UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070912.upa.cvt Date: 1200Z 9 JUL 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 9 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 1007 98 23.6 22.8 95 0.8 23.0 220 3 296.2 299.3 296.0 346.9 17.61 1 1000 147 22.8 21.9 95 0.9 22.2 205 3 296.0 299.0 295.3 344.2 16.77 2 996 182 22.6 21.7 95 0.9 22.0 224 3 296.1 299.1 295.3 344.0 16.63 3 989 244 23.6 21.3 87 2.3 22.0 257 4 297.7 300.7 295.5 345.1 16.33 4 980 324 23.0 21.3 90 1.7 21.8 291 4 297.9 300.9 295.7 345.7 16.49 5 966 450 24.2 19.6 76 4.6 20.9 297 6 300.3 303.1 295.4 344.3 15.03 6 925 830 22.0 18.8 82 3.2 19.8 305 7 301.8 304.5 295.7 345.8 14.93 7 911 963 21.2 17.8 81 3.4 18.8 299 8 302.3 304.9 295.3 344.3 14.22 8 905 1020 21.2 15.2 69 6.0 17.2 291 8 302.9 305.1 294.0 338.7 12.09 9 891 1155 20.0 16.8 82 3.2 17.8 274 9 303.0 305.5 295.1 343.4 13.63 10 879 1273 20.0 14.0 68 6.0 16.0 265 9 304.2 306.3 293.9 338.5 11.51 11 850 1562 17.8 14.1 79 3.7 15.3 265 12 304.8 307.0 294.4 340.6 11.99 12 847 1592 17.4 13.9 80 3.5 15.1 266 13 304.7 306.9 294.3 340.1 11.87 13 824 1827 16.6 11.6 72 5.0 13.4 270 18 306.2 308.2 293.7 337.8 10.47 14 802 2058 15.0 11.3 79 3.7 12.6 263 21 306.9 308.9 294.0 338.7 10.55 15 791 2175 14.6 9.6 72 5.0 11.4 261 22 307.7 309.5 293.4 336.6 9.53 16 767 2435 12.8 9.3 79 3.5 10.6 265 20 308.5 310.3 293.8 337.8 9.64 17 766 2446 12.8 8.6 76 4.2 10.2 265 20 308.6 310.3 293.4 336.6 9.20 18 764 2468 13.2 4.2 54 9.0 8.0 266 20 309.3 310.5 291.7 330.1 6.78 19 760 2512 13.4 -1.6 35 15.0 5.6 267 20 309.9 310.8 289.9 323.9 4.48 20 750 2623 12.8 -0.2 41 13.0 5.9 271 19 310.5 311.4 290.6 326.2 5.03 21 742 2713 11.8 2.8 54 9.0 6.8 274 19 310.3 311.5 291.7 329.9 6.32 22 738 2759 11.6 1.6 50 10.0 6.1 275 19 310.6 311.7 291.3 328.7 5.83 23 735 2793 11.2 3.2 58 8.0 6.6 274 19 310.5 311.8 291.9 330.8 6.57 24 728 2873 10.8 -1.2 43 12.0 4.5 271 19 310.9 311.8 290.6 326.0 4.81 25 719 2977 10.0 -1.0 46 11.0 4.2 267 19 311.2 312.1 290.7 326.7 4.95 26 715 3023 9.4 5.3 76 4.1 7.0 266 19 311.0 312.5 293.1 335.2 7.84 27 713 3046 9.2 3.2 66 6.0 5.8 265 19 311.0 312.3 292.3 332.0 6.77 28 709 3093 9.0 5.6 79 3.4 7.0 264 19 311.3 312.8 293.4 336.2 8.07 29 707 3116 9.0 3.0 66 6.0 5.6 263 19 311.6 312.8 292.4 332.5 6.73 30 700 3199 8.6 2.6 66 6.0 5.2 260 19 312.0 313.3 292.4 332.6 6.61 31 693 3282 8.0 3.5 73 4.5 5.4 260 20 312.2 313.6 292.9 334.4 7.12 32 681 3426 7.0 1.0 66 6.0 3.7 260 20 312.7 313.8 292.2 331.6 6.05 33 674 3511 6.4 3.0 79 3.4 4.5 260 21 312.9 314.3 293.0 