UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072812.upa.cvt Date: 1200Z 28 JUL 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 28 JUL 25 Station: DFFD WMO ident: 65503 Latitude: 12.35 Longitude: 1.52 Elevation: 306.00 ------------------------------------------------------------------------------- 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 115 SFC 979 306 28.4 21.4 66 7.0 23.3 220 8 303.4 306.5 297.2 352.7 16.61 2 967 415 27.0 21.0 70 6.0 22.7 222 10 303.0 306.1 297.0 351.7 16.40 3 925 806 22.8 19.9 84 2.9 20.8 240 10 302.6 305.6 296.6 350.0 16.01 4 900 1045 20.8 19.1 90 1.7 19.6 242 12 302.9 305.8 296.5 349.3 15.65 5 892 1122 20.2 18.3 89 1.9 18.9 243 13 303.1 305.9 296.1 347.6 15.00 6 878 1259 20.8 16.2 75 4.6 17.7 235 13 305.1 307.6 295.5 344.9 13.31 7 851 1530 19.8 15.1 74 4.7 16.6 170 6 306.8 309.2 295.6 345.3 12.79 8 850 1540 19.8 15.0 74 4.8 16.5 170 5 306.9 309.3 295.6 345.2 12.72 9 803 2030 18.4 11.4 64 7.0 13.8 117 12 310.4 312.4 295.0 342.9 10.61 10 718 2983 13.8 0.8 41 13.0 6.6 85 23 315.5 316.6 292.6 333.4 5.65 11 700 3197 12.2 -0.8 41 13.0 5.2 80 25 316.0 317.0 292.4 332.4 5.16 12 689 3329 11.0 1.0 50 10.0 5.4 80 27 316.1 317.2 293.1 335.0 5.98 13 667 3598 9.0 -4.0 40 13.0 2.4 81 27 316.8 317.6 291.9 330.5 4.26 14 608 4356 2.8 -3.2 65 6.0 -0.3 86 25 318.2 319.1 292.8 334.1 4.97 15 600 4463 2.2 -4.8 60 7.0 -1.3 88 25 318.7 319.5 292.6 333.1 4.46 16 592 4571 1.6 -6.4 55 8.0 -2.2 90 25 319.2 320.0 292.3 332.2 4.00 17 540 5305 -3.1 -7.5 72 4.4 -5.1 81 24 322.1 322.9 293.2 335.4 4.03 18 500 5910 -6.7 -13.7 57 7.0 -9.4 85 19 324.9 325.4 292.7 333.8 2.65 19 423 7205 -12.9 -32.9 17 20.0 -17.4 98 14 332.9 333.0 293.0 335.0 0.57 20 400 7630 -15.9 -33.9 20 18.0 -19.7 115 9 334.3 334.4 293.4 336.4 0.54 21 319 9292 -28.1 -35.1 51 7.0 -29.3 87 10 339.8 339.9 294.8 342.1 0.61 22 300 9730 -30.5 -39.5 41 9.0 -31.7 80 10 342.4 342.5 295.3 344.0 0.41 23 289 9995 -31.7 -44.7 27 13.0 -33.1 77 13 344.4 344.4 295.6 345.4 0.25 24 250 11000 -40.5 -47.5 47 7.0 -41.1 65 22 345.9 345.9 295.9 346.7 0.21 25 200 12480 -52.9 -58.9 48 6.0 -53.1 90 37 349.0 349.0 296.5 349.3 0.07 26 183 13048 -57.1 -62.1 53 5.0 -57.2 84 38 351.2 351.2 296.9 351.4 0.05 27 150 14280 -66.5 -72.5 43 6.0 -66.5 115 19 355.5 355.5 297.8 355.6 0.01 28 147 14402 -67.5 -73.5 42 6.0 -67.5 120 21 355.9 355.9 297.9 355.9 0.01 29 141 14652 -69.1 -75.1 41 6.0 -69.1 105 17 357.3 357.3 298.2 357.4 0.01 30 135 14910 -71.1 -77.1 41 6.0 -71.1 98 23 358.2 358.2 298.4 358.3 0.01 31 126 15316 -73.5 -78.5 46 5.0 -73.5 88 33 361.0 361.0 298.9 361.1 0.01 32 124 15409 -73.5 -78.5 46 5.0 -73.5 86 35 362.7 362.7 299.2 362.7 0.01 33 118 15700 -72.3 -79.3 34 7.0 -72.3 79 41 370.1 370.1 300.6 370.1 0.01 34 115 15852 -72.1 -79.1 34 7.0 -72.1 75 45 373.2 373.2 301.1 373.2 0.01 35 111 16060 -71.5 -78.5 34 7.0 -71.5 99 32 378.1 378.1 301.9 378.2 0.01 36 102 16555 -74.9 -80.9 39 6.0 -74.9 87 36 380.8 380.9 302.4 380.9 0.01 37 100 16670 -75.7 -81.7 38 6.0 -75.7 80 39 381.5 381.5 302.5 381.5 0.01 38 96 16904 -77.3 -82.3 44 5.0 -77.3 75 37 382.8 382.8 302.7 382.8 0.00 39 