UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060612.upa.cvt Date: 1200Z 6 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 6 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 1004 98 20.4 19.4 94 1.0 19.7 0 0 293.2 295.8 292.7 333.8 14.26 1 1000 126 20.4 19.0 92 1.4 19.5 180 3 293.5 296.0 292.6 333.3 13.96 2 979 310 19.4 18.5 95 0.9 18.8 188 2 294.3 296.8 292.7 333.8 13.82 3 957 506 21.2 17.1 77 4.1 18.4 301 3 298.1 300.4 293.2 335.6 12.92 4 926 792 19.6 17.0 85 2.6 17.8 57 5 299.3 301.7 293.8 338.0 13.28 5 925 801 19.6 17.0 85 2.6 17.8 60 5 299.4 301.8 293.9 338.1 13.29 6 902 1018 18.6 15.3 81 3.3 16.4 65 4 300.5 302.7 293.4 336.3 12.21 7 880 1229 16.8 15.0 89 1.8 15.6 64 3 300.7 303.0 293.5 336.8 12.28 8 868 1346 15.8 13.6 87 2.2 14.4 57 4 300.9 303.0 292.9 334.3 11.35 9 866 1366 15.6 12.5 82 3.1 13.6 55 4 300.9 302.8 292.3 332.0 10.57 10 864 1386 15.6 11.6 77 4.0 13.1 54 4 301.1 302.9 291.9 330.5 9.98 11 852 1505 16.8 -6.2 20 23.0 6.1 46 5 303.5 304.1 286.1 312.3 2.82 12 850 1525 17.0 -8.0 17 25.0 5.8 45 5 304.0 304.4 285.9 311.7 2.46 13 840 1626 17.2 -12.8 12 30.0 4.8 42 5 305.2 305.5 285.5 310.6 1.70 14 764 2425 11.6 -16.4 12 28.0 1.1 355 7 307.5 307.8 286.1 312.1 1.39 15 749 2591 10.2 -11.8 20 22.0 1.1 2 9 307.8 308.2 286.9 314.4 2.06 16 744 2646 9.4 -4.6 37 14.0 2.7 5 10 307.5 308.2 288.3 318.9 3.65 17 734 2758 8.4 -3.6 43 12.0 2.6 10 12 307.6 308.3 288.8 320.0 3.99 18 731 2792 8.2 -5.8 36 14.0 1.7 12 12 307.7 308.4 288.2 318.4 3.39 19 720 2917 7.6 -3.4 46 11.0 2.2 18 11 308.4 309.2 289.1 321.3 4.13 20 716 2963 7.8 -15.2 18 23.0 -0.9 21 11 309.1 309.4 286.9 314.5 1.64 21 712 3009 8.2 -10.8 25 19.0 0.2 23 10 310.1 310.5 287.9 317.6 2.35 22 700 3149 7.2 -11.8 24 19.0 -0.6 35 4 310.5 310.9 287.9 317.6 2.21 23 641 3864 0.8 -8.2 51 9.0 -3.1 312 5 311.1 311.7 289.2 321.3 3.21 24 637 3914 0.8 -9.2 47 10.0 -3.4 310 5 311.7 312.2 289.1 321.2 2.99 25 597 4431 -2.9 -7.9 68 5.0 -5.1 302 8 313.2 313.9 290.1 324.5 3.53 26 591 4511 -2.9 -10.9 54 8.0 -6.1 306 11 314.1 314.7 289.8 323.2 2.82 27 585 4592 -3.3 -9.3 63 6.0 -5.8 310 13 314.6 315.2 290.3 325.0 3.23 28 582 4632 -3.1 -5.4 84 2.3 -4.2 309 13 315.3 316.1 291.5 329.3 4.40 29 580 4660 -3.1 -6.0 80 2.9 -4.4 308 13 315.6 316.4 291.5 329.1 4.21 30 571 4783 -3.9 -8.1 73 4.2 -5.7 304 12 316.1 316.8 291.1 327.8 3.64 31 565 4866 -4.5 -6.6 85 2.1 -5.4 301 12 316.3 317.1 291.6 329.6 4.13 32 564 4880 -4.3 -7.6 78 3.3 -5.8 300 12 316.7 317.4 291.5 329.1 3.83 33 555 5007 -4.5 -9.0 71 4.5 -6.4 306 12 317.9 318.6 291.5 329.3 3.49 34 524 5456 -7.9 -10.2 84 2.3 -8.8 307 17 319.1 319.8 291.7 330.1 