335.0 7.06 34 672 3536 6.4 0.4 65 6.0 3.2 260 21 313.2 314.3 292.2 331.6 5.87 35 667 3597 6.2 1.7 73 4.5 3.7 260 22 313.7 314.9 292.8 334.0 6.50 36 663 3646 6.0 -2.0 56 8.0 1.9 260 22 314.0 314.9 291.6 329.7 4.98 37 659 3696 5.6 0.6 70 5.0 2.9 260 22 314.1 315.2 292.6 333.2 6.08 38 652 3784 5.2 -3.8 52 9.0 0.7 259 22 314.6 315.4 291.3 328.7 4.43 39 646 3859 4.8 -2.2 60 7.0 1.2 258 23 314.9 315.9 292.0 331.0 5.04 40 628 4089 3.4 -1.6 70 5.0 0.8 257 23 315.9 316.9 292.6 333.1 5.42 41 613 4286 2.6 -5.4 56 8.0 -1.3 255 24 317.2 318.0 291.9 330.6 4.17 42 609 4339 2.2 -4.8 60 7.0 -1.2 255 24 317.3 318.2 292.1 331.5 4.40 43 607 4365 2.2 -6.8 51 9.0 -2.0 255 24 317.6 318.3 291.7 329.9 3.78 44 599 4472 1.2 -3.8 69 5.0 -1.3 255 25 317.7 318.6 292.6 333.2 4.82 45 594 4540 1.6 -7.4 51 9.0 -2.6 255 25 318.9 319.6 292.0 330.9 3.69 46 593 4554 1.4 -5.6 60 7.0 -2.0 255 25 318.8 319.6 292.4 332.6 4.25 47 590 4595 1.2 -5.8 60 7.0 -2.1 255 26 319.0 319.9 292.4 332.7 4.21 48 582 4705 0.6 -10.4 43 11.0 -4.1 255 26 319.6 320.2 291.5 329.4 2.98 49 578 4760 0.2 -10.8 43 11.0 -4.5 255 26 319.7 320.3 291.5 329.3 2.90 50 572 4844 -0.3 -9.3 51 9.0 -4.3 255 27 320.1 320.8 292.0 331.0 3.30 51 563 4971 -1.3 -11.3 46 10.0 -5.5 255 27 320.4 321.0 291.7 329.9 2.86 52 554 5099 -1.7 -18.7 26 17.0 -7.7 254 27 321.4 321.7 290.8 326.8 1.58 53 500 5910 -6.5 -13.5 58 7.0 -9.3 250 25 325.1 325.6 292.9 334.2 2.70 54 400 7610 -17.5 -26.5 45 9.0 -19.8 250 31 332.2 332.5 293.4 336.2 1.10 55 300 9700 -31.3 -41.3 37 10.0 -32.6 250 39 341.3 341.3 295.0 342.6 0.34 56 250 10960 -42.3 -48.3 52 6.0 -42.7 250 36 343.2 343.2 295.3 344.0 0.19 57 200 12430 -54.5 -65.5 25 11.0 -54.7 235 43 346.5 346.5 295.8 346.6 0.03 58 150 14240 -62.9 -82.9 5 20.0 -63.0 260 19 361.7 361.7 299.0 361.7 0.00 59 111 16063 -70.1 -85.1 9 15.0 -70.2 245 25 380.8 380.8 302.3 380.8 0.00 60 100 16690 -66.3 -85.3 5 19.0 -66.4 200 24 399.6 399.6 305.2 399.6 0.00 61 95 17002 -64.5 -87.5 3 23.0 -64.7 196 25 409.1 409.1 306.4 409.1 0.00 62 89 17399 -65.5 -88.5 3 23.0 -65.7 250 17 414.8 414.8 307.1 414.8 0.00 63 70 18870 -61.9 -88.9 2 27.0 -62.2 50 6 452.0 452.0 311.0 452.0 0.00 64 66 19234 -61.5 -89.5 1 28.0 -61.9 81 8 460.5 460.5 311.8 460.5 0.00 65 61 19721 -62.3 -90.3 1 28.0 -62.7 123 11 469.2 469.2 312.5 469.2 0.00 66 56 20252 -59.7 -89.7 1 30.0 -60.2 18 5 486.8 486.8 314.0 486.8 0.00 67 53 20595 -60.1 -90.1 1 30.0 -60.6 43 15 493.6 493.6 314.5 493.6 0.00 68 50 20960 -58.5 -90.5 1 32.0 -59.2 95 16 505.6 505.6 315.4 505.6 0.00 69 47 21350 -56.7 -89.7 1 