-): 34577.67 J/kg Cap Strength: 13.97 C Lift Cond Lev (LCL): 610.21 mb = 4233.71 m = 13889.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 17 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 1362 110 4 -3.8 1.4 | 123 21 -17.6 11.6 1 850 1532 135 7 -4.9 4.9 | 129 24 -18.8 15.2 2 700 3129 295 10 9.1 -4.2 | 142 8 -4.8 6.0 3 500 5810 275 36 35.9 -3.1 | 252 23 22.0 7.1 4 400 7480 275 41 40.8 -3.6 | 256 28 27.0 6.7 5 300 9520 265 61 60.8 5.3 | 252 49 46.9 15.6 6 250 10750 265 83 82.7 7.2 | 256 71 68.8 17.5 7 200 12190 260 97 95.5 16.8 | 252 86 81.7 27.1 8 195 12350 260 100 98.5 17.4 | 252 89 84.6 27.6 9 150 13980 265 82 81.7 7.1 | 256 70 67.8 17.4 10 100 16420 260 35 34.5 6.1 | 232 26 20.6 16.3 11 94 16785 255 40 38.6 10.4 | 230 32 24.8 20.6 12 70 18510 290 40 37.6 -13.7 | 278 24 23.7 -3.4 13 50 20540 270 19 19.0 -0.0 | 207 11 5.1 10.3 14 30 23720 80 9 -8.9 -1.6 | 111 24 -22.7 8.7 Wind Parameters Mean winds (0-6000m): 276.5 at 23.0 knts Storm direction: 306.5 at 17.2 knts Shear (0-3000m) pos: 2.8 neg: 1.7 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 116.1 deg Storm rel helicity (0-3000m) pos: 92.7 neg: -6.4 tot: 86.4 m^2/s^2 ave: 28.8 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 102.89 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 ------------------------------------------------------------------------------- 500 145 7 132 24| 6.7 0.0 6.7| 39.7 0.0 39.7 79.4 0.80| 8.2 6.6 1000 174 7 140 23| 5.4 0.0 5.4| 70.7 0.0 70.7 70.7 0.78| 7.8 6.1 1500 210 8 150 20| 4.6 0.0 4.6| 78.1 -0.8 77.3 51.6 0.57| 7.9 4.5 2000 268 9 153 12| 4.2 0.0 4.2| 80.5 -6.4 74.1 37.1 0.41| 7.6 3.1 2500 281 10 152 9| 3.3 1.0 4.4| 86.7 -6.4 80.3 32.1 0.49| 7.1 3.5 3000 284 11 159 8| 2.8 1.7 4.5| 92.7 -6.4 86.4 28.8 0.52| 6.8 3.5 4000 280 15 189 8| 2.1 2.6 4.7|100.5 -6.4 94.1 23.5 0.46| 6.4 2.9 5000 277 19 215 9| 1.7 2.7 4.4|104.6 -6.6 98.0 19.6 0.42| 5.8 2.4 6000 277 23 230 12| 1.4 2.5 3.9|111.7 -6.6 105.1 17.5 0.41| 5.1 2.1 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251211.00.gif