UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 13 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 88 1 925 774 SFC 863 1365 9.2 -8.8 27 18.0 2.0 60 4 294.5 294.9 281.9 301.4 2.27 3 860 1395 14.0 -7.0 23 21.0 4.7 94 4 299.8 300.3 284.5 307.9 2.63 4 858 1415 15.2 -6.8 21 22.0 5.3 117 4 301.3 301.8 285.1 309.5 2.67 5 850 1496 14.8 -6.2 23 21.0 5.2 210 4 301.6 302.2 285.4 310.4 2.83 6 843 1566 14.8 -6.2 23 21.0 5.2 212 5 302.4 302.9 285.7 311.2 2.85 7 736 2695 6.0 -7.0 39 13.0 0.3 240 30 304.7 305.3 286.8 314.3 3.07 8 717 2908 4.6 -10.4 33 15.0 -1.5 245 35 305.5 305.9 286.4 313.1 2.41 9 710 2988 5.0 -27.0 8 32.0 -4.0 247 36 306.8 306.9 284.8 308.8 0.59 10 700 3104 4.8 -19.2 16 24.0 -3.3 250 39 307.8 308.0 285.9 311.7 1.19 11 675 3399 3.0 -21.0 15 24.0 -4.7 249 40 309.0 309.2 286.2 312.5 1.06 12 672 3435 2.6 -10.4 38 13.0 -2.7 249 40 308.9 309.4 287.8 317.2 2.58 13 669 3472 2.8 -15.2 25 18.0 -3.8 249 40 309.6 309.9 287.2 315.3 1.75 14 664 3532 2.6 -5.4 56 8.0 -1.1 248 41 310.0 310.7 289.4 322.1 3.85 15 658 3606 2.4 -9.6 41 12.0 -2.6 248 41 310.6 311.1 288.6 319.5 2.80 16 655 3643 2.8 -20.2 17 23.0 -4.8 248 41 311.4 311.7 287.2 315.4 1.17 17 635 3893 1.6 -8.4 47 10.0 -2.8 247 42 312.9 313.5 289.7 323.1 3.19 18 608 4243 1.0 -15.0 29 16.0 -5.1 246 44 316.1 316.5 289.5 322.6 1.96 19 543 5144 -3.5 -20.5 25 17.0 -9.1 242 47 321.1 321.4 290.5 325.8 1.38 20 500 5790 -8.5 -26.5 22 18.0 -13.3 240 50 322.7 322.8 290.5 325.8 0.88 21 445 6677 -16.1 -32.1 24 16.0 -19.4 253 52 324.0 324.1 290.6 326.1 0.58 22 400 7470 -21.1 -41.1 15 20.0 -24.0 265 54 327.6 327.6 291.3 328.6 0.26 23 397 7526 -21.5 -42.5 13 21.0 -24.4 265 54 327.8 327.8 291.3 328.6 0.23 24 386 7733 -23.3 -35.3 32 12.0 -25.3 265 54 328.0 328.1 291.7 329.8 0.49 25 364 8163 -25.1 -44.1 15 19.0 -27.5 265 54 331.2 331.2 292.3 332.0 0.21 26 305 9425 -35.7 -50.7 20 15.0 -36.8 265 55 333.5 333.5 292.8 334.0 0.12 27 300 9540 -36.3 -55.3 12 19.0 -37.5 265 55 334.2 334.2 292.9 334.5 0.07 28 272 10212 -40.7 -65.7 5 25.0 -41.6 262 56 337.3 337.3 293.7 337.4 0.02 29 250 10780 -44.9 -65.9 8 21.0 -45.5 260 57 339.3 339.3 294.1 339.4 0.02 30 200 12230 -56.7 -70.7 16 14.0 -56.9 260 62 343.0 343.0 295.0 343.0 0.01 31 184 12752 -61.1 -71.1 25 10.0 -61.2 259 65 344.1 344.1 295.3 344.2 0.01 32 178 12957 -61.7 -73.7 19 12.0 -61.8 258 66 346.4 346.4 295.8 346.5 0.01 33 150 14000 -67.3 -81.3 12 14.0 -67.4 255 73 354.2 354.2 297.5 354.2 0.00 34 146 14162 -68.2 -82.7 11 14.5 -68.2 255 75 355.4 355.4 297.8 355.4 0.00 35 142 14329 -69.1 -84.1 10 15.0 -69.2 254 73 356.6 356.6 298.0 356.6 0.00 36 137 14544 -66.5 -88.5 3 22.0 -66.6 253 70 364.9 364.9 299.7 364.9 0.00 37 100 16420 -72.7 -89.7 6 17.0 -72.8 245 43 387.3 387.3 303.4 387.3 0.00 38 97 16599 -73.3 -89.3 7 16.0 -73.3 245 43 389.5 389.5 303.7 389.5 0.00 39 80 17729 -73.5 -89.5 7 16.0 -73.6 254 28 411.1 411.1 306.6 411.1 0.00 40 71 18435 -69.5 -88.5 5 19.0 -69.6 259 19 433.9 433.9 309.3 433.9 0.00 41 70 18520 -70.3 -89.3 5 19.0 -70.4 260 18 434.0 434.0 309.3 434.0 0.00 42 62 19241 -71.9 -89.9 5 18.0 -72.0 249 15 445.8 445.8 310.4 445.8 0.00 43 51 20419 -64.1 -90.1 2 26.0 -64.4 232 11 489.6 489.6 314.2 489.7 0.00 44 50 20540 -64.5 -90.5 2 26.0 -64.8 230 11 491.5 491.5 314.3 491.5 0.00 45 45 21180 -65.9 -90.9 2 25.0 -66.2 196 10 503.1 503.1 315.2 503.1 0.00 46 36 22547 -61.3 -89.3 1 28.0 -62.0 124 6 548.2 548.2 318.0 548.2 0.00 47 35 22721 -61.5 -90.5 1 