UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070512.upa.cvt Date: 1200Z 5 JUL 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 5 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 1011 98 19.6 16.8 84 2.8 17.8 295 2 291.8 294.0 290.5 325.8 11.98 1 1007 130 19.2 16.2 83 3.0 17.2 248 2 291.8 293.8 290.1 324.5 11.57 2 1000 186 20.2 16.0 77 4.2 17.5 165 1 293.4 295.4 290.6 326.1 11.50 3 993 247 22.6 13.6 57 9.0 16.8 178 4 296.3 298.1 290.3 325.0 9.90 4 979 370 23.6 8.6 38 15.0 14.6 190 7 298.6 299.9 288.6 319.7 7.17 5 972 433 23.0 10.0 44 13.0 15.0 190 7 298.6 300.0 289.3 321.9 7.95 6 965 496 23.2 7.2 36 16.0 13.8 190 7 299.4 300.6 288.4 318.9 6.61 7 959 550 23.0 8.0 38 15.0 14.1 190 7 299.7 301.0 288.9 320.5 7.03 8 946 669 22.0 8.0 41 14.0 13.7 190 6 299.9 301.2 289.0 321.0 7.13 9 938 742 21.8 4.8 33 17.0 12.2 190 5 300.4 301.5 287.9 317.6 5.75 10 936 761 21.6 5.6 35 16.0 12.4 190 5 300.4 301.5 288.3 318.5 6.10 11 932 798 21.2 9.2 46 12.0 13.9 190 4 300.3 301.8 289.8 323.6 7.85 12 925 863 20.6 9.6 49 11.0 13.8 190 3 300.4 301.9 290.1 324.4 8.13 13 905 1052 18.4 13.9 75 4.5 15.5 226 3 300.0 302.0 292.4 332.5 11.10 14 900 1099 18.2 14.3 78 3.9 15.7 238 2 300.3 302.4 292.7 333.9 11.46 15 890 1195 17.6 12.6 72 5.0 14.4 263 2 300.6 302.5 292.0 331.1 10.35 16 850 1587 14.2 10.7 79 3.5 12.0 340 5 301.0 302.8 291.5 329.2 9.55 17 810 1991 10.4 9.3 93 1.1 9.7 341 12 301.2 302.8 291.2 328.1 9.12 18 804 2053 10.2 7.0 81 3.2 8.3 345 13 301.6 303.0 290.2 324.9 7.84 19 798 2115 10.8 -0.2 46 11.0 5.2 349 15 302.9 303.8 287.8 317.2 4.72 20 796 2136 12.4 -15.6 13 28.0 1.8 350 15 304.8 305.1 285.1 309.4 1.42 21 792 2178 13.0 -29.0 4 42.0 0.7 350 15 305.9 306.0 284.3 307.4 0.44 22 786 2242 13.2 -26.8 5 40.0 0.8 350 15 306.8 306.9 284.8 308.6 0.54 23 764 2480 12.4 -34.6 2 47.0 -0.2 347 14 308.4 308.5 285.1 309.3 0.27 24 752 2613 11.6 -16.4 12 28.0 1.0 339 13 308.9 309.2 286.6 313.6 1.41 25 733 2826 10.2 -14.8 16 25.0 0.4 327 12 309.7 310.0 287.1 315.1 1.65 26 700 3208 8.2 -17.8 14 26.0 -1.3 315 10 311.6 311.8 287.4 316.0 1.35 27 624 4147 2.4 -25.6 11 28.0 -6.0 319 12 315.3 315.5 288.1 318.0 0.76 28 583 4695 0.4 -36.6 4 37.0 -8.2 322 10 319.2 319.3 288.8 320.2 0.29 29 564 4960 -1.3 -29.3 10 