UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062612.upa.cvt Date: 1200Z 26 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 26 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 1007 98 25.2 21.9 82 3.3 22.9 0 0 297.8 300.8 295.7 346.1 16.65 1 1000 147 24.8 20.9 79 3.9 22.1 10 4 298.0 300.8 295.2 343.6 15.75 2 986 271 25.4 20.5 74 4.9 21.9 350 10 299.8 302.6 295.6 345.3 15.58 3 963 480 24.6 20.3 77 4.3 21.5 351 10 301.0 303.9 296.0 347.3 15.76 4 943 664 25.0 19.0 69 6.0 20.8 357 9 303.2 305.9 296.0 347.1 14.82 5 925 834 24.0 18.0 69 6.0 19.8 5 7 303.8 306.5 295.7 346.0 14.18 6 903 1045 22.8 17.8 73 5.0 19.3 358 6 304.7 307.4 296.1 347.5 14.35 7 876 1309 20.8 18.1 85 2.7 18.9 351 3 305.3 308.1 296.7 350.4 15.09 8 874 1329 20.6 17.9 85 2.7 18.7 350 3 305.3 308.1 296.6 349.9 14.93 9 862 1449 20.0 16.3 79 3.7 17.5 344 2 305.9 308.4 295.9 346.8 13.65 10 857 1499 20.0 14.0 68 6.0 16.0 341 1 306.4 308.6 294.8 341.9 11.81 11 850 1570 19.4 14.6 74 4.8 16.2 240 4 306.5 308.8 295.2 343.7 12.39 12 846 1611 19.0 15.4 80 3.6 16.5 247 4 306.5 308.9 295.7 345.9 13.12 13 825 1826 17.2 15.0 87 2.2 15.7 284 6 306.8 309.2 295.8 346.2 13.11 14 807 2015 15.8 14.1 90 1.7 14.7 282 8 307.2 309.6 295.6 345.3 12.64 15 804 2047 15.8 14.5 92 1.3 14.9 282 8 307.6 310.0 296.0 346.9 13.03 16 781 2293 14.4 11.4 82 3.0 12.4 278 9 308.6 310.7 294.7 341.7 10.91 17 773 2380 14.0 9.0 72 5.0 10.9 276 10 309.1 310.9 293.7 337.7 9.36 18 744 2703 11.8 8.3 79 3.5 9.6 292 13 310.1 311.9 294.0 338.5 9.28 19 719 2989 10.4 5.4 71 5.0 7.5 290 13 311.6 313.1 293.3 335.9 7.85 20 710 3094 9.6 5.2 74 4.4 7.0 288 13 311.8 313.3 293.3 336.1 7.84 21 708 3117 9.6 5.5 76 4.1 7.2 287 12 312.1 313.6 293.6 337.0 8.03 22 700 3212 9.2 4.6 73 4.6 6.5 285 12 312.7 314.1 293.4 336.4 7.62 23 675 3513 7.6 3.1 73 4.5 5.0 283 10 314.2 315.5 293.4 336.4 7.11 24 666 3624 7.0 1.0 66 6.0 3.7 284 9 314.7 315.9 292.9 334.2 6.19 25 643 3912 4.6 1.4 80 3.2 2.8 281 7 315.1 316.4 293.3 335.9 6.60 26 635 4014 4.0 0.1 76 3.9 1.9 279 7 315.6 316.8 293.0 334.8 6.08 27 631 4066 4.0 -2.0 65 6.0 0.9 279 7 316.2 317.2 292.5 332.9 5.24 28 625 4144 3.4 0.5 81 2.9 1.8 277 6 316.3 317.6 293.4 336.5 6.36 29 603 4434 2.2 -2.4 72 4.6 -0.2 269 7 318.2 319.2 293.2 335.3 5.32 30 596 4529 1.8 -6.2 55 8.0 -2.0 265 7 318.8 319.6 292.2 331.9 4.04 31 595 4542 1.8 -8.2 47 10.0 -2.7 264 7 319.0 319.6 291.8 330.3 3.46 32 593 4570 1.8 -6.2 55 8.0 -2.0 263 7 319.3 320.1 292.4 332.5 4.06 33 591 4597 1.8 -7.2 51 9.0 -2.4 262 8 319.6 320.3 292.2 331.9 3.77 34 590 