UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061612.upa.cvt Date: 1200Z 16 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 16 JUN 25 Station: KIAD WMO ident: 72403 Latitude: 38.95 Longitude: -77.45 Elevation: 98.00 ------------------------------------------------------------------------------- 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 1008 98 17.0 16.4 96 0.6 16.6 60 4 289.5 291.6 289.5 322.3 11.71 1 1000 158 16.2 15.9 98 0.3 16.0 35 4 289.4 291.4 289.2 321.4 11.43 2 937 711 13.6 13.6 100 0.0 13.6 111 7 292.1 294.0 289.3 321.9 10.50 3 925 820 14.2 14.2 100 0.0 14.2 145 9 293.8 295.8 290.4 325.5 11.07 4 897 1082 16.4 16.4 100 0.0 16.4 189 11 298.7 301.1 293.6 337.1 13.19 5 881 1235 15.8 15.8 100 0.0 15.8 199 11 299.6 302.0 293.7 337.4 12.92 6 850 1540 14.6 14.6 100 0.0 14.6 205 12 301.4 303.7 293.8 337.9 12.39 7 710 3047 7.4 6.7 95 0.7 7.0 258 8 309.4 311.1 293.3 336.1 8.71 8 700 3164 6.8 6.3 97 0.5 6.5 255 8 310.0 311.6 293.4 336.4 8.59 9 680 3402 5.0 5.0 100 0.0 5.0 246 8 310.6 312.1 293.2 335.4 8.07 10 677 3438 5.2 4.3 94 0.9 4.7 244 9 311.2 312.7 293.1 335.0 7.72 11 665 3584 4.6 2.2 84 2.4 3.2 238 9 312.1 313.4 292.6 333.2 6.76 12 640 3896 2.6 2.0 96 0.6 2.2 239 9 313.3 314.6 293.0 334.9 6.93 13 624 4101 1.6 0.5 92 1.1 1.0 242 8 314.4 315.6 292.9 334.5 6.37 14 595 4484 -0.7 -0.7 100 0.0 -0.7 240 7 316.1 317.2 293.2 335.5 6.12 15 586 4606 -0.9 -2.2 91 1.3 -1.6 237 6 317.2 318.3 293.0 335.0 5.56 16 570 4827 -2.1 -3.8 88 1.7 -3.0 232 5 318.3 319.3 293.0 334.6 5.07 17 533 5359 -5.1 -5.1 100 0.0 -5.1 238 9 320.9 321.9 293.6 336.9 4.92 18 525 5478 -5.9 -6.7 94 0.8 -6.2 240 10 321.3 322.2 293.3 335.8 4.41 19 520 5553 -6.3 -6.3 100 0.0 -6.3 243 11 321.7 322.6 293.5 336.7 4.60 20 516 5614 -6.5 -8.3 87 1.8 -7.3 246 11 322.2 323.0 293.1 335.3 3.97 21 513 5660 -6.7 -8.5 87 1.8 -7.5 248 12 322.5 323.3 293.2 335.4 3.93 22 501 5844 -8.1 -8.8 95 0.7 -8.4 255 15 323.0 323.8 293.3 335.9 3.93 23 500 5860 -8.1 -8.9 94 0.8 -8.5 255 15 323.2 323.9 293.3 336.1 3.90 24 481 6160 -9.7 -12.7 79 3.0 -10.9 261 12 324.8 325.4 293.0 334.9 3.00 25 479 6192 -9.7 -12.7 79 3.0 -10.9 264 11 325.2 325.8 293.2 335.3 3.01 26 457 6553 -12.7 -14.2 89 1.5 -13.3 284 10 325.8 326.4 293.2 335.3 2.79 27 454 6603 -12.9 -14.7 86 1.8 -13.6 284 10 326.2 326.7 293.2 335.3 2.69 28 452 6637 -12.7 -16.0 76 3.3 -13.9 284 10 326.9 327.3 293.1 335.2 2.43 29 447 6722 -13.3 -15.8 81 2.5 -14.2 283 10 327.1 327.6 293.2 335.7 2.50 30 440 6842 -13.7 -19.7 60 6.0 -15.6 283 10 328.1 328.5 292.9 334.5 1.82 31 435 6929 -14.5 -20.5 60 6.0 -16.3 282 11 328.2 328.5 292.9 334.2 1.72 32 434 6946 -14.7 -18.3 74 3.6 -15.9 282 11 328.1 328.6 293.2 335.3 