UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061300.upa.cvt Date: 0000Z 13 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 13 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 1006 98 30.2 16.2 43 14.0 20.7 215 7 302.8 305.0 293.6 337.2 11.58 1 1003 121 30.4 14.4 38 16.0 19.8 208 6 303.3 305.2 292.8 334.0 10.33 2 1000 145 30.2 14.2 38 16.0 19.6 200 5 303.4 305.2 292.7 333.8 10.23 3 925 834 23.6 12.6 50 11.0 16.5 220 11 303.4 305.3 292.6 333.1 9.96 4 890 1169 20.4 12.4 60 8.0 15.3 232 11 303.5 305.4 292.7 333.9 10.22 5 861 1455 18.2 9.2 56 9.0 12.7 259 11 304.1 305.7 291.6 329.6 8.51 6 851 1555 17.2 11.2 68 6.0 13.4 269 11 304.1 305.9 292.7 333.5 9.86 7 850 1565 17.2 11.2 68 6.0 13.4 270 11 304.2 306.0 292.7 333.7 9.88 8 846 1605 17.2 9.2 59 8.0 12.3 273 11 304.6 306.2 291.9 330.6 8.66 9 843 1636 17.4 6.4 48 11.0 10.9 275 11 305.1 306.4 290.8 326.7 7.17 10 828 1789 16.6 1.6 36 15.0 8.5 287 11 305.8 306.8 289.3 321.7 5.19 11 826 1809 16.6 -1.4 29 18.0 7.3 288 11 306.0 306.8 288.4 318.9 4.18 12 819 1882 16.0 3.0 42 13.0 8.8 293 11 306.1 307.2 289.9 323.9 5.80 13 810 1975 15.8 -1.2 31 17.0 7.0 299 10 306.9 307.7 288.8 320.3 4.32 14 805 2028 15.4 -0.6 33 16.0 7.0 303 9 307.0 307.9 289.0 321.1 4.55 15 746 2667 10.0 1.0 54 9.0 5.2 329 13 307.9 308.9 290.2 324.9 5.52 16 714 3031 8.4 -3.6 43 12.0 2.5 283 2 310.0 310.8 289.6 322.9 4.10 17 700 3194 6.8 -4.2 45 11.0 1.5 215 4 310.0 310.8 289.5 322.6 4.00 18 696 3241 6.6 -5.4 42 12.0 1.0 216 4 310.3 311.0 289.3 321.9 3.67 19 674 3503 4.4 -4.6 52 9.0 0.1 225 5 310.7 311.5 289.8 323.4 4.03 20 668 3576 3.8 -6.2 48 10.0 -0.8 227 6 310.8 311.5 289.4 322.2 3.60 21 663 3637 3.4 -5.6 52 9.0 -0.8 229 6 311.0 311.8 289.7 323.0 3.80 22 650 3797 2.6 -9.4 41 12.0 -2.5 232 6 311.9 312.5 289.1 321.2 2.88 23 637 3960 1.4 -9.6 44 11.0 -3.3 235 5 312.3 312.9 289.2 321.7 2.90 24 627 4087 0.2 -6.8 59 7.0 -3.0 237 5 312.4 313.1 290.0 324.0 3.66 25 616 4228 -0.7 -9.7 51 9.0 -4.5 239 4 312.9 313.5 289.5 322.5 2.97 26 611 4293 -1.5 -8.5 59 7.0 -4.5 241 4 312.8 313.4 289.8 323.3 3.29 27 599 4450 -2.9 -8.9 63 6.0 -5.4 270 7 312.9 313.5 289.8 323.3 3.26 28 592 4543 -3.1 -14.1 42 11.0 -7.2 287 9 313.7 314.1 289.0 320.8 2.17 29 586 4624 -3.3 -15.3 39 12.0 -7.6 294 10 314.4 314.8 289.0 321.0 1.98 30 584 4651 -3.5 -17.5 33 14.0 -8.2 294 10 314.5 314.8 288.8 320.0 1.66 31 580 4705 -3.3 -20.3 26 17.0 -8.7 293 10 315.3 315.6 288.6 319.8 1.31 32 546 5181 -4.9 -34.9 7 30.0 -11.6 273 14 318.9 319.0 288.8 320.2 0.36 33 508 5746 -6.7 -39.7 5 33.0 -13.2 259 27 323.4 323.4 290.0 324.3 0.24 34 500 5870 -7.5 -40.5 5 33.0 -13.9 260 27 323.9 323.9 290.2 324.7 0.22 35 434 6952 -16.5 -39.5 12 23.0 -20.3 256 23 325.9 