UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070600.upa.cvt Date: 0000Z 6 JUL 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 6 JUL 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 1009 98 29.2 17.2 48 12.0 21.0 170 2 301.6 303.8 293.8 337.9 12.32 1 1004 136 28.2 16.2 48 12.0 20.1 167 6 301.0 303.1 293.1 335.2 11.61 2 1000 167 28.0 16.0 48 12.0 19.9 165 10 301.1 303.3 293.0 335.0 11.50 3 998 185 28.0 15.0 45 13.0 19.4 166 10 301.3 303.3 292.6 333.2 10.80 4 925 852 21.6 14.6 64 7.0 17.0 220 7 301.4 303.5 293.0 334.9 11.37 5 881 1272 17.8 13.6 76 4.2 15.1 231 7 301.7 303.7 293.0 334.7 11.18 6 869 1390 17.0 11.0 68 6.0 13.2 232 6 302.0 303.8 291.8 330.3 9.53 7 850 1578 15.4 10.4 72 5.0 12.3 235 4 302.3 304.0 291.7 330.0 9.36 8 845 1628 15.0 10.0 72 5.0 11.9 210 4 302.4 304.1 291.6 329.6 9.16 9 840 1678 14.6 8.6 67 6.0 11.0 186 4 302.5 304.0 291.0 327.4 8.37 10 838 1698 15.0 5.0 51 10.0 9.3 176 4 303.1 304.3 289.6 322.7 6.53 11 830 1779 15.0 2.0 41 13.0 8.0 135 4 303.9 304.9 288.8 320.1 5.33 12 822 1861 15.8 -9.2 17 25.0 4.8 115 4 305.6 306.0 286.4 312.9 2.31 13 814 1944 16.2 -13.8 11 30.0 4.0 130 3 306.9 307.2 286.1 312.1 1.61 14 810 1986 16.0 -18.0 8 34.0 3.2 138 2 307.1 307.3 285.7 310.9 1.14 15 763 2490 12.2 -10.8 19 23.0 2.4 126 5 308.3 308.7 287.2 315.3 2.20 16 736 2790 10.4 -14.6 16 25.0 0.6 64 1 309.5 309.8 287.1 315.0 1.67 17 700 3206 8.6 -21.4 10 30.0 -1.6 315 1 312.0 312.2 287.2 315.3 0.99 18 679 3457 7.6 -23.4 9 31.0 -2.5 336 1 313.6 313.8 287.6 316.5 0.85 19 629 4083 4.0 -30.0 6 34.0 -5.4 349 2 316.4 316.5 288.2 318.2 0.50 20 618 4227 4.4 -25.6 9 30.0 -4.9 11 2 318.5 318.7 289.1 321.2 0.77 21 588 4631 2.4 -19.6 18 22.0 -5.4 357 1 320.7 321.0 290.4 325.5 1.37 22 558 5051 -1.5 -15.5 34 14.0 -6.8 345 2 321.0 321.4 291.1 327.9 2.05 23 547 5210 -2.3 -21.3 22 19.0 -8.5 349 3 321.9 322.1 290.6 326.3 1.28 24 533 5415 -3.3 -19.3 28 16.0 -8.8 355 4 323.1 323.4 291.3 328.4 1.56 25 525 5535 -3.5 -23.5 20 20.0 -9.7 359 5 324.2 324.4 291.2 328.1 1.09 26 520 5611 -3.5 -27.5 14 24.0 -10.3 1 5 325.1 325.3 291.1 327.9 0.77 27 511 5749 -3.9 -30.9 10 27.0 -10.9 5 6 326.2 326.4 291.2 328.3 0.57 28 500 5920 -5.1 -29.1 13 24.0 -11.6 10 7 326.8 327.0 291.5 329.3 0.69 29 480 6238 -7.7 -31.7 13 24.0 -13.6 11 5 327.5 327.6 291.6 329.5 0.56 30 462 6534 -8.9 -28.9 18 20.0 -14.2 14 5 329.6 329.7 292.3 332.3 0.76 31 449 6753 -10.3 -29.3 19 19.0 -15.2 16 5 330.5 330.6 292.6 333.3 0.75 32 434 7013 -12.5 -25.5 33 13.0 -16.1 19 6 330.9 331.2 293.0 334.9 1.11 33 432 7048 -12.7 -25.7 33 13.0 -16.3 19 6 331.1 331.3 293.1 335.0 1.09 34 419 7280 -14.3 -26.3 