UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061512.upa.cvt Date: 1200Z 15 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 15 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 18.8 18.2 96 0.6 18.4 85 8 291.3 293.6 291.3 328.4 13.15 1 1000 158 18.0 17.6 98 0.4 17.8 85 11 291.1 293.4 290.9 327.1 12.76 2 971 410 16.6 16.6 100 0.0 16.6 94 12 292.2 294.4 290.9 327.1 12.33 3 942 669 15.6 15.6 100 0.0 15.6 124 10 293.7 295.9 291.0 327.7 11.91 4 926 816 17.4 17.4 100 0.0 17.4 158 8 297.0 299.5 293.4 336.4 13.63 5 925 825 17.4 17.4 100 0.0 17.4 160 8 297.1 299.6 293.4 336.5 13.64 6 898 1079 17.0 16.7 98 0.3 16.8 211 5 299.2 301.7 293.9 338.4 13.44 7 863 1418 15.0 15.0 100 0.0 15.0 255 8 300.6 302.8 293.6 337.3 12.52 8 861 1438 15.0 14.6 97 0.4 14.7 255 9 300.8 303.0 293.5 336.7 12.23 9 852 1527 16.0 12.7 81 3.3 13.8 256 10 302.7 304.7 293.0 335.0 10.90 10 850 1547 15.8 12.8 82 3.0 13.8 260 11 302.7 304.7 293.2 335.3 10.99 11 826 1790 14.8 12.4 86 2.4 13.3 273 10 304.1 306.2 293.6 337.0 11.02 12 812 1935 14.2 10.4 78 3.8 11.8 280 10 305.0 306.8 292.9 334.4 9.80 13 788 2188 12.2 10.4 89 1.8 11.1 286 12 305.5 307.4 293.3 335.8 10.10 14 754 2557 9.8 6.9 82 2.9 8.0 263 17 306.7 308.3 292.2 331.9 8.31 15 741 2702 9.0 4.0 71 5.0 6.2 261 19 307.4 308.7 291.3 328.4 6.89 16 717 2974 7.0 4.1 82 2.9 5.4 260 20 308.1 309.5 291.7 330.1 7.18 17 714 3009 7.2 3.1 75 4.1 4.9 260 21 308.7 310.0 291.5 329.3 6.71 18 702 3149 6.2 4.9 91 1.3 5.5 272 20 309.1 310.6 292.5 332.9 7.76 19 700 3172 6.0 4.5 90 1.5 5.1 275 20 309.1 310.6 292.3 332.3 7.57 20 690 3290 5.8 2.7 80 3.1 4.1 278 19 310.2 311.5 292.0 331.0 6.75 21 680 3409 5.6 1.7 76 3.9 3.5 280 18 311.3 312.5 292.0 331.1 6.38 22 675 3470 5.2 2.4 82 2.8 3.7 280 18 311.5 312.7 292.4 332.4 6.76 23 653 3740 4.0 0.9 80 3.1 2.3 278 19 313.1 314.3 292.4 332.7 6.27 24 640 3903 3.2 -3.8 60 7.0 -0.2 272 17 314.0 314.8 291.2 328.3 4.51 25 639 3916 3.2 -2.8 65 6.0 0.2 272 17 314.1 315.0 291.6 329.6 4.87 26 638 3928 3.2 -1.5 71 4.7 0.8 272 17 314.3 315.3 292.0 331.2 5.38 27 630 4030 2.2 -0.4 83 2.6 0.8 270 17 314.2 315.4 292.5 332.9 5.91 28 612 4264 0.6 -0.9 90 1.5 -0.2 270 17 315.0 316.1 292.7 333.5 5.86 29 601 4409 -0.3 -1.4 92 1.1 -0.9 272 17 315.6 316.7 292.7 333.9 5.75 30 596 4476 -0.7 -2.7 86 2.0 -1.7 273 17 315.9 316.9 292.4 332.7 5.27 31 578 4720 -2.7 -3.2 96 0.5 -3.0 269 16 316.4 317.4 292.5 333.0 5.23 32 568 4859 -3.1 -4.4 91 1.3 -3.7 262 15 317.5 318.4 292.6 333.1 4.86 33 563 4929 -3.3 -6.5 78 3.2 -4.8 261 15 318.0 318.8 292.2 331.6 4.18 34 561 4957 -3.5 -5.7 85 2.2 -4.6 262 15 318.1 319.0 292.4 332.5 4.46 35 558 4999 -3.5 -8.0 71 4.5 -5.5 263 14 318.6 319.3 291.9 330.8 3.75 36 556 5028 -3.3 -9.3 63 6.0 -5.9 264 14 319.2 319.8 291.8 330.3 3.40 37 555 5042 -3.3 -10.3 58 7.0 -6.2 265 14 319.3 320.0 291.6 329.7 3.15 38 553 5071 -3.5 -7.1 76 3.6 -5.1 266 14 319.4 320.2 292.4 332.7 4.06 39 548 5142 -4.1 -7.3 78 3.2 -5.5 268 13 319.6 320.3 292.4 332.7 4.04 40 539 5273 -4.7 -9.2 71 4.5 -6.7 266 14 320.4 321.0 292.3 332.0 3.54 41 529 5420 -5.7 -7.6 86 1.9 -6.5 259 14 320.9 321.7 292.9 334.2 4.08 42 520 5554 -6.5 -9.3 80 2.8 -7.7 255 15 321.5 322.2 292.6 333.5 3.64 43 508 5737 -7.9 -8.7 94 0.8 -8.2 255 13 321.9 322.7 293.0 334.8 3.90 44 505 5783 -8.3 -9.6 90 1.3 -8.9 255 13 322.0 322.7 292.8 334.1 3.66 45 502 5829 -7.7 -10.2 82 2.5 -8.8 247 14 323.3 324.0 293.0 334.9 3.51 46 500 5860 -7.9 -10.2 84 2.3 -8.9 240 14 323.4 324.1 293.1 335.1 3.52 47 497 5907 -7.9 -9.9 86 2.0 -8.8 240 14 324.0 324.7 293.3 336.0 3.63 48 489 6034 -7.9 -11.5 75 3.6 -9.4 240 15 325.5 326.1 293.4 336.4 3.25 49 487 6066 -8.3 -12.3 73 4.0 -9.9 240 16 325.4 326.0 293.2 335.6 3.06 50 472 6309 -10.3 -12.4 85 2.1 -11.1 240 17 325.8 326.4 293.4 336.3 3.13 51 471 6325 -10.1 -13.1 79 3.0 -11.3 240 17 326.3 326.8 293.4 336.3 2.96 52 455 6592 -11.9 -15.2 76 3.3 -13.1 252 18 327.2 327.8 293.3 336.1 2.58 53 444 6780 -13.5 -15.5 85 2.0 -14.2 260 18 327.5 328.0 293.4 336.3 2.58 54 439 6866 -13.1 -17.6 69 4.5 -14.6 260 17 329.1 329.5 293.5 336.7 2.19 55 400 7570 -19.3 -21.0 86 1.7 -19.8 260 15 329.9 330.3 293.4 336.2 1.79 56 300 9650 -33.7 -38.3 63 4.6 -34.3 260 25 337.9 338.0 294.3 339.7 0.47 57 250 10900 -44.3 -48.8 61 4.5 -44.6 255 25 340.2 340.2 294.6 340.9 0.18 58 200 12350 -56.9 -61.9 53 5.0 -57.0 260 34 342.7 342.7 295.0 342.9 0.05 59 153 14001 -67.3 -71.4 56 4.1 -67.3 285 18 352.2 352.2 297.1 352.2 0.02 60 150 14120 -67.3 -72.3 49 5.0 -67.4 260 15 354.2 354.2 297.5 354.2 0.01 61 100 16590 -66.9 -85.9 5 19.0 -67.0 290 19 398.5 398.5 305.0 398.5 0.00 62 98 16713 -67.1 -86.1 5 19.0 -67.2 290 19 400.4 400.4 305.3 400.4 0.00 63 94 16966 -66.1 -87.1 4 21.0 -66.2 292 18 407.2 407.2 306.2 407.2 0.00 64 82 17795 -67.1 -87.1 4 20.0 -67.2 300 12 421.3 421.3 307.9 421.3 0.00 65 78 18099 -65.5 -87.5 3 22.0 -65.7 310 11 430.7 430.7 308.9 430.7 0.00 66 74 18420 -66.1 -87.1 4 21.0 -66.3 325 14 436.0 436.0 309.4 436.0 0.00 67 71 18673 -63.9 -86.9 3 23.0 -64.1 332 21 445.9 445.9 310.4 445.9 0.00 68 70 18760 -64.5 -87.5 3 23.0 -64.7 340 27 446.4 446.4 310.5 446.4 0.00 69 68 18937 -64.5 -87.5 3 23.0 -64.7 340 25 450.1 450.1 310.8 450.1 0.00 70 66 19120 -61.3 -86.3 2 25.0 -61.7 340 28 460.9 460.9 311.8 461.0 0.00 71 60 19713 -58.7 -85.7 2 27.0 -59.3 41 14 479.5 479.5 313.4 479.5 0.00 72 60 19713 -58.7 -85.7 2 27.0 -59.3 41 14 479.5 479.5 313.4 479.5 0.00 73 54 20370 -60.7 -85.7 2 25.0 -61.2 106 2 489.5 489.5 314.2 489.6 0.00 74 50 20850 -58.5 -85.5 2 27.0 -59.2 345 12 505.6 505.6 315.4 505.7 0.01 75 46 21376 -56.9 -84.9 2 28.0 -57.8 22 16 521.7 521.7 316.4 521.7 0.01 76 43 21802 -58.5 -85.5 2 27.0 -59.3 57 15 527.9 527.9 316.8 527.9 0.01 77 38 22586 -54.9 -83.9 2 29.0 -56.2 37 18 556.1 556.1 318.4 556.1 0.01 78 37 22756 -55.7 -84.7 1 29.0 -56.9 45 21 558.3 558.3 318.5 558.3 0.01 79 33 23486 -54.9 -83.9 2 29.0 -56.3 111 16 579.0 579.0 319.6 579.0 0.01 80 31 23888 -52.3 -83.3 1 31.0 -54.3 95 10 596.4 596.4 320.5 596.5 0.01 81 30 24100 -52.3 -83.3 1 31.0 -54.4 80 21 602.1 602.1 320.7 602.1 0.01 82 26 25027 -51.5 -82.5 1 31.0 -54.0 88 17 629.5 629.5 321.9 629.6 0.02 83 25 25281 -51.7 -82.7 1 31.0 -54.2 75 17 636.0 636.0 322.2 636.1 0.02 84 23 25826 -48.5 -81.5 1 33.0 -52.1 84 23 660.8 660.8 323.1 660.9 0.02 85 20 26750 -46.3 -80.3 1 34.0 -51.0 70 5 694.5 694.5 324.3 694.7 0.03 86 19 27092 -45.5 -79.5 1 34.0 -50.6 74 6 707.2 707.2 324.7 707.5 0.04 87 14 29141 -43.3 -79.3 1 36.0 -50.4 100 14 779.2 779.2 326.7 779.7 0.05 88 11 30768 -42.7 -78.7 1 36.0 -51.1 74 20 837.0 837.1 328.1 837.8 0.07 89 11 30768 -39.9 -77.9 1 38.0 -49.7 74 20 847.2 847.2 328.4 848.0 0.08 90 10 31420 -39.5 -77.5 1 38.0 -50.0 80 27 872.1 872.2 328.9 873.1 0.10 91 9.8 31558 -39.7 -77.7 1 38.0 -50.2 81 27 876.4 876.5 329.0 877.4 0.10 92 7.8 33141 -33.7 -75.7 1 42.0 -49.0 87 30 959.6 959.7 330.5 961.5 0.17 93 7.0 33900 -34.3 -75.3 1 41.0 -49.8 90 31 987.3 987.4 331.0 989.6 0.20 94 6.9 34001 -34.5 -75.5 1 41.0 -49.9 990.5 990.6 331.1 992.8 0.20 TRP 153 14001 -67.3 -71.4 56 4.1 -67.3 285 18 352.2 352.2 297.1 352.