325.9 290.8 326.9 0.29 36 400 7560 -20.9 -45.9 9 25.0 -24.1 285 14 327.8 327.9 291.3 328.4 0.16 37 379 7956 -23.5 -46.5 10 23.0 -26.2 274 14 329.5 329.5 291.7 330.1 0.15 38 366 8211 -24.9 -39.9 23 15.0 -27.0 266 24 330.9 331.0 292.3 332.2 0.32 39 362 8291 -25.1 -35.1 39 10.0 -26.8 266 25 331.7 331.8 292.7 333.7 0.53 40 351 8514 -26.7 -34.7 47 8.0 -28.0 271 27 332.5 332.6 293.0 334.6 0.57 41 349 8556 -26.9 -31.9 63 5.0 -27.8 272 27 332.8 332.9 293.2 335.6 0.76 42 341 8722 -28.3 -31.7 73 3.4 -28.9 275 29 333.1 333.2 293.3 336.0 0.79 43 332 8914 -29.5 -33.3 70 3.8 -30.1 280 30 334.0 334.1 293.4 336.6 0.69 44 316 9265 -31.9 -34.3 79 2.4 -32.3 285 36 335.4 335.5 293.8 337.9 0.66 45 301 9607 -34.1 -36.4 80 2.3 -34.4 285 47 337.0 337.1 294.1 339.1 0.56 46 300 9630 -34.1 -36.7 77 2.6 -34.4 285 48 337.3 337.4 294.1 339.4 0.55 47 291 9843 -35.9 -39.1 72 3.2 -36.2 286 49 337.7 337.8 294.1 339.4 0.44 48 284 10011 -37.3 -39.8 77 2.5 -37.6 288 51 338.1 338.1 294.3 339.7 0.42 49 281 10085 -37.5 -42.0 63 4.5 -37.9 288 51 338.8 338.9 294.3 340.1 0.34 50 280 10109 -37.9 -41.5 69 3.6 -38.2 288 51 338.6 338.6 294.3 340.0 0.36 51 273 10283 -39.3 -43.9 62 4.6 -39.7 289 52 339.0 339.1 294.3 340.1 0.29 52 255 10747 -43.3 -47.2 65 3.9 -43.6 290 54 339.8 339.8 294.4 340.6 0.21 53 250 10880 -44.3 -48.8 61 4.5 -44.6 290 55 340.2 340.2 294.6 340.9 0.18 54 248 10934 -44.7 -49.7 57 5.0 -45.0 290 56 340.4 340.4 294.6 341.1 0.16 55 245 11015 -45.5 -49.8 62 4.3 -45.7 290 57 340.4 340.4 294.6 341.1 0.16 56 240 11153 -46.5 -51.5 57 5.0 -46.7 289 58 340.9 340.9 294.7 341.5 0.14 57 200 12340 -56.3 -61.2 54 4.9 -56.4 285 72 343.6 343.6 295.3 343.8 0.05 58 165 13530 -65.9 -70.4 54 4.4 -66.0 285 77 346.9 346.9 296.0 347.0 0.02 59 150 14100 -70.7 -74.9 54 4.2 -70.7 285 71 348.3 348.3 296.3 348.3 0.01 60 144 14343 -72.1 -76.3 53 4.2 -72.1 285 71 350.0 350.0 296.6 350.0 0.01 61 100 16540 -65.5 -87.5 3 22.0 -65.7 285 28 401.2 401.2 305.3 401.2 0.00 62 91 17115 -63.3 -87.3 2 24.0 -63.5 291 24 416.5 416.5 307.3 416.5 0.00 63 82 17753 -63.7 -87.7 2 24.0 -63.9 275 13 428.3 428.3 308.6 428.3 0.00 64 80 17905 -61.9 -86.9 2 25.0 -62.2 275 16 435.0 435.0 309.4 435.0 0.00 65 78 18060 -63.1 -88.1 2 25.0 -63.4 275 19 435.7 435.7 309.4 435.7 0.00 66 77 18140 -61.3 -87.3 2 26.0 -61.6 275 20 441.1 441.1 310.0 441.1 0.00 67 73 18470 -61.5 -87.5 2 26.0 -61.9 284 27 447.4 447.4 310.6 447.4 0.00 68 70 18730 -60.9 -87.9 2 27.0 -61.3 310 21 454.1 454.1 311.3 454.1 0.00 69 62 19493 -57.1 -86.1 1 29.0 -57.8 291 12 478.6 478.6 313.3 478.6 0.00 70 58 19914 -58.7 -86.7 2 28.0 -59.3 323 11 484.2 484.2 313.8 484.2 0.00 71 50 20850 -57.9 -86.9 1 29.0 -58.6 10 5 507.0 507.0 315.4 507.1 0.00 72 43 21801 -57.1 -86.1 1 29.0 -58.0 338 7 531.4 531.4 317.0 531.4 0.01 73 40 22256 -59.5 -87.5 1 28.0 -60.3 15 20 536.4 536.4 317.3 536.5 0.00 74 37 22747 -55.9 -85.9 1 30.0 -57.1 127 8 557.8 557.8 318.5 557.8 0.01 75 30 24090 -52.7 -83.7 1 31.0 -54.7 55 16 601.0 601.0 320.6 601.1 0.01 76 28 24535 -53.3 -84.3 1 31.0 -55.3 58 17 611.3 611.3 321.1 611.4 0.01 77 26 25013 -52.3 -84.3 1 32.0 -54.6 79 18 627.2 627.2 321.8 627.3 0.01 78 25 25269 -49.3 -83.3 1 34.0 -52.4 71 14 642.9 642.9 322.4 643.0 0.02 79 24 25536 -49.1 -82.1 1 33.0 -52.4 76 16 651.0 651.0 322.7 651.2 0.02 80 21 26410 -50.3 -83.3 1 33.0 -53.6 72 16 672.8 672.8 323.5 672.9 0.02 81 20 26730 -48.7 -82.7 1 34.0 -52.6 60 14 687.1 687.1 324.0 687.3 0.02 82 17 27806 -45.5 -81.5 1 36.0 -51.0 76 25 730.1 730.1 325.4 730.3 0.03 83 16 28210 -46.3 -81.3 1 35.0 -51.7 79 27 740.2 740.2 325.7 740.5 0.03 84 14 29102 -43.7 -80.7 1 37.0 -50.7 128 16 777.8 777.9 326.7 778.2 0.04 85 13 29600 -43.5 -80.5 1 37.0 -50.8 95 16 795.2 795.2 327.1 795.6 0.05 86 12 30138 -44.1 -80.1 1 36.0 -51.5 96 11 811.5 811.5 327.5 812.0 0.05 87 10 31370 -40.9 -78.9 1 38.0 -50.7 100 21 866.9 866.9 328.8 867.7 0.08 88 9.6 31648 -40.3 -79.3 1 39.0 -50.6 98 23 879.3 879.4 329.0 880.1 0.08 89 8.8 32242 -40.9 -78.9 1 38.0 -51.2 93 27 899.2 899.2 329.4 900.1 0.09 90 7.0 33820 -34.9 -76.9 1 42.0 -50.0 80 38 984.8 984.9 330.9 986.6 0.16 91 6.1 34787 -31.5 -75.5 0 44.0 -49.7 1038.9 1039.1 331.8 1041.7 0.22 TRP 144 14343 -72.1 -76.3 53 4.2 -72.1 285 71 350.0 350.0 296.6 350.0 0.01 WND 165 13530 -65.9 -70.4 54 4.4 -66.0 285 77 346.9 346.9 296.0 347.0 0.02 Sounding variables and indices 1000-500 mb thick: 5725.00 m Freezing level: 624.56 mb = 4118.05 m = 13510.51 ft Wetbulb zero: 673.12 mb = 3513.70 m = 11527.75 ft Precipitable water: 1.13 inches Sfc-500 mean rel hum: 39.62 % Est. max temperature: 31.45 C = 88.61 F Sfc-Lift cond lev (LCL): 820.92 mb = 1861.66 m = 6107.73 ft T: 16.17 C 700-500 lapse rate: 5.34 C/km ThetaE index: 14.74 C Layer 846.0- 819.0 mb Conv cond level (CCL): 732.00 mb = 2824.23 m = 9265.74 ft Mean mixing ratio: 10.11 g/kg Conv temperature: 36.20 C = 97.15 F Cap Strength: 3.60 C Lifted Index: 2.09 C Risk: None Lifted Index @300 mb: 3.97 C Lifted Index @700 mb: 1.27 C Showalter Index: 2.03 C Risk: Showers probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 18.70 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 183.40 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.32 J/kg Max Up Vert Vel: 8.04 m/s Conv Inhibition (B-): 152.50 J/kg Cap Strength: 3.60 C Lift Cond Lev (LCL): 789.92 mb = 2186.71 m = 7174.16 ft Lev Free Conv (LFC): 634.92 mb = 3985.85 m = 13076.78 ft Equ Level (EL): 554.92 mb = 5053.66 