4611 1.8 -6.2 55 8.0 -2.0 262 8 319.7 320.5 292.5 333.0 4.08 35 588 4638 2.0 -9.0 44 11.0 -3.0 261 8 320.3 320.9 292.0 331.1 3.29 36 586 4666 1.8 -10.2 41 12.0 -3.4 259 8 320.4 320.9 291.8 330.3 3.00 37 581 4735 1.2 -9.8 44 11.0 -3.7 257 8 320.4 321.1 291.9 330.8 3.13 38 579 4763 1.2 -7.8 51 9.0 -3.0 255 8 320.8 321.5 292.4 332.8 3.67 39 575 4819 0.8 -11.2 40 12.0 -4.3 253 9 320.9 321.5 291.8 330.3 2.83 40 562 5002 -0.3 -7.3 59 7.0 -3.6 252 8 321.7 322.5 293.0 334.7 3.93 41 558 5060 -0.5 -11.5 43 11.0 -5.1 253 8 322.2 322.7 292.2 331.6 2.84 42 557 5074 -0.7 -7.7 59 7.0 -4.0 253 8 322.1 322.8 293.0 334.8 3.85 43 556 5088 -0.7 -8.7 55 8.0 -4.3 254 8 322.3 323.0 292.8 334.0 3.56 44 553 5132 -1.1 -7.1 64 6.0 -3.9 255 8 322.3 323.1 293.2 335.6 4.06 45 548 5204 -1.3 -9.3 54 8.0 -4.9 256 7 322.9 323.6 292.9 334.3 3.45 46 544 5263 -1.9 -8.9 59 7.0 -5.0 257 7 322.8 323.5 293.0 334.7 3.59 47 537 5366 -2.5 -13.5 43 11.0 -6.9 259 6 323.3 323.8 292.2 331.8 2.51 48 533 5425 -3.1 -9.1 63 6.0 -5.8 260 6 323.3 324.0 293.1 335.3 3.60 49 532 5440 -3.3 -11.3 54 8.0 -6.7 260 6 323.2 323.8 292.6 333.4 3.03 50 530 5470 -3.3 -16.3 36 13.0 -8.1 261 6 323.6 324.0 291.8 330.5 2.02 51 528 5500 -3.5 -14.5 42 11.0 -7.8 262 6 323.7 324.2 292.2 331.7 2.35 52 526 5530 -3.7 -10.7 58 7.0 -6.7 262 5 323.8 324.4 292.9 334.5 3.22 53 525 5545 -3.7 -9.7 63 6.0 -6.4 263 5 324.0 324.7 293.2 335.6 3.49 54 500 5930 -5.9 -9.7 74 3.8 -7.6 270 3 325.8 326.6 293.9 338.1 3.66 55 400 7650 -15.7 -22.7 55 7.0 -17.8 280 7 334.6 334.9 294.3 340.1 1.54 56 300 9750 -31.1 -55.1 8 24.0 -33.0 150 4 341.5 341.6 294.8 341.8 0.07 57 250 11020 -41.1 -50.1 37 9.0 -41.7 110 9 345.0 345.0 295.7 345.6 0.16 58 200 12490 -53.1 -64.1 25 11.0 -53.4 105 10 348.7 348.7 296.4 348.8 0.03 59 150 14280 -67.7 -72.7 49 5.0 -67.7 75 12 353.5 353.5 297.4 353.5 0.01 60 132 15041 -71.7 -77.7 40 6.0 -71.7 125 12 359.5 359.5 298.6 359.5 0.01 61 100 16680 -70.9 -87.9 6 17.0 -71.0 135 6 390.7 390.7 303.9 390.7 0.00 62 96 16924 -68.3 -86.3 6 18.0 -68.4 135 6 400.4 400.4 305.3 400.4 0.00 63 91 17244 -69.1 -84.1 10 15.0 -69.2 136 6 405.0 405.0 305.9 405.0 0.00 64 83 17797 -67.5 -88.5 4 21.0 -67.7 138 5 419.1 419.1 307.6 419.1 0.00 65 82 17870 -68.1 -89.1 3 21.0 -68.2 138 5 419.3 419.3 307.6 419.3 0.00 66 78 18175 -62.9 -88.9 2 26.0 -63.1 140 4 436.1 436.1 309.5 436.1 0.00 67 70 18840 -63.9 -88.9 2 25.0 -64.1 5 13 447.7 447.7 310.6 447.7 0.00 68 69 18928 -64.5 -89.5 2 25.0 -64.7 68 2 448.2 448.2 310.7 448.2 0.00 69 59 19889 -62.3 -89.3 2 27.0 -62.7 68 5 473.7 473.7 