3.36 35 514 5606 -8.5 -11.2 81 2.7 -9.6 302 20 320.1 320.8 291.9 330.6 3.16 36 509 5682 -8.1 -12.8 69 4.7 -9.9 299 21 321.5 322.1 291.9 330.9 2.81 37 505 5743 -8.5 -14.5 62 6.0 -10.7 297 23 321.8 322.2 291.7 330.0 2.46 38 500 5820 -8.9 -15.9 57 7.0 -11.4 295 24 322.2 322.6 291.6 329.7 2.21 39 490 5976 -9.3 -19.3 44 10.0 -12.6 287 25 323.6 323.9 291.5 329.4 1.69 40 466 6362 -12.7 -16.6 73 3.9 -14.0 276 28 324.0 324.5 292.2 331.6 2.24 41 463 6411 -12.9 -18.9 61 6.0 -14.8 275 28 324.4 324.7 291.9 330.7 1.86 42 456 6527 -13.9 -17.8 72 3.9 -15.2 274 26 324.5 324.9 292.2 331.6 2.07 43 455 6544 -13.7 -20.7 55 7.0 -15.8 274 26 325.0 325.3 291.9 330.6 1.62 44 454 6561 -14.1 -20.1 60 6.0 -15.9 274 26 324.7 325.0 291.9 330.6 1.71 45 452 6594 -14.1 -24.1 42 10.0 -16.8 273 26 325.1 325.3 291.5 329.3 1.21 46 450 6628 -14.5 -21.5 55 7.0 -16.6 273 25 325.0 325.3 291.8 330.3 1.52 47 449 6645 -14.7 -23.7 46 9.0 -17.1 273 25 325.0 325.2 291.5 329.4 1.26 48 447 6678 -14.9 -21.9 55 7.0 -16.9 273 24 325.1 325.4 291.8 330.3 1.48 49 445 6712 -15.1 -23.1 50 8.0 -17.3 273 24 325.3 325.6 291.7 330.0 1.34 50 442 6763 -15.7 -20.3 68 4.6 -17.1 272 23 325.2 325.5 292.0 331.1 1.72 51 441 6780 -15.7 -18.6 78 2.9 -16.6 272 23 325.4 325.8 292.3 332.2 2.00 52 440 6798 -15.9 -18.7 79 2.8 -16.8 272 23 325.3 325.7 292.3 332.2 1.99 53 438 6832 -16.1 -21.1 65 5.0 -17.6 272 22 325.5 325.8 292.0 331.1 1.62 54 434 6901 -16.1 -33.1 22 17.0 -19.6 271 22 326.4 326.5 291.2 328.3 0.54 55 400 7510 -20.5 -31.5 37 11.0 -22.7 270 24 328.3 328.5 291.9 330.8 0.69 56 300 9580 -36.9 -47.9 31 11.0 -37.7 260 23 333.4 333.4 292.8 334.0 0.17 57 250 10810 -47.5 -52.5 56 5.0 -47.7 270 34 335.4 335.5 293.3 335.9 0.12 58 200 12250 -54.7 -73.7 8 19.0 -55.0 290 30 346.1 346.1 295.8 346.2 0.01 59 167 13394 -59.9 -76.9 9 17.0 -60.1 290 47 355.8 355.8 297.8 355.8 0.01 60 150 14070 -58.1 -81.1 4 23.0 -58.3 290 42 370.0 370.0 300.5 370.0 0.00 61 100 16570 -66.5 -86.5 4 20.0 -66.6 260 17 399.2 399.2 305.1 399.3 0.00 62 99 16631 -67.1 -87.1 4 20.0 -67.2 260 17 399.2 399.2 305.1 399.2 0.00 63 94 16945 -64.3 -87.3 3 23.0 -64.5 275 22 410.7 410.7 306.6 410.7 0.00 64 89 17277 -66.3 -87.3 4 21.0 -66.4 290 26 413.2 413.2 306.9 413.2 0.00 65 79 17999 -65.5 -87.5 3 22.0 -65.7 319 20 429.2 429.2 308.7 429.2 0.00 66 75 18317 -62.7 -86.7 3 24.0 -63.0 309 21 441.4 441.5 310.0 441.5 0.00 67 72 18568 -63.9 -87.9 2 24.0 -64.1 337 11 444.1 444.1 310.3 444.1 0.00 68 70 18740 -63.7 -87.7 2 24.0 -64.0 355 6 448.1 448.1 310.7 448.1 0.00 69 63 19388 -62.1 -87.1 2 25.0 -62.4 154 4 465.3 465.3 312.3 465.4 0.00 70 59 19796 -59.1 -86.1 2 