UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061700.upa.cvt Date: 0000Z 17 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 17 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 19.8 19.3 97 0.5 19.5 95 5 292.4 294.9 292.4 332.4 14.13 1 1004 119 18.8 18.0 95 0.8 18.3 93 5 291.6 293.9 291.3 328.5 13.04 2 1000 147 18.6 17.6 94 1.0 17.9 90 5 291.8 294.0 291.1 327.8 12.76 3 970 409 17.0 16.9 99 0.1 17.0 113 6 292.7 294.9 291.3 328.4 12.58 4 925 814 15.4 15.4 100 0.0 15.4 195 6 295.1 297.2 291.6 329.4 11.98 5 923 832 15.4 15.4 100 0.0 15.4 198 6 295.2 297.4 291.6 329.7 12.00 6 906 991 16.0 16.0 100 0.0 16.0 205 9 297.4 299.7 292.9 334.3 12.72 7 854 1494 15.0 14.9 99 0.1 15.0 190 9 301.5 303.8 294.0 338.5 12.57 8 850 1534 15.0 14.4 96 0.6 14.6 190 9 301.9 304.1 293.8 337.9 12.23 9 845 1584 15.0 13.5 91 1.5 14.0 190 9 302.4 304.5 293.5 336.7 11.59 10 789 2162 11.0 11.0 100 0.0 11.0 211 12 304.1 306.0 293.2 335.4 10.51 11 787 2183 11.8 10.8 94 1.0 11.2 212 11 305.2 307.1 293.4 336.3 10.40 12 782 2237 11.8 10.2 90 1.6 10.8 215 10 305.7 307.6 293.3 335.9 10.05 13 773 2334 11.6 9.5 87 2.1 10.3 220 9 306.5 308.3 293.3 335.7 9.69 14 740 2699 10.4 7.9 84 2.5 8.9 259 4 309.1 310.8 293.5 336.7 9.07 15 701 3148 7.2 6.0 92 1.2 6.5 250 10 310.3 311.9 293.3 336.1 8.40 16 700 3160 7.0 5.8 92 1.2 6.3 250 10 310.2 311.8 293.2 335.7 8.29 17 677 3434 6.4 3.5 82 2.9 4.7 271 10 312.5 313.9 293.1 335.2 7.29 18 662 3618 5.2 3.4 88 1.8 4.2 274 10 313.2 314.6 293.4 336.3 7.40 19 659 3655 5.0 2.1 81 2.9 3.4 275 10 313.4 314.7 292.9 334.6 6.77 20 650 3767 4.2 2.7 90 1.5 3.4 275 10 313.7 315.1 293.3 336.1 7.17 21 632 3995 3.4 0.5 81 2.9 1.8 275 9 315.3 316.5 293.1 335.2 6.29 22 603 4375 0.8 -0.4 92 1.2 0.1 275 8 316.6 317.8 293.4 336.2 6.18 23 600 4415 1.0 -1.5 83 2.5 -0.3 275 8 317.3 318.4 293.2 335.5 5.72 24 590 4550 0.2 -1.7 87 1.9 -0.8 275 8 317.9 319.0 293.4 336.2 5.73 25 576 4742 -0.5 -3.5 80 3.0 -2.0 275 8 319.2 320.2 293.3 335.8 5.13 26 569 4840 -1.1 -5.7 71 4.6 -3.3 275 8 319.7 320.5 292.8 333.9 4.40 27 561 4953 -2.1 -5.4 78 3.3 -3.7 277 9 319.8 320.7 292.9 334.6 4.56 28 557 5010 -2.1 -6.2 73 4.1 -4.0 279 10 320.4 321.3 292.9 334.5 4.32 29 549 5125 -3.1 -4.8 88 1.7 -3.9 283 12 320.6 321.5 293.4 336.4 4.88 30 519 5568 -5.3 -9.5 72 4.2 -7.1 279 16 323.1 323.8 293.0 335.0 3.59 31 512 5674 -6.1 -8.4 84 2.3 -7.1 278 17 323.4 324.2 293.4 336.5 3.96 32 509 5721 -6.3 -8.8 82 2.5 -7.4 277 17 323.7 324.5 293.4 336.5 3.87 33 508 5736 -6.3 -10.1 74 3.8 -7.9 277 17 323.9 324.6 293.2 335.5 3.49 34 500 5860 -7.1 -10.2 78 3.1 -8.4 275 18 324.4 325.1 293.3 