UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 12 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 98 1 925 781 SFC 863 1371 10.4 -5.6 32 16.0 3.4 15 8 295.8 296.3 283.2 304.5 2.91 3 861 1390 13.8 -4.2 28 18.0 5.4 33 10 299.5 300.1 285.1 309.4 3.25 4 858 1420 14.2 -3.8 29 18.0 5.6 59 12 300.2 300.8 285.5 310.4 3.36 5 850 1501 14.0 -4.0 28 18.0 5.5 130 18 300.8 301.4 285.7 311.0 3.34 6 846 1541 14.0 -4.0 28 18.0 5.5 132 18 301.2 301.8 285.8 311.5 3.36 7 768 2345 7.0 -7.0 36 14.0 0.9 180 19 302.1 302.7 285.8 311.2 2.94 8 738 2673 6.4 -14.6 21 21.0 -1.4 199 19 304.9 305.2 285.4 310.3 1.67 9 700 3103 2.6 -17.4 21 20.0 -4.2 225 19 305.4 305.6 285.2 309.9 1.39 10 665 3514 0.0 -20.0 21 20.0 -6.2 227 22 307.0 307.2 285.6 310.8 1.17 11 593 4426 -2.1 -30.1 10 28.0 -9.2 232 29 314.7 314.8 287.6 316.6 0.53 12 540 5159 -8.5 -31.5 14 23.0 -13.6 237 34 315.7 315.7 287.9 317.4 0.51 13 500 5750 -12.7 -24.7 36 12.0 -15.8 240 39 317.6 317.8 289.1 321.1 1.03 14 482 6030 -14.3 -23.3 46 9.0 -16.7 242 41 318.9 319.2 289.7 323.1 1.21 15 455 6466 -16.9 -30.9 29 14.0 -19.8 244 44 321.0 321.1 289.8 323.3 0.64 16 400 7420 -25.1 -33.1 47 8.0 -26.4 250 52 322.4 322.5 290.1 324.5 0.59 17 397 7475 -25.5 -33.5 47 8.0 -26.8 250 52 322.5 322.7 290.2 324.6 0.57 18 351 8359 -31.5 -48.5 17 17.0 -32.9 248 59 326.0 326.0 290.7 326.5 0.13 19 306 9315 -39.9 -52.9 24 13.0 -40.6 245 67 327.3 327.3 291.0 327.6 0.09 20 300 9450 -40.3 -55.3 19 15.0 -41.1 245 68 328.6 328.6 291.4 328.8 0.07 21 278 9964 -42.1 -62.6 9 20.5 -42.9 255 86 333.2 333.2 292.6 333.3 0.03 22 276 10012 -42.3 -63.3 8 21.0 -43.0 256 86 333.6 333.6 292.7 333.7 0.03 23 250 10670 -47.3 -63.3 14 16.0 -47.7 265 79 335.7 335.8 293.3 335.9 0.03 24 212 11746 -53.7 -71.7 9 18.0 -54.0 247 70 342.0 342.0 294.8 342.0 0.01 25 200 12120 -54.1 -74.1 7 20.0 -54.4 240 67 347.1 347.1 296.0 347.1 0.01 26 152 13848 -62.3 -84.3 4 22.0 -62.4 259 64 361.4 361.4 299.0 361.4 0.00 27 150 13930 -62.1 -85.1 3 23.0 -62.3 260 64 363.1 363.1 299.3 363.1 0.00 28 146 14097 -60.5 -86.5 2 26.0 -60.7 259 62 368.7 368.7 300.3 368.7 0.00 29 115 15550 -69.1 -89.1 4 20.0 -69.2 253 46 378.8 378.8 302.1 378.8 0.00 30 105 16090 -70.9 -89.9 4 19.0 -71.0 250 40 385.3 385.3 303.1 385.3 0.00 31 100 16380 -69.1 -89.1 4 20.0 -69.2 260 35 394.2 394.2 304.4 394.2 0.00 32 70 18500 -71.9 -88.9 6 17.0 -72.0 250 36 430.6 430.6 308.9 430.6 0.00 33 68 18670 -72.1 -89.1 6 17.0 -72.2 252 33 433.7 433.7 309.2 433.7 0.00 34 63 19124 -66.3 -89.3 3 23.0 -66.5 258 25 456.1 456.1 311.4 456.1 0.00 35 50 20510 -68.9 -90.9 3 22.0 -69.1 275 2 481.1 481.1 313.5 481.1 0.00 36 48 20754 -69.1 -91.1 3 22.0 -69.3 269 3 486.3 486.3 314.0 486.3 0.00 37 47 20881 -64.5 -90.5 2 26.0 -64.8 266 3 500.3 500.3 314.9 500.3 0.00 38 35 22711 -57.9 -87.9 1 30.0 -58.9 223 8 561.5 561.5 318.7 561.5 0.00 39 30 23680 -58.9 -87.9 1 29.0 -59.9 200 11 584.1 584.1 319.9 584.1 0.01 40 29 23893 -59.1 -88.1 1 29.0 -60.2 589.2 589.2 320.1 589.2 0.01 41 27 24344 -55.9 -87.9 1 32.0 -57.5 610.4 610.4 321.1 610.4 0.01 42 23 25370 -53.5 -85.5 1 32.0 -55.8 646.1 646.1 322.5 646.1 0.01 TRP 105 16090 -70.9 -89.9 4 19.0 -71.0 250 40 385.3 385.3 