94 17024 -77.9 -82.9 44 5.0 -77.9 79 39 384.0 384.0 302.9 384.0 0.00 40 88 17403 -75.5 -81.5 38 6.0 -75.5 91 52 396.1 396.1 304.7 396.1 0.01 41 78 18102 -73.7 -80.7 33 7.0 -73.7 102 20 413.7 413.7 307.0 413.7 0.01 42 76 18253 -74.1 -81.1 33 7.0 -74.2 104 14 416.0 416.0 307.2 416.0 0.01 43 74 18408 -74.9 -80.9 39 6.0 -74.9 103 12 417.5 417.5 307.4 417.5 0.01 44 73 18487 -74.9 -80.9 39 6.0 -74.9 102 11 419.1 419.1 307.6 419.1 0.01 45 72 18567 -74.9 -81.9 33 7.0 -74.9 100 11 420.7 420.7 307.8 420.8 0.01 46 71 18648 -74.9 -80.9 39 6.0 -74.9 92 20 422.4 422.4 308.0 422.5 0.01 47 70 18730 -74.7 -80.7 39 6.0 -74.7 80 33 424.6 424.6 308.2 424.6 0.01 48 50 20740 -64.9 -74.9 24 10.0 -65.1 95 55 490.5 490.6 314.2 490.7 0.03 49 49 20863 -64.9 -74.9 24 10.0 -65.1 95 56 493.4 493.4 314.5 493.6 0.03 50 42 21813 -60.9 -74.9 14 14.0 -61.4 100 47 525.5 525.5 316.6 525.8 0.04 51 38 22434 -61.7 -79.7 7 18.0 -62.3 107 44 538.8 538.8 317.5 538.9 0.02 52 34 23126 -59.3 -82.3 4 23.0 -60.2 562.5 562.5 318.8 562.6 0.01 53 34 23126 -59.3 -82.3 4 23.0 -60.2 562.5 562.5 318.8 562.6 0.01 54 31 23703 -60.7 -84.7 3 24.0 -61.5 573.8 573.8 319.3 573.8 0.01 TRP 851 1530 19.8 15.1 74 4.7 16.6 170 6 306.8 309.2 295.6 345.3 12.79 WND Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 574.30 mb = 4820.94 m = 15816.54 ft Wetbulb zero: 613.98 mb = 4275.85 m = 14028.21 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 61.51 % Est. max temperature: 33.43 C = 92.17 F Sfc-Lift cond lev (LCL): 884.59 mb = 1194.44 m = 3918.73 ft T: 20.52 C 700-500 lapse rate: 6.97 C/km ThetaE index: 12.85 C Layer 850.0- 689.0 mb Conv cond level (CCL): 773.45 mb = 2349.29 m = 7707.56 ft Mean mixing ratio: 15.80 g/kg Conv temperature: 37.08 C = 98.74 F Cap Strength: 2.74 C Lifted Index: -3.73 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.10 C Lifted Index @700 mb: 1.63 C Showalter Index: -1.97 C Risk: Thunderstorms probable Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 21.70 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 209.00 Risk: None Energy Index: -2.20 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 759.87 J/kg Max Up Vert Vel: 38.98 m/s Conv Inhibition (B-): 170.39 J/kg Cap Strength: 2.71 C Lift Cond Lev (LCL): 879.02 mb = 1249.17 m = 4098.29 ft Lev Free Conv (LFC): 654.02 mb = 3759.19 m = 12333.15 ft Equ Level (EL): 194.02 mb = 12674.10 m = 41581.19 ft B at Equ Level: 756.78 J/kg Max Parcel Lev (MPL): 114.02 mb = 15902.04 m = 52171.42 ft Wind level data Storm motion: 121 at 14 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 ---------------------------------------------------------- 0 979 306 220 8 5.1 6.1 | 274 17 17.4 -1.1 1 946 610 225 13 9.2 9.2 | 265 22 21.4 2.0 2 925 806 240 10 8.7 5.0 | 276 21 20.9 -2.2 3 914 914 240 10 8.7 5.0 | 276 21 20.9 -2.2 4 882 1219 245 14 12.7 5.9 | 273 25 24.9 -1.3 5 851 1530 170 6 -1.0 5.9 | 277 11 11.2 -1.3 6 850 1540 170 5 -0.9 4.9 | 282 12 11.4 -2.3 7 793 2134 105 13 -12.6 3.4 | 5 4 -0.3 -3.9 8 700 3197 80 25 -24.6 -4.3 | 47 17 -12.4 -11.6 9 687 3353 80 28 -27.6 -4.9 | 52 20 -15.4 -12.1 10 613 4267 85 25 -24.9 -2.2 | 53 16 -12.7 -9.4 11 590 4572 90 25 -25.0 0.0 | 60 15 -12.8 -7.2 12 547 5182 85 24 -23.9 -2.1 | 51 15 -11.7 -9.3 13 527 5486 75 24 -23.2 -6.2 | 39 17 -11.0 -13.4 14 500 5910 85 19 -18.9 -1.7 | 37 11 -6.7 -8.9 15 488 6096 95 16 -15.9 1.4 | 32 7 -3.7 -5.8 16 469 6401 65 12 -10.9 -5.1 | 354 12 1.3 -12.3 17 433 7010 90 15 -15.0 0.0 | 21 8 -2.8 -7.2 18 401 7620 115 11 -10.0 4.6 | 319 3 2.3 -2.6 19 400 7630 115 9 -8.2 3.8 | 310 5 4.1 -3.4 20 368 8230 105 9 -8.7 2.3 | 324 6 3.5 -4.9 21 300 9730 80 10 -9.8 -1.7 | 345 9 2.4 -9.0 22 251 10973 65 22 -19.9 -9.3 | 25 18 -7.7 -16.5 23 250 11000 65 22 -19.9 -9.3 | 25 18 -7.7 -16.5 24 219 11887 90 28 -28.0 0.0 | 65 17 -15.8 -7.2 25 200 12480 90 37 -37.0 0.0 | 74 26 -24.8 -7.2 26 199 12497 90 36 -36.0 0.0 | 73 25 -23.8 -7.2 27 172 13411 80 40 -39.4 -6.9 | 62 31 -27.2 -14.2 28 150 14280 115 19 -17.2 8.0 | 99 5 -5.0 0.8 29 149 14326 125 22 -18.0 12.6 | 133 8 -5.8 5.4 30 141 14630 105 17 -16.4 4.4 | 56 5 -4.2 -2.8 31 115 15850 75 45 -43.5 -11.6 | 59 37 -31.2 -18.9 32 109 16154 110 26 -24.4 8.9 | 98 12 -12.2 1.7 33 100 16670 80 39 -38.4 -6.8 | 62 30 -26.2 -14.0 34 98 16764 70 36 -33.8 -12.3 | 48 29 -21.6 -19.5 35 93 17069 80 39 -38.4 -6.8 | 62 30 -26.2 -14.0 36 89 17374 90 54 -54.0 0.0 | 80 42 -41.8 -7.2 37 76 18288 105 12 -11.6 3.1 | 351 4 0.6 -4.1 38 72 18593 100 11 -10.8 1.9 | 345 6 1.4 -5.3 39 70 18730 80 33 -32.5 -5.7 | 57 24 -20.3 -13.0 40 68 18898 80 16 -15.8 -2.8 | 19 11 -3.5 -10.0 41 65 19202 70 37 -34.8 -12.7 | 49 30 -22.5 -19.9 42 61 19507 75 42 -40.6 -10.9 | 57 34 -28.3 -18.1 43 53 20422 80 47 -46.3 -8.2 | 66 37 -34.1 -15.4 44 50 20726 95 39 -38.9 3.4 | 82 27 -26.6 -3.8 45 50 20740 95 55 -54.8 4.8 | 87 43 -42.6 -2.4 46 47 21031 95 57 -56.8 5.0 | 87 45 -44.6 -2.3 47 41 21641 100 46 -45.3 8.0 | 91 33 -33.1 0.8 48 37 22250 110 43 -40.4 14.7 | 105 29 -28.2 7.5 49 34 22555 110 39 -36.6 13.3 | 104 25 -24.4 6.1 Wind Parameters Mean winds (0-6000m): 90.6 at 18.9 knts Storm direction: 120.6 at 14.2 knts Shear (0-3000m) pos: 0.6 neg: 6.3 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 136.8 deg Storm rel helicity (0-3000m) pos: 49.7 neg: -42.6 tot: 7.2 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 1.7 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 7.42 Bulk Shear: 102.35 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 ------------------------------------------------------------------------------- 500 227 11 269 20| 3.8 0.0 3.8| 23.5 -14.9 8.6 17.2 0.13| 9.5 1.3 1000 234 11 272 21| 1.9 1.8 3.7| 23.5 -37.3 -13.8 -13.8 -0.14| 9.4 -1.3 1500 224 10 270 19| 1.3 4.9 6.1| 33.7 -41.5 -7.8 -5.2 -0.02| 11.3 -0.2 2000 198 11 260 16| 1.0 6.0 7.0| 40.7 -41.5 -0.8 -0.4 0.16| 11.1 1.7 2500 155 12 243 8| 0.8 6.1 6.9| 44.8 -41.5 3.4 1.3 0.18| 10.3 1.8 3000 118 14 9 1| 0.6 6.3 6.9| 49.7 -42.6 7.2 2.4 0.17| 9.9 1.7 4000 97 17 43 7| 0.7 4.7 5.4| 55.3 -42.6 12.8 3.2 0.18| 8.0 1.4 5000 93 19 47 9| 0.6 3.8 4.4| 61.4 -57.0 4.4 0.9 0.13| 7.0 0.9 6000 91 19 44 10| 0.9 2.6 3.5| 61.6 -79.4 -17.8 -3.0 0.01| 7.4 0.1 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250728.12.gif