35 12.0 -17.5 22 6 332.0 332.2 293.3 335.8 1.07 35 411 7426 -15.3 -27.3 35 12.0 -18.4 23 6 332.5 332.7 293.3 336.1 0.99 36 405 7536 -15.5 -30.5 26 15.0 -19.0 24 6 333.7 333.8 293.4 336.4 0.75 37 403 7574 -15.3 -33.3 20 18.0 -19.2 25 6 334.4 334.5 293.4 336.5 0.57 38 401 7611 -15.5 -34.5 18 19.0 -19.5 25 6 334.6 334.7 293.4 336.5 0.51 39 400 7630 -15.5 -34.5 18 19.0 -19.5 25 6 334.8 334.9 293.5 336.8 0.51 40 369 8235 -18.7 -43.7 9 25.0 -22.6 60 10 338.4 338.4 294.1 339.3 0.22 41 346 8711 -22.1 -51.1 5 29.0 -25.5 77 14 340.1 340.1 294.4 340.5 0.10 42 300 9740 -31.3 -54.3 9 23.0 -33.1 40 19 341.3 341.3 294.7 341.6 0.08 43 291 9955 -32.5 -55.5 8 23.0 -34.2 40 20 342.5 342.6 295.0 342.8 0.07 44 250 11000 -42.3 -59.3 14 17.0 -43.0 85 11 343.2 343.2 295.1 343.4 0.05 45 244 11164 -43.9 -59.9 15 16.0 -44.6 85 11 343.2 343.2 295.1 343.4 0.05 46 221 11821 -49.5 -62.5 20 13.0 -49.9 100 12 344.4 344.4 295.4 344.6 0.04 47 215 12002 -50.3 -62.3 23 12.0 -50.7 105 14 345.9 345.9 295.7 346.1 0.04 48 206 12280 -52.7 -64.7 22 12.0 -52.9 109 15 346.4 346.4 295.8 346.5 0.03 49 200 12470 -54.1 -65.1 25 11.0 -54.4 120 10 347.1 347.1 296.0 347.2 0.03 50 184 13001 -58.5 -63.5 52 5.0 -58.6 83 4 348.3 348.3 296.3 348.5 0.04 51 166 13642 -63.9 -67.9 58 4.0 -64.0 360 9 349.7 349.7 296.6 349.8 0.02 52 158 13944 -65.3 -69.6 55 4.3 -65.4 1 26 352.3 352.3 297.1 352.4 0.02 53 153 14140 -66.5 -69.6 65 3.1 -66.5 10 41 353.5 353.5 297.4 353.6 0.02 54 150 14260 -66.5 -70.4 58 3.9 -66.5 20 46 355.5 355.5 297.8 355.6 0.02 55 148 14341 -66.3 -71.1 51 4.8 -66.4 11 39 357.2 357.2 298.2 357.3 0.02 56 144 14507 -66.7 -74.7 32 8.0 -66.8 21 43 359.4 359.4 298.6 359.4 0.01 57 139 14722 -64.1 -80.1 9 16.0 -64.2 33 47 367.6 367.6 300.1 367.6 0.00 58 137 14811 -63.1 -82.1 6 19.0 -63.3 38 49 370.9 370.9 300.7 370.9 0.00 59 134 14947 -64.1 -80.1 9 16.0 -64.2 46 50 371.4 371.4 300.8 371.5 0.00 60 100 16730 -66.1 -86.1 4 20.0 -66.2 85 12 400.0 400.0 305.2 400.0 0.00 61 89 17429 -69.1 -88.1 5 19.0 -69.2 49 12 407.6 407.6 306.2 407.6 0.00 62 85 17703 -69.5 -88.5 5 19.0 -69.6 61 18 412.2 412.2 306.8 412.2 0.00 63 79 18141 -67.7 -88.7 3 21.0 -67.8 33 19 424.6 424.6 308.2 424.6 0.00 64 77 18295 -66.1 -89.1 3 23.0 -66.2 36 22 431.1 431.1 309.0 431.1 0.00 65 75 18456 -61.9 -87.9 2 26.0 -62.2 49 17 443.1 443.1 310.2 443.1 0.00 66 70 18880 -63.9 -88.9 2 25.0 -64.1 25 16 447.7 447.7 310.6 447.7 0.00 67 64 19431 -63.7 -88.7 2 25.0 -64.0 75 13 459.7 459.7 311.7 459.8 0.00 68 61 19728 -61.1 -89.1 1 28.0 -61.5 38 11 471.9 471.9 312.8 471.9 0.00 69 51 20846 -59.7 -88.7 1 29.0 -60.3 80 22 500.0 500.0 314.9 500.0 0.00 