303.1 385.3 0.00 WND 278 9964 -42.1 -62.6 9 20.5 -42.9 255 86 333.2 333.2 292.6 333.3 0.03 Sounding variables and indices 1000-500 mb thick: 5652.00 m Freezing level: 665.00 mb = 3514.46 m = 11530.23 ft Wetbulb zero: 756.20 mb = 2472.56 m = 8111.98 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 21.49 % Est. max temperature: 19.47 C = 67.05 F Sfc-Lift cond lev (LCL): 675.46 mb = 3389.20 m = 11119.30 ft T: 0.79 C 700-500 lapse rate: 5.78 C/km ThetaE index: 1.61 C Layer 768.0- 665.0 mb Conv cond level (CCL): 513.44 mb = 5546.40 m = 18196.62 ft Mean mixing ratio: 3.16 g/kg Conv temperature: 30.68 C = 87.23 F Cap Strength: 9.95 C Lifted Index: 8.90 C Risk: None Lifted Index @300 mb: 12.59 C Lifted Index @700 mb: 3.52 C Showalter Index: 8.96 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 8.70 C K Index: 2.70 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.16 J/kg Max Up Vert Vel: 3.78 m/s Conv Inhibition (B-): 39906.93 J/kg Cap Strength: 9.96 C Lift Cond Lev (LCL): 633.31 mb = 3902.88 m = 12804.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 at 23 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 ---------------------------------------------------------- 0 863 1371 15 8 -2.1 -7.7 | 68 27 -24.9 -10.1 1 850 1501 130 18 -13.8 11.6 | 104 38 -36.6 9.2 2 700 3103 225 19 13.4 13.4 | 140 15 -9.4 11.1 3 500 5750 240 39 33.8 19.5 | 212 20 10.9 17.2 4 400 7420 250 52 48.9 17.8 | 239 30 26.0 15.4 5 300 9450 245 68 61.6 28.7 | 236 47 38.8 26.4 6 278 9964 255 86 83.1 22.3 | 252 63 60.2 19.9 7 250 10670 265 79 78.7 6.9 | 265 56 55.9 4.5 8 200 12120 240 67 58.0 33.5 | 228 47 35.2 31.2 9 150 13930 260 64 63.0 11.1 | 258 41 40.2 8.8 10 105 16090 250 40 37.6 13.7 | 232 19 14.7 11.3 11 100 16380 260 35 34.5 6.1 | 252 12 11.6 3.7 12 70 18500 250 36 33.8 12.3 | 228 15 11.0 10.0 13 50 20510 275 2 2.0 -0.2 | 83 21 -20.9 -2.5 14 30 23680 200 11 3.8 10.3 | 113 21 -19.1 8.0 Wind Parameters Mean winds (0-6000m): 234.2 at 30.6 knts Storm direction: 264.2 at 23.0 knts Shear (0-3000m) pos: 6.1 neg: 0.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 111.0 deg Storm rel helicity (0-3000m) pos: 371.9 neg: 0.0 tot: 371.9 m^2/s^2 ave: 124.0 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 8.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.04 Bulk Shear: 180.67 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 ------------------------------------------------------------------------------- 500 136 17 106 36| 25.4 0.0 25.4|246.6 0.0 246.6 493.2 0.85| 33.5 28.4 1000 153 18 113 34| 13.6 0.0 13.6|302.0 0.0 302.0 302.0 0.82| 21.6 17.6 1500 169 18 120 30| 9.1 0.0 9.1|329.5 0.0 329.5 219.6 0.75| 17.7 13.3 2000 185 18 127 26| 7.2 0.0 7.2|341.7 0.0 341.7 170.8 0.72| 15.0 10.7 2500 198 19 133 23| 6.5 0.0 6.5|356.6 0.0 356.6 142.6 0.73| 12.8 9.4 3000 208 20 140 21| 6.1 0.0 6.1|371.9 0.0 371.9 124.0 0.75| 11.3 8.5 4000 221 24 154 17| 5.4 0.0 5.4|404.7 0.0 404.7 101.2 0.77| 9.6 7.3 5000 228 27 170 16| 5.1 0.0 5.1|443.9 0.0 443.9 88.8 0.77| 8.5 6.6 6000 234 31 187 16| 4.9 0.0 4.9|492.3 0.0 492.3 82.0 0.77| 7.9 6.1 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251212.00.gif