UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 18 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 89 1 925 775 SFC 863 1369 14.4 -4.6 26 19.0 5.5 130 12 299.9 300.5 285.1 309.5 3.14 3 859 1409 15.6 -3.4 27 19.0 6.4 130 16 301.6 302.2 286.1 312.1 3.46 4 850 1499 15.0 -4.0 27 19.0 5.9 130 24 301.9 302.5 286.1 312.1 3.34 5 701 3096 3.6 -6.4 48 10.0 -0.9 204 39 306.3 307.0 287.7 316.9 3.38 6 700 3108 3.6 -6.4 48 10.0 -0.9 205 39 306.5 307.1 287.8 317.0 3.38 7 652 3681 -0.5 -2.8 84 2.3 -1.6 209 43 308.1 309.0 289.6 322.9 4.78 8 622 4056 -3.5 -8.2 70 4.7 -5.5 212 46 308.9 309.5 288.5 319.3 3.31 9 603 4301 -3.7 -31.7 9 28.0 -10.2 214 47 311.4 311.5 286.4 313.0 0.45 10 543 5124 -7.9 -30.9 14 23.0 -13.2 220 53 315.9 316.0 288.0 317.8 0.54 11 517 5504 -11.3 -31.3 17 20.0 -15.6 223 56 316.2 316.3 288.1 318.1 0.54 12 500 5760 -12.3 -47.3 4 35.0 -17.3 225 58 318.0 318.1 288.2 318.5 0.11 13 403 7365 -22.1 -52.1 5 30.0 -25.2 230 74 325.6 325.6 290.5 325.9 0.08 14 400 7420 -22.7 -53.7 4 31.0 -25.6 230 75 325.5 325.5 290.5 325.7 0.06 15 325 8912 -34.3 -56.3 9 22.0 -35.6 226 87 329.4 329.4 291.6 329.6 0.06 16 303 9401 -36.7 -61.7 6 25.0 -37.9 225 91 332.7 332.7 292.5 332.8 0.03 17 300 9470 -37.5 -61.5 6 24.0 -38.6 225 92 332.5 332.5 292.4 332.6 0.03 18 250 10700 -47.9 -64.9 12 17.0 -48.3 225 92 334.9 334.9 293.0 335.0 0.02 19 246 10806 -48.7 -65.7 12 17.0 -49.1 225 92 335.2 335.2 293.2 335.3 0.02 20 213 11739 -54.3 -74.3 7 20.0 -54.6 229 91 340.6 340.6 294.5 340.6 0.01 21 200 12140 -56.1 -76.1 6 20.0 -56.3 230 90 343.9 343.9 295.3 344.0 0.01 22 150 13940 -61.3 -85.3 3 24.0 -61.4 225 103 364.5 364.5 299.5 364.5 0.00 23 147 14065 -61.5 -85.5 3 24.0 -61.7 226 105 366.2 366.2 299.9 366.2 0.00 24 128 14911 -67.9 -85.9 6 18.0 -68.0 230 117 369.5 369.5 300.5 369.5 0.00 25 126 15006 -68.2 -86.1 6 17.9 -68.3 230 118 370.6 370.6 300.7 370.7 0.00 26 100 16380 -72.5 -89.5 6 17.0 -72.6 225 85 387.6 387.6 303.5 387.7 0.00 27 96 16619 -74.1 -90.1 7 16.0 -74.2 230 83 389.1 389.1 303.6 389.1 0.00 28 89 17062 -73.1 -91.1 5 18.0 -73.2 229 69 399.6 399.6 305.2 399.6 0.00 29 84 17410 -62.7 -89.7 1 27.0 -63.0 228 58 427.4 427.4 308.6 427.4 0.00 30 77 17941 -67.3 -89.3 3 22.0 -67.4 227 42 428.6 428.6 308.7 428.6 0.00 31 75 18101 -65.3 -88.3 3 23.0 -65.5 226 37 436.0 436.0 309.4 436.0 0.00 32 70 18520 -66.5 -89.5 3 23.0 -66.7 225 24 442.1 442.1 310.1 442.1 0.00 33 59 19548 -69.1 -90.1 3 21.0 -69.2 179 15 458.4 458.4 311.6 458.4 0.00 34 50 20550 -63.7 -90.7 1 27.0 -64.1 135 7 493.4 493.4 314.5 493.4 0.00 35 45 21199 -62.5 -90.5 1 28.0 -63.0 169 8 511.4 511.4 315.7 511.4 0.00 36 40 21923 -64.7 -91.7 1 27.0 -65.1 207 8 523.4 523.4 316.5 523.4 0.00 37 37 22404 -60.9 -89.9 1 29.0 -61.6 232 9 544.9 544.9 317.8 544.9 0.00 38 35 22748 -63.5 -90.5 1 27.0 -64.0 250 9 546.9 546.9 317.9 546.9 0.00 39 31 23495 -62.9 -90.9 1 28.0 -63.6 289 10 567.8 567.8 319.0 567.8 0.00 40 30 23700 -57.3 -89.3 1 32.0 -58.6 300 10 588.4 588.4 320.0 588.5 0.00 41 29 23915 -56.9 -88.9 1 32.0 -58.2 595.3 595.3 320.4 595.3 0.00 42 23 25392 -54.1 -86.1 1 32.0 -56.3 644.3 644.3 322.4 644.4 0.01 43 21 25975 -54.5 -85.5 1 31.0 -56.7 660.1 660.1 323.0 660.2 