UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061712.upa.cvt Date: 1200Z 17 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 17 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 20.0 19.7 98 0.3 19.8 0 0 292.6 295.2 292.7 333.8 14.51 1 1000 138 19.2 19.2 100 0.0 19.2 120 3 292.4 294.9 292.4 332.4 14.14 2 999 147 19.0 19.0 100 0.0 19.0 121 3 292.2 294.7 292.2 331.8 13.97 3 961 481 17.8 17.8 100 0.0 17.8 165 11 294.3 296.7 292.4 332.7 13.46 4 947 607 18.0 18.0 100 0.0 18.0 180 14 295.7 298.2 293.2 335.5 13.84 5 925 809 17.6 17.6 100 0.0 17.6 200 16 297.3 299.8 293.6 337.3 13.82 6 850 1531 14.8 14.8 100 0.0 14.8 280 14 301.6 304.0 294.0 338.6 12.55 7 833 1702 14.4 14.3 99 0.1 14.3 291 12 303.0 305.3 294.3 339.7 12.40 8 725 2867 8.2 7.4 95 0.8 7.7 276 15 308.5 310.1 293.2 335.7 8.95 9 720 2925 8.6 6.1 84 2.5 7.1 274 15 309.5 311.1 293.0 334.7 8.23 10 700 3158 7.4 4.2 80 3.2 5.6 265 19 310.7 312.1 292.7 333.5 7.41 11 688 3300 6.8 3.3 78 3.5 4.8 258 18 311.6 312.9 292.6 333.5 7.07 12 683 3360 6.8 3.0 77 3.8 4.6 255 18 312.2 313.5 292.7 333.9 6.97 13 678 3420 6.6 2.3 74 4.3 4.2 257 18 312.6 313.9 292.6 333.5 6.68 14 655 3703 4.8 2.6 86 2.2 3.5 265 20 313.7 315.1 293.3 335.8 7.07 15 651 3753 4.8 -0.2 70 5.0 2.1 264 20 314.3 315.4 292.4 332.5 5.80 16 641 3879 4.0 0.7 79 3.3 2.2 263 20 314.7 315.9 292.9 334.6 6.29 17 635 3955 3.4 -0.4 76 3.8 1.4 263 20 314.9 316.0 292.6 333.4 5.86 18 633 3981 3.6 -2.4 65 6.0 0.5 262 20 315.4 316.4 292.2 331.5 5.07 19 630 4019 3.4 -0.5 76 3.9 1.3 262 20 315.6 316.7 292.9 334.2 5.86 20 628 4045 3.4 -2.6 65 6.0 0.3 262 20 315.9 316.9 292.2 332.0 5.03 21 624 4097 3.0 -4.0 60 7.0 -0.4 262 20 316.0 316.9 291.9 330.6 4.56 22 621 4136 2.8 -3.2 65 6.0 -0.2 261 20 316.2 317.2 292.2 331.8 4.87 23 620 4149 2.8 -4.2 60 7.0 -0.7 261 20 316.4 317.2 291.9 330.9 4.52 24 618 4175 3.0 -13.0 30 16.0 -3.5 261 20 316.9 317.3 290.1 324.4 2.27 25 615 4215 2.4 -4.6 60 7.0 -1.0 261 20 316.7 317.5 291.9 330.8 4.42 26 603 4374 1.6 -3.3 70 4.9 -0.9 256 21 317.5 318.5 292.7 333.5 4.98 27 601 4401 1.4 -5.6 60 7.0 -2.0 254 21 317.6 318.4 292.0 331.1 4.19 28 598 4441 1.2 -3.8 69 5.0 -1.3 252 22 317.8 318.7 292.6 333.3 4.83 29 597 4454 1.4 -7.6 51 9.0 -2.7 252 22 318.2 318.9 291.7 330.0 3.62 30 594 4495 1.2 -5.8 60 7.0 -2.1 250 22 318.4 319.2 292.2 332.0 4.18 31 592 4522 1.0 -7.0 55 8.0 -2.7 248 22 318.5 319.2 292.0 330.9 3.82 32 578 4714 -0.5 -4.6 74 4.1 -2.5 247 22 318.9 319.8 292.8 334.1 4.71 33 560 4966 -1.9 -4.4 83 2.5 -3.1 252 21 320.2 321.1 