m = 16580.03 ft B at Equ Level: 31.45 J/kg Max Parcel Lev (MPL): 504.92 mb = 5793.65 m = 19007.81 ft Wind level data Storm motion: 294 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 1006 98 215 7 4.0 5.7 | 160 10 -3.4 9.1 1 1000 145 200 5 1.7 4.7 | 145 10 -5.7 8.0 2 982 305 195 7 1.8 6.8 | 151 12 -5.6 10.1 3 949 610 220 11 7.1 8.4 | 178 12 -0.3 11.8 4 925 834 220 11 7.1 8.4 | 178 12 -0.3 11.8 5 916 914 220 11 7.1 8.4 | 178 12 -0.3 11.8 6 885 1219 235 11 9.0 6.3 | 189 10 1.6 9.6 7 850 1565 270 11 11.0 -0.0 | 227 5 3.6 3.3 8 824 1829 290 11 10.3 -3.8 | 278 3 2.9 -0.4 9 794 2134 310 8 6.1 -5.1 | 35 2 -1.3 -1.8 10 766 2438 325 11 6.3 -9.0 | 11 6 -1.1 -5.7 11 739 2743 330 14 7.0 -12.1 | 3 9 -0.4 -8.8 12 712 3048 280 1 1.0 -0.2 | 116 7 -6.4 3.2 13 700 3194 215 4 2.3 3.3 | 142 8 -5.1 6.6 14 660 3658 230 6 4.6 3.9 | 159 8 -2.8 7.2 15 612 4267 240 4 3.5 2.0 | 144 7 -3.9 5.3 16 589 4572 295 10 9.1 -4.2 | 298 2 1.7 -0.9 17 567 4877 290 10 9.4 -3.4 | 272 2 2.0 -0.1 18 525 5486 255 19 18.4 4.9 | 233 14 11.0 8.3 19 505 5791 260 28 27.6 4.9 | 248 22 20.2 8.2 20 500 5870 260 27 26.6 4.7 | 247 21 19.2 8.0 21 485 6096 265 27 26.9 2.4 | 254 20 19.5 5.7 22 466 6401 265 25 24.9 2.2 | 253 18 17.5 5.5 23 430 7010 255 23 22.2 6.0 | 238 17 14.8 9.3 24 400 7560 285 14 13.5 -3.6 | 273 6 6.1 -0.3 25 397 7620 285 15 14.5 -3.9 | 274 7 7.1 -0.5 26 380 7925 275 13 13.0 -1.1 | 248 6 5.5 2.2 27 364 8230 265 25 24.9 2.2 | 253 18 17.5 5.5 28 321 9144 285 32 30.9 -8.3 | 282 24 23.5 -4.9 29 300 9630 285 48 46.4 -12.4 | 283 40 39.0 -9.1 30 270 10363 290 53 49.8 -18.1 | 289 45 42.4 -14.8 31 250 10880 290 55 51.7 -18.8 | 289 47 44.3 -15.5 32 200 12340 285 72 69.5 -18.6 | 284 64 62.1 -15.3 33 165 13530 285 77 74.4 -19.9 | 284 69 67.0 -16.6 34 160 13716 285 77 74.4 -19.9 | 284 69 67.0 -16.6 35 150 14100 285 71 68.6 -18.4 | 284 63 61.2 -15.0 36 144 14343 285 71 68.6 -18.4 | 284 63 61.2 -15.0 37 137 14630 280 65 64.0 -11.3 | 278 57 56.6 -8.0 38 131 14935 295 57 51.7 -24.1 | 295 49 44.3 -20.8 39 124 15240 290 49 46.0 -16.8 | 289 41 38.6 -13.4 40 112 15850 290 38 35.7 -13.0 | 289 30 28.3 -9.7 41 107 16154 305 41 33.6 -23.5 | 308 33 26.2 -20.2 42 101 16459 310 25 19.2 -16.1 | 317 17 11.7 -12.7 43 100 16540 285 28 27.0 -7.2 | 281 20 19.6 -3.9 44 96 16764 285 28 27.0 -7.2 | 281 20 19.6 -3.9 45 87 17374 295 21 19.0 -8.9 | 295 13 11.6 -5.5 46 83 17678 275 12 12.0 -1.0 | 243 5 4.6 2.3 47 75 18288 275 23 22.9 -2.0 | 265 16 15.5 1.3 48 72 18593 290 29 27.3 -9.9 | 288 21 19.8 -6.6 49 70 18730 310 21 16.1 -13.5 | 319 13 8.7 -10.2 50 68 18898 300 22 19.1 -11.0 | 303 14 11.7 -7.7 51 65 19202 315 18 12.7 -12.7 | 330 11 5.3 -9.4 52 62 19507 290 12 11.3 -4.1 | 281 4 3.9 -0.8 53 59 