313.0 473.7 0.00 70 56 20210 -63.7 -89.7 2 26.0 -64.0 61 6 477.6 477.6 313.2 477.6 0.00 71 50 20910 -60.5 -88.5 1 28.0 -61.0 160 6 500.9 500.9 315.0 500.9 0.00 72 45 21569 -57.5 -88.5 1 31.0 -58.3 350 8 523.5 523.5 316.5 523.5 0.00 73 44 21711 -58.5 -88.5 1 30.0 -59.3 28 11 524.4 524.5 316.6 524.5 0.00 74 31 23948 -50.9 -85.9 1 35.0 -53.2 135 14 600.2 600.2 320.6 600.3 0.01 75 30 24160 -52.5 -85.5 1 33.0 -54.5 145 11 601.5 601.5 320.7 601.6 0.01 76 23 25881 -52.9 -86.9 1 34.0 -55.4 99 19 647.8 647.8 322.6 647.9 0.01 77 20 26790 -50.3 -85.3 1 35.0 -53.7 90 24 682.2 682.2 323.9 682.3 0.01 78 19 27126 -49.7 -85.7 1 36.0 -53.4 78 22 694.2 694.2 324.3 694.3 0.01 79 18 27485 -44.9 -83.9 0 39.0 -50.5 90 25 720.1 720.1 325.1 720.3 0.02 80 16 28272 -46.3 -84.3 1 38.0 -51.7 55 31 740.2 740.2 325.7 740.4 0.02 81 14 29166 -43.7 -83.7 0 40.0 -50.7 84 31 777.8 777.9 326.7 778.1 0.03 82 12 30203 -43.9 -83.9 0 40.0 -51.4 85 30 812.2 812.2 327.5 812.5 0.03 83 11 30795 -39.1 -81.1 0 42.0 -49.4 95 24 850.1 850.1 328.4 850.6 0.05 84 10 31450 -38.3 -80.3 0 42.0 -49.6 105 18 876.6 876.6 329.0 877.2 0.06 85 9.5 31803 -37.3 -79.3 0 42.0 -49.4 102 20 893.3 893.4 329.3 894.1 0.08 86 9.0 32175 -38.3 -80.3 0 42.0 -50.1 99 23 903.4 903.4 329.5 904.1 0.07 87 7.9 33081 -32.3 -76.3 0 44.0 -48.4 92 29 961.7 961.8 330.6 963.4 0.15 88 7.0 33930 -33.9 -76.9 1 43.0 -49.7 85 34 988.9 989.0 331.0 990.7 0.16 89 6.9 34031 -33.9 -76.9 1 43.0 -49.8 993.0 993.1 331.1 994.9 0.16 90 5.7 35379 -30.7 -75.7 0 45.0 -49.8 1062.8 1062.9 332.2 1065.7 0.23 TRP 132 15041 -71.7 -77.7 40 6.0 -71.7 125 12 359.5 359.5 298.6 359.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 565.55 mb = 4952.26 m = 16247.37 ft Wetbulb zero: 604.72 mb = 4411.30 m = 14472.59 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 71.06 % Est. max temperature: 33.84 C = 92.91 F Sfc-Lift cond lev (LCL): 960.08 mb = 506.22 m = 1660.81 ft T: 24.66 C 700-500 lapse rate: 5.56 C/km ThetaE index: 9.23 C Layer 781.0- 744.0 mb Conv cond level (CCL): 825.33 mb = 1823.07 m = 5981.12 ft Mean mixing ratio: 15.14 g/kg Conv temperature: 34.23 C = 93.62 F Cap Strength: 3.28 C Lifted Index: -1.58 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.71 C Lifted Index @700 mb: -0.37 C Showalter Index: -0.59 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 20.50 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 186.20 Risk: None Energy Index: -1.