UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061600.upa.cvt Date: 0000Z 16 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 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 19.2 18.0 93 1.2 18.4 65 8 291.7 294.0 291.3 328.4 12.99 1 1005 120 18.2 17.5 96 0.7 17.8 69 8 290.9 293.2 290.7 326.5 12.61 2 1000 157 18.0 17.2 95 0.8 17.5 75 9 291.1 293.4 290.6 326.2 12.44 3 935 730 15.2 15.1 99 0.1 15.1 111 14 293.9 296.0 290.9 327.1 11.62 4 925 822 16.8 16.8 100 0.0 16.8 135 17 296.5 298.9 292.9 334.3 13.12 5 921 859 17.0 17.0 100 0.0 17.0 137 17 297.1 299.5 293.2 335.7 13.35 6 867 1375 15.8 15.8 100 0.0 15.8 161 12 301.0 303.4 294.2 339.6 13.13 7 862 1425 15.6 15.6 100 0.0 15.6 169 12 301.3 303.7 294.2 339.6 13.04 8 850 1544 15.0 15.0 100 0.0 15.0 175 11 301.9 304.2 294.1 339.4 12.72 9 818 1869 13.6 12.8 95 0.8 13.1 164 9 303.7 305.8 293.7 337.7 11.43 10 805 2005 12.8 12.8 100 0.0 12.8 162 9 304.3 306.4 294.0 338.9 11.62 11 798 2078 12.6 11.5 93 1.1 11.9 161 9 304.8 306.8 293.6 336.9 10.75 12 773 2346 11.2 11.2 100 0.0 11.2 160 5 306.1 308.1 294.0 338.8 10.88 13 700 3170 6.6 6.6 100 0.0 6.6 190 2 309.8 311.4 293.5 336.7 8.77 14 689 3300 6.0 6.0 100 0.0 6.0 207 2 310.5 312.1 293.5 336.8 8.55 15 687 3324 6.2 6.1 99 0.1 6.1 210 2 311.0 312.6 293.7 337.6 8.63 16 681 3396 5.0 5.0 100 0.0 5.0 219 3 310.5 312.0 293.1 335.3 8.06 17 638 3926 3.0 2.9 99 0.1 2.9 265 10 314.0 315.4 293.6 337.2 7.41 18 637 3939 3.0 3.0 100 0.0 3.0 265 10 314.2 315.6 293.7 337.6 7.48 19 625 4092 1.4 0.2 92 1.2 0.8 274 12 314.1 315.2 292.7 333.6 6.22 20 618 4183 1.0 -0.6 89 1.6 0.1 279 13 314.6 315.7 292.6 333.3 5.94 21 617 4196 1.0 -0.6 89 1.6 0.1 280 13 314.8 315.9 292.7 333.5 5.95 22 593 4514 -0.9 -1.3 97 0.4 -1.1 276 14 316.1 317.3 293.0 334.8 5.88 23 589 4568 -0.9 -2.3 90 1.4 -1.6 273 14 316.7 317.8 292.9 334.3 5.49 24 577 4733 -1.7 -2.7 93 1.0 -2.2 267 15 317.7 318.7 293.1 335.1 5.44 25 576 4746 -1.3 -2.6 91 1.3 -2.0 266 15 318.3 319.4 293.3 335.9 5.49 26 558 4999 -3.1 -3.6 96 0.5 -3.4 255 14 319.1 320.1 293.3 336.0 5.26 27 553 5070 -3.7 -4.7 93 1.0 -4.2 251 13 319.2 320.1 293.0 335.0 4.88 28 551 5099 -3.7 -6.2 83 2.5 -4.9 250 13 319.5 320.4 292.7 333.7 4.37 29 513 5660 -7.1 -7.9 94 0.8 -7.5 248 16 322.0 322.8 293.2 335.5 4.12 30 504 5798 -7.7 -7.9 98 0.2 -7.8 250 17 322.9 323.7 293.5 336.7 4.19 31 501 5844 -7.9 -9.5 88 1.6 -8.6 250 18 323.2 324.0 293.2 335.5 3.72 32 500 5860 -7.9 -9.0 92 1.1 -8.4 250 18 323.4 324.2 293.4 336.2 3.87 33 497 5907 -8.1 -8.6 96 0.5 -8.3 251 18 323.7 324.5 293.6 337.0 4.02 34 486 6081 -9.1 -9.3 98 0.2 -9.2 255 18 324.6 325.3 293.7 337.5 3.89 35 483 6129 -9.5 -9.7 