293.3 336.2 4.93 34 550 5110 -2.3 -6.6 72 4.3 -4.3 257 24 321.4 322.2 293.1 335.3 4.24 35 541 5241 -3.1 -10.1 58 7.0 -6.1 260 26 321.9 322.6 292.4 332.8 3.28 36 534 5344 -3.7 -8.7 68 5.0 -6.0 259 26 322.4 323.1 293.0 334.7 3.71 37 518 5583 -5.5 -11.5 63 6.0 -8.0 257 26 323.0 323.7 292.6 333.3 3.06 38 512 5675 -6.3 -11.3 68 5.0 -8.4 256 26 323.2 323.8 292.7 333.7 3.15 39 502 5829 -7.1 -9.8 81 2.7 -8.2 255 26 324.0 324.7 293.3 336.1 3.62 40 500 5860 -7.1 -10.8 75 3.7 -8.7 255 26 324.4 325.0 293.2 335.6 3.36 41 499 5876 -7.3 -12.2 68 4.9 -9.3 255 26 324.3 324.9 292.9 334.4 3.01 42 497 5907 -7.1 -10.2 78 3.1 -8.4 255 26 324.9 325.6 293.5 336.8 3.54 43 491 6001 -7.5 -12.4 68 4.9 -9.5 255 27 325.6 326.2 293.2 335.7 3.01 44 487 6065 -7.9 -11.2 77 3.3 -9.3 255 27 325.9 326.5 293.6 337.1 3.34 45 485 6097 -7.9 -13.9 62 6.0 -10.2 255 27 326.2 326.8 293.2 335.4 2.69 46 484 6113 -8.1 -12.9 68 4.8 -10.0 255 27 326.2 326.8 293.3 336.1 2.93 47 483 6129 -8.1 -14.1 62 6.0 -10.4 255 27 326.4 326.9 293.2 335.4 2.66 48 480 6177 -8.3 -13.1 68 4.8 -10.2 254 27 326.7 327.3 293.4 336.6 2.91 49 477 6226 -8.3 -17.3 48 9.0 -11.5 253 28 327.3 327.7 292.9 334.4 2.06 50 475 6258 -8.5 -16.5 52 8.0 -11.4 252 28 327.4 327.9 293.1 335.1 2.22 51 473 6291 -8.5 -21.5 34 13.0 -12.6 252 28 327.8 328.1 292.5 332.9 1.45 52 472 6307 -8.5 -22.5 31 14.0 -12.8 252 28 328.0 328.3 292.4 332.7 1.33 53 470 6340 -8.5 -22.5 31 14.0 -12.9 251 28 328.4 328.7 292.6 333.2 1.34 54 461 6490 -9.7 -16.7 57 7.0 -12.2 249 29 328.8 329.2 293.4 336.5 2.25 55 400 7570 -16.5 -20.9 69 4.4 -17.9 260 32 333.5 333.9 294.3 340.0 1.81 56 300 9670 -32.3 -37.3 61 5.0 -33.0 275 27 339.9 340.0 294.8 341.8 0.52 57 250 10930 -42.5 -48.5 52 6.0 -42.9 280 30 342.9 342.9 295.2 343.6 0.19 58 200 12400 -54.9 -59.9 54 5.0 -55.0 270 30 345.8 345.8 295.7 346.1 0.06 59 150 14170 -67.9 -72.3 53 4.4 -67.9 285 29 353.1 353.1 297.3 353.2 0.01 60 142 14503 -70.7 -72.9 72 2.2 -70.7 265 34 353.8 353.8 297.5 353.9 0.01 61 100 16630 -67.7 -86.7 5 19.0 -67.8 240 14 396.9 396.9 304.8 396.9 0.00 62 92 17130 -68.9 -86.9 6 18.0 -69.0 297 15 404.1 404.1 305.7 404.1 0.00 63 89 17329 -66.1 -87.1 4 21.0 -66.2 329 15 413.6 413.6 306.9 413.6 0.00 64 79 18047 -69.1 -88.1 5 19.0 -69.2 26 9 421.7 421.7 307.9 421.7 0.00 65 70 18780 -62.9 -87.9 2 25.0 -63.2 135 8 449.8 449.8 310.8 449.8 0.00 66 69 18868 -62.9 -87.9 2 25.0 -63.2 144 10 451.7 451.7 311.0 451.7 0.00 67 65 19234 -64.5 -87.5 3 23.0 -64.7 182 16 456.0 456.0 311.4 456.0 0.00 68 57 20037 -63.1 -88.1 2 25.0 -63.4 219 8 476.6 476.6 313.2 476.6 0.00 69 50 20850 -58.9 -86.9 2 28.0 -59.6 40 12 504.7 504.7 315.3 504.7 0.00 70 46 21374 -57.1 -86.1 1 29.0 -58.0 22 11 521.2 521.2 316.4 521.2 0.01 71 40 22261 -55.1 -85.1 1 30.0 -56.3 94 17 547.5 547.5 317.9 547.5 0.01 72 38 22586 -56.7 -85.7 1 29.0 -57.8 90 19 551.5 551.5 318.2 551.5 0.01 73 31 23888 -52.3 -84.3 1 32.0 -54.3 123 7 596.4 596.4 320.5 596.5 0.01 74 30 24100 -52.1 -84.1 1 32.0 -54.2 65 13 602.6 602.6 320.7 602.7 0.01 75 29 24320 -52.5 -83.5 1 31.0 -54.6 57 12 607.4 607.4 320.9 607.5 0.01 76 22 26124 -48.3 -82.3 1 34.0 -52.1 45 12 669.8 669.8 323.4 670.0 0.02 77 20 26750 -49.5 -82.5 1 33.0 -53.1 75 23 684.7 684.7 323.9 684.8 0.02 78 19 27086 -49.7 -82.7 1 33.0 -53.4 80 21 694.2 694.2 324.3 694.3 0.02 79 15 28650 -45.3 -81.3 1 36.0 -51.3 85 26 757.3 757.3 326.1 757.6 0.04 80 11 30733 -42.7 -80.7 1 38.0 -51.1 93 27 837.0 837.1 328.1 837.5 0.05 81 10 31380 -40.5 -79.5 1 39.0 -50.5 70 28 868.4 868.4 328.8 869.1 0.07 82 9.3 31875 -39.7 -79.7 1 40.0 -50.5 80 28 889.6 889.7 329.2 890.4 0.08 83 9.0 32099 -39.7 -79.7 1 40.0 -50.7 85 28 898.0 898.1 329.4 898.8 0.08 84 7.9 32998 -34.9 -77.9 0 43.0 -49.4 103 28 951.3 951.4 330.4 952.6 0.12 85 7.2 33644 -35.7 -78.7 0 43.0 -50.2 116 28 973.6 973.7 330.8 974.9 0.11 86 7.0 33840 -35.5 -78.5 0 43.0 -50.3 120 28 982.3 982.4 330.9 983.7 0.12 87 6.4 34465 -34.7 -77.7 0 43.0 -50.5 1011.2 1011.3 331.4 1013.0 0.15 88 5.8 35157 -31.7 -75.7 0 44.0 -50.0 1053.1 1053.3 332.0 1056.0 0.23 TRP 142 14503 -70.7 -72.9 72 2.2 -70.7 265 34 353.8 353.8 297.5 353.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5722.00 m Freezing level: 582.67 mb = 4650.05 m = 15255.87 ft Wetbulb zero: 626.36 mb = 4066.52 m = 13341.43 ft Precipitable water: 1.99 inches Sfc-500 mean rel hum: 84.46 % Est. max temperature: 28.65 C = 83.58 F Sfc-Lift cond lev (LCL): 1001.90 mb = 125.30 m = 411.10 ft T: 19.45 C 700-500 lapse rate: 5.37 C/km ThetaE index: 6.27 C Layer 725.0- 683.0 mb Conv cond level (CCL): 984.16 mb = 275.63 m = 904.27 ft Mean mixing ratio: 13.76 g/kg Conv temperature: 20.38 C = 68.68 F Cap Strength: 2.39 C Lifted Index: 2.02 C Risk: None Lifted Index @300 mb: 5.09 C Lifted Index @700 mb: 1.46 C Showalter Index: 0.26 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.90 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 231.60 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.69 J/kg Max Up Vert Vel: 7.17 m/s Conv Inhibition (B-): 44838.57 J/kg Cap Strength: 2.31 C Lift Cond Lev (LCL): 955.06 mb = 534.08 m = 1752.