28.0 -8.8 339 11 320.2 320.3 289.5 322.4 0.60 30 553 5117 -1.5 -32.5 7 31.0 -9.3 323 11 321.8 321.9 289.8 323.4 0.45 31 550 5160 -1.7 -24.7 15 23.0 -8.7 319 11 322.1 322.3 290.4 325.4 0.94 32 543 5262 -2.7 -22.7 20 20.0 -9.0 309 10 322.1 322.3 290.6 326.0 1.14 33 500 5910 -8.3 -23.3 29 15.0 -12.7 280 11 322.9 323.1 290.9 327.0 1.17 34 492 6035 -9.1 -24.1 28 15.0 -13.4 273 11 323.4 323.7 290.9 327.3 1.11 35 485 6146 -9.5 -26.5 24 17.0 -14.0 268 11 324.3 324.4 291.0 327.5 0.90 36 479 6242 -9.1 -34.1 11 25.0 -14.6 264 11 325.9 326.0 291.0 327.6 0.45 37 430 7067 -14.9 -44.9 6 30.0 -19.5 237 10 328.8 328.8 291.5 329.4 0.16 38 402 7573 -18.3 -44.3 8 26.0 -22.1 258 8 330.7 330.8 292.1 331.5 0.19 39 400 7610 -18.5 -44.5 8 26.0 -22.2 260 8 330.9 331.0 292.2 331.7 0.18 40 372 8146 -21.5 -48.5 7 27.0 -24.8 13 7 333.9 333.9 292.9 334.4 0.13 41 361 8366 -22.1 -49.1 7 27.0 -25.4 27 15 336.0 336.0 293.4 336.5 0.12 42 333 8951 -27.1 -52.1 7 25.0 -29.5 13 19 337.0 337.0 293.7 337.4 0.09 43 300 9690 -33.7 -44.7 32 11.0 -34.8 10 24 337.9 337.9 294.0 338.8 0.24 44 288 9974 -36.5 -45.5 39 9.0 -37.3 9 25 337.8 337.9 294.0 338.7 0.23 45 286 10023 -36.9 -45.9 39 9.0 -37.7 9 25 337.9 338.0 294.0 338.8 0.22 46 278 10218 -38.7 -44.7 53 6.0 -39.2 7 26 338.1 338.2 294.1 339.1 0.26 47 277 10243 -38.9 -45.9 48 7.0 -39.5 7 26 338.2 338.2 294.1 339.1 0.23 48 276 10268 -38.9 -49.9 30 11.0 -39.6 7 26 338.5 338.5 294.1 339.1 0.14 49 273 10342 -39.5 -48.5 38 9.0 -40.2 7 26 338.7 338.7 294.1 339.4 0.17 50 270 10418 -39.9 -51.9 27 12.0 -40.6 6 26 339.2 339.2 294.3 339.7 0.12 51 265 10545 -40.7 -51.7 30 11.0 -41.4 6 27 339.8 339.9 294.4 340.3 0.12 52 264 10571 -40.9 -53.9 23 13.0 -41.6 6 27 339.9 339.9 294.4 340.3 0.09 53 260 10675 -41.3 -57.3 16 16.0 -42.1 5 27 340.8 340.8 294.6 341.1 0.06 54 256 10780 -41.9 -56.9 18 15.0 -42.6 11 27 341.4 341.5 294.7 341.7 0.07 55 250 10940 -43.3 -56.3 23 13.0 -43.9 20 28 341.7 341.7 294.8 342.0 0.07 56 202 12346 -54.0 -61.3 41 7.3 -54.2 45 63 346.3 346.3 295.8 346.5 0.05 57 200 12410 -54.5 -61.5 42 7.0 -54.6 45 62 346.5 346.5 295.9 346.7 0.05 58 157 13922 -65.9 -68.8 67 2.9 -66.0 5 22 351.9 351.9 297.1 352.0 0.02 59 150 14200 -64.5 -68.4 59 3.9 -64.6 360 34 359.0 359.0 298.5 359.1 0.03 