UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070500.upa.cvt Date: 0000Z 5 JUL 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 5 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 1008 98 29.4 12.4 35 17.0 18.5 0 0 301.9 303.5 291.3 328.6 9.00 1 1000 163 28.0 12.0 37 16.0 17.8 310 2 301.1 302.8 290.9 327.3 8.84 2 989 261 26.8 11.8 39 15.0 17.2 320 5 300.9 302.5 290.9 327.0 8.82 3 925 847 21.4 9.4 46 12.0 14.1 20 3 301.2 302.7 290.3 325.0 8.02 4 872 1354 16.8 9.8 63 7.0 12.5 355 11 301.5 303.1 291.0 327.5 8.75 5 854 1532 16.0 7.0 55 9.0 10.7 336 18 302.5 303.9 290.1 324.5 7.37 6 850 1572 16.4 3.4 42 13.0 9.2 340 17 303.3 304.4 288.9 320.7 5.75 7 844 1632 16.2 -0.8 31 17.0 7.5 342 16 303.7 304.5 287.7 316.8 4.27 8 843 1642 16.0 -1.0 31 17.0 7.3 343 15 303.6 304.4 287.6 316.5 4.21 9 836 1713 15.4 -1.6 31 17.0 6.8 345 14 303.7 304.5 287.5 316.2 4.07 10 823 1845 14.8 -9.2 18 24.0 4.3 349 11 304.4 304.9 285.9 311.7 2.31 11 820 1876 15.0 -19.0 8 34.0 2.7 346 11 305.0 305.2 284.7 308.4 1.04 12 810 1980 14.2 -25.8 5 40.0 1.6 338 11 305.2 305.3 284.2 307.1 0.58 13 807 2011 14.0 -26.0 5 40.0 1.5 335 12 305.3 305.4 284.2 307.2 0.57 14 799 2095 13.4 -29.6 3 43.0 0.8 329 12 305.5 305.6 284.2 307.0 0.41 15 795 2137 13.8 -32.2 3 46.0 0.9 325 12 306.4 306.5 284.4 307.5 0.32 16 728 2872 9.8 -25.2 7 35.0 -1.2 317 11 309.8 310.0 286.1 312.2 0.68 17 702 3173 8.8 -38.2 2 47.0 -2.7 328 15 312.0 312.0 286.3 312.7 0.20 18 700 3197 8.8 -38.2 2 47.0 -2.7 330 15 312.2 312.3 286.4 313.0 0.20 19 695 3256 8.6 -20.4 11 29.0 -1.5 328 16 312.6 312.9 287.5 316.3 1.09 20 690 3316 8.0 -18.0 14 26.0 -1.5 326 16 312.6 312.9 287.8 317.1 1.34 21 681 3424 7.4 -22.6 10 30.0 -2.5 326 17 313.1 313.3 287.5 316.2 0.91 22 656 3729 4.6 -13.4 26 18.0 -2.6 330 15 313.3 313.7 288.8 320.1 2.07 23 631 4044 3.0 -21.0 15 24.0 -5.0 330 13 315.0 315.2 288.3 318.9 1.13 24 596 4502 -0.7 -19.7 22 19.0 -7.0 334 11 315.9 316.2 288.9 320.5 1.34 25 587 4623 -1.5 -22.5 18 21.0 -8.0 337 10 316.4 316.6 288.8 320.0 1.07 26 574 4802 -1.7 -34.7 6 33.0 -9.4 349 12 318.2 318.2 288.5 319.4 0.35 27 568 4885 -1.7 -26.7 13 25.0 -8.8 355 13 319.1 319.3 289.3 321.8 0.76 28 560 4998 -1.7 -30.7 9 29.0 -9.2 350 13 320.4 320.5 289.5 322.3 0.53 29 500 5890 -6.7 -45.7 3 39.0 -13.5 320 14 324.9 324.9 290.4 325.4 0.13 30 498 5921 -6.7 -44.7 3 38.0 -13.5 318 14 325.2 325.3 290.5 325.8 0.14 31 429 7066 -14.9 -49.9 3 35.0 -19.7 303 20 329.0 329.0 291.5 329.3 0.09 32 400 7590 -19.5 -51.5 4 32.0 -23.2 285 21 329.6 329.7 291.7 330.0 0.08 33 358 8401 -27.1 -53.1 7 26.0 -29.4 301 23 330.1 330.1 291.8 330.4 