UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062712.upa.cvt Date: 1200Z 27 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 27 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 1010 98 20.0 20.0 100 0.0 20.0 70 10 292.3 294.9 292.8 334.0 14.73 1 1000 175 18.8 18.5 98 0.3 18.6 70 11 292.0 294.4 291.7 330.2 13.52 2 996 210 18.4 18.4 100 0.0 18.4 71 12 291.9 294.3 291.7 330.0 13.49 3 959 535 17.0 17.0 100 0.0 17.0 90 8 293.6 295.9 291.7 330.2 12.81 4 954 580 18.2 18.2 100 0.0 18.2 93 8 295.3 297.8 293.1 335.2 13.92 5 947 643 18.6 18.6 100 0.0 18.6 81 7 296.3 298.9 293.7 337.8 14.39 6 925 846 18.2 18.2 100 0.0 18.2 360 4 297.9 300.5 294.2 339.6 14.36 7 912 968 17.6 17.6 100 0.0 17.6 346 4 298.5 301.1 294.1 339.3 14.02 8 872 1351 16.4 11.9 75 4.5 13.6 284 6 301.1 303.0 291.9 330.9 10.09 9 861 1460 17.2 13.8 80 3.4 15.0 287 6 303.0 305.2 293.7 337.5 11.60 10 850 1570 16.8 11.8 72 5.0 13.6 290 6 303.7 305.6 292.9 334.4 10.28 11 834 1732 17.0 10.0 63 7.0 12.6 268 6 305.6 307.3 292.7 333.5 9.28 12 825 1825 16.8 9.8 63 7.0 12.4 256 6 306.3 308.1 292.9 334.3 9.26 13 823 1846 16.8 10.8 68 6.0 13.0 255 6 306.6 308.4 293.4 336.5 9.93 14 800 2087 15.2 11.3 78 3.9 12.7 247 6 307.4 309.3 294.1 339.3 10.57 15 785 2248 14.6 9.9 73 4.7 11.6 250 7 308.4 310.2 293.9 338.2 9.80 16 777 2334 13.8 11.5 86 2.3 12.3 255 9 308.4 310.5 294.8 341.9 11.04 17 764 2477 12.6 11.6 94 1.0 12.0 261 10 308.6 310.7 295.0 342.9 11.31 18 757 2554 12.2 10.6 90 1.6 11.2 262 9 309.0 311.0 294.7 341.4 10.67 19 755 2576 12.4 8.9 79 3.5 10.2 262 9 309.4 311.2 294.0 338.5 9.53 20 750 2632 12.0 7.6 74 4.4 9.3 263 9 309.6 311.3 293.4 336.4 8.77 21 736 2790 11.0 8.2 83 2.8 9.3 268 8 310.2 311.9 294.0 338.7 9.32 22 732 2836 11.0 6.0 71 5.0 8.0 271 9 310.7 312.2 293.2 335.4 8.04 23 726 2904 10.4 7.3 81 3.1 8.5 275 9 310.7 312.4 293.8 338.0 8.88 24 720 2974 10.2 5.2 71 5.0 7.2 280 9 311.3 312.7 293.1 335.1 7.73 25 700 3208 8.8 4.0 72 4.8 6.0 275 9 312.2 313.6 293.0 334.9 7.30 26 683 3411 7.6 2.6 71 5.0 4.8 275 9 313.1 314.4 292.9 334.2 6.77 27 668 3593 6.0 1.0 70 5.0 3.2 275 9 313.3 314.5 292.4 332.6 6.17 28 653 3779 4.4 1.3 80 3.1 2.7 264 6 313.5 314.8 292.7 333.7 6.45 29 652 3791 4.4 2.0 84 2.4 3.1 263 6 313.7 315.0 293.0 334.9 6.80 30 651 3804 4.2 2.5 89 1.7 3.2 262 6 313.6 314.9 293.2 335.6 7.06 31 643 3904 3.8 2.3 90 1.5 2.9 252 3 314.2 315.6 293.4 336.3 7.05 32 637 3980 3.4 1.3 86 2.1 2.2 245 1 314.6 315.9 293.2 335.4 6.62 33 621 4186 2.0 1.1 94 0.9 1.5 245 4 315.3 316.6 293.4 336.4 6.69 34 608 4357 0.8 -0.2 93 1.0 0.3 249 5 315.8 317.0 293.2 335.5 6.22 35 585 4666 -0.5 -1.7 92 1.2 -1.2 267 6 317.8 319.0 293.4 336.3 5.78 36 573 4831 -1.1 -4.2 79 3.1 -2.6 276 6 319.0 320.0 293.0 334.8 4.89 37 570 4873 -1.1 -6.1 69 5.0 -3.5 279 6 319.5 320.3 292.6 333.3 4.26 38 569 4887 -1.3 -4.7 78 3.4 -3.0 280 6 319.4 320.3 293.0 334.8 4.75 39 556 5071 -2.3 -3.2 94 0.9 -2.8 278 7 320.4 321.4 293.8 337.9 5.44 40 550 5157 -2.5 -4.1 89 1.6 -3.3 277 7 321.1 322.1 293.8 337.8 5.14 41 533 5406 -4.3 -4.5 99 0.2 -4.4 274 8 321.9 322.9 294.0 338.6 5.15 42 531 5435 -3.5 -5.0 89 1.5 -4.3 274 8 323.2 324.1 294.2 339.5 4.97 43 523 5556 -3.5 -7.6 73 4.1 -5.4 273 9 324.6 325.4 293.9 338.3 4.13 44 517 5647 -3.9 -9.9 63 6.0 -6.5 272 9 325.2 325.9 293.5 336.8 3.49 45 515 5677 -3.9 -8.6 70 4.7 -6.0 271 9 325.5 326.3 293.9 338.5 3.88 46 513 5708 -4.1 -11.1 58 7.0 -7.1 271 10 325.6 326.3 293.4 336.4 3.19 47 512 5723 -4.3 -10.3 63 6.0 -6.9 271 10 325.6 326.3 293.6 337.0 3.41 48 509 5770 -4.5 -10.5 63 6.0 -7.1 270 10 325.9 326.6 293.6 337.2 3.38 49 508 5785 -4.7 -8.6 74 3.9 -6.5 270 10 325.8 326.6 294.1 339.0 3.93 50 500 5910 -5.5 -7.9 83 2.4 -6.6 250 10 326.3 327.2 294.4 340.4 4.22 51 496 5973 -6.1 -8.1 86 2.0 -7.0 247 10 326.4 327.2 294.4 340.3 4.19 52 467 6444 -8.7 -12.5 74 3.8 -10.2 251 10 328.8 329.4 294.2 339.5 3.14 53 446 6800 -11.1 -13.1 85 2.0 -11.9 256 6 330.1 330.8 294.5 340.8 3.13 54 429 7098 -12.5 -16.3 73 3.8 -13.9 255 5 332.0 332.5 294.5 340.7 2.50 55 400 7630 -16.3 -25.3 46 9.0 -18.7 225 16 333.8 334.1 293.9 338.2 1.22 56 300 9730 -31.7 -34.5 76 2.8 -32.1 155 6 340.7 340.8 295.1 343.3 0.68 57 250 10990 -41.3 -49.3 42 8.0 -41.9 155 12 344.7 344.7 295.6 345.4 0.17 58 200 12460 -53.7 -64.7 25 11.0 -53.9 180 16 347.7 347.7 296.1 347.9 0.03 59 150 14260 -66.7 -73.7 37 7.0 -66.8 210 14 355.2 355.2 297.7 355.2 0.01 60 112 15991 -73.7 -81.7 28 8.0 -73.7 135 7 373.0 373.0 301.1 373.1 0.00 61 100 16660 -68.3 -87.3 5 19.0 -68.4 235 5 395.8 395.8 304.6 395.8 0.00 62 95 16968 -68.7 -85.7 7 17.0 -68.8 274 7 400.8 400.8 305.3 400.8 0.00 63 88 17427 -67.7 -86.7 5 19.0 -67.8 248 12 411.7 411.7 306.7 411.7 0.00 64 86 17565 -68.5 -87.5 5 19.0 -68.6 255 11 412.8 412.8 306.9 412.8 0.00 65 82 17853 -64.5 -88.5 2 24.0 -64.7 326 11 426.6 426.6 308.4 426.7 0.00 66 76 18318 -64.1 -88.1 2 24.0 -64.3 35 15 436.9 436.9 309.6 436.9 0.00 67 70 18820 -65.7 -88.7 3 23.0 -65.9 40 5 443.8 443.8 310.3 443.8 0.00 68 68 18996 -66.3 -88.3 3 22.0 -66.5 41 4 446.2 446.2 310.5 446.2 0.00 69 53 20534 -59.3 -87.3 1 28.0 -59.9 55 18 495.4 495.4 314.6 495.4 0.00 70 51 20775 -59.7 -87.7 1 28.0 -60.3 67 15 500.0 500.0 314.9 500.0 0.00 71 50 20900 -57.3 -87.3 1 30.0 -58.1 60 15 508.4 508.4 315.5 508.5 0.00 