UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072012.upa.cvt Date: 1200Z 20 JUL 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 20 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 130 SFC 980 306 27.6 23.0 76 4.6 24.2 140 29 302.5 305.9 298.1 356.8 18.34 2 925 813 20.0 18.3 90 1.7 18.8 130 21 299.8 302.4 294.8 342.0 14.46 3 901 1041 21.8 18.0 79 3.8 19.1 127 11 303.9 306.6 296.0 347.2 14.57 4 870 1346 20.6 16.7 78 3.9 17.9 195 3 305.7 308.3 296.0 347.3 13.88 5 850 1547 19.0 16.1 83 2.9 17.0 310 9 306.0 308.6 296.0 347.0 13.67 6 843 1618 18.6 15.8 84 2.8 16.7 319 10 306.4 308.9 296.0 346.9 13.52 7 831 1742 19.2 15.8 81 3.4 16.8 335 11 308.2 310.8 296.5 349.8 13.72 8 813 1930 18.6 14.2 76 4.4 15.6 358 14 309.5 311.9 296.2 348.0 12.63 9 775 2340 16.4 11.4 72 5.0 13.1 33 18 311.4 313.5 295.6 345.2 11.00 10 707 3115 10.4 6.8 78 3.6 8.2 62 28 313.1 314.8 294.4 340.4 8.81 11 700 3198 10.0 6.3 78 3.7 7.8 65 30 313.6 315.2 294.4 340.3 8.59 12 600 4463 1.4 -3.6 69 5.0 -1.1 68 45 317.7 318.7 292.6 333.4 4.89 13 589 4612 0.4 -5.6 64 6.0 -2.5 69 46 318.3 319.1 292.3 332.1 4.28 14 571 4861 -1.5 -5.8 72 4.3 -3.6 61 40 318.9 319.7 292.5 333.0 4.35 15 543 5261 -3.3 -6.8 77 3.5 -5.0 51 34 321.3 322.2 293.1 335.2 4.23 16 525 5528 -5.7 -10.7 68 5.0 -7.8 53 36 321.6 322.2 292.3 332.2 3.22 17 500 5910 -7.5 -11.8 71 4.3 -9.2 45 32 323.9 324.5 292.9 334.3 3.10 18 420 7251 -14.3 -16.6 83 2.3 -15.1 45 27 331.7 332.2 294.4 340.4 2.49 19 404 7545 -15.9 -18.4 81 2.5 -16.7 45 28 333.4 333.8 294.6 341.2 2.22 20 400 7620 -16.3 -18.7 82 2.4 -17.1 45 28 333.8 334.2 294.7 341.5 2.19 21 378 8042 -19.1 -21.3 83 2.2 -19.8 45 24 335.5 335.9 294.8 342.2 1.85 22 365 8301 -20.9 -23.1 82 2.2 -21.5 45 21 336.5 336.9 294.9 342.4 1.63 23 352 8567 -22.7 -24.8 83 2.1 -23.2 46 19 337.6 337.9 295.0 342.9 1.45 24 342 8778 -23.7 -25.9 82 2.2 -24.2 56 19 339.0 339.3 295.3 344.0 1.35 25 300 9720 -30.3 -31.9 86 1.6 -30.6 105 17 342.7 342.9 295.7 346.0 0.88 26 261 10695 -37.9 -39.2 88 1.3 -38.1 152 18 345.4 345.5 296.0 347.4 0.49 27 252 10935 -39.3 -40.7 86 1.4 -39.5 171 17 346.8 346.9 296.3 348.6 0.43 28 250 10990 -39.7 -41.1 86 1.4 -39.8 175 17 347.0 347.1 296.4 348.7 0.42 29 219 11878 -47.9 -47.9 100 0.0 -47.9 187 25 347.8 347.8 296.4 348.7 0.23 30 200 12470 -52.9 -52.9 100 0.0 -52.9 190 28 349.0 349.0 296.5 349.6 0.14 31 150 14280 -64.7 -64.7 100 0.0 -64.7 190 16 358.6 358.6 298.5 358.8 0.04 32 109 16151 -78.7 -78.7 100 0.0 -78.7 94 36 366.5 366.5 299.9 366.6 0.01 33 107 16256 -78.9 -78.9 100 0.0 -78.9 95 39 368.1 368.1 300.2 368.1 0.01 34 100 16640 -77.1 -77.1 100 0.0 -77.1 100 49 378.8 378.8 302.1 378.8 0.01 35 96 16874 -75.9 -75.9 100 0.0 -75.9 89 42 385.6 385.6 303.1 385.6 0.01 36 72 18562 -68.9 -68.9 100 0.0 -68.9 110 37 433.5 433.5 309.2 433.7 0.05 37 70 18730 -69.3 -69.3 100 0.0 -69.3 120 37 436.1 436.1 309.5 436.4 0.05 38 60 19640 -72.7 -72.7 100 0.0 -72.7 133 17 448.2 448.2 310.7 448.4 0.03 39 54 20266 -66.7 -66.7 100 0.0 -66.7 90 