70 50 20970 -58.5 -88.5 1 30.0 -59.2 80 20 505.6 505.6 315.4 505.6 0.00 71 48 21228 -56.3 -87.3 1 31.0 -57.2 92 21 516.8 516.8 316.1 516.8 0.00 72 47 21362 -57.3 -87.3 1 30.0 -58.1 86 20 517.5 517.5 316.1 517.5 0.00 73 44 21780 -56.3 -87.3 1 31.0 -57.3 93 19 529.8 529.8 316.9 529.8 0.00 74 39 22548 -55.3 -87.3 1 32.0 -56.5 71 24 551.0 551.0 318.2 551.0 0.00 75 37 22886 -52.7 -85.7 1 33.0 -54.4 101 24 566.0 566.0 318.9 566.0 0.01 76 32 23824 -52.7 -85.7 1 33.0 -54.6 97 27 590.0 590.0 320.2 590.0 0.01 77 30 24240 -53.1 -86.1 1 33.0 -55.0 85 25 599.9 599.9 320.6 599.9 0.01 78 27 24919 -52.5 -85.5 1 33.0 -54.7 92 24 619.9 619.9 321.5 620.0 0.01 79 20 26890 -44.7 -81.7 1 37.0 -50.0 100 22 699.4 699.4 324.4 699.6 0.03 80 19 27234 -44.3 -82.3 1 38.0 -49.9 100 22 710.9 710.9 324.8 711.1 0.02 81 17 27975 -46.9 -82.9 1 36.0 -51.9 98 31 725.6 725.6 325.3 725.8 0.02 82 13 29760 -45.3 -82.3 1 37.0 -51.8 88 29 789.0 789.0 327.0 789.3 0.04 83 11 30885 -41.3 -81.3 1 40.0 -50.4 87 35 842.1 842.1 328.2 842.6 0.05 84 10 31530 -42.7 -81.7 1 39.0 -51.5 80 39 860.2 860.2 328.6 860.6 0.05 85 8.2 32881 -38.9 -80.9 0 42.0 -50.8 925.4 925.4 329.9 926.1 0.07 86 7.9 33138 -36.1 -79.1 0 43.0 -49.8 946.5 946.6 330.3 947.6 0.10 87 7.6 33407 -35.1 -78.1 0 43.0 -49.7 961.1 961.1 330.5 962.4 0.12 88 7.5 33500 -34.5 -77.5 0 43.0 -49.5 967.2 967.2 330.7 968.7 0.13 TRP 153 14140 -66.5 -69.6 65 3.1 -66.5 10 41 353.5 353.5 297.4 353.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 569.54 mb = 4889.44 m = 16041.29 ft Wetbulb zero: 726.21 mb = 2901.30 m = 9518.59 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 28.21 % Est. max temperature: 29.79 C = 85.62 F Sfc-Lift cond lev (LCL): 847.51 mb = 1602.83 m = 5258.57 ft T: 15.20 C 700-500 lapse rate: 5.05 C/km ThetaE index: 24.02 C Layer 881.0- 763.0 mb Conv cond level (CCL): 746.12 mb = 2676.26 m = 8780.27 ft Mean mixing ratio: 11.19 g/kg Conv temperature: 36.71 C = 98.08 F Cap Strength: 4.29 C Lifted Index: 4.14 C Risk: None Lifted Index @300 mb: 6.24 C Lifted Index @700 mb: 2.78 C Showalter Index: 6.13 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 15.50 C K Index: 0.90 Risk: None Sweat Index: 139.80 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.43 J/kg Max Up Vert Vel: 0.93 m/s Conv Inhibition (B-): 52918.75 J/kg Cap Strength: 4.30 C Lift Cond Lev (LCL): 831.88 mb = 1760.16 m = 5774.