27.0 -59.6 267 10 480.9 480.9 313.5 480.9 0.00 71 55 20235 -60.1 -87.1 2 27.0 -60.6 319 10 488.4 488.4 314.1 488.4 0.00 72 50 20830 -59.7 -86.7 2 27.0 -60.3 50 12 502.8 502.8 315.1 502.8 0.00 73 42 21923 -57.9 -85.9 2 28.0 -58.7 63 10 533.0 533.0 317.1 533.0 0.01 74 41 22074 -58.7 -86.7 2 28.0 -59.5 81 11 534.7 534.7 317.2 534.7 0.01 75 36 22896 -55.5 -85.5 1 30.0 -56.8 80 16 563.2 563.2 318.8 563.2 0.01 76 32 23648 -54.5 -84.5 1 30.0 -56.1 97 12 585.2 585.2 319.9 585.2 0.01 77 30 24060 -55.3 -85.3 1 30.0 -56.8 70 19 593.9 593.9 320.3 593.9 0.01 78 29 24276 -55.3 -85.3 1 30.0 -56.9 70 16 599.7 599.7 320.6 599.7 0.01 79 20 26670 -51.3 -83.3 1 32.0 -54.4 85 22 679.1 679.2 323.7 679.3 0.02 80 18 27361 -48.7 -81.7 1 33.0 -52.8 94 19 708.1 708.1 324.7 708.4 0.03 81 15 28570 -46.1 -81.1 1 35.0 -51.8 94 13 754.7 754.7 326.1 755.0 0.04 82 15 28570 -46.3 -81.3 1 35.0 -51.9 94 13 754.0 754.0 326.1 754.3 0.04 83 11 30673 -37.9 -77.9 1 40.0 -48.8 68 18 854.5 854.5 328.5 855.3 0.08 84 10 31330 -38.3 -78.3 1 40.0 -49.5 55 12 876.6 876.6 329.0 877.5 0.09 85 7.3 33517 -33.5 -76.5 1 43.0 -49.3 978.7 978.8 330.8 980.6 0.16 86 7.2 33614 -33.5 -76.5 1 43.0 -49.4 982.6 982.7 330.9 984.5 0.16 TRP 167 13394 -59.9 -76.9 9 17.0 -60.1 290 47 355.8 355.8 297.8 355.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5694.00 m Freezing level: 628.35 mb = 4025.84 m = 13207.98 ft Wetbulb zero: 717.16 mb = 2949.49 m = 9676.69 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 54.36 % Est. max temperature: 30.32 C = 86.58 F Sfc-Lift cond lev (LCL): 989.65 mb = 215.96 m = 708.52 ft T: 19.91 C 700-500 lapse rate: 6.03 C/km ThetaE index: 26.19 C Layer 868.0- 764.0 mb Conv cond level (CCL): 871.28 mb = 1314.27 m = 4311.84 ft Mean mixing ratio: 13.29 g/kg Conv temperature: 28.04 C = 82.48 F Cap Strength: 3.65 C Lifted Index: -0.31 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.24 C Lifted Index @700 mb: 0.91 C Showalter Index: 12.38 C Risk: None Total Totals Index: 26.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 0.90 C K Index: -1.10 Risk: None Sweat Index: 34.00 Risk: None Energy Index: 3.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 223.02 J/kg Max Up Vert Vel: 21.12 m/s Conv Inhibition (B-): 168.48 J/kg Cap Strength: 3.63 C Lift Cond Lev (LCL): 918.09 mb = 865.55 m = 2839.71 ft Lev Free Conv (LFC): 673.09 mb = 3467.24 m = 11375.34 ft Equ Level (EL): 273.09 mb = 10214.01 m = 33510.11 ft B at Equ Level: 222.72 J/kg Max Parcel Lev (MPL): 203.09 mb = 12151.03 m = 39865.10 ft Wind level data Storm motion: 355 at 7 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 