2.08 33 431 6999 -14.9 -18.1 77 3.2 -16.0 282 11 328.5 329.0 293.3 335.9 2.13 34 422 7158 -16.1 -20.6 68 4.5 -17.5 281 11 329.0 329.3 293.1 335.1 1.76 35 421 7176 -15.9 -21.9 60 6.0 -17.7 281 11 329.5 329.8 293.0 335.0 1.57 36 418 7230 -16.5 -23.5 55 7.0 -18.4 280 11 329.4 329.6 292.9 334.2 1.38 37 416 7266 -16.7 -29.7 32 13.0 -19.7 280 11 329.6 329.7 292.4 332.4 0.78 38 413 7320 -16.7 -26.7 42 10.0 -19.2 280 11 330.2 330.5 292.8 334.0 1.04 39 412 7339 -16.9 -31.9 26 15.0 -20.1 280 11 330.2 330.3 292.4 332.6 0.64 40 407 7430 -17.3 -33.3 23 16.0 -20.5 282 12 330.9 331.0 292.5 333.0 0.57 41 406 7449 -17.3 -45.3 7 28.0 -21.4 283 13 331.1 331.1 292.2 331.7 0.16 42 400 7560 -18.3 -41.3 11 23.0 -22.0 285 14 331.2 331.3 292.3 332.2 0.26 43 384 7863 -20.9 -40.9 15 20.0 -23.9 280 15 331.7 331.7 292.4 332.7 0.28 44 324 9095 -30.5 -50.5 12 20.0 -32.3 274 27 334.9 335.0 293.2 335.4 0.12 45 315 9295 -31.5 -53.5 10 22.0 -33.2 279 27 336.3 336.3 293.4 336.6 0.08 46 313 9340 -31.1 -59.1 5 28.0 -33.0 281 27 337.4 337.4 293.7 337.6 0.04 47 310 9408 -31.5 -60.5 4 29.0 -33.4 283 27 337.8 337.8 293.8 337.9 0.04 48 309 9431 -31.5 -54.5 8 23.0 -33.3 284 27 338.1 338.1 293.9 338.4 0.08 49 307 9477 -31.7 -37.7 55 6.0 -32.5 285 27 338.5 338.6 294.4 340.3 0.49 50 300 9640 -32.9 -36.6 69 3.7 -33.4 290 27 339.0 339.1 294.6 341.1 0.55 51 296 9735 -33.5 -36.4 75 2.9 -33.9 290 26 339.5 339.6 294.7 341.7 0.57 52 294 9782 -34.1 -36.8 76 2.7 -34.5 290 26 339.3 339.4 294.7 341.4 0.55 53 288 9927 -34.7 -40.7 54 6.0 -35.4 289 28 340.4 340.5 294.8 341.9 0.38 54 282 10074 -36.1 -40.5 64 4.4 -36.6 289 29 340.5 340.5 294.8 342.0 0.40 55 279 10148 -36.9 -43.9 48 7.0 -37.6 288 30 340.4 340.4 294.7 341.5 0.28 56 277 10198 -37.3 -48.3 31 11.0 -38.2 288 31 340.5 340.5 294.6 341.2 0.17 57 250 10900 -42.5 -50.5 41 8.0 -43.0 285 38 342.9 342.9 295.1 343.5 0.15 58 200 12360 -55.7 -60.3 56 4.6 -55.8 290 40 344.6 344.6 295.4 344.8 0.06 59 150 14130 -66.7 -74.7 32 8.0 -66.8 285 41 355.2 355.2 297.7 355.2 0.01 60 148 14212 -67.3 -75.3 31 8.0 -67.4 285 43 355.5 355.5 297.8 355.6 0.01 61 100 16590 -67.3 -86.3 5 19.0 -67.4 325 21 397.7 397.7 304.9 397.7 0.00 62 98 16712 -67.7 -86.7 5 19.0 -67.8 325 22 399.2 399.2 305.1 399.2 0.00 63 95 16899 -67.7 -86.7 5 19.0 -67.8 325 23 402.8 402.8 305.6 402.8 0.00 64 92 17094 -65.3 -87.3 3 22.0 -65.5 328 23 411.3 411.3 306.7 411.3 0.00 65 81 17864 -68.5 -88.5 4 20.0 -68.6 315 10 419.9 419.9 307.7 419.9 0.00 66 74 18410 -66.1 -89.1 3 23.0 -66.3 352 16 436.0 436.0 309.4 436.0 0.00 67 70 18750 -62.9 -88.9 2 26.0 -63.2 30 17 449.8 449.8 310.8 449.8 0.00 68 68 18928 -63.3 -88.3 2 25.0 -63.6 28 17 452.7 452.7 311.1 452.7 0.00 69 62 