UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 9 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 139 1 925 826 SFC 868 1371 15.8 -12.2 13 28.0 4.5 40 6 300.9 301.2 283.9 306.3 1.72 3 850 1550 15.0 -11.0 16 26.0 4.2 80 5 301.9 302.2 284.5 308.0 1.94 4 817 1884 13.6 -17.4 10 31.0 2.2 85 5 303.8 304.0 284.4 307.7 1.19 5 767 2411 9.6 -14.4 17 24.0 0.4 93 4 305.0 305.3 285.4 310.3 1.63 6 751 2586 11.0 -13.0 17 24.0 1.3 96 4 308.4 308.8 286.9 314.4 1.87 7 700 3167 6.8 -0.2 61 7.0 3.1 105 3 310.0 311.0 290.8 326.8 5.39 8 676 3453 4.2 -0.7 70 4.9 1.7 120 7 310.2 311.2 290.9 327.0 5.38 9 561 4945 -5.7 -7.3 88 1.6 -6.4 200 29 315.5 316.3 291.2 328.2 3.94 10 528 5418 -9.1 -12.0 79 2.9 -10.2 227 36 317.0 317.5 290.7 326.4 2.89 11 523 5492 -8.5 -10.2 87 1.7 -9.2 231 37 318.6 319.2 291.6 329.6 3.37 12 500 5840 -10.7 -11.8 92 1.1 -11.1 250 42 320.0 320.6 291.7 330.2 3.10 13 400 7520 -21.1 -23.0 85 1.9 -21.6 240 50 327.6 327.9 292.5 332.8 1.50 14 389 7726 -22.3 -24.2 84 1.9 -22.8 241 53 328.6 328.9 292.7 333.5 1.39 15 324 9049 -31.9 -33.8 83 1.9 -32.2 247 69 333.0 333.1 293.2 335.5 0.68 16 305 9475 -35.3 -36.6 88 1.3 -35.5 249 75 334.0 334.1 293.3 336.1 0.55 17 300 9590 -36.1 -37.8 84 1.7 -36.3 250 76 334.5 334.6 293.4 336.4 0.49 18 290 9823 -38.3 -42.1 67 3.8 -38.7 251 77 334.6 334.7 293.3 335.9 0.33 19 284 9965 -39.3 -40.0 93 0.7 -39.4 252 78 335.2 335.3 293.5 336.8 0.41 20 250 10820 -46.5 -51.5 57 5.0 -46.7 255 83 336.9 337.0 293.7 337.5 0.13 21 239 11117 -48.9 -54.9 50 6.0 -49.1 255 85 337.7 337.7 293.9 338.1 0.09 22 223 11567 -52.7 -55.1 75 2.4 -52.8 255 89 338.6 338.6 294.1 339.0 0.10 23 200 12260 -58.7 -64.7 46 6.0 -58.8 255 95 339.8 339.8 294.3 339.9 0.03 24 199 12291 -59.1 -64.1 52 5.0 -59.2 255 95 339.7 339.7 294.3 339.8 0.03 25 187 12679 -62.3 -68.3 44 6.0 -62.4 253 96 340.6 340.6 294.5 340.7 0.02 26 178 12982 -64.5 -68.1 61 3.6 -64.6 251 97 341.8 341.8 294.8 341.9 0.02 27 174 13121 -65.3 -70.3 50 5.0 -65.4 250 97 342.7 342.7 295.0 342.8 0.02 28 170 13264 -63.3 -77.3 13 14.0 -63.4 249 98 348.3 348.3 296.3 348.4 0.01 29 150 14030 -65.3 -79.3 13 14.0 -65.4 245 100 357.6 357.6 298.2 357.6 0.00 30 135 14663 -70.7 -83.7 13 13.0 -70.8 250 82 359.0 359.0 298.5 359.0 0.00 31 127 15026 -68.7 -83.7 10 15.0 -68.8 253 71 368.9 368.9 300.4 368.9 0.00 32 112 15772 -72.3 -85.3 12 13.0 -72.3 259 49 375.7 375.7 301.5 375.7 0.00 33 100 16440 -71.3 -86.3 9 15.0 -71.3 265 29 390.0 390.0 303.8 390.0 0.00 34 86 17326 -70.5 -86.1 8 15.6 -70.5 255 62 408.9 408.9 306.4 408.9 0.00 35 78 17902 -69.9 -85.9 8 16.0 -70.0 260 49 421.6 421.6 307.9 421.6 0.00 36 70 18540 -71.3 -86.3 9 15.0 -71.4 265 34 431.8 431.8 309.0 431.9 0.00 37 65 18976 -72.9 -87.9 9 15.0 -73.0 256 29 437.6 437.6 309.6 437.6 0.00 38 50 20540 -65.9 -87.9 3 22.0 -66.2 225 11 488.2 488.2 314.1 488.2 0.00 39 44 21325 -60.9 -86.9 2 26.0 -61.5 518.6 518.6 316.2 518.6 0.00 40 39 22070 -63.9 -89.9 2 26.0 -64.4 529.2 529.2 316.9 529.2 0.00 41 37 22396 -59.5 -88.5 1 29.0 -60.3 548.5 548.5 318.0 548.5 0.00 42 33 23113 -58.7 -88.7 