72 48 21159 -55.7 -85.7 1 30.0 -56.7 61 14 518.2 518.2 316.2 518.3 0.01 73 42 22008 -57.5 -86.5 1 29.0 -58.4 45 3 533.9 534.0 317.2 534.0 0.01 74 37 22813 -55.3 -86.3 1 31.0 -56.6 40 13 559.3 559.3 318.6 559.3 0.01 75 35 23167 -56.5 -86.5 1 30.0 -57.7 56 18 565.1 565.1 318.9 565.2 0.01 76 33 23544 -53.1 -85.1 1 32.0 -54.9 83 16 583.7 583.8 319.9 583.8 0.01 77 30 24160 -52.5 -85.5 1 33.0 -54.5 115 13 601.5 601.5 320.7 601.6 0.01 78 28 24608 -50.9 -84.9 1 34.0 -53.4 98 14 618.0 618.0 321.4 618.0 0.01 79 26 25089 -52.1 -85.1 1 33.0 -54.5 107 16 627.8 627.8 321.8 627.9 0.01 80 22 26182 -48.1 -83.1 1 35.0 -51.9 80 23 670.4 670.4 323.4 670.6 0.02 81 21 26488 -48.9 -83.9 1 35.0 -52.6 107 14 677.0 677.0 323.7 677.1 0.02 82 20 26810 -46.9 -82.9 1 36.0 -51.4 85 15 692.6 692.6 324.2 692.8 0.02 83 18 27506 -47.9 -83.9 1 36.0 -52.4 72 15 710.7 710.7 324.8 710.8 0.02 84 16 28289 -44.7 -82.7 1 38.0 -50.7 87 19 745.4 745.5 325.8 745.7 0.03 85 15 28719 -45.9 -82.9 1 37.0 -51.7 71 26 755.3 755.4 326.1 755.6 0.03 86 13 29681 -41.5 -81.5 1 40.0 -49.8 110 27 802.1 802.1 327.3 802.5 0.04 87 12 30224 -41.3 -81.3 1 40.0 -50.1 109 25 821.4 821.4 327.8 821.8 0.04 88 11 30812 -43.1 -82.1 1 39.0 -51.4 102 23 835.6 835.6 328.1 836.0 0.04 89 10 31460 -38.9 -80.9 0 42.0 -49.8 95 21 874.3 874.4 328.9 874.9 0.06 90 9.5 31813 -38.3 -80.3 0 42.0 -49.8 94 25 889.5 889.6 329.2 890.2 0.07 91 8.3 32740 -39.5 -80.5 0 41.0 -51.0 92 34 919.8 919.9 329.8 920.6 0.07 92 7.5 33444 -33.3 -77.3 0 44.0 -49.1 91 41 972.0 972.1 330.7 973.6 0.14 93 7.1 33830 -32.1 -76.1 0 44.0 -49.0 90 45 992.3 992.4 331.1 994.4 0.17 94 7.0 33930 -32.5 -76.5 0 44.0 -49.2 90 46 994.7 994.8 331.1 996.7 0.17 95 6.5 34452 -33.3 -77.3 0 44.0 -49.9 1012.6 1012.7 331.4 1014.5 0.16 TRP 112 15991 -73.7 -81.7 28 8.0 -73.7 135 7 373.0 373.0 301.1 373.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5735.00 m Freezing level: 593.85 mb = 4546.88 m = 14917.42 ft Wetbulb zero: 603.84 mb = 4411.63 m = 14473.69 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 83.57 % Est. max temperature: 30.82 C = 87.48 F Sfc-Lift cond lev (LCL): 1010.33 mb = 98.00 m = 321.52 ft T: 20.00 C 700-500 lapse rate: 5.29 C/km ThetaE index: 8.71 C Layer 912.0- 861.0 mb Conv cond level (CCL): 1000.00 mb = 175.00 m = 574.14 ft Mean mixing ratio: 13.77 g/kg Conv temperature: 19.64 C = 67.35 F Cap Strength: 4.48 C Lifted Index: 3.74 C Risk: None Lifted Index @300 mb: 5.87 C Lifted Index @700 mb: 2.98 C Showalter Index: 3.68 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 17.30 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 163.60 