UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 22 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 63 SFC 974 306 37.0 18.0 33 19.0 23.4 220 10 312.5 315.1 297.5 353.9 13.45 2 962 419 34.0 19.0 41 15.0 23.2 222 9 310.6 313.3 297.7 354.9 14.52 3 925 771 30.4 17.4 46 13.0 21.2 225 11 310.4 313.0 297.1 352.0 13.64 4 867 1346 25.0 15.0 54 10.0 18.1 231 8 310.6 312.9 296.3 348.7 12.46 5 850 1520 24.0 14.0 54 10.0 17.2 225 9 311.3 313.5 296.1 347.8 11.91 6 841 1613 23.6 12.6 50 11.0 16.3 210 6 311.8 313.9 295.6 345.5 10.97 7 839 1634 23.6 12.6 50 11.0 16.3 205 6 312.0 314.1 295.7 345.9 10.99 8 782 2243 18.6 10.6 60 8.0 13.4 348 2 313.0 315.0 295.5 344.9 10.32 9 700 3183 11.4 -1.6 40 13.0 4.5 85 22 315.1 316.0 291.9 330.6 4.86 10 699 3195 11.4 -1.6 40 13.0 4.5 85 22 315.2 316.2 291.9 330.7 4.87 11 600 4444 0.0 -4.2 73 4.2 -2.0 50 16 316.1 317.0 292.0 331.1 4.67 12 559 5011 0.6 -24.4 13 25.0 -7.3 25 7 323.3 323.5 290.7 326.6 0.95 13 539 5303 -0.7 -40.7 3 40.0 -9.4 48 8 325.1 325.2 290.5 325.9 0.20 14 511 5727 -2.3 -50.3 1 48.0 -10.9 81 9 328.2 328.2 291.3 328.5 0.07 15 500 5900 -3.1 -49.1 1 46.0 -11.4 95 9 329.3 329.3 291.6 329.6 0.09 16 451 6705 -8.9 -26.9 22 18.0 -13.9 158 13 331.8 332.0 293.1 335.2 0.94 17 426 7142 -11.9 -36.9 11 25.0 -17.1 163 14 333.5 333.5 293.0 334.9 0.38 18 400 7620 -14.9 -35.9 15 21.0 -19.2 155 13 335.6 335.7 293.7 337.3 0.45 19 339 8849 -24.3 -34.3 39 10.0 -26.1 196 11 339.1 339.2 294.7 341.4 0.62 20 322 9223 -26.5 -34.5 47 8.0 -27.9 230 12 341.1 341.2 295.1 343.5 0.64 21 300 9730 -30.3 -41.3 33 11.0 -31.7 270 16 342.7 342.7 295.3 344.0 0.34 22 250 11000 -40.5 -52.5 26 12.0 -41.3 275 34 345.9 345.9 295.8 346.3 0.12 23 232 11505 -45.1 -57.1 25 12.0 -45.6 265 31 346.3 346.4 295.9 346.6 0.07 24 200 12480 -53.1 -63.1 29 10.0 -53.4 245 26 348.7 348.7 296.4 348.9 0.04 25 152 14181 -66.7 -73.7 37 7.0 -66.8 245 29 353.8 353.8 297.5 353.9 0.01 26 150 14260 -67.3 -74.3 36 7.0 -67.4 240 26 354.2 354.2 297.5 354.2 0.01 27 134 14932 -72.3 -80.3 29 8.0 -72.3 233 21 356.9 356.9 298.1 356.9 0.00 28 122 15481 -74.9 -81.9 33 7.0 -74.9 225 19 361.8 361.8 299.1 361.9 0.00 29 112 15973 -78.5 -85.5 31 7.0 -78.5 212 20 364.1 364.1 299.5 364.1 0.00 30 111 16024 -78.7 -85.7 31 7.0 -78.7 211 20 364.6 364.6 299.6 364.6 0.00 31 107 16233 -78.5 -85.5 31 7.0 -78.5 206 21 368.9 368.9 300.4 368.9 0.00 32 104 16396 -78.1 -85.1 31 7.0 -78.1 202 