UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061200.upa.cvt Date: 0000Z 12 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 12 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 1008 98 28.2 17.2 51 11.0 20.7 205 5 300.7 302.9 293.6 336.9 12.33 1 1000 157 27.6 14.6 45 13.0 19.0 200 7 300.8 302.7 292.2 331.6 10.50 2 995 201 27.4 14.4 45 13.0 18.8 200 8 301.0 302.9 292.2 331.7 10.41 3 925 841 21.2 12.2 56 9.0 15.4 230 8 301.0 302.8 291.6 329.6 9.69 4 856 1506 15.0 10.5 74 4.5 12.2 250 10 301.3 303.0 291.4 328.9 9.35 5 850 1566 14.6 9.9 73 4.7 11.7 265 13 301.4 303.1 291.2 328.2 9.04 6 846 1606 14.2 9.2 72 5.0 11.2 272 13 301.4 303.0 290.9 327.1 8.66 7 833 1736 13.8 4.8 55 9.0 8.7 294 12 302.3 303.5 289.3 321.8 6.48 8 811 1962 14.0 -10.0 18 24.0 3.7 316 11 304.9 305.3 286.0 311.8 2.20 9 790 2182 12.2 -5.8 28 18.0 3.8 325 12 305.3 305.8 287.1 315.0 3.14 10 748 2636 8.2 -7.8 31 16.0 1.2 325 15 305.7 306.2 286.9 314.6 2.84 11 744 2680 7.8 -9.2 29 17.0 0.6 325 15 305.7 306.2 286.6 313.8 2.56 12 707 3099 5.4 -20.6 13 26.0 -3.1 360 22 307.6 307.8 285.7 311.1 1.05 13 700 3180 5.4 -13.6 24 19.0 -1.9 360 26 308.5 308.8 286.9 314.6 1.91 14 690 3297 4.4 -9.6 35 14.0 -1.5 3 28 308.6 309.1 287.8 317.1 2.67 15 671 3523 3.4 -19.6 17 23.0 -4.3 2 25 310.0 310.2 286.7 314.0 1.20 16 668 3559 3.0 -21.0 15 24.0 -4.7 2 24 309.9 310.1 286.6 313.5 1.07 17 664 3608 3.2 -32.8 5 36.0 -5.8 1 22 310.7 310.8 286.0 312.0 0.36 18 648 3804 2.0 -37.0 4 39.0 -6.8 342 18 311.5 311.5 286.2 312.4 0.25 19 634 3980 3.2 -43.8 2 47.0 -6.4 320 15 314.8 314.8 287.2 315.3 0.12 20 605 4357 1.8 -45.2 2 47.0 -7.5 320 18 317.4 317.5 288.1 317.9 0.11 21 586 4613 0.0 -48.0 1 48.0 -8.8 305 18 318.3 318.3 288.3 318.6 0.08 22 554 5059 -3.3 -47.3 2 44.0 -11.0 305 17 319.5 319.5 288.7 319.9 0.10 23 548 5144 -4.1 -35.1 7 31.0 -11.1 305 17 319.6 319.6 289.0 320.8 0.35 24 539 5274 -4.7 -31.7 10 27.0 -11.3 305 18 320.4 320.5 289.4 322.2 0.50 25 509 5722 -7.3 -38.3 6 31.0 -13.6 305 19 322.5 322.5 289.8 323.5 0.28 26 500 5860 -8.5 -36.5 8 28.0 -14.3 305 20 322.7 322.7 289.9 323.9 0.34 27 465 6419 -13.1 -43.1 6 30.0 -17.9 305 16 323.7 323.8 290.1 324.4 0.18 28 444 6770 -15.3 -46.3 5 31.0 -19.7 320 22 325.2 325.3 290.5 325.8 0.13 29 440 6839 -15.7 -40.7 10 25.0 -19.8 323 24 325.6 325.6 290.7 326.5 0.25 30 427 7064 -17.7 -33.7 23 16.0 -20.8 328 27 325.8 325.9 291.1 327.7 0.52 31 415 7277 -19.7 -35.7 23 16.0 -22.5 320 28 325.9 326.0 291.0 327.6 0.44 32 409 7385 -20.7 -39.7 17 19.0 -23.6 316 29 326.0 326.1 290.9 327.1 0.30 33 400 7550 -21.1 -48.1 7 27.0 -24.3 310 30 327.6 327.6 291.2 328.0 0.12 34 396 7624 -21.7 -49.7 6 28.0 -24.8 315 30 327.7 327.7 291.2 328.1 0.10 35 368 8159 -26.3 -48.3 11 22.0 -28.5 306 30 328.5 328.6 291.5 329.1 0.13 36 364 8238 -26.5 -47.5 12 21.0 -28.7 305 30 329.3 329.3 291.7 329.9 0.14 37 361 8298 -26.9 -53.9 6 27.0 -29.2 305 30 329.6 329.6 291.7 329.8 0.07 38 353 8459 -27.9 -50.9 9 23.0 -30.0 306 31 330.3 330.3 291.9 330.7 0.10 39 349 8541 -28.5 -45.5 18 17.0 -30.3 307 31 330.6 330.6 292.1 331.3 0.19 40 330 8941 -30.7 -52.7 10 22.0 -32.4 309 32 332.9 332.9 292.6 333.3 0.09 41 310 9381 -34.5 -57.5 8 23.0 -35.9 305 34 333.6 333.6 292.7 333.8 0.05 42 302 9564 -35.1 -62.1 5 27.0 -36.5 301 35 335.3 335.3 293.2 335.4 0.03 43 300 9610 -35.3 -61.3 5 26.0 -36.7 300 35 335.6 335.6 293.3 335.8 0.03 44 296 9703 -35.9 -61.9 5 26.0 -37.2 298 35 336.1 336.1 293.4 336.2 0.03 45 250 10850 -44.7 -66.7 7 22.0 -45.3 275 37 339.6 339.6 294.3 339.7 0.02 46 240 11123 -46.5 -69.5 6 23.0 -47.1 269 38 340.9 340.9 294.6 340.9 0.01 47 220 11697 -51.7 -67.7 13 16.0 -52.0 273 42 341.5 341.5 294.7 341.5 0.02 48 205 12153 -55.9 -63.9 36 8.0 -56.1 282 46 341.8 341.8 294.8 342.0 0.03 49 200 12310 -57.3 -63.3 46 6.0 -57.4 285 48 342.0 342.0 294.8 342.2 0.04 50 197 12405 -58.1 -64.1 46 6.0 -58.2 285 48 342.2 342.2 294.9 342.4 0.04 51 194 12501 -58.9 -65.9 40 7.0 -59.0 285 48 342.5 342.5 295.0 342.6 0.03 52 189 12664 -59.9 -66.9 40 7.0 -60.0 283 47 343.4 343.4 295.1 343.5 0.02 53 188 12697 -59.9 -67.9 34 8.0 -60.0 283 46 343.9 343.9 295.3 344.0 0.02 54 186 12763 -59.7 -69.7 26 10.0 -59.8 282 46 345.3 345.3 295.6 345.4 0.02 55 182 12899 -60.3 -70.3 26 10.0 -60.4 281 45 346.5 346.5 295.8 346.6 0.02 56 173 13211 -63.3 -70.3 38 7.0 -63.4 277 42 346.6 346.6 295.9 346.7 0.02 57 162 13612 -64.5 -72.5 32 8.0 -64.6 262 35 351.2 351.2 296.9 351.2 0.01 58 158 13764 -65.7 -72.7 37 7.0 -65.8 250 36 351.6 351.6 297.0 351.7 0.01 59 150 14080 -64.1 -79.1 11 15.0 -64.2 255 47 359.7 359.7 298.7 359.7 0.01 60 100 16570 -63.1 -88.1 2 25.0 -63.3 270 31 405.8 405.8 306.0 405.8 0.00 61 93 17018 -60.9 -86.9 2 26.0 -61.2 291 17 418.7 418.7 307.6 418.7 0.00 62 86 17500 -64.3 -88.3 2 24.0 -64.5 234 19 421.3 421.3 307.9 421.3 0.00 63 79 18022 -61.5 -87.5 2 26.0 -61.8 239 24 437.4 437.4 309.6 437.4 0.00 64 75 18343 -62.9 -87.9 2 25.0 -63.1 247 19 441.0 441.0 310.0 441.0 0.00 65 72 18595 -60.7 -87.7 2 27.0 -61.1 236 17 450.9 450.9 311.0 450.9 0.00 66 71 18682 -61.9 -87.9 2 26.0 -62.2 260 15 450.1 450.1 310.8 450.1 0.00 67 70 18770 -60.7 -87.7 2 27.0 -61.1 285 14 454.5 454.5 311.3 454.5 0.00 68 69 18860 -60.7 -87.7 2 27.0 -61.1 274 15 456.4 456.4 311.4 456.4 0.00 69 66 19137 -61.5 -88.5 2 27.0 -61.9 