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 325.77 J/kg Max Up Vert Vel: 25.53 m/s Conv Inhibition (B-): 120.03 J/kg Cap Strength: 3.28 C Lift Cond Lev (LCL): 888.04 mb = 1190.26 m = 3905.00 ft Lev Free Conv (LFC): 743.04 mb = 2713.40 m = 8902.13 ft Equ Level (EL): 253.04 mb = 10935.73 m = 35877.93 ft B at Equ Level: 324.46 J/kg Max Parcel Lev (MPL): 153.04 mb = 14155.04 m = 46439.85 ft Wind level data Storm motion: 318 at 6 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 1007 98 0 0 -0.0 -0.0 | 138 6 -3.8 4.3 1 1000 147 10 4 -0.7 -3.9 | 95 5 -4.5 0.4 2 982 305 345 11 2.8 -10.6 | 9 6 -1.0 -6.3 3 949 610 355 10 0.9 -10.0 | 28 6 -3.0 -5.6 4 925 834 5 7 -0.6 -7.0 | 59 5 -4.5 -2.6 5 916 914 360 7 -0.0 -7.0 | 55 5 -3.8 -2.7 6 885 1219 355 4 0.3 -4.0 | 96 4 -3.5 0.3 7 855 1524 340 1 0.3 -0.9 | 134 5 -3.5 3.4 8 850 1570 240 4 3.5 2.0 | 177 6 -0.4 6.3 9 824 1829 285 6 5.8 -1.6 | 215 3 1.9 2.8 10 795 2134 280 9 8.9 -1.6 | 241 6 5.0 2.8 11 767 2438 275 10 10.0 -0.9 | 241 7 6.1 3.5 12 740 2743 295 14 12.7 -5.9 | 280 9 8.8 -1.6 13 700 3212 285 12 11.6 -3.1 | 261 8 7.7 1.2 14 688 3353 280 13 12.8 -2.3 | 257 9 9.0 2.1 15 662 3658 285 8 7.7 -2.1 | 240 4 3.9 2.3 16 614 4267 275 6 6.0 -0.5 | 209 4 2.1 3.8 17 570 4877 250 9 8.5 3.1 | 212 9 4.6 7.4 18 500 5930 270 3 3.0 -0.0 | 169 4 -0.8 4.3 19 489 6096 290 4 3.8 -1.4 | 178 3 -0.1 3.0 20 402 7620 285 6 5.8 -1.6 | 215 3 1.9 2.8 21 400 7650 280 7 6.9 -1.2 | 224 4 3.0 3.1 22 354 8534 220 1 0.6 0.8 | 148 6 -3.2 5.1 23 326 9144 200 5 1.7 4.7 | 167 9 -2.1 9.0 24 300 9750 150 4 -2.0 3.5 | 143 10 -5.8 7.8 25 275 10363 105 15 -14.5 3.9 | 114 20 -18.3 8.2 26 263 10668 125 12 -9.8 6.9 | 129 18 -13.7 11.2 27 250 11020 110 9 -8.5 3.1 | 121 14 -12.3 7.4 28 219 11887 80 10 -9.8 -1.7 | 101 14 -13.7 2.6 29 200 12490 105 10 -9.7 2.6 | 117 15 -13.5 6.9 30 200 12497 105 11 -10.6 2.8 | 116 16 -14.5 7.2 31 172 13411 75 10 -9.7 -2.6 | 97 14 -13.5 1.7 32 150 14280 75 12 -11.6 -3.1 | 95 15 -15.4 1.2 33 149 14326 60 10 -8.7 -5.0 | 87 13 -12.5 -0.7 34 134 14935 95 17 -16.9 1.5 | 106 22 -20.8 5.8 35 132 15041 125 12 -9.8 6.9 | 129 18 -13.7 11.2 36 128 15240 130 14 -10.7 9.0 | 132 20 -14.6 13.3 37 121 15545 95 4 -4.0 0.3 | 121 9 -7.8 4.7 38 115 15850 40 10 -6.4 -7.7 | 72 11 -10.3 -3.3 39 109 16154 35 17 -9.8 -13.9 | 55 17 -13.6 -9.6 40 104 16459 85 14 -13.9 -1.2 | 100 18 -17.8 3.1 41 100 16680 135 6 -4.2 4.2 | 137 12 -8.1 8.6 42 94 17069 135 6 -4.2 4.2 | 137 12 -8.1 8.6 43 77 18288 140 4 -2.6 3.1 | 139 10 -6.4 7.4 44 70 18840 5 13 -1.1 -13.0 | 30 10 -5.0 -8.6 45 69 18898 75 1 -1.0 -0.3 | 130 6 -4.8 4.1 46 66 19202 10 14 -2.4 -13.8 | 34 11 -6.3 -9.5 47 63 19507 