1 30.0 -59.7 568.9 568.9 319.1 568.9 0.00 43 32 23306 -59.5 -88.5 1 29.0 -60.4 571.8 571.8 319.2 571.8 0.00 TRP 86 17326 -75.7 -87.7 14 12.0 -75.7 250 61 398.3 398.3 305.0 398.3 0.00 WND 86 17326 -70.5 -86.1 8 15.6 -70.5 255 62 408.9 408.9 306.4 408.9 0.00 Sounding variables and indices 1000-500 mb thick: 5701.00 m Freezing level: 627.21 mb = 4085.74 m = 13404.49 ft Wetbulb zero: 652.39 mb = 3737.21 m = 12261.05 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 57.60 % Est. max temperature: 24.01 C = 75.22 F Sfc-Lift cond lev (LCL): 566.61 mb = 4865.24 m = 15961.88 ft T: -5.17 C 700-500 lapse rate: 6.55 C/km ThetaE index: 0.27 C Layer 817.0- 767.0 mb Conv cond level (CCL): 381.45 mb = 7868.13 m = 25813.75 ft Mean mixing ratio: 1.53 g/kg Conv temperature: 42.90 C = 109.22 F Cap Strength: 12.28 C Lifted Index: 12.72 C Risk: None Lifted Index @300 mb: 18.78 C Lifted Index @700 mb: 5.99 C Showalter Index: 12.89 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: -0.30 C K Index: 7.70 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 4.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.66 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 30955.38 J/kg Cap Strength: 12.62 C Lift Cond Lev (LCL): 535.00 mb = 5315.33 m = 17438.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 18 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 ---------------------------------------------------------- 0 868 1371 40 6 -3.9 -4.6 | 82 22 -21.4 -3.1 1 850 1550 80 5 -4.9 -0.9 | 92 22 -22.4 0.7 2 700 3167 105 3 -2.9 0.8 | 96 21 -20.4 2.3 3 500 5840 250 42 39.5 14.4 | 234 27 22.0 15.9 4 400 7520 240 50 43.3 25.0 | 224 37 25.8 26.5 5 300 9590 250 76 71.4 26.0 | 243 61 53.9 27.5 6 250 10820 255 83 80.2 21.5 | 250 67 62.7 23.0 7 200 12260 255 95 91.8 24.6 | 251 79 74.2 26.1 8 150 14030 245 100 90.6 42.3 | 239 85 73.1 43.8 9 100 16440 265 29 28.9 2.5 | 250 12 11.4 4.1 10 86 17326 255 62 59.9 16.0 | 247 46 42.4 17.6 11 70 18540 265 34 33.9 3.0 | 255 17 16.4 4.5 12 50 20540 225 11 7.8 7.8 | 134 13 -9.7 9.3 Wind Parameters Mean winds (0-6000m): 245.0 at 23.4 knts Storm direction: 275.0 at 17.6 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 54.3 deg Storm rel helicity (0-3000m) pos: 172.1 neg: 0.0 tot: 172.1 m^2/s^2 ave: 57.4 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 107.17 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 73 5 90 22| 4.4 0.0 4.4| 25.1 0.0 25.1 50.2 0.95| 4.6 4.4 1000 80 5 92 22| 2.5 0.0 2.5| 28.8 0.0 28.8 28.8 0.92| 2.8 2.5 1500 84 4 93 22| 1.8 0.0 1.8| 31.5 0.0 31.5 21.0 0.88| 2.1 1.9 2000 88 4 94 22| 1.9 0.0 1.9| 41.2 0.0 41.2 20.6 0.74| 2.5 1.8 2500 107 5 98 23| 3.2 0.0 3.2| 89.3 0.0 89.3 35.7 0.77| 3.8 2.9 3000 137 7 107 23| 4.3 0.0 4.3|172.1 0.0 172.1 57.4 0.85| 5.0 4.2 4000 211 12 138 16| 5.3 0.0 5.3|404.1 0.0 404.1 101.0 0.92| 7.6 7.0 5000 246 18 175 9| 4.9 0.3 5.2|535.1 -11.5 523.7 104.7 0.88| 8.3 7.4 6000 245 23 198 12| 4.1 0.9 4.9|535.1 -41.2 494.0 82.3 0.78| 7.5 5.8 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251209.00.gif