UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 27 APR 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 ------------------------------------------------------------------------------- SFC 974 306 34.8 21.8 47 13.0 25.2 220 8 310.3 313.5 299.2 362.6 17.12 1 969 353 35.2 22.2 47 13.0 25.5 220 8 311.1 314.5 299.7 365.2 17.65 2 869 1322 24.4 17.4 65 7.0 19.5 260 8 309.7 312.5 297.5 354.0 14.54 3 861 1403 23.8 16.8 65 7.0 18.9 274 8 309.9 312.6 297.3 353.0 14.12 4 775 2313 19.0 10.0 56 9.0 13.1 86 7 314.2 316.2 295.6 345.3 10.00 5 718 2962 13.4 5.4 58 8.0 8.6 85 18 315.0 316.5 294.2 339.7 7.86 6 643 3880 7.0 -9.0 31 16.0 -0.3 85 21 317.9 318.4 291.0 327.7 3.01 7 600 4444 2.4 -8.6 44 11.0 -2.6 94 20 318.9 319.5 291.6 329.8 3.33 8 571 4843 -0.5 -5.5 69 5.0 -2.9 105 16 320.0 320.9 292.9 334.5 4.45 9 548 5171 -1.9 -13.9 39 12.0 -6.7 111 18 322.2 322.6 291.7 330.2 2.38 10 493 6007 -5.5 -32.5 10 27.0 -12.2 130 21 327.7 327.8 291.6 329.5 0.51 11 401 7598 -15.9 -20.9 65 5.0 -17.4 135 9 334.1 334.5 294.4 340.5 1.80 12 349 8631 -22.9 -38.9 22 16.0 -25.5 159 16 338.2 338.2 294.2 339.6 0.38 13 298 9774 -30.3 -35.3 62 5.0 -31.1 220 25 343.3 343.5 295.7 345.8 0.64 14 242 11221 -41.9 -48.9 46 7.0 -42.4 214 21 347.0 347.0 296.1 347.7 0.19 15 182 13085 -58.1 -62.8 55 4.7 -58.2 194 23 350.1 350.1 296.7 350.3 0.05 16 180 13154 -58.7 -63.5 54 4.8 -58.8 193 23 350.2 350.2 296.7 350.4 0.04 17 175 13331 -60.5 -64.6 58 4.1 -60.6 192 25 350.1 350.1 296.7 350.2 0.04 18 165 13695 -62.9 -67.7 52 4.8 -63.0 189 27 352.0 352.0 297.1 352.1 0.03 19 148 14358 -67.5 -71.2 59 3.7 -67.5 200 26 355.2 355.2 297.7 355.2 0.02 20 144 14523 -67.9 -72.3 53 4.4 -67.9 226 16 357.3 357.3 298.2 357.3 0.02 21 130 15134 -70.5 -73.7 63 3.2 -70.5 260 12 363.2 363.2 299.3 363.3 0.01 22 119 15655 -74.1 -78.0 55 3.9 -74.1 290 10 365.9 365.9 299.8 365.9 0.01 23 94 17004 -81.7 -83.7 71 2.0 -81.7 16 11 376.5 376.5 301.6 376.5 0.00 24 90 17248 -82.5 -84.5 71 2.0 -82.5 69 12 379.6 379.6 302.2 379.6 0.00 25 88 17373 -82.3 -84.4 70 2.1 -82.3 97 12 382.4 382.4 302.6 382.5 0.00 26 83 17700 -82.5 -84.0 77 1.5 -82.5 161 15 388.5 388.5 303.6 388.5 0.00 27 74 18338 -84.7 -87.6 60 2.9 -84.7 278 17 396.8 396.8 304.8 396.8 0.00 28 70 18650 -78.1 -82.8 46 4.7 -78.1 345 6 417.3 417.3 307.4 417.3 0.01 29 60 19554 -70.1 -72.2 74 2.1 -70.1 123 18 454.0 454.0 311.3 454.2 0.04 30 57 19860 -71.1 -72.7 79 1.6 -71.1 83 14 458.4 458.4 311.7 458.6 0.04 31 56 19965 -71.3 -73.1 77 1.8 -71.3 69 12 460.3 460.3 311.8 460.5 0.03 32 50 20640 -70.3 -72.6 72 2.3 -70.4 340 3 477.8 477.8 313.3 478.1 0.04 33 49 20760 -69.9 -72.3 71 2.4 -69.9 54 7 481.5 481.6 313.6 481.8 0.04 34 48 20883 -69.5 -71.8 72 2.3 -69.5 35 5 485.3 485.4 313.9 485.6 0.05 35 43 21552 -60.3 -64.8 55 4.5 -60.6 51 2 523.5 523.5 316.6 524.4 0.15 36 39 22163 -58.3 -62.1 62 3.8 -58.6 110 6 543.4 543.4 317.8 544.9 