55 10 -8.2 -5.7 | 83 12 -12.0 -1.4 48 57 20117 75 2 -1.9 -0.5 | 123 7 -5.8 3.8 49 54 20422 30 15 -7.5 -13.0 | 53 14 -11.3 -8.7 50 52 20726 15 11 -2.8 -10.6 | 47 9 -6.7 -6.3 51 50 20910 160 6 -2.1 5.6 | 149 12 -5.9 10.0 52 49 21031 85 11 -11.0 -1.0 | 103 15 -14.8 3.4 53 47 21336 210 1 0.5 0.9 | 147 6 -3.3 5.2 54 45 21641 25 10 -4.2 -9.1 | 60 9 -8.1 -4.7 55 42 21946 35 14 -8.0 -11.5 | 59 14 -11.9 -7.1 56 41 22250 20 14 -4.8 -13.2 | 44 12 -8.6 -8.8 57 39 22555 30 19 -9.5 -16.5 | 48 18 -13.3 -12.1 58 37 22860 75 21 -20.3 -5.4 | 87 24 -24.1 -1.1 59 35 23165 75 19 -18.4 -4.9 | 88 22 -22.2 -0.6 60 32 23774 115 13 -11.8 5.5 | 122 18 -15.6 9.8 61 30 24079 150 14 -7.0 12.1 | 147 20 -10.8 16.4 62 30 24160 145 11 -6.3 9.0 | 143 17 -10.2 13.3 63 29 24384 135 12 -8.5 8.5 | 136 18 -12.3 12.8 64 28 24689 105 15 -14.5 3.9 | 114 20 -18.3 8.2 65 25 25298 80 14 -13.8 -2.4 | 96 18 -17.6 1.9 66 23 25908 100 19 -18.7 3.3 | 109 24 -22.6 7.6 67 22 26213 95 10 -10.0 0.9 | 111 15 -13.8 5.2 68 20 26790 90 24 -24.0 0.0 | 99 28 -27.8 4.3 69 20 26822 55 18 -14.7 -10.3 | 72 20 -18.6 -6.0 70 18 27432 100 26 -25.6 4.5 | 107 31 -29.5 8.8 71 17 27737 55 23 -18.8 -13.2 | 69 24 -22.7 -8.9 72 16 28346 55 32 -26.2 -18.4 | 65 33 -30.1 -14.0 73 14 28956 90 28 -28.0 0.0 | 98 32 -31.8 4.3 74 13 29566 75 37 -35.7 -9.6 | 82 40 -39.6 -5.3 75 10 31450 105 18 -17.4 4.7 | 113 23 -21.2 9.0 76 7 33930 85 34 -33.9 -3.0 | 92 38 -37.7 1.4 Wind Parameters Mean winds (0-6000m): 288.4 at 7.7 knts Storm direction: 318.4 at 5.8 knts Shear (0-3000m) pos: 1.3 neg: 0.9 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 127.5 deg Storm rel helicity (0-3000m) pos: 34.3 neg: -16.6 tot: 17.8 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 34.41 Bulk Shear: 9.47 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 ------------------------------------------------------------------------------- 500 351 9 31 5| 0.0 10.3 10.3| 2.8 -12.5 -9.6 -19.3 -0.72| 14.1-10.1 1000 355 8 41 5| 2.5 5.2 7.7| 8.8 -12.5 -3.7 -3.7 -0.29| 9.8 -2.8 1500 353 6 57 4| 1.7 1.9 3.5| 17.9 -12.5 5.4 3.6 0.09| 9.5 0.9 2000 336 6 41 2| 1.1 1.4 2.5| 23.6 -12.5 11.1 5.6 0.22| 8.8 1.9 2500 318 7 318 1| 1.5 1.1 2.6| 29.2 -12.6 16.6 6.7 0.26| 7.9 2.1 3000 310 8 290 3| 1.3 0.9 2.2| 34.3 -16.6 17.8 5.9 0.25| 7.4 1.8 4000 301 8 270 3| 1.0 0.1 1.1| 34.3 -24.3 10.0 2.5 0.12| 6.6 0.8 5000 293 8 253 4| 0.8 0.3 1.1| 34.8 -26.4 8.4 1.7 0.09| 5.9 0.5 6000 288 8 241 4| 0.5 0.2 0.7| 35.2 -31.2 4.0 0.7 0.03| 5.4 0.2 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250626.12.gif