290 11 460.5 460.5 311.8 460.5 0.00 70 59 19841 -57.5 -86.5 1 29.0 -58.2 29 4 484.5 484.5 313.8 484.5 0.00 71 56 20169 -59.7 -87.7 1 28.0 -60.2 73 1 486.8 486.8 314.0 486.8 0.00 72 52 20634 -59.7 -87.7 1 28.0 -60.3 104 4 497.2 497.2 314.8 497.2 0.00 73 50 20880 -59.1 -88.1 1 29.0 -59.7 120 5 504.2 504.2 315.2 504.2 0.00 74 47 21269 -57.5 -87.5 1 30.0 -58.3 129 3 517.0 517.0 316.1 517.1 0.00 75 43 21830 -58.3 -87.3 1 29.0 -59.1 100 11 528.4 528.4 316.8 528.4 0.00 76 35 23140 -53.7 -85.7 1 32.0 -55.3 75 12 572.4 572.4 319.3 572.5 0.01 77 33 23518 -53.7 -85.7 1 32.0 -55.4 91 11 582.2 582.2 319.8 582.2 0.01 78 32 23716 -54.3 -85.3 1 31.0 -55.9 79 13 585.7 585.7 319.9 585.8 0.01 79 30 24130 -53.5 -85.5 1 32.0 -55.4 95 14 598.8 598.8 320.6 598.8 0.01 80 25 25307 -50.7 -83.7 1 33.0 -53.5 75 10 638.9 638.9 322.3 639.0 0.01 81 22 26137 -51.3 -84.3 1 33.0 -54.2 85 14 660.9 660.9 323.1 661.0 0.01 82 21 26441 -48.7 -83.7 1 35.0 -52.4 117 12 677.6 677.6 323.7 677.7 0.02 83 20 26760 -49.9 -83.9 1 34.0 -53.4 60 12 683.4 683.4 323.9 683.6 0.02 84 17 27830 -46.3 -82.3 1 36.0 -51.5 82 15 727.5 727.5 325.3 727.7 0.03 85 14 29125 -44.1 -82.1 1 38.0 -50.9 74 24 776.5 776.5 326.7 776.8 0.03 86 13 29621 -45.1 -82.1 1 37.0 -51.7 84 28 789.7 789.7 327.0 790.0 0.04 87 10 31380 -43.1 -81.1 1 38.0 -51.7 85 30 858.7 858.7 328.6 859.2 0.06 88 8.9 32170 -40.3 -80.3 1 40.0 -51.0 898.6 898.6 329.4 899.3 0.07 89 8.8 32247 -40.1 -80.1 1 40.0 -50.9 902.3 902.3 329.5 903.0 0.07 90 8.4 32565 -40.1 -80.1 1 40.0 -51.1 914.3 914.4 329.7 915.2 0.08 TRP 158 13764 -65.7 -72.7 37 7.0 -65.8 250 36 351.6 351.6 297.0 351.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5703.00 m Freezing level: 586.00 mb = 4612.91 m = 15134.03 ft Wetbulb zero: 737.93 mb = 2747.39 m = 9013.64 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 26.06 % Est. max temperature: 28.78 C = 83.81 F Sfc-Lift cond lev (LCL): 858.84 mb = 1477.91 m = 4848.74 ft T: 15.26 C 700-500 lapse rate: 5.19 C/km ThetaE index: 19.83 C Layer 925.0- 790.0 mb Conv cond level (CCL): 766.54 mb = 2432.46 m = 7980.42 ft Mean mixing ratio: 10.11 g/kg Conv temperature: 33.06 C = 91.50 F Cap Strength: 3.60 C Lifted Index: 2.38 C Risk: None Lifted Index @300 mb: 4.52 C Lifted Index @700 mb: 0.81 C Showalter Index: 3.61 C Risk: None Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.40 C K Index: 14.00 Risk: None Sweat Index: 164.80 Risk: None Energy Index: -0.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.64 J/kg Max Up Vert Vel: 1.13 m/s Conv Inhibition (B-): 42519.44 J/kg Cap Strength: 3.55 C Lift Cond Lev (LCL): 817.64 mb = 1892.95 m = 6210.