UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121900.upa.cvt Date: 0000Z 19 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 19 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 128 1 925 808 SFC 865 1371 8.6 -3.4 43 12.0 3.2 310 4 293.7 294.3 283.0 303.9 3.43 3 860 1420 9.4 -1.6 46 11.0 4.2 310 5 295.0 295.7 284.1 306.7 3.95 4 850 1518 9.2 -1.8 46 11.0 4.0 310 8 295.8 296.5 284.4 307.5 3.94 5 782 2208 7.8 -2.2 49 10.0 2.9 271 23 301.4 302.2 286.8 314.0 4.16 6 700 3111 0.8 -5.2 64 6.0 -1.9 220 42 303.4 304.1 287.0 314.8 3.71 7 659 3592 -3.5 -6.8 78 3.3 -4.9 222 49 303.8 304.5 286.9 314.6 3.48 8 646 3750 -3.5 -19.5 28 16.0 -8.4 222 51 305.5 305.8 285.2 309.7 1.26 9 634 3898 -4.3 -17.3 36 13.0 -8.5 223 53 306.3 306.6 285.8 311.3 1.55 10 624 4023 -4.5 -43.5 3 39.0 -11.1 223 55 307.4 307.5 284.5 307.9 0.13 11 580 4596 -6.7 -47.7 2 41.0 -12.9 226 63 311.4 311.4 285.9 311.7 0.09 12 557 4913 -6.1 -51.1 1 45.0 -12.8 227 68 315.7 315.7 287.4 315.9 0.06 13 517 5493 -9.5 -41.5 5 32.0 -15.0 229 76 318.4 318.4 288.5 319.1 0.19 14 500 5750 -11.7 -29.7 21 18.0 -15.8 230 80 318.8 318.9 289.0 321.1 0.65 15 447 6593 -19.7 -32.7 31 13.0 -22.1 245 89 319.1 319.2 289.0 321.0 0.55 16 408 7265 -23.3 -50.3 7 27.0 -26.0 257 95 322.9 322.9 289.8 323.2 0.09 17 400 7410 -22.9 -56.9 3 34.0 -25.9 260 97 325.2 325.2 290.4 325.4 0.04 18 398 7447 -22.7 -58.7 2 36.0 -25.8 260 97 326.0 326.0 290.6 326.1 0.03 19 348 8419 -29.9 -50.9 11 21.0 -31.7 260 98 329.0 329.0 291.5 329.4 0.10 20 346 8461 -30.1 -43.1 27 13.0 -31.5 260 98 329.2 329.3 291.7 330.2 0.25 21 300 9460 -38.7 -54.7 17 16.0 -39.6 260 99 330.8 330.8 292.0 331.1 0.08 22 286 9784 -41.3 -62.3 9 21.0 -42.1 255 99 331.7 331.7 292.2 331.8 0.03 23 250 10680 -47.1 -69.1 6 22.0 -47.6 240 98 336.0 336.0 293.3 336.1 0.01 24 204 11995 -56.6 -75.8 7 19.2 -56.8 245 118 341.2 341.2 294.6 341.2 0.01 25 201 12088 -57.3 -76.3 7 19.0 -57.5 250 116 341.5 341.5 294.7 341.6 0.01 26 200 12120 -56.7 -76.7 6 20.0 -56.9 250 115 343.0 343.0 295.0 343.0 0.01 27 192 12380 -54.7 -78.7 4 24.0 -55.0 252 110 350.2 350.2 296.7 350.2 0.00 28 155 13743 -56.7 -83.7 2 27.0 -57.0 263 87 368.9 368.9 300.4 368.9 0.00 29 150 13950 -58.1 -84.1 2 26.0 -58.3 265 83 370.0 370.0 300.5 370.0 0.00 30 121 15273 -67.7 -87.7 4 20.0 -67.8 246 72 375.9 375.9 301.6 375.9 0.00 31 100 16410 -71.1 -88.1 6 17.0 -71.2 230 63 390.4 390.4 303.8 390.4 0.00 32 90 17027 -73.9 -88.9 8 15.0 -73.9 236 51 396.7 396.7 304.8 396.7 0.00 33 74 18199 -62.3 -88.3 2 26.0 -62.6 247 28 444.0 444.0 310.3 444.0 0.00 34 70 18540 -63.7 -88.7 2 25.0 -64.0 250 21 448.1 448.1 310.7 448.1 0.00 35 63 19181 -68.1 -89.1 3 21.0 -68.2 195 18 452.1 452.1 311.1 452.1 0.00 36 59 19580 -64.7 -89.7 2 25.0 -65.0 161 17 468.3 468.3 312.5 468.3 0.00 37 53 20233 -66.3 -90.3 2 24.0 -66.5 105 14 479.2 479.2 313.4 479.2 0.00 38 50 20590 -63.1 -90.1 1 27.0 -63.5 75 13 494.8 494.8 314.6 494.8 0.00 39 39 22115 -62.7 -90.7 1 28.0 -63.2 58 11 532.2 532.2 317.1 532.2 0.00 40 35 22776 -65.1 -91.1 2 26.0 -65.5 51 10 542.7 542.7 317.7 542.7 0.00 41 32 23327 -59.9 -88.9 1 29.0 -60.8 44 10 570.7 570.7 319.2 570.7 0.00 42 31 23524 -61.1 -90.1 1 29.0 -61.9 42 9 572.7 572.7 319.3 572.7 0.00 43 30 23730 -55.9 -87.9 1 32.0 -57.3 40 9 592.2 592.2 320.3 592.3 