UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 25 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 ------------------------------------------------------------------------------- 0 1000 58 SFC 973 306 36.8 19.8 37 17.0 24.4 312.4 315.3 298.5 358.9 15.11 2 968 354 36.6 22.6 45 14.0 26.1 312.6 316.1 300.3 368.5 18.12 3 960 430 35.8 20.8 42 15.0 24.7 312.6 315.7 299.2 362.8 16.32 4 925 769 31.6 18.6 46 13.0 22.2 260 8 311.6 314.4 298.1 356.8 14.74 5 872 1295 26.0 17.0 58 9.0 19.6 309 6 311.1 313.8 297.5 354.3 14.12 6 850 1520 24.8 15.8 57 9.0 18.5 330 5 312.1 314.7 297.4 353.3 13.40 7 840 1624 24.0 15.0 57 9.0 17.8 355 5 312.3 314.8 297.1 352.0 12.87 8 780 2268 20.0 9.0 49 11.0 13.0 21 9 314.7 316.5 295.2 343.7 9.28 9 700 3188 11.8 3.8 58 8.0 7.1 60 15 315.6 316.9 293.9 338.2 7.20 10 684 3381 10.2 3.2 62 7.0 6.1 65 14 315.9 317.2 293.9 338.1 7.06 11 663 3640 8.2 0.2 57 8.0 3.8 71 14 316.4 317.6 293.1 335.1 5.86 12 648 3828 6.8 -0.2 61 7.0 3.0 76 13 316.9 318.1 293.2 335.5 5.83 13 600 4457 3.4 -5.6 52 9.0 -1.0 92 11 320.1 320.9 292.7 333.7 4.20 14 566 4928 0.6 -9.4 47 10.0 -3.9 104 10 322.1 322.8 292.6 333.1 3.31 15 512 5724 -6.1 -13.1 58 7.0 -8.9 125 8 323.4 323.9 292.4 332.5 2.72 16 500 5910 -6.5 -13.5 58 7.0 -9.3 130 7 325.1 325.6 292.9 334.2 2.70 17 499 5926 -6.5 -13.5 58 7.0 -9.3 105 7 325.3 325.8 292.9 334.5 2.70 18 490 6068 -5.9 -13.9 53 8.0 -9.1 126 7 327.7 328.3 293.5 336.8 2.67 19 477 6278 -6.7 -15.7 49 9.0 -10.1 143 9 329.3 329.7 293.7 337.4 2.36 20 400 7630 -14.7 -30.7 24 16.0 -18.5 160 23 335.9 336.0 294.0 338.6 0.74 21 340 8839 -23.9 -40.9 19 17.0 -26.5 177 24 339.3 339.4 294.4 340.6 0.31 22 300 9740 -31.3 -46.3 21 15.0 -32.9 230 14 341.3 341.3 294.8 342.1 0.20 23 254 10892 -40.7 -53.7 23 13.0 -41.5 233 16 344.0 344.0 295.4 344.4 0.10 24 250 11000 -41.7 -55.7 20 14.0 -42.5 240 17 344.1 344.1 295.4 344.4 0.08 25 245 11137 -42.3 -56.3 20 14.0 -43.0 240 19 345.2 345.2 295.6 345.5 0.08 26 226 11679 -46.3 -59.3 22 13.0 -46.8 240 25 347.1 347.1 296.0 347.4 0.06 27 221 11827 -47.5 -60.5 21 13.0 -48.0 240 27 347.5 347.5 296.1 347.7 0.05 28 200 12480 -52.9 -64.9 22 12.0 -53.2 250 30 349.0 349.0 296.4 349.1 0.03 29 194 12675 -54.3 -66.3 22 12.0 -54.5 250 29 349.8 349.8 296.6 349.9 0.03 30 184 13012 -56.5 -68.5 21 12.0 -56.7 250 28 351.6 351.6 297.0 351.7 0.02 31 182 13081 -56.9 -67.9 24 11.0 -57.1 250 