98 0.2 -9.6 254 18 324.7 325.4 293.6 337.3 3.79 36 471 6324 -10.3 -12.3 85 2.0 -11.1 248 21 326.0 326.6 293.5 336.7 3.16 37 470 6341 -10.1 -12.3 84 2.2 -11.0 247 21 326.5 327.1 293.6 337.1 3.17 38 467 6391 -10.5 -13.0 82 2.5 -11.5 246 22 326.6 327.2 293.5 336.7 3.01 39 462 6474 -11.1 -13.7 81 2.6 -12.1 248 21 326.8 327.4 293.4 336.6 2.87 40 449 6693 -12.5 -13.9 89 1.4 -13.0 259 15 327.7 328.3 293.7 337.6 2.91 41 438 6883 -13.9 -15.7 86 1.8 -14.6 274 16 328.3 328.8 293.6 337.1 2.57 42 427 7077 -15.5 -15.9 97 0.4 -15.6 278 18 328.6 329.2 293.7 337.5 2.59 43 425 7112 -15.7 -16.1 97 0.4 -15.9 274 19 328.8 329.3 293.7 337.6 2.56 44 424 7130 -15.1 -16.9 86 1.8 -15.7 272 19 329.8 330.3 293.9 338.1 2.40 45 423 7148 -15.3 -17.4 84 2.1 -16.0 270 20 329.8 330.3 293.8 337.8 2.31 46 421 7184 -15.3 -17.7 82 2.4 -16.1 266 20 330.2 330.7 293.9 338.1 2.26 47 415 7293 -16.1 -18.9 79 2.8 -17.0 253 22 330.6 331.0 293.8 337.8 2.07 48 403 7514 -17.7 -20.3 80 2.6 -18.5 250 24 331.3 331.7 293.8 337.9 1.89 49 400 7570 -18.3 -21.7 75 3.4 -19.3 250 24 331.2 331.5 293.6 337.2 1.69 50 396 7645 -19.1 -24.1 65 5.0 -20.4 250 22 331.1 331.4 293.3 336.0 1.38 51 395 7664 -18.9 -24.9 59 6.0 -20.5 250 22 331.6 331.9 293.4 336.2 1.28 52 391 7739 -19.5 -23.6 70 4.1 -20.6 250 22 331.8 332.1 293.6 337.0 1.46 53 390 7758 -19.7 -25.7 59 6.0 -21.2 250 22 331.8 332.0 293.3 336.1 1.21 54 386 7835 -20.3 -25.0 66 4.7 -21.5 251 23 332.0 332.2 293.5 336.6 1.30 55 385 7854 -20.3 -22.9 80 2.6 -21.0 251 23 332.2 332.5 293.8 337.8 1.58 56 300 9650 -33.9 -38.9 61 5.0 -34.5 260 24 337.6 337.7 294.1 339.3 0.44 57 250 10900 -42.9 -58.9 16 16.0 -43.6 275 25 342.3 342.3 294.9 342.5 0.05 58 200 12370 -55.3 -66.3 24 11.0 -55.5 260 18 345.2 345.2 295.6 345.3 0.03 59 150 14140 -67.9 -72.9 49 5.0 -67.9 275 20 353.1 353.1 297.3 353.2 0.01 60 143 14431 -68.9 -73.2 54 4.3 -68.9 290 27 356.2 356.2 298.0 356.3 0.01 61 100 16620 -64.7 -86.7 3 22.0 -64.8 280 7 402.7 402.7 305.6 402.7 0.00 62 90 17257 -66.7 -87.7 4 21.0 -66.8 295 12 411.1 411.1 306.6 411.1 0.00 63 85 17603 -65.1 -88.1 3 23.0 -65.3 329 14 421.1 421.1 307.9 421.1 0.00 64 83 17747 -65.7 -88.7 3 23.0 -65.9 338 16 422.7 422.7 308.0 422.7 0.00 65 70 18780 -64.9 -88.9 2 24.0 -65.1 295 9 445.5 445.5 310.4 445.5 0.00 66 68 18958 -64.9 -88.9 2 24.0 -65.1 302 13 449.2 449.2 310.8 449.3 0.00 67 59 19840 -58.7 -87.7 1 29.0 -59.3 356 21 481.8 481.8 313.6 481.8 0.00 68 52 20634 -59.5 -87.5 1 28.0 -60.1 73 12 497.7 497.7 314.8 497.7 0.00 69 50 20880 -59.3 -87.3 1 28.0 -59.9 140 2 503.7 503.7 315.2 503.8 0.00 70 48 21137 -57.9 -86.9 1 29.0 -58.7 146 4 513.0 513.0 315.8 513.0 0.00 71 45 21543 -58.5 -87.5 1 29.0 -59.3 142 5 521.1 521.1 316.4 521.1 0.00 72 40 22287 -57.1 -87.1 1 30.0 -58.1 115 3 542.5 542.5 317.6 542.5 0.00 73 38 22613 -54.3 -86.3 1 32.0 -55.7 104 3 557.6 557.6 318.5 557.6 0.01 74 36 22959 -56.3 -87.3 1 31.0 -57.5 87 3 561.1 561.1 318.7 561.2 0.01 75 33 23513 -55.5 -86.5 1 31.0 -56.9 47 11 577.4 577.4 319.5 577.4 0.01 76 32 23708 -56.5 -86.5 1 30.0 -57.8 57 15 579.8 579.8 319.6 579.9 0.01 77 30 24120 -54.5 -86.5 1 32.0 -56.2 80 2 596.1 596.1 320.5 596.1 0.01 78 28 24562 -53.5 -85.5 1 32.0 -55.5 60 9 610.7 610.7 321.1 610.8 0.01 79 26 25038 -54.1 -87.1 1 33.0 -56.1 40 20 622.1 622.1 321.6 622.2 0.01 80 24 25557 -49.1 -83.1 1 34.0 -52.4 35 25 651.0 651.0 322.7 651.2 0.02 81 22 26129 -47.9 -83.9 1 36.0 -51.8 67 22 671.0 671.0 323.4 671.1 0.02 82 20 26760 -45.7 -83.7 1 38.0 -50.6 95 16 696.3 696.3 324.3 696.4 0.02 83 19 27102 -44.9 -82.9 1 38.0 -50.3 99 13 709.1 709.1 324.7 709.2 0.02 84 17 27844 -45.5 -83.5 1 38.0 -51.0 122 18 730.1 730.1 325.4 730.2 0.02 85 15 28681 -44.1 -84.1 0 40.0 -50.7 119 18 761.3 761.3 326.3 761.5 0.02 86 14 29143 -45.1 -84.1 0 39.0 -51.5 87 17 773.1 773.1 326.5 773.3 0.02 87 13 29638 -44.1 -84.1 0 40.0 -51.2 85 19 793.1 793.1 327.1 793.4 0.03 88 12 30180 -40.1 -81.1 0 41.0 -49.5 75 11 825.7 825.7 327.8 826.1 0.05 89 11 30775 -38.9 -80.9 0 42.0 -49.3 68 16 850.8 850.9 328.4 851.3 0.05 90 10 31430 -38.1 -80.1 0 42.0 -49.4 60 21 877.3 877.4 329.0 878.0 0.07 91 8.8 32312 -37.1 -79.1 0 42.0 -49.7 913.9 913.9 329.7 914.8 0.09 92 7.5 33416 -37.5 -79.5 0 42.0 -50.7 955.0 955.0 330.4 956.1 0.10 TRP 143 14431 -68.9 -73.2 54 4.3 -68.9 290 27 356.2 356.2 298.0 356.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5703.00 m Freezing level: 604.37 mb = 4363.56 m = 14315.98 ft Wetbulb zero: 614.33 mb = 4230.94 m = 13880.87 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 96.43 % Est. max temperature: 29.01 C = 84.22 F Sfc-Lift cond lev (LCL): 990.59 mb = 237.71 m = 779.88 ft T: 17.61 C 700-500 lapse rate: 5.39 C/km ThetaE index: 2.16 C Layer 1005.0- 935.0 mb Conv cond level (CCL): 965.47 mb = 456.84 m = 1498.82 ft Mean mixing ratio: 12.33 g/kg Conv temperature: 20.13 C = 68.23 F Cap Strength: 3.83 C Lifted Index: 3.92 C Risk: None Lifted Index @300 mb: 7.21 C Lifted Index @700 mb: 2.71 C Showalter Index: -0.83 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.90 C K Index: 37.90 Risk: > 80 % chance of thunderstorms Sweat Index: 220.00 Risk: None Energy Index: -0.