21 372.6 372.6 301.0 372.6 0.00 33 101 16563 -77.7 -84.7 31 7.0 -77.7 258 19 376.5 376.5 301.7 376.5 0.00 34 100 16620 -77.7 -84.7 31 7.0 -77.7 290 18 377.6 377.6 301.9 377.6 0.00 35 94 16973 -79.3 -85.3 37 6.0 -79.3 328 18 381.2 381.2 302.5 381.2 0.00 36 91 17157 -79.9 -85.9 36 6.0 -79.9 351 17 383.6 383.6 302.8 383.6 0.00 37 87 17411 -80.9 -86.9 36 6.0 -80.9 10 16 386.5 386.5 303.3 386.5 0.00 38 86 17477 -80.9 -86.9 36 6.0 -80.9 19 16 387.8 387.8 303.5 387.8 0.00 39 84 17609 -80.7 -86.7 36 6.0 -80.7 36 15 390.8 390.8 303.9 390.8 0.00 40 70 18650 -76.3 -81.3 45 5.0 -76.3 100 10 421.2 421.2 307.9 421.2 0.01 41 69 18733 -76.3 -82.3 38 6.0 -76.3 93 10 422.9 422.9 308.0 422.9 0.01 42 65 19076 -76.5 -82.5 38 6.0 -76.5 66 9 429.7 429.7 308.8 429.8 0.01 43 61 19444 -73.7 -78.7 46 5.0 -73.7 38 7 443.8 443.8 310.3 443.9 0.01 44 56 19946 -70.9 -76.9 41 6.0 -71.0 41 10 461.2 461.2 311.9 461.3 0.02 45 53 20272 -69.7 -75.7 41 6.0 -69.8 110 18 471.3 471.3 312.8 471.5 0.02 46 52 20386 -69.3 -75.3 41 6.0 -69.4 133 21 474.8 474.8 313.1 475.0 0.03 47 50 20620 -68.3 -73.3 49 5.0 -68.4 295 5 482.5 482.5 313.7 482.8 0.04 48 47 20992 -68.3 -73.3 49 5.0 -68.4 272 4 491.2 491.2 314.3 491.4 0.04 49 41 21822 -63.3 -69.3 44 6.0 -63.6 325 6 523.2 523.2 316.5 523.7 0.08 50 40 21974 -62.3 -68.3 44 6.0 -62.6 306 7 529.4 529.4 316.9 530.0 0.10 51 36 22631 -58.3 -65.3 40 7.0 -58.9 136 2 555.9 556.0 318.5 557.1 0.16 52 35 22809 -57.9 -64.9 40 7.0 -58.5 44 4 561.5 561.5 318.8 562.7 0.18 53 30 23790 -54.1 -62.1 37 8.0 -55.2 110 24 597.2 597.3 320.6 599.4 0.30 54 29 24007 -53.5 -60.5 42 7.0 -54.6 110 22 604.6 604.8 320.9 607.5 0.38 55 28 24231 -54.9 -61.9 42 7.0 -55.9 110 20 606.8 607.0 321.0 609.3 0.33 56 25 24950 -56.9 -63.9 41 7.0 -57.8 104 76 621.1 621.2 321.6 623.3 0.28 57 20 26380 -50.9 -60.9 30 10.0 -53.1 90 220 680.4 680.6 323.9 684.8 0.53 58 16 27840 -48.7 -60.7 24 12.0 -52.1 86 80 732.4 732.7 325.6 738.5 0.67 59 13 29204 -48.9 -63.9 16 15.0 -53.1 85 49 776.5 776.8 326.8 781.8 0.55 60 13 29204 -49.1 85 49 775.8 TRP 841 1613 23.6 12.6 50 11.0 16.3 210 6 311.8 313.9 295.6 345.5 10.97 WND Sounding variables and indices 1000-500 mb thick: 5837.00 m Freezing level: 549.77 mb = 5145.60 m = 16881.67 ft Wetbulb zero: 630.64 mb = 4036.35 m = 13242.47 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 43.13 % Est. max temperature: 36.79 C = 98.23 F Sfc-Lift cond lev (LCL): 741.75 