0.08 34 333 8918 -30.5 -53.5 9 23.0 -32.3 317 21 332.3 332.3 292.4 332.6 0.08 35 307 9490 -34.9 -57.9 8 23.0 -36.2 301 18 334.0 334.0 292.9 334.2 0.05 36 300 9650 -36.3 -57.3 10 21.0 -37.5 280 18 334.2 334.2 292.9 334.4 0.06 37 266 10475 -44.1 -57.1 22 13.0 -44.6 305 20 334.5 334.5 293.0 334.8 0.06 38 250 10890 -47.7 -60.7 21 13.0 -48.1 285 17 335.2 335.2 293.2 335.3 0.04 39 247 10969 -48.3 -62.3 18 14.0 -48.7 283 17 335.4 335.4 293.2 335.6 0.04 40 245 11023 -49.1 -60.1 27 11.0 -49.4 282 17 335.0 335.0 293.1 335.2 0.05 41 238 11212 -50.3 -62.3 23 12.0 -50.6 277 18 336.0 336.0 293.3 336.1 0.04 42 230 11433 -52.1 -62.1 29 10.0 -52.4 290 18 336.5 336.5 293.5 336.7 0.04 43 229 11461 -52.1 -62.1 29 10.0 -52.4 293 17 337.0 337.0 293.6 337.1 0.04 44 222 11662 -52.3 -67.3 15 15.0 -52.6 293 17 339.7 339.7 294.3 339.7 0.02 45 201 12298 -55.3 -71.3 12 16.0 -55.5 270 19 344.7 344.7 295.4 344.8 0.01 46 200 12330 -54.7 -72.7 9 18.0 -54.9 275 20 346.1 346.1 295.8 346.2 0.01 47 198 12394 -53.7 -74.7 6 21.0 -54.0 271 19 348.7 348.7 296.4 348.8 0.01 48 176 13147 -55.9 -76.9 6 21.0 -56.2 334 34 357.1 357.1 298.1 357.1 0.01 49 172 13293 -55.1 -79.1 4 24.0 -55.4 340 34 360.7 360.7 298.8 360.8 0.00 50 150 14160 -58.1 -82.1 3 24.0 -58.3 335 27 370.0 370.0 300.5 370.0 0.00 51 142 14505 -59.7 -82.7 3 23.0 -59.9 323 26 373.0 373.0 301.1 373.0 0.00 52 137 14730 -59.1 -85.1 2 26.0 -59.3 314 28 377.9 377.9 301.9 377.9 0.00 53 110 16083 -67.3 -85.3 6 18.0 -67.4 339 38 387.0 387.0 303.3 387.0 0.00 54 103 16480 -67.1 -87.1 4 20.0 -67.2 345 47 394.7 394.7 304.5 394.7 0.00 55 100 16660 -64.7 -87.7 3 23.0 -64.8 345 37 402.7 402.7 305.6 402.7 0.00 56 88 17445 -61.5 -88.5 2 27.0 -61.8 13 41 424.1 424.1 308.2 424.1 0.00 57 86 17588 -59.5 -88.5 1 29.0 -59.9 19 35 431.0 431.0 308.9 431.0 0.00 58 77 18272 -63.9 -88.9 2 25.0 -64.1 40 4 435.6 435.6 309.4 435.6 0.00 59 71 18772 -60.9 -88.9 1 28.0 -61.3 19 15 452.3 452.3 311.1 452.3 0.00 60 70 18860 -61.7 -88.7 2 27.0 -62.0 35 18 452.4 452.4 311.1 452.4 0.00 61 64 19415 -61.7 -88.7 2 27.0 -62.1 42 15 464.1 464.1 312.1 464.1 0.00 62 63 19513 -60.1 -88.1 1 28.0 -60.6 47 13 469.8 469.8 312.6 469.8 0.00 63 59 19923 -58.7 -88.7 1 30.0 -59.3 70 4 481.8 481.8 313.6 481.8 0.00 64 58 20031 -59.3 -88.3 1 29.0 -59.9 57 6 482.8 482.8 313.7 482.8 0.00 65 53 20600 -55.9 -86.9 1 31.0 -56.8 34 17 503.3 503.3 315.2 503.3 0.00 66 50 20970 -56.5 -87.5 1 31.0 -57.3 65 17 510.3 510.3 315.7 510.4 0.00 67 45 21642 -54.5 -86.5 1 32.0 -55.7 90 17 530.8 530.8 317.0 530.8 0.00 68 43 21932 -56.1 -87.1 1 31.0 -57.1 95 17 533.8 533.8 317.2 533.8 0.00 69 39 