33.0 -57.6 95 16 519.0 519.0 316.2 519.0 0.00 70 41 22217 -55.5 -89.5 1 34.0 -56.6 98 23 542.6 542.6 317.7 542.6 0.00 71 37 22869 -56.7 -89.7 1 33.0 -57.8 71 20 555.7 555.7 318.4 555.7 0.00 72 33 23599 -53.9 -88.9 1 35.0 -55.5 83 20 581.6 581.6 319.8 581.7 0.00 73 30 24210 -54.1 -89.1 1 35.0 -55.8 85 19 597.2 597.2 320.5 597.2 0.00 74 29 24427 -54.7 -89.7 1 35.0 -56.4 85 23 601.3 601.3 320.7 601.3 0.00 75 25 25383 -50.5 -88.5 0 38.0 -53.4 62 18 639.5 639.5 322.3 639.5 0.01 76 21 26520 -49.7 -87.7 0 38.0 -53.2 105 25 674.6 674.6 323.6 674.6 0.01 77 21 26520 -49.9 -87.9 0 38.0 -53.3 105 25 674.0 674.0 323.6 674.0 0.01 78 20 26840 -48.1 -87.1 0 39.0 -52.2 110 30 688.9 688.9 324.1 689.0 0.01 79 18 27540 -45.1 -85.1 0 40.0 -50.6 102 25 719.5 719.5 325.0 719.6 0.02 80 15 28755 -46.5 -85.5 0 39.0 -52.1 93 33 753.3 753.4 326.0 753.5 0.02 81 13 29715 -42.3 -83.3 0 41.0 -50.3 98 28 799.4 799.4 327.3 799.6 0.03 82 11 30850 -40.5 -81.5 0 41.0 -50.1 85 28 845.0 845.0 328.3 845.5 0.05 83 10 31500 -40.1 -81.1 0 41.0 -50.3 85 36 869.9 869.9 328.8 870.4 0.06 84 8.9 32299 -38.3 -80.3 0 42.0 -50.1 90 41 906.3 906.3 329.5 907.0 0.07 85 7.3 33661 -38.9 -80.9 0 42.0 -51.4 98 48 956.7 956.7 330.5 957.6 0.08 86 7.0 33950 -36.5 -79.5 0 43.0 -50.7 100 50 978.2 978.2 330.8 979.3 0.10 87 6.3 34689 -30.7 -75.7 0 45.0 -49.2 1032.8 1032.9 331.7 1035.4 0.21 TRP 111 16063 -70.1 -85.1 9 15.0 -70.2 245 25 380.8 380.8 302.3 380.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 575.60 mb = 4793.53 m = 15726.61 ft Wetbulb zero: 622.28 mb = 4163.68 m = 13660.19 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 63.17 % Est. max temperature: 32.10 C = 89.78 F Sfc-Lift cond lev (LCL): 995.73 mb = 184.46 m = 605.19 ft T: 22.64 C 700-500 lapse rate: 5.57 C/km ThetaE index: 7.11 C Layer 911.0- 891.0 mb Conv cond level (CCL): 852.72 mb = 1534.47 m = 5034.29 ft Mean mixing ratio: 15.40 g/kg Conv temperature: 32.19 C = 89.95 F Cap Strength: 2.43 C Lifted Index: -1.72 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.15 C Lifted Index @700 mb: -0.56 C Showalter Index: 0.04 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.60 C K Index: 32.