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 13 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 0 0 -0.0 -0.0 | 105 13 -12.6 3.4 1 1000 138 120 3 -2.6 1.5 | 108 16 -15.2 4.9 2 981 305 145 6 -3.4 4.9 | 117 18 -16.1 8.3 3 947 610 180 14 0.0 14.0 | 144 22 -12.6 17.4 4 925 809 200 16 5.5 15.0 | 159 20 -7.2 18.4 5 914 914 210 16 8.0 13.9 | 165 18 -4.6 17.3 6 882 1219 230 15 11.5 9.6 | 175 13 -1.2 13.0 7 851 1524 275 14 13.9 -1.2 | 211 3 1.3 2.2 8 850 1531 280 14 13.8 -2.4 | 230 1 1.1 1.0 9 820 1829 300 11 9.5 -5.5 | 56 4 -3.1 -2.1 10 791 2134 275 10 10.0 -0.9 | 133 4 -2.7 2.5 11 763 2438 270 11 11.0 -0.0 | 154 4 -1.6 3.4 12 736 2743 280 16 15.8 -2.8 | 259 3 3.1 0.6 13 709 3048 270 14 14.0 -0.0 | 202 4 1.4 3.4 14 700 3158 265 19 18.9 1.7 | 231 8 6.3 5.1 15 683 3353 255 18 17.4 4.7 | 210 9 4.7 8.1 16 658 3658 265 20 19.9 1.7 | 235 9 7.3 5.1 17 610 4267 260 20 19.7 3.5 | 226 10 7.0 6.9 18 587 4572 245 23 20.8 9.7 | 212 15 8.2 13.1 19 565 4877 250 20 18.8 6.8 | 211 12 6.1 10.2 20 544 5182 260 26 25.6 4.5 | 239 15 13.0 7.9 21 500 5860 255 26 25.1 6.7 | 231 16 12.5 10.1 22 485 6096 255 27 26.1 7.0 | 232 17 13.4 10.4 23 448 6706 245 30 27.2 12.7 | 222 22 14.5 16.1 24 400 7570 260 32 31.5 5.6 | 245 21 18.9 9.0 25 397 7620 260 34 33.5 5.9 | 246 23 20.8 9.3 26 336 8839 275 26 25.9 -2.3 | 265 13 13.3 1.1 27 322 9144 275 25 24.9 -2.2 | 264 12 12.3 1.2 28 309 9449 270 25 25.0 -0.0 | 255 13 12.4 3.4 29 300 9670 275 27 26.9 -2.4 | 266 14 14.2 1.0 30 250 10930 280 30 29.5 -5.2 | 276 17 16.9 -1.8 31 216 11887 280 33 32.5 -5.7 | 277 20 19.8 -2.3 32 200 12400 270 30 30.0 -0.0 | 259 18 17.4 3.4 33 187 12802 265 34 33.9 3.0 | 253 22 21.2 6.4 34 150 14170 285 29 28.0 -7.5 | 285 16 15.4 -4.1 35 146 14326 285 28 27.0 -7.2 | 285 15 14.4 -3.8 36 142 14503 265 34 33.9 3.0 | 253 22 21.2 6.4 37 139 14630 265 35 34.9 3.1 | 254 23 22.2 6.5 38 132 14935 275 38 37.9 -3.3 | 270 25 25.2 0.1 39 126 15240 280 30 29.5 -5.2 | 276 17 16.9 -1.8 40 103 16459 275 12 12.0 -1.0 | 164 2 -0.7 2.4 41 100 16630 240 14 12.1 7.0 | 177 10 -0.5 10.4 42 98 16764 240 14 12.1 7.0 | 177 10 -0.5 10.4 43 88 17374 335 15 6.3 -13.6 | 32 12 -6.3 -10.2 44 84 17678 10 18 -3.1 -17.7 | 48 21 -15.8 -14.3 45 80 17983 40 10 -6.4 -7.7 | 77 20 -19.1 -4.3 46 76 18288 335 5 2.1 -4.5 | 84 11 -10.5 -1.1 47 72 18593 350 10 1.7 -9.8 | 59 13 -10.9 -6.4 48 70 18780 135 8 -5.7 5.7 | 116 20 -18.3 9.1 49 65 19202 180 16 0.0 16.0 | 147 23 -12.6 19.4 50 62 19507 195 15 3.9 14.5 | 154 20 -8.8 