19812 350 11 1.9 -10.8 | 36 9 -5.5 -7.5 54 56 20117 270 10 10.0 -0.0 | 218 4 2.6 3.3 55 54 20422 320 13 8.4 -10.0 | 352 7 1.0 -6.6 56 50 20850 10 5 -0.9 -4.9 | 79 8 -8.3 -1.6 57 46 21336 55 7 -5.7 -4.0 | 87 13 -13.1 -0.7 58 44 21641 330 3 1.5 -2.6 | 97 6 -5.9 0.7 59 42 21946 345 10 2.6 -9.7 | 37 8 -4.8 -6.3 60 40 22250 10 20 -3.5 -19.7 | 34 20 -10.9 -16.4 61 38 22555 110 15 -14.1 5.1 | 111 23 -21.5 8.5 62 36 22860 135 4 -2.8 2.8 | 121 12 -10.2 6.2 63 35 23165 50 13 -10.0 -8.4 | 74 18 -17.4 -5.0 64 33 23470 110 10 -9.4 3.4 | 112 18 -16.8 6.8 65 30 24079 20 10 -3.4 -9.4 | 61 12 -10.8 -6.1 66 30 24090 55 16 -13.1 -9.2 | 74 21 -20.5 -5.8 67 29 24384 50 12 -9.2 -7.7 | 75 17 -16.6 -4.4 68 27 24689 65 22 -19.9 -9.3 | 78 28 -27.3 -6.0 69 26 24994 80 18 -17.7 -3.1 | 90 25 -25.1 0.2 70 25 25298 70 14 -13.2 -4.8 | 86 21 -20.6 -1.5 71 23 25908 85 18 -17.9 -1.6 | 94 25 -25.3 1.8 72 22 26213 65 16 -14.5 -6.8 | 81 22 -21.9 -3.4 73 21 26518 75 16 -15.5 -4.1 | 88 23 -22.9 -0.8 74 20 26730 60 14 -12.1 -7.0 | 79 20 -19.5 -3.7 75 20 26822 55 10 -8.2 -5.7 | 81 16 -15.6 -2.4 76 18 27432 50 12 -9.2 -7.7 | 75 17 -16.6 -4.4 77 17 27737 75 25 -24.1 -6.5 | 84 32 -31.6 -3.1 78 16 28346 80 28 -27.6 -4.9 | 87 35 -35.0 -1.5 79 15 28651 95 26 -25.9 2.3 | 100 34 -33.3 5.6 80 14 28956 125 19 -15.6 10.9 | 122 27 -23.0 14.2 81 14 29261 130 14 -10.7 9.0 | 124 22 -18.1 12.3 82 13 29566 95 17 -16.9 1.5 | 101 25 -24.3 4.8 83 13 29870 95 9 -9.0 0.8 | 104 17 -16.4 4.1 84 10 31370 100 21 -20.7 3.6 | 104 29 -28.1 7.0 85 7 33820 80 38 -37.4 -6.6 | 86 45 -44.8 -3.3 Wind Parameters Mean winds (0-6000m): 264.2 at 10.8 knts Storm direction: 294.2 at 8.1 knts Shear (0-3000m) pos: 2.8 neg: 2.1 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -34.7 deg Storm rel helicity (0-3000m) pos: 43.9 neg: -8.7 tot: 35.2 m^2/s^2 ave: 11.7 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.79 Bulk Shear: 11.59 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 ------------------------------------------------------------------------------- 500 206 8 159 11| 4.0 0.0 4.0| 18.7 -5.7 13.0 26.0 0.44| 9.2 4.0 1000 216 9 170 11| 2.3 0.0 2.3| 23.2 -5.7 17.5 17.5 0.50| 5.6 2.8 1500 228 10 179 10| 3.2 0.0 3.2| 34.6 -5.7 29.0 19.3 0.58| 6.6 3.9 2000 243 10 191 8| 2.9 0.0 2.9| 39.0 -5.7 33.4 16.7 0.67| 6.9 4.6 2500 259 10 205 6| 3.4 0.0 3.4| 39.0 -7.6 31.5 12.6 0.50| 6.7 3.4 3000 270 10 216 4| 2.8 2.1 4.9| 43.9 -8.7 35.2 11.7 0.49| 8.3 4.0 4000 262 9 193 5| 2.3 1.9 4.2| 53.0 -10.9 42.0 10.5 0.49| 7.0 3.4 5000 267 9 196 4| 2.6 1.7 4.4| 58.1 -13.2 44.9 9.0 0.46| 7.1 3.2 6000 264 11 217 6| 2.6 2.2 4.8| 89.7 -22.1 67.5 11.3 0.38| 7.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250613.00.gif