27 352.0 352.0 297.1 352.1 0.02 32 177 13256 -58.1 -70.1 20 12.0 -58.3 239 24 352.9 352.9 297.3 352.9 0.02 33 163 13770 -61.1 -72.1 22 11.0 -61.2 195 14 356.2 356.3 298.0 356.3 0.01 34 159 13924 -62.5 -73.5 21 11.0 -62.6 175 14 356.4 356.4 298.0 356.5 0.01 35 150 14280 -65.3 -75.3 24 10.0 -65.4 130 15 357.6 357.6 298.2 357.6 0.01 36 148 14362 -66.3 -76.3 23 10.0 -66.4 130 15 357.2 357.2 298.1 357.3 0.01 37 143 14569 -67.9 -77.9 23 10.0 -67.9 130 15 358.0 358.0 298.3 358.0 0.01 38 136 14869 -70.5 -80.5 22 10.0 -70.5 136 18 358.6 358.6 298.4 358.6 0.00 39 114 15898 -77.9 -87.9 18 10.0 -77.9 152 23 363.3 363.3 299.4 363.3 0.00 40 112 15999 -78.3 -87.3 22 9.0 -78.3 151 22 364.4 364.4 299.5 364.4 0.00 41 105 16366 -80.7 -90.7 17 10.0 -80.7 167 21 366.7 366.7 299.9 366.7 0.00 42 100 16640 -81.7 -90.7 20 9.0 -81.7 190 23 369.9 369.9 300.5 369.9 0.00 43 98 16753 -81.9 -90.9 20 9.0 -81.9 190 23 371.6 371.6 300.8 371.6 0.00 44 96 16869 -82.1 -91.1 20 9.0 -82.1 187 22 373.4 373.4 301.2 373.4 0.00 45 82 17755 -80.9 -88.9 25 8.0 -80.9 251 11 393.1 393.1 304.2 393.1 0.00 46 79 17964 -81.5 -89.5 24 8.0 -81.5 241 11 396.1 396.1 304.7 396.1 0.00 47 70 18650 -78.1 -86.1 26 8.0 -78.1 235 7 417.3 417.3 307.4 417.3 0.00 48 61 19445 -74.1 -82.1 28 8.0 -74.2 186 6 443.0 443.0 310.2 443.0 0.01 49 56 19947 -71.7 -79.7 29 8.0 -71.8 155 6 459.4 459.4 311.7 459.5 0.01 50 53 20273 -70.1 -78.1 30 8.0 -70.2 136 5 470.4 470.4 312.7 470.5 0.02 51 51 20502 -70.5 -78.5 30 8.0 -70.6 122 5 474.7 474.7 313.0 474.8 0.02 52 50 20620 -68.9 -77.9 26 9.0 -69.1 115 5 481.1 481.1 313.5 481.2 0.02 53 49 20741 -68.5 -77.5 26 9.0 -68.7 123 16 484.9 484.9 313.8 485.0 0.02 54 44 21394 -63.9 -71.9 33 8.0 -64.2 50 17 511.3 511.3 315.8 511.6 0.05 55 42 21679 -63.5 -71.5 33 8.0 -63.8 22 16 519.1 519.1 316.2 519.5 0.06 56 37 22462 -61.7 -69.7 34 8.0 -62.1 115 5 542.9 542.9 317.7 543.5 0.09 57 35 22806 -61.1 -69.1 34 8.0 -61.6 199 9 553.1 553.2 318.3 553.8 0.10 58 34 22987 -60.1 -68.1 34 8.0 -60.6 182 10 560.4 560.4 318.7 561.2 0.12 59 31 23564 -59.5 -67.5 35 8.0 -60.1 92 13 577.0 577.0 319.6 578.0 0.14 60 30 23770 -58.9 -66.9 35 8.0 -59.6 105 17 584.1 584.1 319.9 585.2 0.16 61 28 24205 -57.3 -66.3 31 9.0 -58.2 105 20 600.2 600.2 320.7 601.5 0.18 62 26 24677 -53.5 -61.5 37 8.0 -54.8 112 23 623.8 623.9 321.7 626.7 0.37 63 25 24929 -54.1 -62.1 37 8.0 -55.4 116 24 629.1 629.3 