22552 -56.7 -86.7 1 30.0 -57.8 85 16 547.4 547.4 317.9 547.4 0.01 70 36 23063 -54.1 -86.1 1 32.0 -55.6 65 22 566.8 566.8 319.0 566.9 0.01 71 33 23620 -55.1 -87.1 1 32.0 -56.5 69 24 578.4 578.4 319.6 578.5 0.01 72 31 24019 -54.9 -86.9 1 32.0 -56.5 65 26 589.4 589.4 320.1 589.5 0.01 73 30 24230 -52.9 -85.9 1 33.0 -54.9 70 23 600.4 600.4 320.6 600.5 0.01 74 29 24449 -52.5 -85.5 1 33.0 -54.6 86 21 607.4 607.4 320.9 607.4 0.01 75 23 25953 -50.7 -84.7 1 34.0 -53.7 82 29 654.3 654.3 322.9 654.4 0.01 76 20 26870 -47.5 -83.5 1 36.0 -51.8 65 26 690.8 690.8 324.1 690.9 0.02 77 17 27946 -46.7 -83.7 1 37.0 -51.8 88 32 726.2 726.2 325.3 726.4 0.02 78 17 27946 -46.7 -83.7 1 37.0 -51.8 88 32 726.2 726.2 325.3 726.4 0.02 79 16 28352 -43.3 -82.3 1 39.0 -50.0 76 26 750.0 750.0 326.0 750.3 0.03 80 14 29253 -42.1 -81.1 1 39.0 -49.8 102 34 783.3 783.3 326.8 783.6 0.04 81 13 29754 -42.9 -81.9 1 39.0 -50.5 96 31 797.3 797.3 327.2 797.6 0.04 82 12 30297 -40.1 -81.1 0 41.0 -49.5 92 33 825.7 825.7 327.8 826.1 0.05 83 11 30890 -41.3 -81.3 1 40.0 -50.4 89 37 842.1 842.1 328.2 842.6 0.05 84 10 31540 -39.1 -81.1 0 42.0 -49.9 85 42 873.6 873.6 328.9 874.1 0.06 85 9.3 32039 -37.5 -79.5 0 42.0 -49.6 898.0 898.1 329.4 898.8 0.08 TRP 201 12298 -55.3 -71.3 12 16.0 -55.5 270 19 344.7 344.7 295.4 344.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5727.00 m Freezing level: 602.62 mb = 4415.64 m = 14486.84 ft Wetbulb zero: 766.05 mb = 2446.66 m = 8027.00 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 20.36 % Est. max temperature: 29.82 C = 85.68 F Sfc-Lift cond lev (LCL): 786.65 mb = 2225.00 m = 7299.78 ft T: 13.32 C 700-500 lapse rate: 5.76 C/km ThetaE index: 20.32 C Layer 854.0- 807.0 mb Conv cond level (CCL): 661.66 mb = 3658.90 m = 12004.13 ft Mean mixing ratio: 8.45 g/kg Conv temperature: 40.87 C = 105.56 F Cap Strength: 6.00 C Lifted Index: 6.46 C Risk: None Lifted Index @300 mb: 6.51 C Lifted Index @700 mb: 5.91 C Showalter Index: 9.33 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 10.10 C K Index: -20.50 Risk: None Sweat Index: 88.80 Risk: None Energy Index: 1.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.62 J/kg Max Up Vert Vel: 1.80 m/s Conv Inhibition (B-): 51892.45 J/kg Cap Strength: 6.35 C Lift Cond Lev (LCL): 784.05 mb = 2252.70 m = 7390.