336.1 3.52 35 499 5876 -7.1 -11.4 71 4.3 -8.9 275 18 324.6 325.2 293.2 335.3 3.21 36 490 6018 -8.1 -11.5 76 3.4 -9.5 278 19 325.0 325.7 293.3 335.9 3.24 37 487 6065 -8.3 -10.1 87 1.8 -9.1 279 19 325.4 326.1 293.7 337.5 3.65 38 484 6113 -8.3 -12.6 71 4.3 -10.1 280 19 325.9 326.5 293.3 336.1 3.00 39 473 6292 -9.9 -13.5 75 3.6 -11.3 281 21 326.1 326.7 293.3 335.8 2.85 40 467 6390 -10.5 -15.4 67 4.9 -12.3 281 22 326.6 327.0 293.0 335.0 2.47 41 463 6457 -10.7 -13.6 79 2.9 -11.8 281 23 327.1 327.7 293.6 336.9 2.89 42 462 6473 -10.9 -14.7 74 3.8 -12.3 281 23 327.1 327.6 293.3 336.1 2.65 43 461 6490 -10.7 -22.7 37 12.0 -14.3 281 23 327.5 327.8 292.3 332.2 1.34 44 460 6507 -10.7 -19.7 48 9.0 -13.6 281 24 327.7 328.1 292.7 333.8 1.74 45 459 6524 -10.7 -27.7 23 17.0 -15.2 281 24 327.9 328.1 292.0 331.0 0.86 46 453 6625 -11.7 -19.7 51 8.0 -14.3 282 25 327.9 328.3 292.8 334.1 1.77 47 448 6710 -11.9 -24.9 33 13.0 -15.5 282 26 328.7 328.9 292.4 332.7 1.13 48 443 6796 -12.7 -25.7 33 13.0 -16.2 282 27 328.7 329.0 292.4 332.5 1.06 49 442 6813 -12.5 -39.5 8 27.0 -17.5 282 27 329.2 329.3 291.8 330.3 0.28 50 434 6953 -13.3 -37.3 11 24.0 -18.0 283 29 329.9 330.0 292.0 331.3 0.36 51 427 7077 -14.3 -29.3 27 15.0 -17.9 283 30 330.2 330.3 292.6 333.1 0.79 52 415 7293 -15.7 -34.7 18 19.0 -19.6 284 33 331.1 331.2 292.5 332.9 0.48 53 405 7477 -16.9 -29.9 31 13.0 -19.9 285 35 331.8 332.0 293.0 334.7 0.79 54 400 7570 -17.5 -32.5 26 15.0 -20.7 285 36 332.2 332.4 292.9 334.6 0.62 55 300 9660 -32.3 -37.3 61 5.0 -33.0 290 46 339.9 340.0 294.8 341.8 0.52 56 250 10920 -43.1 -48.1 58 5.0 -43.5 290 55 342.0 342.0 295.0 342.8 0.20 57 200 12390 -54.5 -67.5 19 13.0 -54.8 280 49 346.5 346.5 295.8 346.6 0.02 58 150 14170 -66.9 -74.9 31 8.0 -67.0 285 46 354.8 354.8 297.7 354.9 0.01 59 140 14587 -69.9 -73.4 60 3.5 -69.9 270 48 356.6 356.6 298.0 356.7 0.01 60 100 16620 -66.3 -86.3 4 20.0 -66.4 315 13 399.6 399.6 305.2 399.6 0.00 61 91 17192 -64.7 -87.7 3 23.0 -64.9 329 14 413.7 413.7 307.0 413.7 0.00 62 75 18363 -67.5 -88.5 4 21.0 -67.7 360 6 431.4 431.4 309.0 431.4 0.00 63 72 18609 -65.7 -88.7 3 23.0 -65.9 268 10 440.3 440.3 309.9 440.3 0.00 64 70 18780 -66.1 -88.1 3 22.0 -66.3 300 5 443.0 443.0 310.2 443.0 0.00 65 69 18868 -66.1 -88.1 3 22.0 -66.3 281 12 444.8 444.8 310.4 444.8 0.00 66 65 19234 -62.7 -87.7 2 25.0 -63.0 296 10 459.9 459.9 311.8 459.9 0.00 67 62 19525 -63.1 -88.1 2 25.0 -63.4 339 11 465.3 465.3 312.3 465.3 0.00 68 57 20048 -59.7 -86.7 2 27.0 -60.2 9 14 484.3 484.3 313.8 484.3 0.00 69 54 20387 -59.3 -86.3 2 27.0 -59.9 38 17 492.8 492.8 314.4 492.8 0.00 70 53 20505 -59.9 -86.9 2 27.0 -60.4 46 18 494.0 494.0 314.5 494.0 0.00 71 51 20745 -59.9 -86.9 2 27.0 -60.4 55 18 499.5 499.5 314.9 499.5 0.00 72 50 20870 -57.7 -86.7 1 29.0 -58.5 25 13 507.5 507.5 315.5 507.5 0.00 73 49 20998 -57.1 -86.1 1 29.0 -57.9 17 11 511.9 511.9 315.8 511.9 0.00 74 46 21398 -56.1 -85.1 1 29.0 -57.1 55 13 523.6 523.6 316.5 523.6 0.01 75 44 21680 -56.7 -85.7 1 29.0 -57.6 89 13 528.8 528.8 316.9 528.9 0.01 76 43 21827 -55.5 -85.5 1 30.0 -56.6 87 13 535.3 535.3 317.2 535.3 0.01 77 38 22613 -56.5 -85.5 1 29.0 -57.6 74 11 552.0 552.0 318.2 552.0 0.01 78 35 23138 -53.9 -84.9 1 31.0 -55.5 56 10 571.9 571.9 319.3 572.0 0.01 79 30 24130 -52.7 -84.7 1 32.0 -54.7 75 17 601.0 601.0 320.6 601.0 0.01 80 25 25308 -51.7 -83.7 1 32.0 -54.2 99 10 636.0 636.0 322.2 636.1 0.01 81 23 25851 -49.1 -83.1 1 34.0 -52.5 72 10 659.0 659.0 323.0 659.1 0.02 82 20 26770 -47.3 -82.3 1 35.0 -51.6 145 17 691.4 691.4 324.1 691.6 0.02 83 18 27470 -46.7 -81.7 1 35.0 -51.5 128 10 714.4 714.4 324.9 714.7 0.03 84 18 27470 -46.7 -81.7 1 35.0 -51.5 128 10 714.4 714.4 324.9 714.7 0.03 85 17 27850 -47.5 -81.5 1 34.0 -52.2 34 6 723.6 723.7 325.2 723.9 0.03 86 14 29140 -46.3 -81.3 1 35.0 -52.1 97 19 769.0 769.1 326.4 769.4 0.04 87 11 30767 -40.1 -79.1 1 39.0 -49.8 94 29 846.5 846.5 328.3 847.2 0.07 88 10 31420 -39.5 -78.5 1 39.0 -50.0 75 37 872.1 872.1 328.9 873.0 0.08 89 9.7 31628 -40.3 -79.3 1 39.0 -50.5 77 36 876.7 876.8 329.0 877.5 0.08 90 9.3 31917 -38.5 -78.5 1 40.0 -50.0 79 34 894.2 894.2 329.3 895.2 0.09 91 8.2 32783 -38.3 -79.3 1 41.0 -50.5 86 29 927.8 927.8 329.9 928.8 0.09 92 7.0 33880 -34.7 -77.7 0 43.0 -50.0 95 22 985.6 985.7 330.9 987.2 0.14 93 6.8 34082 -34.7 -77.7 0 43.0 -50.1 993.8 993.9 331.1 995.5 0.14 94 6.4 34505 -36.1 -78.1 1 42.0 -51.0 1005.2 1005.3 331.3 1006.9 0.14 95 5.7 35311 -34.9 -77.9 0 43.0 -51.2 1044.4 1044.5 331.9 1046.4 0.16 TRP 140 14587 -69.9 -73.4 60 3.5 -69.9 270 48 356.6 356.6 298.0 356.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5713.00 m Freezing level: 586.00 mb = 4604.82 m = 15107.48 ft Wetbulb zero: 602.12 mb = 4386.43 m = 14390.99 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 88.81 % Est. max temperature: 28.67 C = 83.60 F Sfc-Lift cond lev (LCL): 999.93 mb = 147.59 m = 484.23 ft T: 18.60 C 700-500 lapse rate: 5.22 C/km ThetaE index: 4.56 C Layer 1004.0- 970.0 mb Conv cond level (CCL): 957.34 mb = 520.62 m = 1708.05 ft Mean mixing ratio: 12.46 g/kg Conv temperature: 20.78 C = 69.40 F Cap Strength: 4.52 C Lifted Index: 4.48 C Risk: None Lifted Index @300 mb: 8.46 C Lifted Index @700 mb: 2.94 C Showalter