31 475.7 475.7 313.1 476.3 0.09 40 50 20730 -66.7 -66.7 100 0.0 -66.7 75 42 486.3 486.3 314.0 486.9 0.10 41 42 21800 -60.5 -60.5 100 0.0 -60.5 112 37 526.5 526.6 316.8 528.2 0.26 42 36 22752 -64.1 -64.1 100 0.0 -64.1 98 36 540.9 541.0 317.6 542.2 0.19 43 30 23880 -59.5 -59.5 100 0.0 -59.5 100 43 582.4 582.6 319.9 585.4 0.42 44 21 26155 -52.5 -52.5 100 0.0 -52.5 83 64 666.1 666.7 323.7 677.5 1.41 45 20 26470 -53.3 -53.3 100 0.0 -53.3 80 76 673.0 673.6 323.9 684.0 1.35 46 13 29276 -48.3 -48.3 100 0.0 -48.3 778.6 780.3 327.5 813.4 3.71 47 11 30377 -47.7 818.9 TRP 870 1346 20.6 16.7 78 3.9 17.9 195 3 305.7 308.3 296.0 347.3 13.88 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 585.21 mb = 4664.45 m = 15303.12 ft Wetbulb zero: 612.36 mb = 4295.58 m = 14092.93 ft Precipitable water: 2.06 inches Sfc-500 mean rel hum: 75.37 % Est. max temperature: 33.39 C = 92.10 F Sfc-Lift cond lev (LCL): 916.95 mb = 888.90 m = 2916.31 ft T: 20.60 C 700-500 lapse rate: 6.45 C/km ThetaE index: 17.66 C Layer 813.0- 571.0 mb Conv cond level (CCL): 779.60 mb = 2289.23 m = 7510.51 ft Mean mixing ratio: 15.48 g/kg Conv temperature: 36.27 C = 97.28 F Cap Strength: 3.05 C Lifted Index: -3.77 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.70 C Lifted Index @700 mb: 0.02 C Showalter Index: -3.48 C Risk: Severe thunderstorms possible Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 23.60 C K Index: 38.90 Risk: > 80 % chance of thunderstorms Sweat Index: 265.20 Risk: None Energy Index: -2.52 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 592.05 J/kg Max Up Vert Vel: 34.41 m/s Conv Inhibition (B-): 144.34 J/kg Cap Strength: 2.98 C Lift Cond Lev (LCL): 887.64 mb = 1171.24 m = 3842.62 ft Lev Free Conv (LFC): 692.64 mb = 3284.69 m = 10776.42 ft Equ Level (EL): 252.64 mb = 10918.00 m = 35819.76 ft B at Equ Level: 587.20 J/kg Max Parcel Lev (MPL): 132.64 mb = 15000.52 m = 49213.69 ft Wind level data Storm motion: 92 at 21 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 ---------------------------------------------------------- 0 980 306 140 29 -18.6 22.2 | 186 22 2.2 21.5 1 947 610 150 24 -12.0 20.8 | 204 22 8.9 20.1 2 925 813 130 21 -16.1 13.5 | 200 14 4.8 12.8 3 914 914 110 17 -16.0 5.8 | 224 7 4.9 5.1 4 883 1219 150 2 -1.0 1.7 | 267 20 19.9 1.0 5 870 1346 195 3 0.8 2.9 | 264 22 21.6 2.2 6 852 1524 310 10 7.7 -6.4 | 284 29 28.5 -7.1 7 850 1547 310 9 6.9 -5.8 | 283 29 27.8 -6.5 8 793 2134 25 16 -6.8 -14.5 | 317 21 14.1 -15.2 9 738 2743 50 21 -16.1 -13.5 | 341 15 4.8 -14.2 10 700 3198 65 30 -27.2 -12.7 | 25 15 -6.3 -13.4 11 613 4267 65 43 -39.0 -18.2 | 44 26 -18.1 -18.9 12 590 4572 70 46 -43.2 -15.7 | 54 28 -22.4 -16.4 13 547 5182 50 33 -25.3 -21.2 | 11 22 -4.4 -21.9 14 507 5791 55 38 -31.1 -21.8 | 25 25 -10.3 -22.5 15 500 5910 45 32 -22.6 -22.6 | 4 23 -1.8 -23.3 16 488 6096 45 32 -22.6 -22.6 | 4 23 -1.8 -23.3 17 469 6401 50 38 -29.1 -24.4 | 18 26 -8.3 -25.1 18 451 6706 60 28 -24.2 -14.0 | 13 15 -3.4 -14.7 19 433 7010 