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 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 0 0 -0.0 -0.0 | 182 8 0.3 8.4 1 1000 163 310 2 1.5 -1.3 | 195 7 1.9 7.1 2 984 305 325 6 3.4 -4.9 | 227 5 3.8 3.5 3 950 610 340 4 1.4 -3.8 | 200 5 1.7 4.7 4 925 847 20 3 -1.0 -2.8 | 173 6 -0.7 5.6 5 918 914 25 3 -1.3 -2.7 | 171 6 -0.9 5.7 6 886 1219 10 6 -1.0 -5.9 | 164 3 -0.7 2.5 7 855 1524 335 18 7.6 -16.3 | 315 11 7.9 -7.9 8 850 1572 340 17 5.8 -16.0 | 321 10 6.1 -7.5 9 824 1829 350 11 1.9 -10.8 | 317 3 2.2 -2.4 10 795 2134 325 12 6.9 -9.8 | 281 7 7.2 -1.4 11 766 2438 325 13 7.5 -10.6 | 286 8 7.8 -2.2 12 739 2743 315 10 7.1 -7.1 | 260 8 7.4 1.4 13 713 3048 320 12 7.7 -9.2 | 275 8 8.0 -0.8 14 700 3197 330 15 7.5 -13.0 | 300 9 7.8 -4.6 15 687 3353 325 17 9.8 -13.9 | 299 11 10.1 -5.5 16 661 3658 330 15 7.5 -13.0 | 300 9 7.8 -4.6 17 612 4267 330 12 6.0 -10.4 | 287 7 6.3 -2.0 18 590 4572 335 10 4.2 -9.1 | 278 5 4.6 -0.6 19 567 4877 355 13 1.1 -13.0 | 342 5 1.5 -4.5 20 526 5486 325 12 6.9 -9.8 | 281 7 7.2 -1.4 21 506 5791 330 12 6.0 -10.4 | 287 7 6.3 -2.0 22 500 5890 320 14 9.0 -10.7 | 284 10 9.3 -2.3 23 487 6096 305 16 13.1 -9.2 | 273 13 13.4 -0.7 24 468 6401 285 17 16.4 -4.4 | 256 17 16.8 4.0 25 415 7315 310 21 16.1 -13.5 | 287 17 16.4 -5.1 26 400 7590 285 21 20.3 -5.4 | 262 21 20.6 3.0 27 398 7620 285 21 20.3 -5.4 | 262 21 20.6 3.0 28 366 8230 295 24 21.8 -10.1 | 274 22 22.1 -1.7 29 336 8839 320 22 14.1 -16.9 | 300 17 14.5 -8.4 30 322 9144 305 19 15.6 -10.9 | 279 16 15.9 -2.5 31 309 9449 305 18 14.7 -10.3 | 277 15 15.1 -1.9 32 300 9650 280 18 17.7 -3.1 | 254 19 18.1 5.3 33 295 9754 285 18 17.4 -4.7 | 258 18 17.7 3.8 34 258 10668 310 21 16.1 -13.5 | 287 17 16.4 -5.1 35 250 10890 285 17 16.4 -4.4 | 256 17 16.8 4.0 36 235 11278 275 18 17.9 -1.6 | 249 20 18.3 6.9 37 225 11582 305 17 13.9 -9.8 | 275 14 14.3 -1.3 38 214 11887 255 15 14.5 3.9 | 230 19 14.8 12.3 39 204 12192 245 22 19.9 9.3 | 229 27 20.3 17.7 40 201 12298 270 19 19.0 -0.0 | 246 21 19.3 8.4 41 200 12330 275 20 19.9 -1.7 | 252 21 20.3 6.7 42 195 12497 265 17 16.9 1.5 | 240 20 17.3 9.9 43 186 12802 320 33 21.2 -25.3 | 308 27 21.5 -16.8 44 169 13411 345 34 8.8 -32.8 | 339 26 9.1 -24.4 45 161 13716 350 30 5.2 -29.5 | 345 22 5.5 -21.1 46 150 14160 335 27 11.4 -24.5 | 324 20 11.7 -16.0 47 146 14326 330 24 12.0 -20.8 | 315 17 12.3 -12.4 48 132 14935 305 30 24.6 -17.2 | 289 26 24.9 -8.8 49 126 15240 300 34 29.4 -17.0 | 286 31 29.8 -8.6 50 114 15850 335 32 13.5 -29.0 | 326 25 13.9 -20.6 51 103 16459 345 48 12.4 -46.4 | 341 40 12.8 -37.9 52 100 16660 345 37 9.6 -35.7 | 340 29 9.9 -27.3 53 94 17069 340 39 13.3 -36.6 | 334 31 13.7 -28.2 54 89 17374 10 44 -7.6 -43.3 | 12 36 -7.3 -34.9 55 81 17983 35 19 -10.9 -15.6 | 56 13 -10.6 -7.1 56 77 18288 40 3 -1.9 -2.3 | 165 6 -1.6 6.1 57 73 18593 345 10 2.6 -9.7 | 293 3 2.9 -1.2 58 70 18860 35 18 -10.3 -14.7 | 58 12 -10.0 -6.3 59 