322.0 631.9 0.36 64 21 26042 -56.3 72 12 654.6 TRP 840 1624 24.0 15.0 57 9.0 17.8 355 5 312.3 314.8 297.1 352.0 12.87 WND Sounding variables and indices 1000-500 mb thick: 5852.00 m Freezing level: 561.16 mb = 4999.56 m = 16402.56 ft Wetbulb zero: 611.76 mb = 4298.39 m = 14102.16 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 53.39 % Est. max temperature: 37.42 C = 99.35 F Sfc-Lift cond lev (LCL): 762.73 mb = 2457.99 m = 8064.17 ft T: 18.30 C 700-500 lapse rate: 6.72 C/km ThetaE index: 33.46 C Layer 960.0- 648.0 mb Conv cond level (CCL): 733.67 mb = 2788.38 m = 9148.12 ft Mean mixing ratio: 15.12 g/kg Conv temperature: 39.62 C = 103.32 F Cap Strength: 2.86 C Lifted Index: -6.34 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -7.18 C Lifted Index @700 mb: -0.93 C Showalter Index: -4.70 C Risk: Severe thunderstorms possible Total Totals Index: 53.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.30 C Cross Totals Index: 22.30 C K Index: 39.10 Risk: > 80 % chance of thunderstorms Sweat Index: 298.60 Risk: None Energy Index: -3.69 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2195.91 J/kg Max Up Vert Vel: 66.27 m/s Conv Inhibition (B-): 83.49 J/kg Cap Strength: 2.86 C Lift Cond Lev (LCL): 769.75 mb = 2380.11 m = 7808.66 ft Lev Free Conv (LFC): 714.75 mb = 3010.67 m = 9877.41 ft Equ Level (EL): 134.75 mb = 14923.17 m = 48959.94 ft B at Equ Level: 2185.52 J/kg Max Parcel Lev (MPL): 64.75 mb = 19100.63 m = 62665.35 ft Wind level data Storm motion: 85 at 10 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 ---------------------------------------------------------- 0 925 769 260 8 7.9 1.4 | 263 18 17.8 2.3 1 850 1520 330 5 2.5 -4.3 | 285 13 12.5 -3.4 2 840 1624 355 5 0.4 -5.0 | 291 11 10.4 -4.1 3 700 3188 60 15 -13.0 -7.5 | 25 7 -3.0 -6.6 4 500 5910 130 7 -5.4 4.5 | 220 7 4.6 5.4 5 995 610 250 10 9.4 3.4 | 257 20 19.4 4.3 6 956 914 260 6 5.9 1.0 | 263 16 15.9 1.9 7 919 1219 275 8 8.0 -0.7 | 269 18 17.9 0.2 8 883 1524 355 5 0.4 -5.0 | 291 11 10.4 -4.1 9 816 2134 55 10 -8.2 -5.7 | 340 5 1.8 -4.8 10 754 2743 65 15 -13.6 -6.3 | 34 7 -3.6 -5.4 11 697 3353 65 17 -15.4 -7.2 | 41 8 -5.4 -6.3 12 644 3962 35 18 -10.3 -14.7 | 1 14 -0.4 -13.8 13 619 4267 55 12 -9.8 -6.9 | 359 6 0.1 -6.0 14 595 4572 70 15 -14.1 -5.1 | 44 6 -4.1 -4.2 15 550 5182 110 14 -13.2 4.8 | 151 7 -3.2 5.7 16 528 5486 40 8 -5.1 -6.1 | 317 