60 100 16680 -65.1 -87.1 3 22.0 -65.3 10 15 401.9 401.9 305.5 402.0 0.00 61 94 17054 -67.3 -87.3 4 20.0 -67.4 24 15 404.8 404.8 305.9 404.8 0.00 62 89 17383 -65.3 -88.3 3 23.0 -65.5 350 15 415.2 415.2 307.2 415.2 0.00 63 79 18104 -66.9 -89.9 3 23.0 -67.1 351 23 426.3 426.3 308.4 426.3 0.00 64 70 18840 -62.5 -89.5 1 27.0 -62.8 55 36 450.7 450.7 310.9 450.7 0.00 65 69 18929 -62.3 -89.3 2 27.0 -62.6 23 27 453.0 453.0 311.1 453.0 0.00 66 66 19204 -63.5 -89.5 2 26.0 -63.8 50 37 456.1 456.1 311.4 456.2 0.00 67 63 19494 -59.7 -88.7 1 29.0 -60.2 60 25 470.6 470.6 312.7 470.6 0.00 68 60 19800 -59.3 -88.3 1 29.0 -59.8 70 18 478.1 478.1 313.3 478.2 0.00 69 58 20014 -59.7 -88.7 1 29.0 -60.2 77 21 481.9 481.9 313.6 481.9 0.00 70 53 20581 -58.7 -88.7 1 30.0 -59.3 63 18 496.8 496.8 314.7 496.8 0.00 71 50 20950 -56.3 -87.3 1 31.0 -57.2 60 22 510.8 510.8 315.7 510.8 0.00 72 49 21078 -55.9 -87.9 1 32.0 -56.8 73 23 514.7 514.7 315.9 514.7 0.00 73 47 21342 -57.3 -87.3 1 30.0 -58.1 66 25 517.5 517.5 316.1 517.5 0.00 74 42 22053 -55.9 -87.9 1 32.0 -57.0 83 23 537.9 537.9 317.4 537.9 0.00 75 40 22362 -56.9 -87.9 1 31.0 -57.9 90 24 543.0 543.0 317.7 543.0 0.00 76 38 22688 -54.3 -87.3 1 33.0 -55.7 79 22 557.6 557.6 318.5 557.6 0.01 77 33 23591 -54.1 -87.1 1 33.0 -55.7 75 28 581.1 581.1 319.7 581.1 0.01 78 31 23991 -54.9 -86.9 1 32.0 -56.5 70 25 589.4 589.4 320.1 589.5 0.01 79 30 24200 -54.7 -86.7 1 32.0 -56.3 80 24 595.5 595.5 320.4 595.6 0.01 80 26 25121 -52.9 -86.9 1 34.0 -55.1 71 30 625.5 625.5 321.7 625.6 0.01 81 24 25642 -49.5 -85.5 1 36.0 -52.7 73 34 649.9 649.9 322.7 649.9 0.01 82 21 26519 -49.3 -85.3 1 36.0 -52.9 88 36 675.8 675.8 323.6 675.9 0.01 83 20 26840 -48.3 -84.3 1 36.0 -52.3 80 29 688.3 688.3 324.0 688.5 0.02 84 17 27912 -47.7 -84.7 1 37.0 -52.4 99 38 723.0 723.0 325.1 723.1 0.02 85 15 28744 -44.7 -83.7 1 39.0 -51.0 96 31 759.3 759.3 326.2 759.5 0.02 86 14 29205 -44.7 -83.7 1 39.0 -51.2 77 35 774.5 774.5 326.6 774.7 0.03 87 12 30244 -41.5 -82.5 0 41.0 -50.2 82 38 820.7 820.7 327.7 821.0 0.04 88 10 31490 -38.1 -80.1 0 42.0 -49.4 90 41 877.3 877.4 329.0 878.0 0.07 89 9.8 31629 -37.9 -79.9 0 42.0 -49.4 91 41 883.2 883.2 329.1 883.9 0.07 90 9.1 32137 -39.3 -81.3 0 42.0 -50.4 95 42 896.7 896.7 