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 218.20 Risk: None Energy Index: -1.26 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 407.46 J/kg Max Up Vert Vel: 28.55 m/s Conv Inhibition (B-): 95.85 J/kg Cap Strength: 2.36 C Lift Cond Lev (LCL): 914.21 mb = 932.18 m = 3058.29 ft Lev Free Conv (LFC): 719.21 mb = 2974.25 m = 9757.92 ft Equ Level (EL): 239.21 mb = 11250.78 m = 36911.55 ft B at Equ Level: 406.87 J/kg Max Parcel Lev (MPL): 159.21 mb = 13865.28 m = 45489.21 ft Wind level data Storm motion: 290 at 14 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 98 220 3 1.9 2.3 | 122 14 -11.4 7.3 1 1000 147 205 3 1.3 2.7 | 122 14 -12.1 7.7 2 982 305 290 4 3.8 -1.4 | 111 10 -9.6 3.6 3 949 610 305 9 7.4 -5.2 | 88 6 -6.0 -0.2 4 925 830 305 7 5.7 -4.0 | 97 8 -7.6 1.0 5 916 914 305 8 6.6 -4.6 | 93 7 -6.8 0.4 6 884 1219 265 9 9.0 0.8 | 143 7 -4.4 5.8 7 850 1562 265 12 12.0 1.0 | 167 6 -1.4 6.0 8 824 1829 270 18 18.0 -0.0 | 223 7 4.6 5.0 9 794 2134 260 22 21.7 3.8 | 223 12 8.3 8.8 10 766 2438 265 20 19.9 1.7 | 224 9 6.6 6.7 11 739 2743 275 19 18.9 -1.7 | 239 6 5.6 3.3 12 700 3199 260 19 18.7 3.3 | 213 10 5.3 8.3 13 661 3658 260 22 21.7 3.8 | 223 12 8.3 8.8 14 613 4267 255 24 23.2 6.2 | 221 15 9.8 11.2 15 568 4877 255 27 26.1 7.0 | 227 17 12.7 12.0 16 500 5910 250 25 23.5 8.6 | 217 17 10.1 13.5 17 488 6096 250 26 24.4 8.9 | 219 18 11.1 13.9 18 416 7315 260 30 29.5 5.2 | 238 19 16.2 10.2 19 400 7610 250 31 29.1 10.6 | 225 22 15.8 15.6 20 399 7620 250 31 29.1 10.6 | 225 22 15.8 15.6 21 352 8534 240 34 29.4 17.0 | 216 27 16.1 22.0 22 324 9144 255 36 34.8 9.3 | 236 26 21.4 14.3 23 311 9449 260 38 37.4 6.6 | 244 27 24.0 11.6 24 300 9700 250 39 36.6 13.3 | 232 30 23.3 18.3 25 273 10363 245 40 36.3 16.9 | 226 32 22.9 21.9 26 261 10668 250 37 34.8 12.7 | 231 28 21.4 17.6 27 250 10960 250 36 33.8 12.3 | 230 27 20.5 17.3 28 200 12430 235 43 35.2 24.7 | 216 37 21.8 29.6 29 198 12497 235 43 35.2 24.7 | 216 37 21.8 29.6 30 155 14021 265 25 24.9 2.2 | 238 14 11.5 7.1 31 150 14240 260 19 18.7 3.3 | 213 10 5.3 8.3 32 148 14326 265 20 19.9 1.7 | 224 9 6.6 6.7 33 141 14630 245 17 15.4 7.2 | 189 12 2.0 12.2 34 134 14935 225 19 13.4 13.4 | 180 18 0.1 18.4 35 127 15240 215 27 15.5 22.1 | 184 27 2.1 27.1 36 111 16063 245 25 22.7 10.6 | 211 18 9.3 15.5 37 104 16459 250 23 21.6 7.9 | 213 15 8.2 12.8 38 100 16690 200 24 8.2 22.6 | 169 28 -5.2 27.5 39 99 16764 180 27 0.0 27.0 | 157 35 -13.4 32.0 40 94 17069 200 24 8.2 22.6 | 169 28 -5.2 27.5 41 89 17374 250 17 16.0 5.8 | 194 11 2.6 10.8 42 85 17678 250 13 12.2 4.4 | 173 9 -1.2 9.4 43 77 18288 310 7 5.4 -4.5 | 93 8 -8.0 0.5 44 73 18593 0 0 -0.0 -0.0 | 110 14 -13.4 5.0 45 70 18870 50 6 -4.6 -3.9 | 94 18 -18.0 1.1 46 60 19812 130 12 -9.2 7.7 | 119 26 -22.6 12.7 47 57 20117 0 0 -0.0 -0.0 | 110 14 -13.4 5.0 48 55 20422 40 10 -6.4 -7.7 | 82 20 -19.8 -2.7 49 52 20726 45 18 -12.7 -12.7 | 73 27 -26.1 -7.8 50 50 