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 12 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 98 205 5 2.1 4.5 | 177 16 -0.7 15.8 1 1000 157 200 7 2.4 6.6 | 179 18 -0.4 17.9 2 983 305 200 11 3.8 10.3 | 182 22 0.9 21.6 3 950 610 205 8 3.4 7.3 | 182 19 0.6 18.5 4 925 841 230 8 6.1 5.1 | 191 17 3.3 16.4 5 917 914 230 8 6.1 5.1 | 191 17 3.3 16.4 6 885 1219 245 9 8.2 3.8 | 199 16 5.3 15.1 7 854 1524 250 10 9.4 3.4 | 204 16 6.6 14.7 8 850 1566 265 13 13.0 1.1 | 219 16 10.1 12.4 9 824 1829 310 11 8.4 -7.1 | 233 7 5.6 4.2 10 794 2134 325 11 6.3 -9.0 | 237 4 3.5 2.3 11 765 2438 325 15 8.6 -12.3 | 280 6 5.8 -1.0 12 738 2743 325 15 8.6 -12.3 | 280 6 5.8 -1.0 13 711 3048 360 20 -0.0 -20.0 | 18 9 -2.8 -8.7 14 700 3180 360 26 -0.0 -26.0 | 11 15 -2.8 -14.7 15 685 3353 5 29 -2.5 -28.9 | 17 18 -5.3 -17.6 16 659 3658 360 21 -0.0 -21.0 | 16 10 -2.8 -9.7 17 635 3962 320 15 9.6 -11.5 | 272 7 6.8 -0.2 18 611 4267 325 18 10.3 -14.7 | 295 8 7.5 -3.5 19 588 4572 305 18 14.7 -10.3 | 265 12 11.9 1.0 20 566 4877 305 16 13.1 -9.2 | 258 10 10.3 2.1 21 500 5860 305 20 16.4 -11.5 | 271 14 13.6 -0.2 22 485 6096 310 18 13.8 -11.6 | 272 11 11.0 -0.3 23 466 6401 305 16 13.1 -9.2 | 258 10 10.3 2.1 24 430 7010 330 27 13.5 -23.4 | 319 16 10.7 -12.1 25 400 7550 310 30 23.0 -19.3 | 292 22 20.2 -8.0 26 396 7620 315 30 21.2 -21.2 | 298 21 18.4 -9.9 27 364 8230 305 30 24.6 -17.2 | 285 23 21.8 -5.9 28 320 9144 310 33 25.3 -21.2 | 294 25 22.5 -9.9 29 300 9610 300 35 30.3 -17.5 | 283 28 27.5 -6.2 30 250 10850 275 37 36.9 -3.2 | 257 35 34.0 8.1 31 234 11278 265 38 37.9 3.3 | 247 38 35.0 14.6 32 200 12310 285 48 46.4 -12.4 | 272 44 43.5 -1.1 33 194 12497 285 48 46.4 -12.4 | 272 44 43.5 -1.1 34 167 13411 275 40 39.8 -3.5 | 258 38 37.0 7.8 35 159 13716 255 33 31.9 8.5 | 236 35 29.1 19.8 36 158 13764 250 36 33.8 12.3 | 233 39 31.0 23.6 37 150 14080 255 47 45.4 12.2 | 241 49 42.6 23.4 38 144 14326 255 49 47.3 12.7 | 242 51 44.5 24.0 39 137 14630 245 40 36.3 16.9 | 230 44 33.4 28.2 40 124 15240 255 37 35.7 9.6 | 238 39 32.9 20.9 41 118 15545 265 36 35.9 3.1 | 246 36 33.0 14.4 42 107 16154 235 38 31.1 21.8 | 221 44 28.3 33.1 43 100 16570 270 31 31.0 -0.0 | 248 30 28.2 11.3 44 97 16764 270 31 31.0 -0.0 | 248 30 28.2 11.3 45 92 17069 295 14 12.7 -5.9 | 241 11 9.9 5.4 46 88 17374 240 10 8.7 5.0 | 200 17 5.8 16.3 47 84 17678 225 31 21.9 21.9 | 210 38 19.1 33.2 48 76 18288 250 19 17.9 6.5 | 220 23 15.0 17.8 49 72 18593 235 17 13.9 9.8 | 208 24 11.1 21.0 50 70 18770 285 14 13.5 -3.6 | 234 13 10.7 7.7 51 69 18898 270 16 16.0 -0.0 | 229 17 13.2 11.3 52 65 19202 295 10 9.1 -4.2 | 222 9 6.2 7.0 53 