329.4 897.3 0.06 91 7.7 33284 -36.9 -78.9 0 42.0 -50.3 105 44 950.2 950.3 330.4 951.4 0.10 92 7.0 33940 -38.5 -80.5 0 42.0 -51.4 110 45 969.9 969.9 330.7 970.9 0.09 93 6.3 34666 -37.3 -79.3 0 42.0 -51.5 1004.7 1004.7 331.2 1006.1 0.12 TRP 157 13922 -65.9 -68.8 67 2.9 -66.0 5 22 351.9 351.9 297.1 352.0 0.02 WND 202 12346 -54.0 -61.3 41 7.3 -54.2 45 63 346.3 346.3 295.8 346.5 0.05 Sounding variables and indices 1000-500 mb thick: 5724.00 m Freezing level: 578.53 mb = 4757.19 m = 15607.40 ft Wetbulb zero: 767.45 mb = 2442.73 m = 8014.11 ft Precipitable water: 0.90 inches Sfc-500 mean rel hum: 30.80 % Est. max temperature: 28.70 C = 83.66 F Sfc-Lift cond lev (LCL): 970.16 mb = 449.42 m = 1474.47 ft T: 23.05 C 700-500 lapse rate: 6.11 C/km ThetaE index: 26.48 C Layer 890.0- 786.0 mb Conv cond level (CCL): 655.47 mb = 3745.17 m = 12287.15 ft Mean mixing ratio: 8.32 g/kg Conv temperature: 41.57 C = 106.83 F Cap Strength: 8.24 C Lifted Index: 6.62 C Risk: None Lifted Index @300 mb: 11.34 C Lifted Index @700 mb: 6.66 C Showalter Index: 3.34 C Risk: None Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 19.00 C K Index: 7.20 Risk: None Sweat Index: 149.40 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.79 J/kg Max Up Vert Vel: 7.59 m/s Conv Inhibition (B-): 56065.38 J/kg Cap Strength: 8.18 C Lift Cond Lev (LCL): 812.53 mb = 1964.80 m = 6446.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 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 1011 98 295 2 1.8 -0.8 | 182 6 0.2 6.2 1 1000 186 165 1 -0.3 1.0 | 167 8 -1.9 8.0 2 986 305 190 7 1.2 6.9 | 178 14 -0.4 14.0 3 952 610 190 7 1.2 6.9 | 178 14 -0.4 14.0 4 925 863 190 3 0.5 3.0 | 174 10 -1.1 10.0 5 919 914 190 3 0.5 3.0 | 174 10 -1.1 10.0 6 887 1219 270 2 2.0 -0.0 | 183 7 0.4 7.1 7 850 1587 340 5 1.7 -4.7 | 181 2 0.1 2.4 8 826 1829 330 9 4.5 -7.8 | 284 3 2.9 -0.7 9 796 2134 350 15 2.6 -14.8 | 353 8 1.0 -7.7 10 768 2438 350 14 2.4 -13.8 | 353 7 0.8 -6.7 11 740 2743 330 13 6.5 -11.3 | 311 6 4.9 -4.2 12 700 3208 315 10 7.1 -7.1 | 270 5 5.4 -0.0 13 687 3353 330 10 5.0 -8.7 | 295 4 3.4 -1.6 14 662 3658 305 13 10.6 -7.5 | 272 9 9.0 -0.4 15 637 3962 325 14 8.0 -11.5 | 305 8 6.4 -4.4 16 614 4267 315 11 7.8 -7.8 | 277 6 6.1 -0.7 17 591 