20960 95 16 -15.9 1.4 | 102 30 -29.3 6.4 51 47 21336 95 16 -15.9 1.4 | 102 30 -29.3 6.4 52 43 21946 80 15 -14.8 -2.6 | 95 28 -28.1 2.4 53 41 22250 100 24 -23.6 4.2 | 104 38 -37.0 9.1 54 39 22555 70 18 -16.9 -6.2 | 88 30 -30.3 -1.2 55 37 22860 70 20 -18.8 -6.8 | 87 32 -32.2 -1.9 56 35 23165 95 20 -19.9 1.7 | 101 34 -33.3 6.7 57 34 23470 90 20 -20.0 0.0 | 98 34 -33.4 5.0 58 31 24079 60 20 -17.3 -10.0 | 81 31 -30.7 -5.0 59 30 24210 85 19 -18.9 -1.7 | 96 32 -32.3 3.3 60 29 24384 85 24 -23.9 -2.1 | 94 37 -37.3 2.9 61 28 24689 85 16 -15.9 -1.4 | 97 30 -29.3 3.6 62 27 24994 55 17 -13.9 -9.8 | 80 28 -27.3 -4.8 63 25 25298 60 16 -13.9 -8.0 | 84 27 -27.2 -3.0 64 23 25908 75 32 -30.9 -8.3 | 86 44 -44.3 -3.3 65 21 26518 105 25 -24.1 6.5 | 107 39 -37.5 11.4 66 20 26822 85 31 -30.9 -2.7 | 93 44 -44.3 2.3 67 20 26840 110 30 -28.2 10.3 | 110 44 -41.6 15.2 68 18 27432 110 25 -23.5 8.6 | 110 39 -36.9 13.5 69 18 27737 90 24 -24.0 0.0 | 98 38 -37.4 5.0 70 16 28346 80 26 -25.6 -4.5 | 91 39 -39.0 0.5 71 15 28651 85 35 -34.9 -3.1 | 92 48 -48.2 1.9 72 15 28956 105 31 -29.9 8.0 | 107 45 -43.3 13.0 73 13 29566 90 29 -29.0 0.0 | 97 43 -42.4 5.0 74 13 29870 105 27 -26.1 7.0 | 107 41 -39.5 12.0 75 12 30175 85 19 -18.9 -1.7 | 96 32 -32.3 3.3 76 10 31500 85 36 -35.9 -3.1 | 92 49 -49.2 1.8 77 7 33950 100 50 -49.2 8.7 | 102 64 -62.6 13.7 Wind Parameters Mean winds (0-6000m): 260.4 at 19.0 knts Storm direction: 290.4 at 14.3 knts Shear (0-3000m) pos: 1.9 neg: 2.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 95.0 deg Storm rel helicity (0-3000m) pos: 29.5 neg: -18.9 tot: 10.6 m^2/s^2 ave: 3.5 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 1.5 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 14.30 Bulk Shear: 28.49 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 ------------------------------------------------------------------------------- 500 288 5 112 9| 9.3 0.0 9.3| 0.5 -12.7 -12.2 -24.4 -0.54| 9.6 -5.2 1000 296 7 106 8| 4.6 1.8 6.5| 7.1 -13.2 -6.1 -6.1 -0.09| 7.7 -0.7 1500 282 8 120 7| 3.1 2.8 5.9| 16.7 -13.2 3.5 2.3 0.21| 7.2 1.5 2000 275 10 143 5| 2.3 4.2 6.5| 25.4 -13.5 11.9 6.0 0.31| 7.9 2.5 2500 271 12 168 5| 2.3 3.3 5.7| 28.2 -13.5 14.7 5.9 0.31| 7.2 2.2 3000 271 14 182 5| 1.9 2.9 4.9| 29.5 -18.9 10.6 3.5 0.23| 6.8 1.5 4000 267 16 200 6| 1.4 2.9 4.3| 35.1 -21.8 13.3 3.3 0.22| 5.9 1.3 5000 263 18 210 8| 1.2 2.6 3.8| 41.1 -24.8 16.3 3.3 0.21| 5.1 1.1 6000 260 19 213 10| 1.0 2.2 3.2| 43.5 -35.2 8.3 1.4 0.16| 4.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250709.12.gif