UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 21 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 65 SFC 974 306 35.2 20.2 42 15.0 24.3 240 8 310.7 313.6 298.3 358.0 15.48 2 962 418 33.2 19.2 44 14.0 23.1 246 7 309.8 312.5 297.6 354.6 14.71 3 925 771 29.4 18.4 52 11.0 21.5 235 11 309.4 312.1 297.4 353.6 14.55 4 864 1374 23.8 16.8 65 7.0 18.9 243 10 309.6 312.3 297.1 352.4 14.07 5 854 1476 23.0 16.0 65 7.0 18.1 245 10 309.8 312.4 296.8 351.0 13.51 6 850 1517 22.4 15.4 65 7.0 17.6 250 9 309.6 312.1 296.5 349.3 13.06 7 704 3130 11.8 -1.2 40 13.0 4.9 76 25 315.0 316.0 291.9 330.9 4.98 8 700 3178 11.4 -1.6 40 13.0 4.5 75 25 315.1 316.0 291.9 330.6 4.86 9 642 3891 4.6 -5.4 48 10.0 -0.2 62 25 315.3 316.0 291.2 328.1 3.98 10 614 4253 2.0 -12.0 35 14.0 -3.7 64 25 316.3 316.8 290.1 324.5 2.48 11 600 4439 0.4 -11.6 40 12.0 -4.6 65 23 316.6 317.1 290.3 325.2 2.62 12 586 4628 -0.9 -8.9 55 8.0 -4.4 69 20 317.2 317.9 291.2 328.0 3.33 13 575 4779 -0.5 -5.2 70 4.7 -2.8 84 17 319.4 320.3 292.8 334.1 4.52 14 566 4905 -0.7 -4.7 74 4.0 -2.7 96 14 320.6 321.5 293.3 336.1 4.77 15 513 5687 -3.1 -10.1 58 7.0 -6.2 162 10 326.9 327.5 294.0 338.5 3.46 16 500 5890 -4.3 -19.3 30 15.0 -9.6 170 13 327.8 328.1 292.7 333.6 1.66 17 479 6227 -6.3 -35.3 8 29.0 -13.0 148 11 329.4 329.5 291.9 330.9 0.40 18 435 6977 -9.9 -20.9 40 11.0 -13.6 115 7 334.0 334.3 294.3 339.9 1.66 19 420 7247 -11.1 -37.1 10 26.0 -16.6 114 7 335.8 335.9 293.6 337.3 0.38 20 400 7620 -14.7 -34.7 16 20.0 -19.0 105 6 335.9 336.0 293.8 337.8 0.50 21 329 9068 -25.7 -30.7 63 5.0 -26.7 251 8 340.1 340.3 295.1 343.5 0.90 22 300 9730 -30.3 -38.3 46 8.0 -31.4 225 10 342.7 342.8 295.4 344.5 0.47 23 250 11000 -40.9 -51.9 30 11.0 -41.6 270 20 345.3 345.3 295.7 345.8 0.13 24 231 11530 -45.9 -56.9 28 11.0 -46.4 270 21 345.5 345.6 295.7 345.9 0.08 25 213 12063 -50.1 -60.1 30 10.0 -50.4 261 24 347.1 347.1 296.0 347.4 0.05 26 201 12438 -53.1 -63.1 29 10.0 -53.4 242 28 348.2 348.2 296.3 348.4 0.04 27 200 12470 -53.3 -63.3 29 10.0 -53.5 240 28 348.4 348.4 296.3 348.5 0.04 28 197 12568 -54.3 -64.3 28 10.0 -54.5 241 28 348.3 348.3 296.3 348.4 0.03 29 183 13038 -57.7 -67.7 27 10.0 -57.9 243 29 350.2 350.2 296.7 350.3 0.02 30 159 13915 -64.7 -72.7 32 8.0 -64.8 248 30 352.7 352.7 297.2 352.8 0.01 31 150 14270 -66.7 -74.7 32 8.0 -66.8 250 31 355.2 355.2 297.7 355.2 0.01 32 145 14474 -67.9 -76.9 27 9.0 -67.9 245 27 356.6 356.6 298.0 356.6 0.01 33 125 15353 -73.3 -80.3 34 7.0 -73.3 225 10 362.2 362.2 299.1 362.3 0.01 34 103 16464 -80.7 -88.7 25 8.0 -80.7 100 2 368.7 368.7 300.3 368.7 0.00 35 101 16574 -80.7 -88.7 25 8.0 -80.7 159 7 370.8 370.8 300.7 370.8 0.00 36 100 16630 -80.7 -88.7 25 8.0 -80.7 190 10 371.8 371.8 300.9 371.8 0.00 37 95 16917 -80.3 -87.3 30 7.0 -80.3 206 9 378.1 378.1 301.9 378.1 0.00 38 83 17680 -78.1 -85.1 31 7.0 -78.1 285 7 397.5 397.5 304.9 397.5 0.00 39 76 18180 -78.5 -85.5 31 7.0 -78.5 272 10 406.8 406.8 306.1 406.8 0.00 40 70 18650 -75.7 -82.7 32 7.0 -75.7 260 13 422.4 422.4 308.0 422.5 0.01 41 69 18733 -75.7 -82.7 32 7.0 -75.7 270 12 424.2 