0.23 37 30 23810 -58.7 -65.7 40 7.0 -59.3 105 17 584.6 584.7 319.9 586.0 0.19 38 24 25216 -55.9 -65.9 28 10.0 -57.2 76 19 631.3 631.4 322.0 633.1 0.23 39 20 26380 -53.5 -69.5 13 16.0 -55.7 90 28 672.4 672.5 323.6 673.8 0.16 40 15 28260 -46.5 -71.5 4 25.0 -51.8 100 33 753.3 753.4 326.1 754.9 0.16 41 15 28260 -45.7 -70.7 4 25.0 -51.3 100 33 756.0 756.1 326.1 757.7 0.18 42 14 28721 -44.7 -70.7 4 26.0 -51.0 99 36 774.5 774.6 326.7 776.4 0.20 43 12 29756 -43.3 -68.3 5 25.0 -50.7 96 43 814.3 814.5 327.7 817.6 0.32 44 12 29756 -43.3 -68.3 5 25.0 -50.7 96 43 814.3 814.5 327.7 817.6 0.32 45 12 29756 -43.9 -69.9 4 26.0 -51.1 96 43 812.2 812.3 327.6 814.8 0.26 TRP WND Sounding variables and indices Freezing level: 576.00 mb = 4774.11 m = 15662.90 ft Wetbulb zero: 645.32 mb = 3849.86 m = 12630.62 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 48.83 % Est. max temperature: 36.25 C = 97.24 F Sfc-Lift cond lev (LCL): 808.29 mb = 1949.19 m = 6394.91 ft T: 20.92 C 700-500 lapse rate: 6.22 C/km ThetaE index: 37.53 C Layer 869.0- 600.0 mb Conv cond level (CCL): 752.40 mb = 2564.41 m = 8413.32 ft Mean mixing ratio: 16.23 g/kg Conv temperature: 39.05 C = 102.30 F Cap Strength: 2.48 C Lifted Index: -5.45 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.80 C Lifted Index @700 mb: -1.28 C Showalter Index: -2.70 C Risk: Severe thunderstorms possible Total Totals Index: 49.22 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.23 C Cross Totals Index: 20.99 C K Index: 34.36 Risk: 60-80 % chance of thunderstorms Sweat Index: 232.42 Risk: None Energy Index: -4.30 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2663.81 J/kg Max Up Vert Vel: 72.99 m/s Conv Inhibition (B-): 57.96 J/kg Cap Strength: 2.48 C Lift Cond Lev (LCL): 796.29 mb = 2078.59 m = 6819.45 ft Lev Free Conv (LFC): 731.29 mb = 2806.26 m = 9206.76 ft Equ Level (EL): 131.29 mb = 15075.59 m = 49460.00 ft B at Equ Level: 2636.69 J/kg Max Parcel Lev (MPL): 61.29 mb = 19429.73 m = 63745.06 ft Wind level data Storm motion: 137 at 11 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 ---------------------------------------------------------- 0 974 306 220 8 5.1 6.1 | 280 13 13.0 -2.3 1 940 610 220 6 3.9 4.6 | 288 12 11.7 -3.8 2 906 914 230 8 6.1 5.1 | 283 14 13.9 -3.3 3 874 1219 250 8 7.5 2.7 | 290 16 15.3 -5.7 4 850 1457 295 8 7.3 -3.4 | 308 19 15.1 -11.8 5 781 2134 85 7 -7.0 -0.6 | 355 9 0.8 -9.0 6 752 2438 90 6 -6.0 0.0 | 348 9 1.8 -8.4 7 724 2743 85 17 -16.9 -1.5 | 43 13 -9.1 -9.9 8 700 3012 85 21 -20.9 -1.8 | 52 17 -13.1 -10.3 9 697 3048 95 18 -17.9 1.6 | 56 12 -10.1 -6.9 10 669 3353 80 22 -21.7 -3.8 | 49 18 -13.9 -12.3 11 594 4267 95 20 -19.9 1.7 | 61 14 -12.1 -6.7 12 570 4572 105 16 -15.5 4.1 | 61 9 -7.6 -4.3 13 500 5574 125 22 -18.0 12.6 | 112 11 -10.2 4.2 14 485 5791 135 20 -14.1 14.1 | 132 9 -6.3 5.7 15 465 6096 125 24 -19.7 13.8 | 114 13 -11.8 5.3 16 427 6706 130 6 -4.6 3.9 | 325 6 3.2 -4.6 17 400 7185 135 9 -6.4 6.4 | 325 3 1.4 -2.1 18 376 7620 130 12 -9.2 7.7 | 63 2 -1.4 -0.7 19 300 9164 220 25 16.1 19.2 | 246 26 23.9 10.7 20 274 9754 225 24 17.0 17.0 | 251 26 24.8 8.5 21 262 10058 205 25 10.6 22.7 | 232 23 18.4 14.2 22 250 10363 215 21 12.0 17.2 | 246 22 19.9 8.8 23 200 11775 205 18 7.6 16.3 | 243 17 15.4 7.9 24 187 12192 195 22 5.7 21.3 | 226 19 13.5 12.8 25 150 13509 185 31 2.7 30.9 | 205 25 10.5 22.4 26 145 13716 225 16 11.3 11.3 | 261 19 19.1 2.9 27 110 15240 315 7 4.9 -4.9 | 316 18 12.8 -13.4 28 105 15545 345 9 2.3 -8.7 | 329 20 10.1 -17.1 29 100 15797 135 13 -9.2 9.2 | 119 2 -1.4 0.8 30 99 15850 320 18 11.6 -13.8 | 319 29 19.4 -22.2 31 96 16154 355 11 1.0 -11.0 | 336 21 8.8 -19.4 32 85 17069 135 13 -9.2 9.2 | 119 2 -1.4 0.8 33 76 17983 245 22 19.9 9.3 | 268 28 27.7 0.9 34 70 18650 345 6 1.6 -5.8 | 327 17 9.4 -14.2 35 67 18898 345 6 1.6 -5.8 | 327 17 9.4 -14.2 36 64 19202 40 8 -5.1 -6.1 | 350 15 2.7 -14.6 37 61 19507 130 19 -14.6 12.2 | 119 8 -6.7 3.8 38 50 20640 340 3 1.0 -2.8 | 322 14 8.8 -11.3 39 49 20726 60 8 -6.9 -4.0 | 356 12 0.9 -12.4 40 47 21031 15 3 -0.8 -2.9 | 328 13 7.0 -11.3 41 41 21946 75 2 -1.9 -0.5 | 327 11 5.9 -9.0 42 35 22860 210 19 9.5 16.5 | 245 19 17.3 8.0 43 30 23774 85 13 -13.0 -1.1 | 28 11 -5.1 -9.6 44 30 23810 105 17 -16.4 4.4 | 65 10 -8.6 -4.0 45 24 25298 75 19 -18.4 -4.9 | 38 17 -10.5 -13.4 46 20 26380 90 28 -28.0 0.0 | 67 22 -20.2 -8.4 47 15 27432 100 33 -32.5 5.7 | 84 25 -24.7 -2.7 48 11 28651 95 47 -46.8 4.1 | 84 39 -39.0 -4.3 49 8 29870 100 67 -66.0 11.6 | 93 58 -58.2 3.2 50 7 30175 100 68 -67.0 11.8 | 93 59 -59.2 3.4 Wind Parameters Mean winds (0-6000m): 107.2 at 15.3 knts Storm direction: 137.2 at 11.5 knts Shear (0-3000m) pos: 2.3 neg: 2.6 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 129.7 deg Storm rel helicity (0-3000m) pos: 140.5 neg: -11.5 tot: 129.0 m^2/s^2 ave: 43.0 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 5.5 10^-3/s Energy-Hel index: 1.73 Bulk Rich Number: 54.72 Bulk Shear: 48.69 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 ------------------------------------------------------------------------------- 500 221 7 285 13| 1.1 0.0 1.1| 6.0 -2.7 3.3 6.6 0.29| 3.5 1.0 1000 232 7 286 14| 3.2 0.0 3.2| 22.0 -3.8 18.2 18.2 0.47| 4.8 2.3 1500 253 8 293 16| 5.2 0.0 5.2| 88.7 -3.8 84.9 56.6 0.76| 8.1 6.2 2000 244 7 290 15| 3.4 0.0 3.4|104.0 -5.2 98.8 49.4 0.64| 8.6 5.5 2500 178 8 272 8| 2.7 2.4 5.1|130.3 -6.0 124.2 49.7 0.68| 9.4 6.4 3000 100 10 18 7| 2.3 2.6 4.8|140.5 -11.5 129.0 43.0 0.57| 9.7 5.5 4000 91 13 32 10| 1.3 1.9 3.2|154.8 -12.4 142.4 35.6 0.56| 8.1 4.6 5000 98 14 43 9| 1.1 1.5 2.6|170.1 -12.6 157.5 31.5 0.56| 7.6 4.3 6000 107 15 60 8| 1.0 1.4 2.4|184.8 -23.5 161.3 26.9 0.47| 7.8 3.7 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250427.12.gif