Index: 0.56 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.50 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 208.80 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.92 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.48 C Lift Cond Lev (LCL): 952.85 mb = 560.79 m = 1839.84 ft Lev Free Conv (LFC): 947.85 mb = 605.70 m = 1987.19 ft Equ Level (EL): 927.85 mb = 787.75 m = 2584.45 ft B at Equ Level: 18.65 J/kg Max Parcel Lev (MPL): 877.85 mb = 1259.60 m = 4132.50 ft Wind level data Storm motion: 281 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 1007 98 95 5 -5.0 0.4 | 99 12 -12.1 1.8 1 1000 147 90 5 -5.0 0.0 | 97 12 -12.1 1.4 2 982 305 100 7 -6.9 1.2 | 101 14 -14.0 2.6 3 947 610 140 5 -3.2 3.8 | 117 12 -10.3 5.2 4 925 814 195 6 1.6 5.8 | 142 9 -5.6 7.2 5 914 914 210 8 4.0 6.9 | 159 9 -3.1 8.3 6 882 1219 190 10 1.7 9.8 | 154 12 -5.4 11.2 7 850 1534 190 9 1.6 8.9 | 152 12 -5.6 10.3 8 821 1829 190 10 1.7 9.8 | 154 12 -5.4 11.2 9 791 2134 210 12 6.0 10.4 | 175 12 -1.1 11.8 10 763 2438 225 7 4.9 4.9 | 161 7 -2.2 6.3 11 736 2743 265 3 3.0 0.3 | 112 4 -4.1 1.7 12 709 3048 250 10 9.4 3.4 | 205 5 2.3 4.8 13 700 3160 250 10 9.4 3.4 | 205 5 2.3 4.8 14 683 3353 270 10 10.0 -0.0 | 244 3 2.9 1.4 15 658 3658 275 10 10.0 -0.9 | 259 3 2.8 0.5 16 610 4267 275 8 8.0 -0.7 | 230 1 0.8 0.7 17 565 4877 275 8 8.0 -0.7 | 230 1 0.8 0.7 18 544 5182 285 13 12.6 -3.4 | 290 6 5.4 -2.0 19 500 5860 275 18 17.9 -1.6 | 271 11 10.8 -0.2 20 485 6096 280 19 18.7 -3.3 | 279 12 11.6 -1.9 21 400 7570 285 36 34.8 -9.3 | 286 29 27.7 -7.9 22 397 7620 285 34 32.8 -8.8 | 286 27 25.7 -7.4 23 336 8839 295 43 39.0 -18.2 | 298 36 31.9 -16.8 24 322 9144 290 44 41.3 -15.0 | 292 37 34.2 -13.7 25 300 9660 290 46 43.2 -15.7 | 292 39 36.1 -14.3 26 250 10920 290 55 51.7 -18.8 | 291 48 44.6 -17.4 27 216 11887 285 56 54.1 -14.5 | 286 49 47.0 -13.1 28 200 12390 280 49 48.3 -8.5 | 280 42 41.1 -7.1 29 161 13716 275 52 51.8 -4.5 | 274 45 44.7 -3.1 30 150 14170 285 46 44.4 -11.9 | 286 39 37.3 -10.5 31 146 14326 285 50 48.3 -12.9 | 286 43 41.2 -11.5 32 140 14587 270 48 48.0 -0.0 | 268 41 40.9 1.4 33 139 14630 265 46 45.8 4.0 | 262 39 38.7 5.4 34 132 14935 280 50 49.2 -8.7 | 280 43 42.1 -7.3 35 126 15240 305 40 32.8 -22.9 | 310 33 25.6 -21.5 36 108 16154 320 27 17.4 -20.7 | 332 22 10.2 -19.3 37 103 16459 330 20 10.0 -17.3 | 350 16 2.9 -15.9 38 100 16620 315 13 9.2 -9.2 | 345 8 2.1 -7.8 39 98 16764 315 13 9.2 -9.2 | 345 8 2.1 -7.8 40 88 17374 335 14 5.9 -12.7 | 6 11 -1.2 -11.3 41 80 17983 315 10 7.1 -7.1 | 1 6 -0.0 -5.7 42 76 18288 30 5 -2.5 -4.3 | 73 10 -9.6 -2.9 43 