0.01 TRP 96 16619 -74.1 -90.1 7 16.0 -74.2 230 83 389.1 389.1 303.6 389.1 0.00 WND 126 15006 -68.2 -86.1 6 17.9 -68.3 230 118 370.6 370.6 300.7 370.7 0.00 Sounding variables and indices 1000-500 mb thick: 5671.00 m Freezing level: 657.85 mb = 3611.11 m = 11847.34 ft Wetbulb zero: 719.83 mb = 2876.66 m = 9437.75 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 35.83 % Est. max temperature: 20.19 C = 68.35 F Sfc-Lift cond lev (LCL): 646.71 mb = 3745.89 m = 12289.52 ft T: -1.02 C 700-500 lapse rate: 6.00 C/km ThetaE index: 0.05 C Layer 850.0- 701.0 mb Conv cond level (CCL): 525.23 mb = 5381.43 m = 17655.40 ft Mean mixing ratio: 3.35 g/kg Conv temperature: 29.92 C = 85.85 F Cap Strength: 7.78 C Lifted Index: 8.01 C Risk: None Lifted Index @300 mb: 13.95 C Lifted Index @700 mb: 3.20 C Showalter Index: 8.72 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 8.30 C K Index: 13.30 Risk: None Sweat Index: 106.00 Risk: None Energy Index: 1.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.39 J/kg Max Up Vert Vel: 3.57 m/s Conv Inhibition (B-): 34408.20 J/kg Cap Strength: 7.63 C Lift Cond Lev (LCL): 628.15 mb = 3977.61 m = 13049.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 36 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 1369 130 12 -9.2 7.7 | 80 43 -42.4 -7.2 1 850 1499 130 24 -18.4 15.4 | 91 52 -51.6 0.5 2 700 3108 205 39 16.5 35.3 | 141 26 -16.7 20.4 3 500 5760 225 58 41.0 41.0 | 197 27 7.8 26.0 4 400 7420 230 75 57.5 48.2 | 216 41 24.2 33.2 5 300 9470 225 92 65.1 65.1 | 212 59 31.8 50.1 6 250 10700 225 92 65.1 65.1 | 212 59 31.8 50.1 7 200 12140 230 90 68.9 57.9 | 220 56 35.7 42.9 8 150 13940 225 103 72.8 72.8 | 214 70 39.6 57.9 9 126 15006 230 118 90.4 75.8 | 223 84 57.2 60.9 10 100 16380 225 85 60.1 60.1 | 211 53 26.9 45.1 11 96 16619 230 83 63.6 53.4 | 218 49 30.4 38.4 12 70 18520 225 24 17.0 17.0 | 97 16 -16.2 2.0 13 50 20550 135 7 -4.9 4.9 | 75 39 -38.2 -10.0 14 30 23700 300 10 8.7 -5.0 | 51 32 -24.6 -20.0 Wind Parameters Mean winds (0-6000m): 215.8 at 48.6 knts Storm direction: 245.8 at 36.4 knts Shear (0-3000m) pos: 8.3 neg: 0.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 568.2 neg: 0.0 tot: 568.2 m^2/s^2 ave: 189.4 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 9.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.02 Bulk Shear: 325.30 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 ------------------------------------------------------------------------------- 500 137 24 93 49| 16.8 0.0 16.8|209.1 0.0 209.1 418.3 0.82| 20.4 16.8 1000 151 27 100 47| 12.5 0.0 12.5|342.2 0.0 342.2 342.2 0.83| 16.9 14.1 1500 167 29 109 42| 11.4 0.0 11.4|449.6 0.0 449.6 299.7 0.80| 16.3 13.1 2000 181 32 117 37| 10.3 0.0 10.3|505.9 0.0 505.9 252.9 0.80| 14.8 11.8 2500 189 34 123 34| 9.1 0.0 9.1|536.7 0.0 536.7 214.7 0.81| 12.8 10.4 3000 195 36 129 31| 8.3 0.0 8.3|568.2 0.0 568.2 189.4 0.82| 11.5 9.4 4000 204 40 142 27| 7.3 0.0 7.3|634.9 0.0 634.9 158.7 0.85| 9.9 8.3 5000 211 44 155 25| 6.9 0.0 6.9|697.1 0.0 697.1 139.4 0.84| 9.0 7.5 6000 216 49 169 25| 6.6 0.0 6.6|760.1 0.0 760.1 126.7 0.81| 8.4 6.8 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251218.00.gif