17.9 51 59 19812 170 12 -2.1 11.8 | 136 21 -14.7 15.2 52 54 20422 300 2 1.7 -1.0 | 102 11 -10.9 2.4 53 51 20726 330 12 6.0 -10.4 | 44 10 -6.6 -7.0 54 50 20850 40 12 -7.7 -9.2 | 74 21 -20.4 -5.8 55 49 21031 35 15 -8.6 -12.3 | 67 23 -21.3 -8.9 56 46 21336 20 10 -3.4 -9.4 | 70 17 -16.1 -6.0 57 42 21946 45 22 -15.6 -15.6 | 67 31 -28.2 -12.2 58 40 22250 95 17 -16.9 1.5 | 99 30 -29.6 4.9 59 38 22555 85 19 -18.9 -1.7 | 93 32 -31.6 1.7 60 36 22860 125 19 -15.6 10.9 | 117 32 -28.2 14.3 61 35 23165 120 18 -15.6 9.0 | 114 31 -28.2 12.4 62 33 23470 110 17 -16.0 5.8 | 108 30 -28.6 9.2 63 32 23774 150 10 -5.0 8.7 | 124 21 -17.6 12.1 64 30 24079 80 2 -2.0 -0.3 | 102 15 -14.6 3.1 65 30 24100 65 13 -11.8 -5.5 | 85 25 -24.4 -2.1 66 29 24384 55 12 -9.8 -6.9 | 81 23 -22.5 -3.5 67 27 24689 80 14 -13.8 -2.4 | 92 26 -26.4 1.0 68 25 25298 100 11 -10.8 1.9 | 103 24 -23.5 5.3 69 24 25603 45 10 -7.1 -7.1 | 79 20 -19.7 -3.7 70 22 26213 45 12 -8.5 -8.5 | 76 22 -21.1 -5.1 71 20 26750 75 23 -22.2 -6.0 | 86 35 -34.9 -2.6 72 18 27432 85 20 -19.9 -1.7 | 93 33 -32.6 1.7 73 17 27737 70 18 -16.9 -6.2 | 85 30 -29.6 -2.8 74 14 28956 90 28 -28.0 0.0 | 95 41 -40.6 3.4 75 13 29566 135 26 -18.4 18.4 | 125 38 -31.0 21.8 76 10 31380 70 28 -26.3 -9.6 | 81 39 -39.0 -6.2 77 7 33840 120 28 -24.2 14.0 | 115 41 -36.9 17.4 Wind Parameters Mean winds (0-6000m): 255.0 at 17.5 knts Storm direction: 285.0 at 13.1 knts Shear (0-3000m) pos: 2.3 neg: 0.9 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 116.7 deg Storm rel helicity (0-3000m) pos: 133.2 neg: -1.7 tot: 131.4 m^2/s^2 ave: 43.8 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 6.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.52 Bulk Shear: 49.56 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 ------------------------------------------------------------------------------- 500 161 7 124 18| 14.1 0.0 14.1| 62.8 0.0 62.8 125.5 0.77| 16.6 12.8 1000 190 11 144 18| 7.9 0.0 7.9|111.9 0.0 111.9 111.9 0.78| 14.5 11.3 1500 213 12 157 15| 4.6 0.0 4.6|124.5 0.0 124.5 83.0 0.64| 15.2 9.8 2000 232 12 164 11| 3.4 0.9 4.3|127.5 0.0 127.5 63.8 0.66| 13.6 9.0 2500 242 12 166 9| 2.7 0.5 3.2|130.9 0.0 130.9 52.4 0.68| 11.8 8.1 3000 250 12 173 8| 2.3 0.9 3.2|133.2 -1.7 131.4 43.8 0.62| 11.0 6.9 4000 255 14 189 7| 1.7 1.2 2.9|141.8 -8.5 133.3 33.3 0.56| 9.5 5.3 5000 254 16 198 8| 1.8 1.5 3.4|157.5 -20.0 137.6 27.5 0.48| 9.1 4.3 6000 255 17 208 9| 1.5 1.5 3.0|165.6 -28.2 137.4 22.9 0.45| 8.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250617.12.gif