19498 -60.5 -87.5 2 27.0 -60.9 70 14 471.0 471.0 312.7 471.0 0.00 70 61 19599 -61.5 -87.5 2 26.0 -61.9 76 13 471.0 471.0 312.7 471.0 0.00 71 58 19911 -61.5 -87.5 2 26.0 -61.9 79 11 477.8 477.8 313.3 477.9 0.00 72 52 20593 -57.7 -86.7 1 29.0 -58.4 9 10 501.8 501.8 315.1 501.9 0.00 73 51 20716 -58.3 -87.3 1 29.0 -59.0 356 10 503.2 503.2 315.2 503.3 0.00 74 50 20840 -58.3 -87.3 1 29.0 -59.0 60 11 506.1 506.1 315.4 506.1 0.00 75 31 23889 -53.1 -85.1 1 32.0 -55.0 53 16 594.3 594.3 320.3 594.3 0.01 76 30 24100 -54.3 -85.3 1 31.0 -56.0 155 15 596.6 596.6 320.5 596.7 0.01 77 29 24318 -54.9 -84.9 1 30.0 -56.5 143 15 600.8 600.8 320.6 600.8 0.01 78 26 25020 -53.7 -85.7 1 32.0 -55.8 91 6 623.2 623.2 321.6 623.3 0.01 79 21 26416 -47.3 -82.3 1 35.0 -51.5 90 19 681.8 681.8 323.9 682.0 0.02 80 20 26740 -47.3 -82.3 1 35.0 -51.6 105 15 691.4 691.4 324.1 691.6 0.02 81 19 27080 -47.1 -82.1 1 35.0 -51.7 105 13 702.2 702.2 324.5 702.4 0.02 82 17 27815 -48.7 -82.7 1 34.0 -53.0 73 16 719.8 719.8 325.1 720.0 0.03 83 14 29103 -45.7 -82.7 1 37.0 -51.8 105 27 771.1 771.1 326.5 771.3 0.03 84 12 30147 -38.7 -80.7 0 42.0 -48.8 95 29 830.6 830.6 328.0 831.1 0.05 85 11 30746 -38.3 -80.3 0 42.0 -49.1 95 28 853.0 853.0 328.5 853.6 0.06 86 10 31400 -39.7 -80.7 0 41.0 -50.1 95 26 871.4 871.4 328.8 871.9 0.06 87 9.9 31469 -39.9 -80.9 0 41.0 -50.3 95 26 873.1 873.1 328.9 873.7 0.06 88 8.1 32841 -38.1 -80.1 0 42.0 -50.5 98 28 931.8 931.9 330.0 932.7 0.08 89 7.1 33743 -39.9 -80.9 0 41.0 -51.9 100 29 960.2 960.2 330.5 961.1 0.08 90 7.0 33840 -39.9 -80.9 0 41.0 -52.0 100 29 964.1 964.2 330.6 965.0 0.08 91 6.5 34347 -39.1 -81.1 0 42.0 -52.1 988.1 988.2 331.0 989.1 0.09 TRP 148 14212 -67.3 -75.3 31 8.0 -67.4 285 43 355.5 355.5 297.8 355.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 603.83 mb = 4367.71 m = 14329.57 ft Wetbulb zero: 606.66 mb = 4328.06 m = 14199.49 ft Precipitable water: 1.93 inches Sfc-500 mean rel hum: 96.12 % Est. max temperature: 28.50 C = 83.30 F Sfc-Lift cond lev (LCL): 999.30 mb = 163.94 m = 537.85 ft T: 16.17 C 700-500 lapse rate: 5.53 C/km ThetaE index: 1.87 C Layer 710.0- 700.0 mb Conv cond level (CCL): 971.21 mb = 406.23 m = 1332.77 ft Mean mixing ratio: 11.12 g/kg Conv temperature: 18.11 C = 64.60 F Cap Strength: 6.58 C Lifted Index: 6.53 C Risk: None Lifted Index @300 mb: 11.79 C Lifted Index @700 mb: 5.02 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.70 C K Index: 36.80 Risk: > 80 % chance of thunderstorms Sweat Index: 214.20 Risk: None Energy Index: -0.