45 26 -18.4 -18.4 | 353 19 2.5 -19.1 20 400 7620 45 28 -19.8 -19.8 | 357 21 1.1 -20.5 21 353 8534 45 19 -13.4 -13.4 | 332 16 7.4 -14.1 22 311 9449 90 19 -19.0 0.0 | 291 2 1.9 -0.7 23 300 9720 105 17 -16.4 4.4 | 230 6 4.4 3.7 24 299 9754 110 12 -11.3 4.1 | 250 10 9.6 3.4 25 286 10058 105 19 -18.4 4.9 | 211 5 2.5 4.2 26 250 10990 175 17 -1.5 16.9 | 230 25 19.4 16.2 27 229 11582 185 24 2.1 23.9 | 225 33 22.9 23.2 28 200 12470 190 28 4.9 27.6 | 224 37 25.7 26.9 29 190 12802 185 30 2.6 29.9 | 219 37 23.5 29.2 30 164 13716 200 29 9.9 27.3 | 229 41 30.8 26.5 31 156 14021 175 17 -1.5 16.9 | 230 25 19.4 16.2 32 150 14280 190 16 2.8 15.8 | 238 28 23.6 15.0 33 141 14630 190 16 2.8 15.8 | 238 28 23.6 15.0 34 134 14935 80 5 -4.9 -0.9 | 276 16 15.9 -1.6 35 100 16640 100 49 -48.3 8.5 | 106 28 -27.4 7.8 36 98 16764 100 49 -48.3 8.5 | 106 28 -27.4 7.8 37 93 17069 70 30 -28.2 -10.3 | 34 13 -7.3 -11.0 38 80 17983 75 39 -37.7 -10.1 | 57 20 -16.8 -10.8 39 70 18730 120 37 -32.0 18.5 | 148 21 -11.2 17.8 40 68 18898 100 45 -44.3 7.8 | 107 25 -23.5 7.1 41 61 19507 135 13 -9.2 9.2 | 234 14 11.7 8.5 42 58 19812 130 21 -16.1 13.5 | 200 14 4.8 12.8 43 50 20726 50 40 -30.6 -25.7 | 20 28 -9.8 -26.4 44 50 20730 75 42 -40.6 -10.9 | 60 23 -19.7 -11.6 45 45 21336 100 42 -41.4 7.3 | 108 22 -20.5 6.6 46 41 21946 115 35 -31.7 14.8 | 142 18 -10.9 14.1 47 39 22250 100 32 -31.5 5.6 | 114 12 -10.7 4.8 48 31 23774 95 45 -44.8 3.9 | 98 24 -24.0 3.2 49 30 23880 100 43 -42.3 7.5 | 107 23 -21.5 6.8 50 22 25908 85 55 -54.8 -4.8 | 81 34 -33.9 -5.5 51 20 26470 80 76 -74.8 -13.2 | 76 56 -54.0 -13.9 52 20 26518 75 65 -62.8 -16.8 | 67 45 -41.9 -17.5 53 17 27127 80 80 -78.8 -13.9 | 76 60 -57.9 -14.6 54 15 27432 85 69 -68.7 -6.0 | 82 48 -47.9 -6.7 Wind Parameters Mean winds (0-6000m): 61.9 at 27.8 knts Storm direction: 91.9 at 20.9 knts Shear (0-3000m) pos: 5.1 neg: 1.5 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): -157.5 deg Storm rel helicity (0-3000m) pos: 338.7 neg: -7.3 tot: 331.4 m^2/s^2 ave: 110.5 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 16.2 stream: 10.9 10^-3/s Energy-Hel index: 0.99 Bulk Rich Number: 3.77 Bulk Shear: 157.10 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 ------------------------------------------------------------------------------- 500 143 25 197 20| 0.0 9.1 9.1| 38.7 -5.2 33.4 66.8 0.38| 15.3 5.8 1000 136 18 216 15| 10.0 4.6 14.6| 85.1 -6.9 78.2 78.2 0.49| 20.5 10.0 1500 136 15 228 14| 11.0 3.0 14.0|200.2 -7.3 192.9 128.6 0.57| 21.0 12.0 2000 105 15 245 7| 7.5 2.3 9.8|267.4 -7.3 260.1 130.0 0.61| 19.2 11.8 2500 79 16 304 7| 5.7 1.8 7.5|298.1 -7.3 290.8 116.3 0.63| 17.1 10.9 3000 71 18 326 8| 5.1 1.5 6.6|338.7 -7.3 331.4 110.5 0.67| 16.2 10.9 4000 68 23 1 9| 4.4 1.5 5.9|371.9 -7.3 364.6 91.2 0.65| 13.7 8.9 5000 66 26 16 12| 3.5 1.8 5.3|398.8-117.0 281.8 56.4 0.44| 13.2 5.8 6000 62 28 15 14| 3.1 1.8 5.0|447.5-165.3 282.2 47.0 0.39| 12.4 4.8 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250720.12.gif