29.0 -62.1 115 6 552.1 552.1 318.2 552.1 0.00 48 33 23089 -56.7 -88.7 1 32.0 -57.9 96 5 574.2 574.2 319.4 574.2 0.00 49 30 23690 -58.5 -88.5 1 30.0 -59.6 65 4 585.2 585.2 319.9 585.2 0.01 50 27 24351 -59.7 -88.7 1 29.0 -60.7 599.7 599.7 320.6 599.7 0.01 TRP 97 16599 -73.3 -89.3 7 16.0 -73.3 245 43 389.5 389.5 303.7 389.5 0.00 WND 146 14162 -68.2 -82.7 11 14.5 -68.2 255 75 355.4 355.4 297.8 355.4 0.00 Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 593.56 mb = 4442.90 m = 14576.28 ft Wetbulb zero: 732.73 mb = 2731.14 m = 8960.32 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 28.19 % Est. max temperature: 20.43 C = 68.77 F Sfc-Lift cond lev (LCL): 654.25 mb = 3651.86 m = 11981.01 ft T: 2.76 C 700-500 lapse rate: 4.95 C/km ThetaE index: 5.50 C Layer 717.0- 700.0 mb Conv cond level (CCL): 462.08 mb = 6390.65 m = 20966.44 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 37.12 C = 98.81 F Cap Strength: 13.06 C Lifted Index: 12.75 C Risk: None Lifted Index @300 mb: 16.18 C Lifted Index @700 mb: 4.51 C Showalter Index: 13.57 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 2.30 C K Index: -6.90 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 3.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.42 J/kg Max Up Vert Vel: 4.98 m/s Conv Inhibition (B-): 32954.63 J/kg Cap Strength: 13.03 C Lift Cond Lev (LCL): 610.63 mb = 4207.83 m = 13805.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 30 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 1365 60 4 -3.5 -2.0 | 93 33 -33.1 1.9 1 850 1496 210 4 2.0 3.5 | 105 29 -27.6 7.3 2 700 3104 250 39 36.6 13.3 | 202 19 7.1 17.2 3 500 5790 240 50 43.3 25.0 | 205 32 13.7 28.9 4 400 7470 265 54 53.8 4.7 | 251 26 24.2 8.6 5 300 9540 265 55 54.8 4.8 | 251 27 25.2 8.6 6 250 10780 260 57 56.1 9.9 | 243 30 26.5 13.7 7 200 12230 260 62 61.1 10.8 | 245 35 31.5 14.6 8 150 14000 255 73 70.5 18.9 | 241 47 40.9 22.7 9 146 14162 255 75 72.4 19.4 | 242 49 42.9 23.3 10 100 16420 245 43 39.0 18.2 | 203 24 9.4 22.0 11 97 16599 245 43 39.0 18.2 | 203 24 9.4 22.0 12 70 18520 260 18 17.7 3.1 | 120 14 -11.9 7.0 13 50 20540 230 11 8.4 7.1 | 117 24 -21.2 10.9 14 30 23690 65 4 -3.6 -1.7 | 94 33 -33.2 2.2 Wind Parameters Mean winds (0-6000m): 247.4 at 39.8 knts Storm direction: 277.4 at 29.8 knts Shear (0-3000m) pos: 7.5 neg: 0.8 tot: 8.4 10-3/s Storm rel Dir Shear (0-3000m): 112.1 deg Storm rel helicity (0-3000m) pos: 278.3 neg: 0.0 tot: 278.3 m^2/s^2 ave: 92.8 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 7.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.08 Bulk Shear: 154.73 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 ------------------------------------------------------------------------------- 500 214 7 110 27| 16.3 0.0 16.3|110.0 0.0 110.0 220.1 0.85| 17.2 14.6 1000 228 12 120 24| 13.8 0.0 13.8|177.0 0.0 177.0 177.0 0.88| 14.5 12.8 1500 240 18 131 19| 13.0 0.0 13.0|240.7 0.0 240.7 160.5 0.91| 14.0 12.7 2000 247 23 145 15| 11.3 0.0 11.3|273.8 0.0 273.8 136.9 0.91| 12.4 11.3 2500 247 26 158 15| 9.1 0.5 9.6|276.4 0.0 276.4 110.6 0.87| 10.4 9.1 3000 247 29 169 15| 7.5 0.8 8.4|278.3 0.0 278.3 92.8 0.84| 9.1 7.7 4000 246 34 183 18| 5.7 1.3 6.9|279.4 -0.1 279.2 69.8 0.77| 7.5 5.8 5000 245 37 191 20| 4.7 1.2 6.0|336.6 -0.9 335.7 67.1 0.76| 7.0 5.3 6000 247 40 200 20| 4.3 1.0 5.3|433.2 -0.9 432.4 72.1 0.80| 7.0 5.6 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251213.00.gif