mb = 2691.65 m = 8830.75 ft T: 15.17 C 700-500 lapse rate: 5.34 C/km ThetaE index: 15.29 C Layer 782.0- 699.0 mb Conv cond level (CCL): 722.82 mb = 2910.89 m = 9550.04 ft Mean mixing ratio: 13.57 g/kg Conv temperature: 39.01 C = 102.22 F Cap Strength: 2.67 C Lifted Index: -0.89 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.04 C Lifted Index @700 mb: 0.25 C Showalter Index: 0.63 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 17.10 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 195.00 Risk: None Energy Index: -3.38 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 968.77 J/kg Max Up Vert Vel: 44.02 m/s Conv Inhibition (B-): 99.00 J/kg Cap Strength: 2.67 C Lift Cond Lev (LCL): 763.19 mb = 2450.00 m = 8037.95 ft Lev Free Conv (LFC): 688.19 mb = 3322.38 m = 10900.06 ft Equ Level (EL): 168.19 mb = 13553.48 m = 44466.27 ft B at Equ Level: 966.24 J/kg Max Parcel Lev (MPL): 88.19 mb = 17334.82 m = 56872.08 ft Wind level data Storm motion: 111 at 8 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 10 6.4 7.7 | 252 15 14.2 4.7 1 942 610 225 8 5.7 5.7 | 259 14 13.5 2.7 2 925 771 225 11 7.8 7.8 | 253 16 15.6 4.8 3 910 914 215 8 4.6 6.6 | 254 13 12.4 3.6 4 879 1219 235 8 6.6 4.6 | 264 14 14.4 1.6 5 850 1520 225 9 6.4 6.4 | 257 15 14.2 3.4 6 850 1524 210 7 3.5 6.1 | 255 12 11.3 3.1 7 841 1613 210 6 3.0 5.2 | 259 11 10.8 2.2 8 820 1829 155 1 -0.4 0.9 | 286 8 7.4 -2.1 9 791 2134 315 1 0.7 -0.7 | 294 9 8.5 -3.7 10 764 2438 55 4 -3.3 -2.3 | 319 7 4.5 -5.3 11 737 2743 90 14 -14.0 0.0 | 64 7 -6.2 -3.0 12 700 3183 85 22 -21.9 -1.9 | 71 15 -14.1 -4.9 13 685 3353 85 24 -23.9 -2.1 | 72 17 -16.1 -5.1 14 612 4267 55 17 -13.9 -9.8 | 26 14 -6.1 -12.8 15 589 4572 45 15 -10.6 -10.6 | 12 14 -2.8 -13.6 16 568 4877 15 7 -1.8 -6.8 | 328 11 6.0 -9.8 17 500 5900 95 9 -9.0 0.8 | 27 2 -1.2 -2.2 18 487 6096 115 8 -7.3 3.4 | 236 1 0.6 0.4 19 469 6401 155 12 -5.1 10.9 | 199 8 2.7 7.9 20 416 7315 165 15 -3.9 14.5 | 199 12 3.9 11.5 21 400 7620 155 13 -5.5 11.8 | 195 9 2.3 8.8 22 368 8230 140 9 -5.8 6.9 | 208 4 2.0 3.9 23 325 9144 225 12 8.5 8.5 | 251 17 16.3 5.5 24 300 9730 270 16 16.0 -0.0 | 277 24 23.8 -3.0 25 286 10058 275 22 21.9 -1.9 | 279 30 29.7 -4.9 26 251 10973 270 35 35.0 -0.0 | 274 43 42.8 -3.0 27 250 11000 275 34 33.9 -3.0 | 278 42 41.7 -6.0 28 200 12480 245 26 23.6 11.0 | 256 32 31.4 8.0 29 199 12497 250 24 22.6 8.2 | 260 31 30.4 5.2 30 156 14021 