72 18593 265 10 10.0 0.9 | 231 4 2.8 2.3 44 70 18780 300 5 4.3 -2.5 | 68 3 -2.8 -1.1 45 69 18898 275 14 13.9 -1.2 | 269 7 6.8 0.2 46 65 19202 290 10 9.4 -3.4 | 312 3 2.3 -2.0 47 62 19507 340 11 3.8 -10.3 | 21 10 -3.4 -8.9 48 59 19812 325 12 6.9 -9.8 | 2 8 -0.2 -8.4 49 56 20117 20 15 -5.1 -14.1 | 44 18 -12.3 -12.7 50 51 20726 60 19 -16.5 -9.5 | 71 25 -23.6 -8.1 51 50 20870 25 13 -5.5 -11.8 | 51 16 -12.6 -10.4 52 49 21031 15 10 -2.6 -9.7 | 50 13 -9.7 -8.3 53 46 21336 45 13 -9.2 -9.2 | 64 18 -16.3 -7.8 54 44 21641 90 13 -13.0 0.0 | 94 20 -20.1 1.4 55 37 22860 70 10 -9.4 -3.4 | 83 17 -16.5 -2.0 56 32 23774 25 10 -4.2 -9.1 | 56 14 -11.3 -7.7 57 30 24130 75 17 -16.4 -4.4 | 83 24 -23.5 -3.0 58 29 24384 70 19 -17.9 -6.5 | 78 25 -25.0 -5.1 59 28 24689 95 14 -13.9 1.2 | 97 21 -21.1 2.6 60 25 25298 100 10 -9.8 1.7 | 100 17 -17.0 3.1 61 23 25908 70 10 -9.4 -3.4 | 83 17 -16.5 -2.0 62 22 26213 100 14 -13.8 2.4 | 100 21 -20.9 3.8 63 20 26770 145 17 -9.8 13.9 | 132 23 -16.9 15.3 64 20 26822 105 14 -13.5 3.6 | 104 21 -20.6 5.0 65 19 27127 145 17 -9.8 13.9 | 132 23 -16.9 15.3 66 18 27432 150 12 -6.0 10.4 | 132 18 -13.1 11.8 67 17 27737 0 0 -0.0 -0.0 | 101 7 -7.1 1.4 68 17 28042 85 14 -13.9 -1.2 | 90 21 -21.1 0.2 69 15 28651 50 13 -10.0 -8.4 | 68 18 -17.1 -7.0 70 14 28956 90 20 -20.0 0.0 | 93 27 -27.1 1.4 71 13 29870 120 17 -14.7 8.5 | 114 24 -21.8 9.9 72 10 31420 75 37 -35.7 -9.6 | 79 44 -42.9 -8.2 73 7 33880 95 22 -21.9 1.9 | 97 29 -29.0 3.3 Wind Parameters Mean winds (0-6000m): 251.1 at 9.7 knts Storm direction: 281.1 at 7.3 knts Shear (0-3000m) pos: 2.7 neg: 0.2 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 106.7 deg Storm rel helicity (0-3000m) pos: 54.1 neg: -12.8 tot: 41.3 m^2/s^2 ave: 13.8 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.65 Bulk Shear: 29.23 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 ------------------------------------------------------------------------------- 500 107 6 104 13| 3.8 0.0 3.8| 15.1 -0.7 14.4 28.7 0.62| 6.8 4.2 1000 153 6 125 12| 5.9 0.0 5.9| 34.6 -1.5 33.2 33.2 0.68| 8.5 5.8 1500 172 7 137 12| 3.9 0.4 4.4| 34.8 -4.9 29.9 20.0 0.54| 6.4 3.5 2000 181 8 144 12| 3.9 0.3 4.2| 48.4 -4.9 43.5 21.8 0.62| 6.0 3.7 2500 190 8 149 11| 2.2 0.3 2.5| 49.5 -11.0 38.5 15.4 0.35| 6.6 2.3 3000 198 8 152 10| 2.7 0.2 2.9| 54.1 -12.8 41.3 13.8 0.37| 6.9 2.6 4000 221 8 168 8| 1.9 0.2 2.1| 57.7 -13.1 44.6 11.2 0.39| 5.9 2.3 5000 236 8 178 6| 1.9 0.2 2.1| 58.9 -13.2 45.7 9.1 0.39| 5.2 2.0 6000 251 10 204 5| 1.8 0.2 2.1| 63.7 -18.2 45.5 7.6 0.32| 5.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250617.00.gif