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.40 J/kg Max Up Vert Vel: 8.17 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.38 C Lift Cond Lev (LCL): 959.03 mb = 534.85 m = 1754.74 ft Lev Free Conv (LFC): 954.03 mb = 579.78 m = 1902.14 ft Equ Level (EL): 944.03 mb = 670.57 m = 2200.02 ft B at Equ Level: 30.64 J/kg Max Parcel Lev (MPL): 874.03 mb = 1331.55 m = 4368.55 ft Wind level data Storm motion: 302 at 5 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 1010 98 70 10 -9.4 -3.4 | 88 14 -14.0 -0.5 1 1000 175 70 11 -10.3 -3.8 | 87 15 -15.0 -0.8 2 985 305 75 13 -12.6 -3.4 | 88 17 -17.2 -0.5 3 951 610 95 7 -7.0 0.6 | 107 12 -11.6 3.5 4 925 846 360 4 -0.0 -4.0 | 77 5 -4.6 -1.1 5 918 914 360 4 -0.0 -4.0 | 77 5 -4.6 -1.1 6 886 1219 280 6 5.9 -1.0 | 214 2 1.3 1.9 7 850 1570 290 6 5.6 -2.1 | 229 1 1.0 0.9 8 824 1829 255 6 5.8 1.6 | 195 5 1.2 4.5 9 795 2134 245 6 5.4 2.5 | 188 6 0.8 5.4 10 767 2438 260 10 9.8 1.7 | 228 7 5.2 4.7 11 740 2743 265 8 8.0 0.7 | 223 5 3.3 3.6 12 713 3048 285 10 9.7 -2.6 | 266 5 5.0 0.3 13 700 3208 275 9 9.0 -0.8 | 244 5 4.3 2.1 14 662 3658 275 9 9.0 -0.8 | 244 5 4.3 2.1 15 637 3962 245 1 0.9 0.4 | 132 5 -3.7 3.3 16 614 4267 245 5 4.5 2.1 | 179 5 -0.1 5.0 17 569 4877 280 6 5.9 -1.0 | 214 2 1.3 1.9 18 507 5791 270 10 10.0 -0.0 | 242 6 5.4 2.9 19 500 5910 250 10 9.4 3.4 | 217 8 4.8 6.3 20 488 6096 240 11 9.5 5.5 | 210 10 4.9 8.4 21 469 6401 250 10 9.4 3.4 | 217 8 4.8 6.3 22 433 7010 260 4 3.9 0.7 | 169 4 -0.7 3.6 23 401 7620 220 14 9.0 10.7 | 198 14 4.4 13.6 24 400 7630 225 16 11.3 11.3 | 205 16 6.7 14.2 25 384 7925 230 19 14.6 12.2 | 213 18 9.9 15.1 26 368 8230 245 11 10.0 4.6 | 215 9 5.3 7.6 27 325 9144 250 2 1.9 0.7 | 143 5 -2.8 3.6 28 300 9730 155 6 -2.5 5.4 | 139 11 -7.2 8.4 29 262 10668 145 13 -7.5 10.6 | 138 18 -12.1 13.6 30 250 10990 155 12 -5.1 10.9 | 145 17 -9.7 13.8 31 200 12460 180 16 0.0 16.0 | 166 19 -4.6 18.9 32 189 12802 195 11 2.8 10.6 | 172 14 -1.8 13.5 33 156 14021 205 17 7.2 15.4 | 188 18 2.6 18.3 34 150 14260 210 14 7.0 12.1 | 189 15 2.4 15.0 35 141 14630 225 10 7.1 7.1 | 194 10 2.4 10.0 36 127 15240 210 6 3.0 5.2 | 169 8 -1.6 8.1 37 112 15991 135 7 -4.9 4.9 | 129 12 -9.6 7.9 38 103 16459 200 10 3.4 9.4 | 174 12 -1.2 12.3 39 100 16660 235 5 4.1 2.9 | 175 6 -0.5 5.8 40 98 16764 260 1 1.0 0.2 | 130 5 -3.6 3.1 41 93 17069 280 10 9.8 -1.7 | 257 5 5.2 1.2 42 89 17374 245 13 11.8 5.5 | 220 11 7.2 8.4 43 85 17678 260 10 9.8 1.7 | 228 7 5.2 4.7 44 80 17983 10 12 -2.1 -11.8 | 37 11 -6.7 -8.9 45 76 18288 35 16 -9.2 -13.1 | 54 17 -13.8 -10.2 46 70 18820 40 5 -3.2 -3.8 | 83 8 -7.8 -0.9 47 63 19507 45 1 -0.7 -0.7 | 112 6 -5.3 2.2 48 57 20117 25 13 -5.5 -11.8 | 49 13 -10.1 -8.9 49 54 20422 45 20 -14.1 -14.1 | 59 22 -18.8 -11.2 50 51 20726 70 15 -14.1 -5.1 | 83 19 -18.7 -2.2 51 50 20900 60 15 -13.0 -7.5 | 75 18 -17.6 -4.6 52 49 21031 50 15 -11.5 -9.6 | 67 17 -16.1 -6.7 53 47 21336 75 13 -12.6 -3.4 | 88 17 -17.2 -0.5 54 45 21641 120 13 -11.3 6.5 | 121 18 -15.9 9.4 55 42 21946 45 2 -1.4 -1.4 | 104 6 -6.0 1.5 56 37 22860 40 14 -9.0 -10.7 | 60 16 -13.6 -7.8 57 35 23165 55 18 -14.7 -10.3 | 69 21 -19.4 -7.4 58 33 23470 80 16 -15.8 -2.8 | 90 20 -20.4 0.1 59 30 24079 100 19 -18.7 3.3 | 105 24 -23.3 6.2 60 30 24160 115 13 -11.8 5.5 | 117 18 -16.4 8.4 61 29 24384 85 12 -12.0 -1.0 | 96 17 -16.6 1.9 62 26 24994 120 17 -14.7 8.5 | 121 22 -19.4 11.4 63 25 25298 80 13 -12.8 -2.3 | 92 17 -17.4 0.7 64 24 25603 95 15 -14.9 1.3 | 102 20 -19.6 4.2 65 23 25908 80 21 -20.7 -3.6 | 88 25 -25.3 -0.7 66 22 26213 80 23 -22.7 -4.0 | 88 27 -27.3 -1.1 67 21 26518 110 13 -12.2 4.4 | 114 18 -16.8 7.4 68 20 26810 85 15 -14.9 -1.3 | 95 20 -19.6 1.6 69 20 26822 85 13 -13.0 -1.1 | 96 18 -17.6 1.8 70 19 27127 85 15 -14.9 -1.3 | 95 20 -19.6 1.6 71 18 27432 65 14 -12.7 -5.9 | 80 18 -17.3 -3.0 72 17 27737 90 18 -18.0 0.0 | 97 23 -22.6 2.9 73 17 28042 65 17 -15.4 -7.2 | 78 20 -20.0 -4.3 74 16 28346 90 19 -19.0 0.0 | 97 24 -23.6 2.9 75 15 28651 65 25 -22.7 -10.6 | 74 28 -27.3 -7.7 76 15 28956 85 28 -27.9 -2.4 | 91 33 -32.5 0.5 77 13 29566 110 28 -26.3 9.6 | 112 33 -30.9 12.5 78 12 30175 110 25 -23.5 8.6 | 112 30 -28.1 11.5 79 10 31460 95 21 -20.9 1.8 | 101 26 -25.6 4.7 80 7 33930 90 46 -46.0 0.0 | 93 51 -50.6 2.9 Wind Parameters Mean winds (0-6000m): 272.2 at 7.3 knts Storm direction: 302.2 at 5.5 knts Shear (0-3000m) pos: 1.1 neg: 2.2 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 171.3 deg Storm rel helicity (0-3000m) pos: 30.6 neg: -16.9 tot: 13.7 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.80 Bulk Shear: 41.96 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 77 11 92 15| 4.6 0.0 4.6| 19.9 -0.9 18.9 37.9 0.49| 10.0 4.9 1000 66 8 89 12| 2.3 6.1 8.4| 19.9 -14.5 5.4 5.4 -0.06| 12.0 -0.7 1500 43 7 76 10| 1.5 4.5 6.1| 20.1 -14.5 5.6 3.7 0.09| 9.7 0.9 2000 3 7 51 6| 1.2 3.3 4.5| 20.1 -16.3 3.8 1.9 0.02| 8.4 0.1 2500 293 7 268 2| 1.3 2.6 3.9| 26.7 -16.6 10.1 4.0 0.12| 7.7 0.9 3000 283 7 246 3| 1.1 2.2 3.3| 30.6 -16.9 13.7 4.6 0.18| 7.1 1.3 4000 279 7 236 3| 0.8 1.0 1.8| 32.2 -26.7 5.4 1.4 -0.01| 6.7 -0.1 5000 275 7 225 3| 1.1 0.8 1.9| 37.4 -26.7 10.7 2.1 0.08| 6.0 0.5 6000 272 7 225 4| 0.9 1.2 2.1| 38.3 -34.5 3.8 0.6 0.02| 5.8 0.1 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250627.12.gif