0.01 44 26 24637 -57.5 -87.5 1 30.0 -58.9 612.4 612.4 321.2 612.5 0.01 45 23 25418 -54.1 -85.1 1 31.0 -56.2 644.3 644.3 322.4 644.4 0.01 TRP 201 12088 -57.3 -76.3 7 19.0 -57.5 250 116 341.5 341.5 294.7 341.6 0.01 WND 204 11995 -56.6 -75.8 7 19.2 -56.8 245 118 341.2 341.2 294.6 341.2 0.01 Sounding variables and indices 1000-500 mb thick: 5622.00 m Freezing level: 692.37 mb = 3200.50 m = 10500.19 ft Wetbulb zero: 731.66 mb = 2750.41 m = 9023.56 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 33.27 % Est. max temperature: 17.55 C = 63.59 F Sfc-Lift cond lev (LCL): 719.53 mb = 2886.69 m = 9470.67 ft T: 2.54 C 700-500 lapse rate: 4.74 C/km Conv cond level (CCL): 583.95 mb = 4543.21 m = 14905.35 ft Mean mixing ratio: 4.03 g/kg Conv temperature: 25.22 C = 77.39 F Cap Strength: 10.40 C Lifted Index: 10.14 C Risk: None Lifted Index @300 mb: 14.48 C Lifted Index @700 mb: 4.28 C Showalter Index: 12.22 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 9.90 C K Index: 13.10 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.07 J/kg Max Up Vert Vel: 6.18 m/s Conv Inhibition (B-): 32246.97 J/kg Cap Strength: 10.35 C Lift Cond Lev (LCL): 692.96 mb = 3191.60 m = 10471.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 44 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 1371 310 4 3.1 -2.6 | 82 41 -40.6 -6.0 1 850 1518 310 8 6.1 -5.1 | 77 38 -37.5 -8.6 2 700 3111 220 42 27.0 32.2 | 150 33 -16.6 28.7 3 500 5750 230 80 61.3 51.4 | 200 51 17.6 48.0 4 400 7410 260 97 95.5 16.8 | 256 54 51.9 13.4 5 300 9460 260 99 97.5 17.2 | 256 56 53.9 13.7 6 250 10680 240 98 84.9 49.0 | 222 61 41.2 45.5 7 204 11995 245 118 106.9 49.9 | 234 79 63.3 46.4 8 201 12088 250 116 109.0 39.7 | 241 75 65.4 36.2 9 200 12120 250 115 108.1 39.3 | 241 74 64.4 35.9 10 150 13950 265 83 82.7 7.2 | 264 39 39.0 3.8 11 100 16410 230 63 48.3 40.5 | 187 37 4.6 37.0 12 70 18540 250 21 19.7 7.2 | 99 24 -23.9 3.7 13 50 20590 75 13 -12.6 -3.4 | 83 57 -56.2 -6.8 14 30 23730 40 9 -5.8 -6.9 | 78 50 -49.4 -10.3 Wind Parameters Mean winds (0-6000m): 235.5 at 58.4 knts Storm direction: 265.5 at 43.8 knts Shear (0-3000m) pos: 2.5 neg: 7.9 tot: 10.4 10-3/s Storm rel Dir Shear (0-3000m): 96.6 deg Storm rel helicity (0-3000m) pos: 301.1 neg: -55.2 tot: 245.8 m^2/s^2 ave: 81.9 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 6.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.05 Bulk Shear: 395.54 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 ------------------------------------------------------------------------------- 500 299 10 77 36| 0.0 12.2 12.2| 0.0 -55.2 -55.2 -110.5 -0.44| 12.9 -5.7 1000 275 15 81 29| 0.0 12.2 12.2| 36.5 -55.2 -18.8 -18.8 0.04| 14.1 0.5 1500 247 21 101 25| 0.0 12.4 12.4|112.3 -55.2 57.0 38.0 0.37| 15.9 5.9 2000 230 26 119 27| 0.0 11.8 11.8|168.8 -55.2 113.5 56.8 0.40| 15.5 6.2 2500 227 30 129 28| 1.5 9.4 11.0|233.8 -55.2 178.6 71.4 0.46| 13.9 6.4 3000 226 35 138 28| 2.5 7.9 10.4|301.1 -55.2 245.8 81.9 0.50| 12.9 6.5 4000 227 43 155 29| 3.8 5.9 9.7|445.0 -55.2 389.8 97.4 0.56| 11.6 6.5 5000 229 51 171 30| 4.8 4.7 9.5|735.5 -55.2 680.3 136.1 0.64| 11.7 7.5 6000 235 58 189 30| 5.7 3.9 9.7|1144.2 -55.21088.9 181.5 0.71| 12.3 8.8 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251219.00.gif