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 604.67 mb = 4360.83 m = 14307.02 ft Wetbulb zero: 641.24 mb = 3887.13 m = 12752.90 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 86.35 % Est. max temperature: 28.94 C = 84.09 F Sfc-Lift cond lev (LCL): 999.40 mb = 163.19 m = 535.38 ft T: 17.97 C 700-500 lapse rate: 5.17 C/km ThetaE index: 7.35 C Layer 754.0- 717.0 mb Conv cond level (CCL): 985.05 mb = 287.21 m = 942.26 ft Mean mixing ratio: 12.68 g/kg Conv temperature: 19.20 C = 66.57 F Cap Strength: 3.75 C Lifted Index: 3.33 C Risk: None Lifted Index @300 mb: 6.59 C Lifted Index @700 mb: 1.70 C Showalter Index: 0.90 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 20.70 C K Index: 35.00 Risk: > 80 % chance of thunderstorms Sweat Index: 189.60 Risk: None Energy Index: -0.11 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.87 J/kg Max Up Vert Vel: 7.86 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.74 C Lift Cond Lev (LCL): 955.73 mb = 545.69 m = 1790.29 ft Lev Free Conv (LFC): 950.73 mb = 590.47 m = 1937.22 ft Equ Level (EL): 930.73 mb = 772.14 m = 2533.23 ft B at Equ Level: 27.64 J/kg Max Parcel Lev (MPL): 890.73 mb = 1148.03 m = 3766.46 ft Wind level data Storm motion: 294 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 1008 98 85 8 -8.0 -0.7 | 102 18 -17.6 3.6 1 1000 158 85 11 -11.0 -1.0 | 99 21 -20.6 3.4 2 983 305 85 12 -12.0 -1.0 | 99 22 -21.6 3.3 3 949 610 110 11 -10.3 3.8 | 112 22 -19.9 8.1 4 925 825 160 8 -2.7 7.5 | 134 17 -12.3 11.8 5 915 914 160 5 -1.7 4.7 | 129 14 -11.3 9.0 6 883 1219 255 5 4.8 1.3 | 140 7 -4.8 5.6 7 852 1524 255 10 9.7 2.6 | 180 7 0.1 6.9 8 850 1547 260 11 10.8 1.9 | 191 6 1.2 6.2 9 822 1829 275 10 10.0 -0.9 | 186 3 0.4 3.4 10 792 2134 290 11 10.3 -3.8 | 233 1 0.7 0.6 11 764 2438 265 16 15.9 1.4 | 228 9 6.3 5.7 12 737 2743 260 19 18.7 3.3 | 230 12 9.1 7.6 13 710 3048 260 21 20.7 3.6 | 234 14 11.1 8.0 14 700 3172 275 20 19.9 -1.7 | 256 11 10.3 2.6 15 684 3353 280 18 17.7 -3.1 | 262 8 8.1 1.2 16 659 3658 280 19 18.7 -3.3 | 264 9 9.1 1.0 17 634 3962 270 17 17.0 -0.0 | 240 9 7.4 4.3 18 610 4267 270 17 17.0 -0.0 | 