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 243 at 3 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 1009 98 170 2 -0.3 2.0 | 102 3 -3.0 0.6 1 1000 167 165 10 -2.6 9.7 | 148 10 -5.2 8.3 2 984 305 175 9 -0.8 9.0 | 156 8 -3.4 7.6 3 951 610 195 9 2.3 8.7 | 178 7 -0.3 7.3 4 925 852 220 7 4.5 5.4 | 205 4 1.9 4.0 5 918 914 220 7 4.5 5.4 | 205 4 1.9 4.0 6 886 1219 230 8 6.1 5.1 | 223 5 3.5 3.8 7 850 1578 235 4 3.3 2.3 | 215 1 0.7 0.9 8 825 1829 110 4 -3.8 1.4 | 90 6 -6.4 0.0 9 796 2134 165 1 -0.3 1.0 | 82 3 -2.9 -0.4 10 767 2438 135 6 -4.2 4.2 | 113 7 -6.9 2.9 11 740 2743 75 1 -1.0 -0.3 | 66 4 -3.6 -1.6 12 700 3206 315 1 0.7 -0.7 | 43 3 -1.9 -2.1 13 687 3353 0 0 -0.0 -0.0 | 63 3 -2.6 -1.3 14 662 3658 285 3 2.9 -0.8 | 353 2 0.3 -2.1 15 614 4267 20 2 -0.7 -1.9 | 46 5 -3.3 -3.2 16 569 4877 340 1 0.3 -0.9 | 45 3 -2.3 -2.3 17 500 5920 10 7 -1.2 -6.9 | 25 9 -3.8 -8.2 18 489 6096 10 5 -0.9 -4.9 | 29 7 -3.5 -6.3 19 401 7620 25 6 -2.5 -5.4 | 37 9 -5.2 -6.8 20 400 7630 25 6 -2.5 -5.4 | 37 9 -5.2 -6.8 21 369 8230 60 10 -8.7 -5.0 | 61 13 -11.3 -6.3 22 354 8534 85 14 -13.9 -1.2 | 81 17 -16.6 -2.6 23 325 9144 55 14 -11.5 -8.0 | 56 17 -14.1 -9.4 24 312 9449 70 13 -12.2 -4.4 | 69 16 -14.8 -5.8 25 300 9740 40 19 -12.2 -14.6 | 43 22 -14.8 -15.9 26 286 10058 40 20 -12.9 -15.3 | 43 23 -15.5 -16.7 27 262 10668 60 13 -11.3 -6.5 | 61 16 -13.9 -7.8 28 251 10973 90 11 -11.0 0.0 | 84 14 -13.6 -1.3 29 250 11000 85 11 -11.0 -1.0 | 80 14 -13.6 -2.3 30 229 11582 85 10 -10.0 -0.9 | 80 13 -12.6 -2.2 31 218 11887 105 13 -12.6 3.4 | 98 15 -15.2 2.0 32 209 12192 105 17 -16.4 4.4 | 99 19 -19.0 3.1 33 200 12470 120 10 -8.7 5.0 | 108 12 -11.3 3.7 34 199 12497 125 12 -9.8 6.9 | 114 14 -12.4 5.5 35 190 12802 120 10 -8.7 5.0 | 108 12 -11.3 3.7 36 181 13106 60 1 -0.9 -0.5 | 62 4 -3.5 -1.8 37 164 13716 350 10 1.7 -9.8 | 5 11 -0.9 -11.2 38 153 14140 10 41 -7.1 -40.4 | 13 43 -9.7 -41.7 39 150 14260 20 46 -15.7 -43.2 | 22 48 -18.4 -44.6 40 148 14326 10 39 -6.8 -38.4 | 13 41 -9.4 -39.8 41 134 14935 45 51 -36.1 -36.1 | 46 54 -38.7 -37.4 42 128 15240 60 31 -26.8 -15.5 | 60 34 -29.5 -16.8 43 121 15545 65 27 -24.5 -11.4 | 65 30 -27.1 -12.8 44 116 15850 35 27 -15.5 -22.1 | 38 30 -18.1 -23.5 45 105 16459 60 23 -19.9 -11.5 | 60 26 -22.5 -12.8 46 100 16730 85 12 -12.0 -1.0 | 81 15 -14.6 -2.4 47 99 16764 55 21 -17.2 -12.0 | 56 24 -19.8 -13.4 48 95 17069 85 12 -12.0 -1.0 | 81 15 -14.6 -2.4 49 90 17374 45 10 -7.1 -7.1 | 49 13 -9.7 -8.4 50 85 17678 65 18 -16.3 -7.6 | 65 21 -18.9 -9.0 51 81 17983 30 15 -7.5 -13.0 | 35 18 -10.1 -14.3 52 77 18288 35 22 -12.6 -18.0 | 38 25 -15.2 -19.4 53 73 18593 60 14 -12.1 -7.0 | 60 17 -14.7 -8.3 54 70 18880 25 16 -6.8 -14.5 | 31 18 -9.4 -15.8 55 70 18898 30 12 -6.0 -10.4 | 36 15 -8.6 -11.7 56 66 19202 25 17 -7.2 -15.4 | 30 19 -9.8 -16.8 57 63 19507 90 12 -12.0 0.0 | 85 15 -14.6 -1.3 58 60 