56 20117 70 1 -0.9 -0.3 | 161 12 -3.8 10.9 54 50 20880 120 5 -4.3 2.5 | 153 16 -7.2 13.8 55 47 21336 130 3 -2.3 1.9 | 159 14 -5.1 13.2 56 44 21641 45 10 -7.1 -7.1 | 113 11 -9.9 4.2 57 42 21946 130 12 -9.2 7.7 | 148 22 -12.0 19.0 58 38 22555 60 14 -12.1 -7.0 | 106 16 -14.9 4.3 59 37 22860 70 12 -11.3 -4.1 | 117 16 -14.1 7.2 60 35 23165 75 12 -11.6 -3.1 | 120 17 -14.4 8.2 61 33 23470 95 10 -10.0 0.9 | 134 18 -12.8 12.1 62 32 23774 75 14 -13.5 -3.6 | 115 18 -16.3 7.7 63 30 24079 65 11 -10.0 -4.6 | 117 14 -12.8 6.6 64 30 24130 95 14 -13.9 1.2 | 127 21 -16.8 12.5 65 29 24384 85 17 -16.9 -1.5 | 116 22 -19.8 9.8 66 28 24689 100 19 -18.7 3.3 | 124 26 -21.5 14.6 67 26 24994 130 12 -9.2 7.7 | 148 22 -12.0 19.0 68 25 25298 75 10 -9.7 -2.6 | 125 15 -12.5 8.7 69 24 25603 80 10 -9.8 -1.7 | 127 16 -12.7 9.5 70 23 25908 60 15 -13.0 -7.5 | 103 16 -15.8 3.8 71 21 26518 125 12 -9.8 6.9 | 145 22 -12.7 18.2 72 20 26760 60 12 -10.4 -6.0 | 112 14 -13.2 5.3 73 20 26822 60 10 -8.7 -5.0 | 119 13 -11.5 6.3 74 19 27127 55 12 -9.8 -6.9 | 109 13 -12.7 4.4 75 18 27432 90 13 -13.0 0.0 | 125 19 -15.8 11.3 76 17 27737 85 12 -12.0 -1.0 | 125 18 -14.8 10.2 77 17 28042 75 22 -21.3 -5.7 | 103 25 -24.1 5.6 78 16 28346 90 18 -18.0 0.0 | 118 24 -20.8 11.3 79 15 28651 25 17 -7.2 -15.4 | 68 11 -10.0 -4.1 80 14 28956 70 23 -21.6 -7.9 | 98 25 -24.4 3.4 81 13 29566 85 28 -27.9 -2.4 | 106 32 -30.7 8.8 82 12 30175 80 25 -24.6 -4.3 | 104 28 -27.4 6.9 83 10 31380 85 30 -29.9 -2.6 | 105 34 -32.7 8.7 Wind Parameters Mean winds (0-6000m): 316.0 at 15.5 knts Storm direction: 346.0 at 11.6 knts Shear (0-3000m) pos: 5.1 neg: 0.5 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): -163.0 deg Storm rel helicity (0-3000m) pos: 86.7 neg: -1.1 tot: 85.6 m^2/s^2 ave: 28.5 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 57.43 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 ------------------------------------------------------------------------------- 500 201 9 181 20| 0.0 3.2 3.2| 8.2 -1.1 7.1 14.1 0.16| 8.9 1.5 1000 213 9 186 19| 2.5 1.6 4.1| 28.2 -1.1 27.0 27.0 0.42| 7.0 3.0 1500 226 9 192 18| 4.1 1.1 5.2| 56.8 -1.1 55.7 37.1 0.61| 7.1 4.4 2000 248 10 202 16| 4.2 0.8 5.0| 64.7 -1.1 63.6 31.8 0.49| 8.2 4.0 2500 270 10 214 13| 4.2 0.6 4.8| 69.2 -1.1 68.1 27.2 0.53| 7.4 3.9 3000 292 12 228 10| 5.1 0.5 5.6| 86.7 -1.1 85.6 28.5 0.60| 8.5 5.1 4000 324 14 272 6| 3.9 2.2 6.1| 95.0 -28.2 66.8 16.7 0.24| 10.0 2.4 5000 320 15 270 7| 3.1 2.3 5.4| 98.9 -44.1 54.8 11.0 0.16| 9.0 1.5 6000 316 15 269 8| 2.7 1.9 4.6|105.6 -44.1 61.5 10.2 0.18| 8.0 1.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250612.00.gif