240 9 7.4 4.3 19 587 4572 275 17 16.9 -1.5 | 249 8 7.3 2.8 20 565 4877 260 15 14.8 2.6 | 217 9 5.2 6.9 21 544 5182 270 13 13.0 -0.0 | 218 5 3.4 4.3 22 524 5486 255 15 14.5 3.9 | 211 10 4.9 8.2 23 504 5791 255 13 12.6 3.4 | 201 8 3.0 7.7 24 500 5860 240 14 12.1 7.0 | 193 12 2.5 11.3 25 485 6096 240 16 13.9 8.0 | 199 13 4.3 12.3 26 466 6401 240 17 14.7 8.5 | 202 14 5.1 12.8 27 448 6706 260 18 17.7 3.1 | 228 11 8.1 7.4 28 400 7570 260 15 14.8 2.6 | 217 9 5.2 6.9 29 397 7620 260 14 13.8 2.4 | 212 8 4.2 6.8 30 381 7925 250 17 16.0 5.8 | 212 12 6.4 10.1 31 322 9144 255 25 24.1 6.5 | 233 18 14.5 10.8 32 300 9650 260 25 24.6 4.3 | 240 17 15.0 8.7 33 283 10058 265 26 25.9 2.3 | 248 18 16.3 6.6 34 250 10900 255 25 24.1 6.5 | 233 18 14.5 10.8 35 236 11278 250 27 25.4 9.2 | 229 21 15.8 13.6 36 200 12350 260 34 33.5 5.9 | 247 26 23.9 10.2 37 195 12497 260 34 33.5 5.9 | 247 26 23.9 10.2 38 168 13411 285 23 22.2 -6.0 | 277 13 12.6 -1.6 39 160 13716 250 25 23.5 8.6 | 227 19 13.9 12.9 40 153 14001 285 18 17.4 -4.7 | 272 8 7.8 -0.3 41 152 14021 290 20 18.8 -6.8 | 285 10 9.2 -2.5 42 150 14120 260 15 14.8 2.6 | 217 9 5.2 6.9 43 145 14326 290 19 17.9 -6.5 | 285 9 8.3 -2.2 44 125 15240 280 25 24.6 -4.3 | 270 15 15.0 -0.0 45 119 15545 290 18 16.9 -6.2 | 284 8 7.3 -1.8 46 113 15850 295 17 15.4 -7.2 | 296 6 5.8 -2.9 47 107 16154 280 19 18.7 -3.3 | 264 9 9.1 1.0 48 102 16459 300 21 18.2 -10.5 | 306 11 8.6 -6.2 49 100 16590 290 19 17.9 -6.5 | 285 9 8.3 -2.2 50 97 16764 290 19 17.9 -6.5 | 285 9 8.3 -2.2 51 84 17678 300 14 12.1 -7.0 | 317 4 2.5 -2.7 52 80 17983 300 9 7.8 -4.5 | 84 2 -1.8 -0.2 53 76 18288 325 13 7.5 -10.6 | 19 7 -2.1 -6.3 54 72 18593 325 15 8.6 -12.3 | 7 8 -1.0 -8.0 55 70 18760 340 27 9.2 -25.4 | 1 21 -0.4 -21.1 56 68 18898 340 24 8.2 -22.6 | 4 18 -1.4 -18.2 57 65 19202 340 29 9.9 -27.3 | 359 23 0.3 -22.9 58 62 19507 10 24 -4.2 -23.6 | 35 24 -13.8 -19.3 59 59 19812 55 10 -8.2 -5.7 | 85 18 -17.8 -1.4 60 54 20422 110 1 -0.9 0.3 | 114 12 -10.5 4.7 61 50 20850 345 12 3.1 -11.6 | 42 10 -6.5 -7.3 62 49 21031 345 11 2.8 -10.6 | 47 9 -6.8 -6.3 63 46 21336 20 17 -5.8 -16.0 | 53 19 -15.4 -11.7 64 44 21641 35 12 -6.9 -9.8 | 72 17 -16.5 -5.5 65 42 21946 75 17 -16.4 -4.4 | 90 26 -26.0 -0.1 66 40 22250 45 10 -7.1 -7.1 | 81 17 -16.7 -2.8 67 38 22555 35 17 -9.8 -13.9 | 64 22 -19.4 -9.6 68 36 22860 50 23 -17.6 -14.8 | 69 29 -27.2 -10.5 69 35 23165 65 18 -16.3 -7.6 | 83 26 -25.9 -3.3 70 33 23470 110 17 -16.0 5.8 | 112 28 -25.6 10.1 71 32 23774 120 7 -6.1 3.5 | 117 18 -15.7 7.8 72 30 24079 55 14 -11.5 -8.0 | 80 21 -21.1 -3.7 73 30 24100 80 21 -20.7 -3.6 | 91 30 -30.3 0.7 74 29 24384 70 19 -17.9 -6.5 | 85 28 -27.5 -2.2 75 27 24689 105 18 -17.4 4.7 | 108 28 -27.0 9.0 76 25 25298 75 17 -16.4 -4.4 | 90 26 -26.0 -0.1 77 24 25603 95 19 -18.9 1.7 | 102 29 -28.5 6.0 78 23 25908 80 24 -23.6 -4.2 | 90 33 -33.2 0.2 79 22 26213 115 15 -13.6 6.3 | 115 26 -23.2 10.7 80 21 26518 90 15 -15.0 0.0 | 100 25 -24.6 4.3 81 20 26750 70 5 -4.7 -1.7 | 100 15 -14.3 2.6 82 20 26822 110 10 -9.4 3.4 | 112 21 -19.0 7.7 83 19 27127 70 5 -4.7 -1.7 | 100 15 -14.3 2.6 84 18 27432 55 15 -12.3 -8.6 | 79 22 -21.9 -4.3 85 17 27737 70 14 -13.2 -4.8 | 89 23 -22.8 -0.5 86 16 28346 65 10 -9.1 -4.2 | 90 19 -18.7 0.1 87 14 29261 105 14 -13.5 3.6 | 109 24 -23.1 7.9 88 13 29566 100 11 -10.8 1.9 | 107 21 -20.4 6.2 89 13 29870 65 10 -9.1 -4.2 | 90 19 -18.7 0.1 90 10 31420 80 27 -26.6 -4.7 | 89 36 -36.2 -0.4 91 7 33900 90 31 -31.0 0.0 | 96 41 -40.6 4.3 Wind Parameters Mean winds (0-6000m): 264.2 at 14.0 knts Storm direction: 294.2 at 10.5 knts Shear (0-3000m) pos: 3.7 neg: 1.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 140.7 deg Storm rel helicity (0-3000m) pos: 94.9 neg: -9.8 tot: 85.1 m^2/s^2 ave: 28.4 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 3.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.37 Bulk Shear: 84.18 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 92 11 103 21| 5.1 0.0 5.1| 28.2 -5.4 22.8 45.6 0.44| 9.1 4.0 1000 111 9 113 20| 6.1 0.0 6.1| 73.9 -7.8 66.1 66.1 0.52| 12.8 6.7 1500 133 9 123 19| 6.5 0.0 6.5| 84.3 -8.0 76.3 50.9 0.55| 11.7 6.4 2000 204 9 155 14| 4.8 0.0 4.8| 84.9 -8.3 76.6 38.3 0.50| 10.1 5.0 2500 251 10 180 8| 3.8 1.9 5.7| 85.5 -9.8 75.7 30.3 0.40| 10.0 4.0 3000 256 12 194 7| 3.7 1.6 5.3| 94.9 -9.8 85.1 28.4 0.41| 9.2 3.8 4000 266 13 216 6| 2.7 1.4 4.1|105.8 -18.2 87.6 21.9 0.35| 8.2 2.9 5000 267 14 221 7| 2.2 1.1 3.3|108.3 -27.2 81.1 16.2 0.27| 7.3 2.0 6000 264 14 217 7| 1.8 1.6 3.4|112.1 -36.1 76.0 12.7 0.20| 7.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250615.12.gif