424.2 308.2 424.2 0.01 42 55 20055 -73.5 -79.5 39 6.0 -73.6 285 11 457.6 457.6 311.5 457.7 0.01 43 50 20620 -68.9 -76.9 31 8.0 -69.0 210 7 481.1 481.1 313.5 481.3 0.02 44 48 20864 -66.1 -74.1 32 8.0 -66.3 219 9 493.4 493.5 314.5 493.7 0.03 45 45 21257 -63.1 -71.1 33 8.0 -63.4 234 13 509.9 509.9 315.7 510.3 0.06 46 42 21678 -63.7 -70.7 38 7.0 -64.0 250 17 518.6 518.6 316.2 519.0 0.07 47 31 23555 -58.9 -67.9 30 9.0 -59.6 12 7 578.6 578.7 319.6 579.6 0.13 48 30 23760 -58.9 -67.9 30 9.0 -59.6 5 7 584.1 584.1 319.9 585.1 0.14 49 29 23973 -59.1 -68.1 30 9.0 -59.9 20 7 589.2 589.3 320.2 590.2 0.14 50 25 24913 -56.3 -68.3 21 12.0 -57.6 7 10 622.8 622.9 321.6 624.0 0.16 51 20 26350 -51.3 -69.3 10 18.0 -54.1 95 37 679.1 679.2 323.8 680.6 0.17 52 17 27414 -48.1 -73.1 4 25.0 -52.5 93 37 721.7 721.8 325.1 722.7 0.11 53 14 28703 -44.9 90 36 773.8 TRP 854 1476 23.0 16.0 65 7.0 18.1 245 10 309.8 312.4 296.8 351.0 13.51 WND Sounding variables and indices 1000-500 mb thick: 5825.00 m Freezing level: 595.69 mb = 4496.69 m = 14752.75 ft Wetbulb zero: 644.62 mb = 3857.71 m = 12656.37 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 52.78 % Est. max temperature: 35.05 C = 95.08 F Sfc-Lift cond lev (LCL): 785.31 mb = 2194.60 m = 7200.05 ft T: 17.95 C 700-500 lapse rate: 5.79 C/km ThetaE index: 33.50 C Layer 962.0- 600.0 mb Conv cond level (CCL): 745.21 mb = 2643.28 m = 8672.08 ft Mean mixing ratio: 14.54 g/kg Conv temperature: 37.93 C = 100.28 F Cap Strength: 2.15 C Lifted Index: -2.68 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.95 C Lifted Index @700 mb: -0.22 C Showalter Index: -1.10 C Risk: Thunderstorms probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 19.70 C K Index: 29.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 215.80 Risk: None Energy Index: -3.04 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1409.67 J/kg Max Up Vert Vel: 53.10 m/s Conv Inhibition (B-): 60.79 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 786.12 mb = 2185.75 m = 7171.01 ft Lev Free Conv (LFC): 701.12 mb = 3164.57 m = 10382.33 ft Equ Level (EL): 151.12 mb = 14224.61 m = 46668.10 ft B at Equ Level: 1397.26 J/kg Max Parcel Lev (MPL): 81.12 mb = 17809.97 m = 58430.95 ft Wind level data Storm motion: 114 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 ---------------------------------------------------------- 0 974 306 240 8 6.9 4.0 | 272 17 17.1 -0.6 1 942 610 255 6 5.8 1.6 | 281 16 16.0 -3.0 2 925 771 235 11 9.0 6.3 | 265 19 19.2 1.7 3 910 914 240 9 7.8 4.5 | 270 18 18.0 -0.1 4 879 1219 240 9 7.8 4.5 | 270 18 18.0 -0.1 5 854 1476 245 10 9.1 4.2 | 271 19 19.2 -0.3 6 850 1517 250 9 8.5 3.1 | 275 19 18.6 -1.5 7 849 1524 240 11 9.5 5.5 | 267 20 19.7 0.9 8 820 1829 345 5 1.3 -4.8 | 309 15 11.5 -9.4 9 791 2134 25 5 -2.1 -4.5 | 318 12 8.1 -9.1 10 736 2743 85 23 -22.9 -2.0 | 63 14 -12.7 -6.6 11 700 3178 75 25 -24.1 -6.5 | 52 18 -14.0 -11.0 12 635 3962 60 25 -21.7 -12.5 | 34 21 -11.5 -17.1 13 612 4267 65 25 -22.7 -10.6 | 40 20 -12.5 -15.1 14 589 4572 65 21 -19.0 -8.9 | 33 16 -8.9 -13.4 15 546 