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.15 J/kg Max Up Vert Vel: 7.23 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.76 C Lift Cond Lev (LCL): 952.23 mb = 574.64 m = 1885.26 ft Lev Free Conv (LFC): 947.23 mb = 619.55 m = 2032.63 ft Equ Level (EL): 927.23 mb = 801.48 m = 2629.49 ft B at Equ Level: 23.06 J/kg Max Parcel Lev (MPL): 887.23 mb = 1178.29 m = 3865.73 ft Wind level data Storm motion: 252 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 1008 98 65 8 -7.3 -3.4 | 69 16 -14.7 -5.8 1 1000 157 75 9 -8.7 -2.3 | 74 17 -16.2 -4.7 2 983 305 65 11 -10.0 -4.6 | 68 19 -17.5 -7.0 3 948 610 80 9 -8.9 -1.6 | 76 17 -16.3 -3.9 4 925 822 135 17 -12.0 12.0 | 116 22 -19.5 9.6 5 915 914 140 17 -10.9 13.0 | 120 21 -18.4 10.7 6 883 1219 135 10 -7.1 7.1 | 108 15 -14.6 4.7 7 852 1524 185 13 1.1 13.0 | 149 12 -6.3 10.6 8 850 1544 175 11 -1.0 11.0 | 135 12 -8.4 8.6 9 822 1829 165 9 -2.3 8.7 | 123 12 -9.8 6.3 10 792 2134 160 9 -3.1 8.5 | 120 12 -10.6 6.1 11 764 2438 160 3 -1.0 2.8 | 93 9 -8.5 0.4 12 737 2743 145 4 -2.3 3.3 | 95 10 -9.8 0.9 13 700 3170 190 2 0.3 2.0 | 87 7 -7.1 -0.4 14 684 3353 215 2 1.1 1.6 | 83 6 -6.3 -0.7 15 659 3658 250 7 6.6 2.4 | 91 1 -0.9 0.0 16 610 4267 285 14 13.5 -3.6 | 315 9 6.0 -6.0 17 565 4877 260 15 14.8 2.6 | 268 7 7.3 0.2 18 544 5182 245 12 10.9 5.1 | 231 4 3.4 2.7 19 500 5860 250 18 16.9 6.2 | 248 10 9.4 3.8 20 485 6096 255 18 17.4 4.7 | 257 10 9.9 2.3 21 466 6401 245 22 19.9 9.3 | 241 14 12.5 6.9 22 448 6706 260 15 14.8 2.6 | 268 7 7.3 0.2 23 430 7010 285 17 16.4 -4.4 | 307 11 8.9 -6.8 24 414 7315 250 23 21.6 7.9 | 249 15 14.1 5.5 25 400 7570 250 24 22.6 8.2 | 249 16 15.1 5.8 26 397 7620 250 22 20.7 7.5 | 249 14 13.2 5.2 27 322 9144 255 26 25.1 6.7 | 256 18 17.6 4.4 28 300 9650 260 24 23.6 4.2 | 264 16 16.2 1.8 29 259 10668 265 34 33.9 3.0 | 269 26 26.4 0.6 30 250 10900 275 25 24.9 -2.2 | 285 18 17.4 -4.6 31 247 10973 275 25 24.9 -2.2 | 285 18 17.4 -4.6 32 225 11582 260 38 37.4 6.6 | 262 30 29.9 4.2 33 205 12192 255 23 22.2 6.0 | 256 15 14.7 3.6 34 200 12370 260 18 17.7 3.1 | 266 10 10.2 0.8 35 186 12802 265 15 14.9 1.3 | 278 8 7.5 -1.1 36 177 13106 300 13 11.3 -6.5 | 337 10 3.8 -8.9 37 161 13716 295 20 18.1 -8.5 | 315 15 10.6 -10.8 38 153 14021 275 20 19.9 -1.7 | 288 13 12.4 -4.1 39 150 14140 275 20 19.9 -1.7 | 288 13 12.4 -4.1 40 143 14431 290 27 25.4 -9.2 | 303 21 17.9 -11.6 41 125 15240 305 30 24.6 -17.2 | 319 26 17.1 -19.6 42 119 15545 305 36 29.5 -20.6 | 316 32 22.0 -23.0 43 113 15850 330 25 12.5 -21.7 | 348 25 5.0 -24.0 44 103 16459 330 21 10.5 -18.2 | 352 21 3.0 -20.6 45 100 16620 280 7 6.9 -1.2 | 9 4 -0.6 -3.6 46 98 16764 340 10 3.4 -9.4 | 19 12 -4.1 -11.8 47 93 17069 270 11 11.0 -0.0 | 304 4 3.5 -2.4 48 88 17374 310 12 9.2 -7.7 | 350 10 1.7 -10.1 49 84 17678 335 14 5.9 -12.7 | 6 15 -1.6 -15.1 50 80 