4572 310 10 7.7 -6.4 | 264 6 6.0 0.6 18 569 4877 345 11 2.8 -10.6 | 341 4 1.2 -3.6 19 527 5486 285 10 9.7 -2.6 | 241 9 8.0 4.5 20 507 5791 295 11 10.0 -4.6 | 254 9 8.3 2.4 21 500 5910 280 11 10.8 -1.9 | 241 11 9.2 5.2 22 488 6096 270 11 11.0 -0.0 | 233 12 9.4 7.1 23 450 6706 245 13 11.8 5.5 | 219 16 10.1 12.6 24 433 7010 235 10 8.2 5.7 | 207 14 6.5 12.8 25 400 7610 260 8 7.9 1.4 | 216 11 6.2 8.5 26 399 7620 265 6 6.0 0.5 | 210 9 4.3 7.6 27 383 7925 325 1 0.6 -0.8 | 170 6 -1.1 6.3 28 367 8230 35 10 -5.7 -8.2 | 81 7 -7.4 -1.1 29 352 8534 15 23 -6.0 -22.2 | 27 17 -7.6 -15.1 30 337 8839 5 21 -1.8 -20.9 | 14 14 -3.5 -13.9 31 324 9144 30 14 -7.0 -12.1 | 60 10 -8.6 -5.1 32 310 9449 40 16 -10.3 -12.3 | 67 13 -11.9 -5.2 33 300 9690 10 24 -4.2 -23.6 | 19 18 -5.8 -16.6 34 297 9754 10 24 -4.2 -23.6 | 19 18 -5.8 -16.6 35 260 10668 5 27 -2.4 -26.9 | 11 20 -4.0 -19.8 36 250 10940 20 28 -9.6 -26.3 | 30 22 -11.2 -19.2 37 249 10973 20 28 -9.6 -26.3 | 30 22 -11.2 -19.2 38 238 11278 35 32 -18.4 -26.2 | 46 28 -20.0 -19.1 39 202 12346 45 63 -44.5 -44.5 | 51 59 -46.2 -37.5 40 200 12410 45 62 -43.8 -43.8 | 51 58 -45.5 -36.8 41 197 12497 45 63 -44.5 -44.5 | 51 59 -46.2 -37.5 42 179 13106 55 32 -26.2 -18.4 | 68 30 -27.9 -11.3 43 162 13716 55 26 -21.3 -14.9 | 71 24 -22.9 -7.8 44 157 13922 5 22 -1.9 -21.9 | 14 15 -3.6 -14.8 45 154 14021 35 20 -11.5 -16.4 | 55 16 -13.1 -9.3 46 150 14200 360 34 -0.0 -34.0 | 4 27 -1.6 -26.9 47 147 14326 355 27 2.4 -26.9 | 358 20 0.7 -19.8 48 140 14630 15 39 -10.1 -37.7 | 21 33 -11.7 -30.6 49 133 14935 35 25 -14.3 -20.5 | 50 21 -16.0 -13.4 50 127 15240 355 19 1.7 -18.9 | 360 12 0.0 -11.9 51 115 15850 15 26 -6.7 -25.1 | 25 20 -8.4 -18.0 52 104 16459 355 19 1.7 -18.9 | 360 12 0.0 -11.9 53 100 16680 10 15 -2.6 -14.8 | 29 9 -4.3 -7.7 54 94 17069 25 15 -6.3 -13.6 | 51 10 -8.0 -6.5 55 89 17374 350 15 2.6 -14.8 | 353 8 1.0 -7.7 56 81 17983 355 22 1.9 -21.9 | 359 15 0.3 -14.8 57 77 18288 345 25 6.5 -24.1 | 344 18 4.8 -17.1 58 70 18840 55 36 -29.5 -20.6 | 66 34 -31.1 -13.6 59 69 18898 20 26 -8.9 -24.4 | 31 20 -10.5 -17.4 60 66 19202 50 37 -28.3 -23.8 | 61 34 -30.0 -16.7 61 63 19507 60 25 -21.7 -12.5 | 77 24 -23.3 -5.4 62 60 19812 70 18 -16.9 -6.2 | 93 19 -18.6 0.9 63 57 20117 80 22 -21.7 -3.8 | 98 24 -23.3 3.2 64 54 20422 60 22 -19.1 -11.0 | 79 21 -20.7 -3.9 65 52 20726 65 15 -13.6 -6.3 | 93 15 -15.2 0.7 66 50 20950 60 22 -19.1 -11.0 | 79 21 -20.7 -3.9 67 49 21031 75 23 -22.2 -6.0 | 93 24 -23.9 1.1 68 47 21336 65 25 -22.7 -10.6 | 82 25 -24.3 -3.5 69 45 21641 95 24 -23.9 2.1 | 110 27 -25.6 9.2 70 43 21946 80 23 -22.7 -4.0 | 97 24 -24.3 3.1 71 39 22555 95 24 -23.9 2.1 | 110 27 -25.6 9.2 72 37 22860 60 20 -17.3 -10.0 | 81 19 -19.0 -2.9 73 34 23470 85 30 -29.9 -2.6 | 98 32 -31.5 4.5 74 32 23774 60 26 -22.5 -13.0 | 76 25 -24.2 -5.9 75 30 24200 80 24 -23.6 -4.2 | 97 25 -25.3 2.9 76 29 24384 85 27 -26.9 -2.4 | 99 29 -28.5 4.7 77 28 24689 70 27 -25.4 -9.2 | 85 27 -27.0 -2.2 78 22 26213 75 38 -36.7 -9.8 | 86 38 -38.4 -2.8 79 20 26822 100 34 -33.5 5.9 | 110 37 -35.1 13.0 80 20 26840 80 29 -28.6 -5.0 | 94 30 -30.2 2.0 81 18 27432 85 30 -29.9 -2.6 | 98 32 -31.5 4.5 82 17 27737 100 39 -38.4 6.8 | 109 42 -40.1 13.8 83 15 28956 95 30 -29.9 2.6 | 107 33 -31.5 9.7 84 14 29261 75 35 -33.8 -9.1 | 87 36 -35.5 -2.0 85 10 31490 90 41 -41.0 0.0 | 99 43 -42.6 7.1 86 7 33940 110 45 -42.3 15.4 | 117 49 -43.9 22.5 Wind Parameters Mean winds (0-6000m): 316.9 at 9.7 knts Storm direction: 346.9 at 7.3 knts Shear (0-3000m) pos: 3.6 neg: 2.4 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 98.5 deg Storm rel helicity (0-3000m) pos: 20.6 neg: -20.1 tot: 0.6 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.20 Bulk Shear: 23.96 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 ------------------------------------------------------------------------------- 500 191 5 177 12| 0.0 8.0 8.0| 6.6 -3.7 2.9 5.8 0.04| 9.1 0.4 1000 193 5 177 12| 2.9 4.0 6.9| 10.2 -6.7 3.6 3.6 0.06| 7.8 0.4 1500 208 4 182 11| 4.0 2.7 6.7| 12.3 -7.1 5.3 3.5 0.07| 7.4 0.5 2000 286 6 213 7| 5.4 2.0 7.4| 19.4 -7.1 12.4 6.2 0.31| 8.3 2.5 2500 328 7 249 2| 4.3 1.9 6.2| 20.6 -11.4 9.2 3.7 0.22| 7.4 1.6 3000 328 8 267 3| 3.6 2.4 6.0| 20.6 -20.1 0.6 0.2 0.06| 7.2 0.4 4000 324 9 274 4| 2.9 1.9 4.8| 30.6 -26.0 4.5 1.1 0.08| 7.0 0.5 5000 323 9 278 4| 2.5 1.8 4.3| 36.6 -34.7 1.9 0.4 0.05| 6.9 0.3 6000 317 10 270 5| 2.1 2.3 4.4| 40.9 -54.2 -13.3 -2.2 -0.05| 6.9 -0.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250705.12.gif