70 18898 25 15 -6.3 -13.6 | 49 8 -6.0 -5.2 60 66 19202 35 19 -10.9 -15.6 | 56 13 -10.6 -7.1 61 63 19507 45 14 -9.9 -9.9 | 81 10 -9.6 -1.5 62 60 19812 85 2 -2.0 -0.2 | 169 8 -1.7 8.3 63 55 20422 10 12 -2.1 -11.8 | 27 4 -1.7 -3.4 64 52 20726 50 21 -16.1 -13.5 | 72 17 -15.8 -5.1 65 50 20970 65 17 -15.4 -7.2 | 95 15 -15.1 1.2 66 50 21031 45 20 -14.1 -14.1 | 68 15 -13.8 -5.7 67 47 21336 65 16 -14.5 -6.8 | 97 14 -14.2 1.7 68 45 21641 90 17 -17.0 0.0 | 117 19 -16.7 8.4 69 41 22250 100 16 -15.8 2.8 | 126 19 -15.4 11.2 70 39 22555 85 16 -15.9 -1.4 | 114 17 -15.6 7.0 71 37 22860 75 12 -11.6 -3.1 | 115 12 -11.3 5.3 72 35 23165 60 27 -23.4 -13.5 | 78 24 -23.0 -5.1 73 34 23470 70 23 -21.6 -7.9 | 92 21 -21.3 0.6 74 31 24079 65 26 -23.6 -11.0 | 84 23 -23.2 -2.6 75 30 24230 70 23 -21.6 -7.9 | 92 21 -21.3 0.6 76 29 24384 90 20 -20.0 0.0 | 113 21 -19.7 8.4 77 28 24689 70 23 -21.6 -7.9 | 92 21 -21.3 0.6 78 25 25298 90 26 -26.0 0.0 | 108 27 -25.7 8.4 79 24 25603 80 33 -32.5 -5.7 | 95 32 -32.2 2.7 80 21 26518 85 24 -23.9 -2.1 | 105 24 -23.6 6.3 81 20 26822 75 23 -22.2 -6.0 | 96 22 -21.9 2.5 82 20 26870 65 26 -23.6 -11.0 | 84 23 -23.2 -2.6 83 19 27127 65 26 -23.6 -11.0 | 84 23 -23.2 -2.6 84 18 27432 75 28 -27.0 -7.2 | 93 27 -26.7 1.2 85 17 28042 90 33 -33.0 0.0 | 104 34 -32.7 8.4 86 16 28346 75 26 -25.1 -6.7 | 94 25 -24.8 1.7 87 15 28956 105 36 -34.8 9.3 | 117 39 -34.4 17.8 88 13 29870 95 30 -29.9 2.6 | 111 32 -29.6 11.0 89 10 31540 85 42 -41.8 -3.7 | 97 42 -41.5 4.8 Wind Parameters Mean winds (0-6000m): 332.3 at 11.3 knts Storm direction: 2.3 at 8.4 knts Shear (0-3000m) pos: 0.6 neg: 2.2 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 101.6 deg Storm rel helicity (0-3000m) pos: 17.8 neg: -20.7 tot: -2.9 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 6.65 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 ------------------------------------------------------------------------------- 500 328 4 208 6| 0.0 4.2 4.2| 8.8 -2.7 6.2 12.3 0.37| 8.4 3.1 1000 346 4 195 5| 1.5 2.1 3.6| 8.8 -6.8 2.0 2.0 -0.01| 6.7 -0.1 1500 346 6 220 3| 1.0 5.8 6.7| 10.4 -9.7 0.7 0.5 -0.24| 10.5 -2.5 2000 344 8 252 3| 0.7 3.3 4.1| 10.6 -13.9 -3.3 -1.6 -0.26| 10.3 -2.7 2500 338 9 266 4| 0.6 2.6 3.2| 11.5 -18.1 -6.6 -2.6 -0.28| 8.9 -2.5 3000 334 9 268 4| 0.6 2.2 2.8| 17.8 -20.7 -2.9 -1.0 -0.22| 8.2 -1.8 4000 332 11 281 5| 0.6 1.7 2.3| 23.9 -23.8 0.1 0.0 -0.16| 7.3 -1.2 5000 334 11 285 5| 0.8 1.3 2.1| 29.1 -28.6 0.5 0.1 -0.12| 6.8 -0.8 6000 332 11 285 6| 0.7 1.7 2.4| 30.4 -42.0 -11.6 -1.9 -0.17| 6.7 -1.2 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250705.00.gif