5182 125 8 -6.6 4.6 | 270 4 3.6 0.0 16 506 5791 170 11 -1.9 10.8 | 233 10 8.3 6.3 17 500 5890 170 13 -2.3 12.8 | 224 11 7.9 8.2 18 487 6096 165 12 -3.1 11.6 | 225 10 7.1 7.0 19 450 6706 85 5 -5.0 -0.4 | 314 7 5.2 -5.0 20 433 7010 120 7 -6.1 3.5 | 284 4 4.1 -1.1 21 400 7620 105 6 -5.8 1.6 | 304 5 4.4 -3.0 22 368 8230 360 8 -0.0 -8.0 | 321 16 10.2 -12.6 23 353 8534 255 5 4.8 1.3 | 282 15 15.0 -3.3 24 325 9144 250 8 7.5 2.7 | 276 18 17.7 -1.8 25 300 9730 225 10 7.1 7.1 | 262 17 17.2 2.5 26 286 10058 215 12 6.9 9.8 | 253 18 17.1 5.3 27 251 10973 260 14 13.8 2.4 | 275 24 24.0 -2.1 28 250 11000 270 20 20.0 -0.0 | 279 31 30.2 -4.6 29 218 11887 270 22 22.0 -0.0 | 278 32 32.2 -4.6 30 200 12470 240 28 24.2 14.0 | 255 36 34.4 9.4 31 150 14270 250 31 29.1 10.6 | 261 40 39.3 6.0 32 120 15545 220 6 3.9 4.6 | 270 14 14.0 0.0 33 109 16154 345 1 0.3 -1.0 | 298 12 10.4 -5.5 34 103 16459 100 2 -2.0 0.3 | 297 9 8.2 -4.2 35 100 16630 190 10 1.7 9.8 | 246 13 11.9 5.3 36 98 16764 190 10 1.7 9.8 | 246 13 11.9 5.3 37 83 17678 285 7 6.8 -1.8 | 291 18 16.9 -6.4 38 70 18650 260 13 12.8 2.3 | 276 23 23.0 -2.3 39 64 19202 325 6 3.4 -4.9 | 305 17 13.6 -9.5 40 57 19812 240 4 3.5 2.0 | 281 14 13.6 -2.6 41 54 20117 295 12 10.9 -5.1 | 295 23 21.0 -9.6 42 50 20620 210 7 3.5 6.1 | 264 14 13.7 1.5 43 40 21946 260 19 18.7 3.3 | 272 29 28.9 -1.3 44 33 23165 355 9 0.8 -9.0 | 321 17 11.0 -13.5 45 31 23470 15 7 -1.8 -6.8 | 324 14 8.4 -11.3 46 30 23760 5 7 -0.6 -7.0 | 320 15 9.6 -11.5 47 30 23774 60 10 -8.7 -5.0 | 351 10 1.5 -9.6 48 29 24079 360 6 -0.0 -6.0 | 316 15 10.2 -10.6 49 24 25298 10 12 -2.1 -11.8 | 334 18 8.1 -16.4 50 22 25603 60 8 -6.9 -4.0 | 339 9 3.2 -8.6 51 20 26350 95 37 -36.9 3.2 | 87 27 -26.7 -1.3 52 14 27737 90 36 -36.0 0.0 | 80 26 -25.8 -4.6 53 12 28346 100 30 -29.5 5.2 | 92 19 -19.4 0.6 54 11 28651 105 39 -37.7 10.1 | 101 28 -27.5 5.5 Wind Parameters Mean winds (0-6000m): 84.1 at 14.9 knts Storm direction: 114.1 at 11.1 knts Shear (0-3000m) pos: 5.7 neg: 0.6 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 136.7 deg Storm rel helicity (0-3000m) pos: 165.2 neg: -37.0 tot: 128.2 m^2/s^2 ave: 42.7 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 5.8 10^-3/s Energy-Hel index: 0.93 Bulk Rich Number: 21.44 Bulk Shear: 65.76 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 ------------------------------------------------------------------------------- 500 244 8 274 17| 0.0 2.7 2.7| 11.2 -20.9 -9.7 -19.3 -0.24| 8.2 -2.0 1000 242 8 272 18| 0.8 1.3 2.1| 18.0 -20.9 -2.9 -2.9 -0.06| 5.1 -0.3 1500 246 9 273 18| 4.4 0.9 5.2| 77.9 -20.9 57.0 38.0 0.48| 8.3 4.0 2000 256 8 278 18| 5.3 0.7 5.9|105.5 -20.9 84.6 42.3 0.58| 8.7 5.1 2500 228 10 263 18| 6.8 0.5 7.3|165.2 -20.9 144.3 57.7 0.72| 10.7 7.7 3000 83 12 18 6| 5.7 0.6 6.2|165.2 -37.0 128.2 42.7 0.59| 9.8 5.8 4000 70 16 25 11| 4.2 1.0 5.2|172.9 -60.9 112.1 28.0 0.48| 8.2 3.9 5000 72 16 27 11| 1.9 0.8 2.6|182.3 -68.7 113.6 22.7 0.30| 9.2 2.8 6000 84 15 37 8| 1.6 1.0 2.5|184.5 -75.7 108.8 18.1 0.24| 9.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250421.12.gif