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.44 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 6.51 C Lift Cond Lev (LCL): 955.37 mb = 545.89 m = 1790.95 ft Lev Free Conv (LFC): 950.37 mb = 590.47 m = 1937.22 ft Equ Level (EL): 930.37 mb = 770.96 m = 2529.37 ft B at Equ Level: 24.82 J/kg Max Parcel Lev (MPL): 890.37 mb = 1144.95 m = 3756.34 ft Wind level data Storm motion: 259 at 7 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 1008 98 60 4 -3.5 -2.0 | 72 10 -9.9 -3.2 1 1000 158 35 4 -2.3 -3.3 | 63 10 -8.7 -4.5 2 983 305 70 4 -3.8 -1.4 | 76 10 -10.2 -2.6 3 948 610 80 6 -5.9 -1.0 | 80 13 -12.3 -2.2 4 925 820 145 9 -5.2 7.4 | 118 13 -11.6 6.2 5 915 914 175 10 -0.9 10.0 | 140 11 -7.3 8.8 6 883 1219 200 11 3.8 10.3 | 164 10 -2.6 9.1 7 852 1524 190 12 2.1 11.8 | 158 11 -4.3 10.6 8 850 1540 205 12 5.1 10.9 | 172 10 -1.3 9.7 9 821 1829 210 12 6.0 10.4 | 178 9 -0.4 9.2 10 792 2134 225 9 6.4 6.4 | 180 5 -0.0 5.2 11 763 2438 235 8 6.6 4.6 | 183 3 0.2 3.4 12 736 2743 265 7 7.0 0.6 | 315 1 0.6 -0.6 13 700 3164 255 8 7.7 2.1 | 236 2 1.3 0.9 14 658 3658 235 9 7.4 5.2 | 194 4 1.0 4.0 15 610 4267 245 8 7.3 3.4 | 201 2 0.9 2.2 16 565 4877 230 5 3.8 3.2 | 128 3 -2.6 2.0 17 524 5486 240 10 8.7 5.0 | 211 4 2.3 3.8 18 504 5791 255 13 12.6 3.4 | 251 7 6.2 2.2 19 500 5860 255 15 14.5 3.9 | 252 9 8.1 2.7 20 485 6096 255 12 11.6 3.1 | 250 6 5.2 1.9 21 466 6401 285 10 9.7 -2.6 | 319 5 3.3 -3.8 22 413 7315 280 11 10.8 -1.9 | 305 5 4.4 -3.1 23 400 7560 285 14 13.5 -3.6 | 304 9 7.1 -4.8 24 397 7620 285 13 12.6 -3.4 | 306 8 6.2 -4.6 25 350 8534 265 22 21.9 1.9 | 267 16 15.5 0.7 26 321 9144 275 27 26.9 -2.4 | 280 21 20.5 -3.5 27 300 9640 290 27 25.4 -9.2 | 299 22 19.0 -10.4 28 295 9754 290 26 24.4 -8.9 | 299 21 18.0 -10.1 29 250 10900 285 38 36.7 -9.8 | 290 32 30.3 -11.0 30 236 11278 280 37 36.4 -6.4 | 284 31 30.0 -7.6 31 200 12360 290 40 37.6 -13.7 | 295 35 31.2 -14.9 32 186 12802 290 43 40.4 -14.7 | 295 38 34.0 -15.9 33 169 13411 295 37 33.5 -15.6 | 302 32 27.1 -16.8 34 160 13716 280 27 26.6 -4.7 | 286 21 20.2 -5.9 35 150 14130 285 41 39.6 -10.6 | 290 35 33.2 -11.8 36 148 14212 285 43 41.5 -11.1 | 289 37 35.1 -12.3 37 145 14326 285 43 41.5 -11.1 | 289 37 35.1 -12.3 38 138 14630 300 32 27.7 -16.0 | 309 27 21.3 -17.2 39 131 14935 280 24 23.6 -4.2 | 287 18 17.2 -5.4 40 125 15240 305 26 21.3 -14.9 | 317 22 14.9 -16.1 41 119 15545 305 20 16.4 -11.5 | 322 16 10.0 -12.7 42 113 15850 280 14 13.8 -2.4 | 296 8 7.4 -3.6 43 107 16154 315 19 13.4 -13.4 | 334 16 7.0 -14.6 44 102 16459 305 21 17.2 -12.0 | 321 17 10.8 -13.2 45 100 16590 325 21 12.0 -17.2 | 343 19 5.6 -18.4 46 97 16764 325 22 12.6 -18.0 | 342 20 6.2 -19.2 47 92 17069 325 24 13.8 -19.7 | 341 22 7.4 -20.8 48 88 17374 355 12 1.0 -12.0 | 22 14 -5.4 -13.1 49 79 17983 305 10 8.2 -5.7 | 345 7 1.8 -6.9 50 76 18288 340 11 3.8 -10.3 | 13 12 -2.6 -11.5 51 72 18593 10 22 -3.8 -21.7 | 24 25 -10.2 -22.9 52 70 18750 30 17 -8.5 -14.7 | 43 22 -14.9 -15.9 53 65 19202 25 18 -7.6 -16.3 | 39 22 -14.0 -17.5 54 62 19507 70 14 -13.2 -4.8 | 73 20 -19.6 -6.0 55 59 19812 90 11 -11.0 0.0 | 86 17 -17.4 -1.2 56 51 20726 355 10 0.9 -10.0 | 26 12 -5.5 -11.1 57 50 20840 60 11 -9.5 -5.5 | 67 17 -15.9 -6.7 58 46 21336 75 6 -5.8 -1.6 | 77 12 -12.2 -2.7 59 44 21641 0 0 -0.0 -0.0 | 79 7 -6.4 -1.2 60 35 23165 10 4 -0.7 -3.9 | 54 9 -7.1 -5.1 61 33 23470 5 10 -0.9 -10.0 | 33 13 -7.3 -11.1 62 32 23774 40 18 -11.6 -13.8 | 50 23 -18.0 -15.0 63 30 24079 75 13 -12.6 -3.4 | 76 19 -19.0 -4.6 64 30 24100 155 15 -6.3 13.6 | 134 18 -12.7 12.4 65 29 24384 140 15 -9.6 11.5 | 123 19 -16.0 10.3 66 27 24689 160 14 -4.8 13.2 | 137 16 -11.2 12.0 67 26 24994 90 5 -5.0 0.0 | 84 11 -11.4 -1.2 68 25 25298 100 10 -9.8 1.7 | 92 16 -16.2 0.5 69 24 25603 50 10 -7.7 -6.4 | 62 16 -14.1 -7.6 70 22 26213 80 21 -20.7 -3.6 | 80 28 -27.1 -4.8 71 21 26518 95 18 -17.9 1.6 | 91 24 -24.3 0.4 72 20 26740 105 15 -14.5 3.9 | 97 21 -20.9 2.7 73 20 26822 105 10 -9.7 2.6 | 95 16 -16.1 1.4 74 19 27127 105 14 -13.5 3.6 | 97 20 -19.9 2.4 75 18 27432 85 13 -13.0 -1.1 | 83 19 -19.3 -2.3 76 17 27737 65 14 -12.7 -5.9 | 70 20 -19.1 -7.1 77 16 28042 90 20 -20.0 0.0 | 87 26 -26.4 -1.2 78 16 28346 80 21 -20.7 -3.6 | 80 28 -27.1 -4.8 79 15 28651 100 29 -28.6 5.0 | 96 35 -35.0 3.8 80 14 28956 90 25 -25.0 0.0 | 88 31 -31.4 -1.2 81 14 29261 115 28 -25.4 11.8 | 109 34 -31.8 10.6 82 13 29870 85 24 -23.9 -2.1 | 84 30 -30.3 -3.3 83 12 30175 95 29 -28.9 2.5 | 92 35 -35.3 1.3 84 10 31400 95 26 -25.9 2.3 | 92 32 -32.3 1.1 85 7 33840 100 29 -28.6 5.0 | 96 35 -35.0 3.8 Wind Parameters Mean winds (0-6000m): 229.5 at 8.7 knts Storm direction: 259.5 at 6.5 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 170.7 deg Storm rel helicity (0-3000m) pos: 74.3 neg: -5.1 tot: 69.2 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.12 Bulk Shear: 22.69 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 67 5 74 11| 2.6 0.0 2.6| 6.9 -2.8 4.1 8.3 0.29| 5.0 1.5 1000 125 7 103 12| 7.0 0.0 7.0| 59.4 -2.8 56.6 56.6 0.81| 11.2 9.0 1500 167 8 129 11| 5.3 0.0 5.3| 70.7 -4.9 65.8 43.9 0.74| 9.7 7.2 2000 185 9 144 10| 3.4 0.0 3.4| 73.2 -4.9 68.4 34.2 0.68| 8.4 5.7 2500 196 9 152 8| 2.4 0.0 2.4| 74.0 -4.9 69.2 27.7 0.63| 7.6 4.8 3000 207 9 159 7| 2.0 0.0 2.0| 74.3 -5.1 69.2 23.1 0.59| 6.9 4.1 4000 219 9 169 6| 1.5 0.4 1.8| 74.6 -6.5 68.1 17.0 0.50| 5.7 2.8 5000 223 8 170 5| 1.2 0.4 1.5| 76.0 -8.5 67.5 13.5 0.42| 5.1 2.1 6000 229 9 183 4| 1.5 0.3 1.8| 84.1 -8.8 75.3 12.6 0.45| 5.3 2.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250616.12.gif