17983 350 22 3.8 -21.7 | 9 24 -3.7 -24.0 51 76 18288 5 10 -0.9 -10.0 | 34 15 -8.4 -12.3 52 72 18593 340 1 0.3 -0.9 | 65 8 -7.1 -3.3 53 70 18780 295 9 8.2 -3.8 | 354 6 0.7 -6.2 54 62 19507 325 26 14.9 -21.3 | 343 25 7.4 -23.7 55 59 19812 355 21 1.8 -20.9 | 14 24 -5.7 -23.3 56 54 20422 10 17 -3.0 -16.7 | 29 22 -10.4 -19.1 57 51 20726 100 10 -9.8 1.7 | 88 17 -17.3 -0.6 58 50 20880 140 2 -1.3 1.5 | 85 9 -8.8 -0.8 59 47 21336 150 6 -3.0 5.2 | 105 11 -10.5 2.8 60 37 22860 95 2 -2.0 0.2 | 77 10 -9.5 -2.2 61 33 23470 45 10 -7.1 -7.1 | 57 17 -14.6 -9.4 62 32 23774 60 16 -13.9 -8.0 | 64 24 -21.3 -10.4 63 30 24079 125 17 -13.9 9.8 | 109 23 -21.4 7.4 64 30 24120 80 2 -2.0 -0.3 | 74 10 -9.5 -2.7 65 29 24384 145 7 -4.0 5.7 | 106 12 -11.5 3.4 66 27 24689 5 10 -0.9 -10.0 | 34 15 -8.4 -12.3 67 26 24994 40 20 -12.9 -15.3 | 49 27 -20.3 -17.7 68 24 25603 35 25 -14.3 -20.5 | 44 32 -21.8 -22.9 69 21 26518 90 20 -20.0 0.0 | 85 28 -27.5 -2.4 70 20 26760 95 16 -15.9 1.4 | 88 23 -23.4 -1.0 71 20 26822 80 16 -15.8 -2.8 | 78 24 -23.2 -5.1 72 19 27127 100 13 -12.8 2.3 | 90 20 -20.3 -0.1 73 18 27432 105 15 -14.5 3.9 | 94 22 -22.0 1.5 74 17 28042 130 19 -14.6 12.2 | 114 24 -22.0 9.8 75 16 28346 120 17 -14.7 8.5 | 105 23 -22.2 6.1 76 15 28651 125 18 -14.7 10.3 | 110 24 -22.2 8.0 77 14 28956 85 17 -16.9 -1.5 | 81 25 -24.4 -3.9 78 13 29566 90 17 -17.0 0.0 | 84 25 -24.5 -2.4 79 13 29870 75 23 -22.2 -6.0 | 74 31 -29.7 -8.3 80 12 30175 75 11 -10.6 -2.8 | 74 19 -18.1 -5.2 81 10 31430 60 21 -18.2 -10.5 | 63 29 -25.7 -12.9 Wind Parameters Mean winds (0-6000m): 222.4 at 10.5 knts Storm direction: 252.4 at 7.8 knts Shear (0-3000m) pos: 2.6 neg: 1.3 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 21.0 deg Storm rel helicity (0-3000m) pos: 127.5 neg: -52.6 tot: 75.0 m^2/s^2 ave: 25.0 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 2.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.51 Bulk Shear: 51.19 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 71 10 72 18| 2.5 0.0 2.5| 16.1 -5.9 10.2 20.4 0.33| 7.0 2.3 1000 105 12 92 19| 6.6 0.0 6.6| 94.0 -16.4 77.5 77.5 0.56| 13.9 7.8 1500 123 12 103 18| 5.2 0.0 5.2|126.9 -30.2 96.7 64.4 0.49| 14.2 6.9 2000 133 11 109 17| 3.9 0.7 4.6|126.9 -38.5 88.4 44.2 0.40| 11.3 4.5 2500 137 10 109 15| 3.1 1.5 4.6|127.2 -50.9 76.3 30.5 0.26| 10.4 2.7 3000 138 9 108 14| 2.6 1.3 3.9|127.5 -52.6 75.0 25.0 0.23| 9.1 2.1 4000 153 8 114 12| 2.8 1.0 3.8|129.5 -53.9 75.6 18.9 0.17| 8.6 1.4 5000 198 9 145 8| 2.3 0.2 2.4|130.6 -70.0 60.6 12.1 0.04| 8.2 0.3 6000 222 10 175 5| 2.1 0.2 2.3|138.3 -71.2 67.1 11.2 0.06| 7.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250616.00.gif