19812 20 10 -3.4 -9.4 | 29 12 -6.0 -10.7 59 57 20117 50 18 -13.8 -11.6 | 52 21 -16.4 -12.9 60 55 20422 65 14 -12.7 -5.9 | 65 17 -15.3 -7.3 61 52 20726 80 23 -22.7 -4.0 | 78 26 -25.3 -5.3 62 50 20970 80 20 -19.7 -3.5 | 78 23 -22.3 -4.8 63 50 21031 105 21 -20.3 5.4 | 100 23 -22.9 4.1 64 47 21336 85 21 -20.9 -1.8 | 82 24 -23.5 -3.2 65 45 21641 95 14 -13.9 1.2 | 90 17 -16.6 -0.1 66 43 21946 90 25 -25.0 0.0 | 87 28 -27.6 -1.3 67 41 22250 100 18 -17.7 3.1 | 95 20 -20.3 1.8 68 39 22555 70 24 -22.6 -8.2 | 69 27 -25.2 -9.6 69 37 22860 105 24 -23.2 6.2 | 101 26 -25.8 4.9 70 35 23165 70 21 -19.7 -7.2 | 69 24 -22.4 -8.5 71 34 23470 70 29 -27.3 -9.9 | 69 32 -29.9 -11.3 72 32 23774 100 26 -25.6 4.5 | 96 28 -28.2 3.2 73 31 24079 80 34 -33.5 -5.9 | 79 37 -36.1 -7.3 74 30 24240 85 25 -24.9 -2.2 | 83 28 -27.5 -3.5 75 29 24384 85 28 -27.9 -2.4 | 83 31 -30.5 -3.8 76 28 24689 80 28 -27.6 -4.9 | 78 31 -30.2 -6.2 77 27 24994 95 23 -22.9 2.0 | 91 26 -25.5 0.7 78 24 25603 55 22 -18.0 -12.6 | 56 25 -20.6 -14.0 79 22 26213 70 28 -26.3 -9.6 | 69 31 -28.9 -10.9 80 21 26518 90 36 -36.0 0.0 | 88 39 -38.6 -1.3 81 20 26822 95 30 -29.9 2.6 | 92 33 -32.5 1.3 82 20 26890 100 22 -21.7 3.8 | 96 24 -24.3 2.5 83 18 27432 100 22 -21.7 3.8 | 96 24 -24.3 2.5 84 18 27737 90 26 -26.0 0.0 | 87 29 -28.6 -1.3 85 16 28346 110 38 -35.7 13.0 | 107 40 -38.3 11.6 86 15 28956 110 25 -23.5 8.6 | 105 27 -26.1 7.2 87 14 29261 80 27 -26.6 -4.7 | 78 30 -29.2 -6.0 88 12 30175 95 31 -30.9 2.7 | 92 34 -33.5 1.4 89 10 31530 80 39 -38.4 -6.8 | 79 42 -41.0 -8.1 Wind Parameters Mean winds (0-6000m): 212.8 at 3.9 knts Storm direction: 242.8 at 2.9 knts Shear (0-3000m) pos: 1.1 neg: 1.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): -56.6 deg Storm rel helicity (0-3000m) pos: 22.2 neg: -15.6 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 4.57 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 ------------------------------------------------------------------------------- 500 178 9 158 8| 7.4 0.0 7.4| 13.9 0.0 13.9 27.7 0.71| 13.2 9.3 1000 195 8 175 7| 3.4 0.0 3.4| 19.4 0.0 19.4 19.4 0.72| 9.2 6.6 1500 205 8 186 6| 2.3 1.2 3.5| 20.2 -0.5 19.7 13.1 0.54| 7.8 4.2 2000 200 6 175 5| 1.7 1.9 3.6| 20.4 -6.3 14.1 7.0 0.18| 8.5 1.5 2500 191 6 162 5| 1.4 2.0 3.4| 22.2 -12.1 10.1 4.0 0.11| 8.4 0.9 3000 190 5 155 4| 1.1 1.4 2.5| 22.2 -15.6 6.5 2.2 0.03| 7.7 0.2 4000 197 4 154 3| 0.6 0.9 1.5| 24.7 -17.9 6.8 1.7 0.02| 6.7 0.1 5000 200 4 148 3| 0.5 0.8 1.3| 25.8 -18.9 6.9 1.4 0.02| 5.7 0.1 6000 213 4 166 2| 0.2 0.7 0.9| 27.8 -19.8 8.0 1.3 0.02| 5.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250706.00.gif