255 34 32.8 8.8 | 262 41 40.7 5.8 31 150 14260 240 26 22.5 13.0 | 252 32 30.3 10.0 32 127 15240 230 19 14.6 12.2 | 248 24 22.4 9.2 33 103 16459 200 21 7.2 19.7 | 222 22 15.0 16.7 34 100 16620 290 18 16.9 -6.2 | 290 26 24.7 -9.2 35 98 16764 290 18 16.9 -6.2 | 290 26 24.7 -9.2 36 92 17069 345 18 4.7 -17.4 | 329 24 12.5 -20.4 37 88 17374 5 16 -1.4 -15.9 | 341 20 6.4 -18.9 38 71 18593 165 11 -2.8 10.6 | 213 9 5.0 7.6 39 70 18650 100 10 -9.8 1.7 | 58 2 -2.0 -1.3 40 57 19812 10 6 -1.0 -5.9 | 323 11 6.8 -8.9 41 52 20422 140 22 -14.1 16.9 | 155 15 -6.3 13.9 42 50 20620 295 5 4.5 -2.1 | 293 13 12.3 -5.1 43 47 21031 270 4 4.0 -0.0 | 284 12 11.8 -3.0 44 45 21336 350 8 1.4 -7.9 | 320 14 9.2 -10.9 45 40 21946 320 6 3.9 -4.6 | 303 14 11.7 -7.6 46 38 22250 250 9 8.5 3.1 | 270 16 16.3 0.1 47 37 22555 190 1 0.2 1.0 | 284 8 8.0 -2.0 48 35 22860 30 4 -2.0 -3.5 | 318 9 5.8 -6.5 49 33 23165 70 16 -15.0 -5.5 | 40 11 -7.2 -8.5 50 30 23774 60 21 -18.2 -10.5 | 38 17 -10.4 -13.5 51 30 23790 110 24 -22.6 8.2 | 109 16 -14.7 5.2 52 27 24384 110 18 -16.9 6.2 | 109 10 -9.1 3.2 53 20 26380 90 220 -220.0 0.0 | 89 212 -212.2 -3.0 54 15 27432 85 49 -48.8 -4.3 | 80 42 -41.0 -7.3 55 9 29566 85 48 -47.8 -4.2 | 80 41 -40.0 -7.2 Wind Parameters Mean winds (0-6000m): 81.0 at 11.2 knts Storm direction: 111.0 at 8.4 knts Shear (0-3000m) pos: 2.5 neg: 3.1 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): -179.9 deg Storm rel helicity (0-3000m) pos: 60.2 neg: -12.1 tot: 48.1 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.0 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 19.56 Bulk Shear: 49.53 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 ------------------------------------------------------------------------------- 500 223 9 255 15| 0.5 0.0 0.5| 6.6 -6.0 0.5 1.1 0.04| 4.7 0.2 1000 224 9 257 14| 1.3 0.0 1.3| 15.7 -7.5 8.2 8.2 0.23| 5.1 1.2 1500 223 8 258 14| 0.9 2.7 3.6| 24.1 -12.1 12.0 8.0 0.24| 6.9 1.7 2000 224 6 263 12| 0.7 2.7 3.4| 34.2 -12.1 22.1 11.0 0.35| 6.6 2.3 2500 207 7 255 11| 3.0 2.2 5.1| 56.8 -12.1 44.6 17.9 0.55| 8.4 4.6 3000 138 9 208 4| 2.5 3.1 5.6| 60.2 -12.1 48.1 16.0 0.48| 8.4 4.0 4000 91 12 57 5| 1.9 2.4 4.2| 60.2 -64.0 -3.8 -0.9 0.17| 8.0 1.4 5000 77 12 33 7| 1.8 1.7 3.5| 68.0-106.3 -38.3 -7.7 0.02| 8.2 0.1 6000 81 11 34 6| 2.1 1.4 3.5| 73.5-106.7 -33.1 -5.5 0.02| 8.2 0.2 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250422.12.gif