7 4.8 -5.2 17 488 6096 130 7 -5.4 4.5 | 220 7 4.6 5.4 18 451 6706 175 13 -1.1 13.0 | 213 16 8.8 13.8 19 401 7620 155 25 -10.6 22.7 | 179 24 -0.6 23.6 20 400 7630 160 23 -7.9 21.6 | 185 23 2.1 22.5 21 354 8534 160 27 -9.2 25.4 | 182 26 0.7 26.3 22 300 9740 230 14 10.7 9.0 | 244 23 20.7 9.9 23 274 10363 250 15 14.1 5.1 | 256 25 24.1 6.0 24 251 10973 230 16 12.3 10.3 | 243 25 22.2 11.2 25 250 11000 240 17 14.7 8.5 | 249 26 24.7 9.4 26 209 12192 240 32 27.7 16.0 | 246 41 37.7 16.9 27 200 12480 250 30 28.2 10.3 | 254 40 38.2 11.2 28 181 13106 250 27 25.4 9.2 | 254 37 35.3 10.1 29 164 13716 200 14 4.8 13.2 | 226 20 14.8 14.1 30 150 14280 130 15 -11.5 9.6 | 172 11 -1.5 10.5 31 141 14630 130 15 -11.5 9.6 | 172 11 -1.5 10.5 32 121 15545 155 27 -11.4 24.5 | 177 25 -1.4 25.4 33 109 16154 150 20 -10.0 17.3 | 180 18 -0.0 18.2 34 100 16640 190 23 4.0 22.7 | 211 27 14.0 23.5 35 98 16764 190 23 4.0 22.7 | 211 27 14.0 23.5 36 93 17069 180 20 0.0 20.0 | 205 23 10.0 20.9 37 83 17678 255 11 10.6 2.8 | 260 21 20.6 3.7 38 79 17983 240 11 9.5 5.5 | 252 21 19.5 6.4 39 71 18593 340 10 3.4 -9.4 | 302 16 13.4 -8.5 40 70 18650 235 7 5.7 4.0 | 253 16 15.7 4.9 41 50 20620 115 5 -4.5 2.1 | 241 6 5.4 3.0 42 49 20726 125 16 -13.1 9.2 | 163 11 -3.1 10.1 43 42 21641 25 17 -7.2 -15.4 | 349 15 2.8 -14.5 44 40 21946 10 11 -1.9 -10.8 | 321 13 8.1 -9.9 45 37 22555 130 4 -3.1 2.6 | 243 8 6.9 3.5 46 35 22860 210 10 5.0 8.7 | 237 18 15.0 9.6 47 31 23470 85 11 -11.0 -1.0 | 87 1 -1.0 -0.1 48 30 23770 105 17 -16.4 4.4 | 129 8 -6.5 5.3 49 30 23774 100 34 -33.5 5.9 | 106 24 -23.5 6.8 50 28 24079 105 20 -19.3 5.2 | 123 11 -9.4 6.1 51 23 24994 125 28 -22.9 16.1 | 143 21 -13.0 17.0 52 21 25298 75 11 -10.6 -2.8 | 19 2 -0.7 -1.9 53 20 25603 50 16 -12.3 -10.3 | 14 10 -2.3 -9.4 54 17 26213 85 21 -20.9 -1.8 | 85 11 -11.0 -0.9 Wind Parameters Mean winds (0-6000m): 54.9 at 13.3 knts Storm direction: 84.9 at 10.0 knts Storm rel Dir Shear (0-3000m): -16.7 deg Energy-Hel index: -137.23 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 ------------------------------------------------------------------------------- 500 262 8 263 18| | | 1000 281 7 271 17| | | 1500 302 6 279 15| | | 2000 334 7 292 14| | | 2500 5 8 306 11| | | 3000 31 9 322 9| | | 4000 51 10 339 6| | | 5000 62 10 346 4| | | 6000 55 13 8 7| | | Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250425.12.gif