1004 98 0 0 -0.0 -0.0 | 175 7 -0.5 6.6 1 1000 126 180 3 0.0 3.0 | 177 10 -0.5 9.6 2 980 305 185 2 0.2 2.0 | 178 9 -0.3 8.6 3 946 610 360 3 -0.0 -3.0 | 172 4 -0.5 3.6 4 925 801 60 5 -4.3 -2.5 | 130 6 -4.9 4.1 5 913 914 65 5 -4.5 -2.1 | 132 7 -5.1 4.5 6 881 1219 65 3 -2.7 -1.3 | 149 6 -3.2 5.3 7 850 1525 45 5 -3.5 -3.5 | 127 5 -4.1 3.1 8 820 1829 35 6 -3.4 -4.9 | 113 4 -4.0 1.7 9 790 2134 355 10 0.9 -10.0 | 354 3 0.3 -3.4 10 762 2438 355 7 0.6 -7.0 | 347 0 0.1 -0.4 11 735 2743 10 12 -2.1 -11.8 | 26 6 -2.6 -5.2 12 709 3048 25 10 -4.2 -9.1 | 62 5 -4.7 -2.5 13 700 3149 35 4 -2.3 -3.3 | 140 4 -2.8 3.3 14 657 3658 320 5 3.2 -3.8 | 224 4 2.7 2.8 15 608 4267 295 4 3.6 -1.7 | 212 6 3.1 4.9 16 585 4572 310 13 10.0 -8.4 | 281 10 9.4 -1.8 17 563 4877 300 12 10.4 -6.0 | 267 10 9.9 0.6 18 542 5182 315 12 8.5 -8.5 | 283 8 8.0 -1.9 19 500 5820 295 24 21.8 -10.1 | 280 22 21.2 -3.6 20 482 6096 280 25 24.6 -4.3 | 265 24 24.1 2.2 21 463 6401 275 28 27.9 -2.4 | 261 28 27.4 4.1 22 427 7010 270 20 20.0 -0.0 | 251 21 19.5 6.6 23 400 7510 270 24 24.0 -0.0 | 254 24 23.5 6.6 24 394 7620 270 24 24.0 -0.0 | 254 24 23.5 6.6 25 333 8839 285 23 22.2 -6.0 | 268 22 21.7 0.6 26 319 9144 280 23 22.7 -4.0 | 263 22 22.1 2.6 27 300 9580 260 23 22.7 4.0 | 244 25 22.1 10.6 28 292 9754 260 23 22.7 4.0 | 244 25 22.1 10.6 29 250 10810 270 34 34.0 -0.0 | 259 34 33.5 6.6 30 222 11582 270 27 27.0 -0.0 | 256 27 26.5 6.6 31 212 11887 285 32 30.9 -8.3 | 273 30 30.4 -1.7 32 202 12192 280 38 37.4 -6.6 | 270 37 36.9 -0.0 33 200 12250 290 30 28.2 -10.3 | 278 28 27.7 -3.7 34 192 12497 285 28 27.0 -7.2 | 271 27 26.5 -0.7 35 175 13106 275 40 39.8 -3.5 | 265 39 39.3 3.1 36 167 13394 290 47 44.2 -16.1 | 282 45 43.6 -9.5 37 159 13716 290 47 44.2 -16.1 | 282 45 43.6 -9.5 38 151 14021 275 42 41.8 -3.7 | 266 41 41.3 2.9 39 150 14070 290 42 39.5 -14.4 | 281 40 38.9 -7.8 40 144 14326 290 41 38.5 -14.0 | 281 39 38.0 -7.4 41 124 15240 275 38 37.9 -3.3 | 265 37 37.3 3.3 42 118 15545 290 38 35.7 -13.0 | 280 36 35.2 -6.4 43 107 16154 290 35 32.9 -12.0 | 279 33 32.4 -5.4 44 102 16459 295 29 26.3 -12.3 | 282 26 25.8 -5.7 45 100 16570 260 17 16.7 3.0 | 240 19 16.2 9.5 46 97 16764 260 17 16.7 3.0 | 240 19 16.2 9.5 47 92 17069 285 25 24.1 -6.5 | 270 24 23.6 0.1 48 83 17678 300 28 24.2 -14.0 | 287 25 23.7 -7.4 49 79 17983 320 20 12.9 -15.3 | 305 15 12.3 -8.7 50 75 18288 305 22 18.0 -12.6 | 289 19 17.5 -6.0 51 72 18593 340 10 3.4 -9.4 | 314 4 2.9 -2.8 52 70 18740 355 6 0.5 -6.0 | 180 1 0.0 0.6 53 68 18898 295 10 9.1 -4.2 | 255 9 8.5 2.4 54 65 19202 100 1 -1.0 0.2 | 167 7 -1.5 6.8 55 59 19812 270 10 10.0 -0.0 | 235 12 9.5 6.6 56 56 20117 300 10 8.7 -5.0 | 259 8 8.1 1.6 57 50 20830 50 12 -9.2 -7.7 | 83 10 -9.7 -1.1 58 48 21031 35 10 -5.7 -8.2 | 76 6 -6.3 -1.6 59 46 21336 80 7 -6.9 -1.2 | 126 9 -7.4 5.4 60 44 21641 125 11 -9.0 6.3 | 144 16 -9.5 12.9 61 42 21946 60 10 -8.7 -5.0 | 100 9 -9.2 1.6 62 40 22250 105 12 -11.6 3.1 | 129 16 -12.1 9.7 63 38 22555 80 15 -14.8 -2.6 | 105 16 -15.3 4.0 64 36 22860 80 17 -16.7 -3.0 | 102 18 -17.3 3.6 65 33 23470 85 10 -10.0 -0.9 | 119 12 -10.5 5.7 66 31 23774 105 13 -12.6 3.4 | 127 16 -13.1 10.0 67 30 24060 70 19 -17.9 -6.5 | 90 18 -18.4 0.1 68 30 24079 70 11 -10.3 -3.8 | 105 11 -10.9 2.8 69 29 24384 70 19 -17.9 -6.5 | 90 18 -18.4 0.1 70 27 24689 80 17 -16.7 -3.0 | 102 18 -17.3 3.6 71 26 24994 65 17 -15.4 -7.2 | 88 16 -15.9 -0.6 72 25 25298 110 20 -18.8 6.8 | 125 24 -19.3 13.4 73 24 25603 90 16 -16.0 0.0 | 112 18 -16.5 6.6 74 23 25908 110 17 -16.0 5.8 | 127 21 -16.5 12.4 75 21 26213 90 15 -15.0 0.0 | 113 17 -15.5 6.6 76 20 26518 110 14 -13.2 4.8 | 130 18 -13.7 11.4 77 20 26670 85 22 -21.9 -1.9 | 102 23 -22.4 4.7 78 20 26822 80 15 -14.8 -2.6 | 105 16 -15.3 4.0 79 19 27127 90 23 -23.0 0.0 | 106 24 -23.5 6.6 80 18 27432 95 18 -17.9 1.6 | 114 20 -18.5 8.2 81 17 27737 85 18 -17.9 -1.6 | 105 19 -18.5 5.0 82 15 28651 95 13 -13.0 1.1 | 120 16 -13.5 7.7 83 14 28956 90 30 -30.0 0.0 | 102 31 -30.5 6.6 84 14 29261 95 26 -25.9 2.3 | 109 28 -26.4 8.9 85 13 29566 90 29 -29.0 0.0 | 103 30 -29.5 6.6 86 10 31330 55 12 -9.8 -6.9 | 88 10 -10.4 -0.3 Wind Parameters Mean winds (0-6000m): 325.5 at 8.8 knts Storm direction: 355.5 at 6.6 knts Shear (0-3000m) pos: 1.5 neg: 2.0 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -78.4 deg Storm rel helicity (0-3000m) pos: 18.6 neg: -15.0 tot: 3.6 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 15.11 Bulk Shear: 14.76 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 ------------------------------------------------------------------------------- 500 194 2 180 9| 0.0 3.0 3.0| 6.4 -2.0 4.4 8.7 0.13| 10.6 1.4 1000 64 3 145 6| 2.1 1.5 3.6| 8.6 -5.6 3.0 3.0 -0.04| 8.7 -0.4 1500 58 4 143 6| 1.4 1.8 3.2| 9.7 -9.0 0.7 0.5 -0.12| 6.9 -0.8 2000 42 4 134 5| 1.0 3.0 4.0| 9.7 -14.4 -4.7 -2.4 -0.33| 7.0 -2.3 2500 24 5 124 3| 0.9 2.4 3.3| 10.0 -15.0 -5.0 -2.0 -0.28| 6.7 -1.9 3000 21 6 107 3| 1.5 2.0 3.5| 18.6 -15.0 3.6 1.2 -0.05| 7.1 -0.4 4000 12 6 119 2| 1.1 1.7 2.8| 23.9 -15.8 8.0 2.0 0.07| 6.6 0.5 5000 349 7 260 1| 0.2 1.3 1.6| 42.8 -21.2 21.6 4.3 0.18| 6.7 1.2 6000 325 9 279 5| 0.2 2.3 2.5| 45.3 -65.7 -20.4 -3.4 0.06| 7.3 0.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250606.12.gif