UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060912.upa.cvt Date: 1200Z 9 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 9 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 ------------------------------------------------------------------------------- 0 1000 83 0 -1121605376 SFC 999 98 20.0 19.7 98 0.3 19.8 0 -1121605376 293.2 295.8 293.0 334.8 14.61 2 925 754 16.8 16.8 100 0.0 16.8 315 10 296.5 298.9 292.9 334.3 13.12 3 921 791 16.6 16.5 99 0.1 16.5 314 11 296.7 299.0 292.8 334.0 12.93 4 919 810 17.6 14.5 82 3.1 15.6 313 12 297.9 299.9 291.9 330.9 11.37 5 916 838 17.8 14.1 79 3.7 15.4 312 13 298.3 300.4 291.9 330.7 11.11 6 874 1239 15.8 9.8 67 6.0 12.1 305 11 300.3 301.9 290.6 326.0 8.73 7 866 1317 16.0 8.0 59 8.0 11.2 305 12 301.3 302.7 290.1 324.4 7.79 8 862 1357 15.6 9.6 67 6.0 11.9 305 13 301.3 302.9 290.9 327.1 8.74 9 850 1476 14.8 8.8 67 6.0 11.2 305 14 301.6 303.2 290.7 326.5 8.39 10 846 1516 14.6 9.6 72 5.0 11.6 305 14 301.8 303.5 291.2 328.2 8.90 11 835 1627 13.8 7.8 67 6.0 10.2 293 14 302.1 303.6 290.5 325.9 7.97 12 832 1657 13.6 9.2 75 4.4 10.9 290 14 302.2 303.9 291.3 328.4 8.81 13 806 1924 12.0 8.3 78 3.7 9.7 271 14 303.3 304.9 291.4 328.8 8.55 14 794 2050 11.0 9.3 89 1.7 10.0 274 15 303.5 305.2 292.0 331.3 9.30 15 776 2241 10.6 6.8 77 3.8 8.3 272 18 305.1 306.6 291.5 329.2 8.01 16 752 2503 8.6 6.4 86 2.2 7.3 263 20 305.7 307.2 291.7 330.0 8.04 17 742 2613 8.4 4.8 78 3.6 6.3 259 19 306.6 308.0 291.3 328.8 7.29 18 710 2977 5.8 3.9 88 1.9 4.7 255 19 307.7 309.0 291.6 329.5 7.15 19 700 3093 5.0 2.1 81 2.9 3.4 255 20 308.0 309.2 291.0 327.6 6.37 20 690 3210 4.2 0.7 78 3.5 2.4 253 20 308.4 309.5 290.7 326.4 5.84 21 670 3449 3.8 -6.2 48 10.0 -0.8 249 19 310.6 311.2 289.3 321.9 3.59 22 665 3510 3.2 -6.8 48 10.0 -1.3 248 19 310.6 311.2 289.2 321.5 3.45 23 661 3558 3.4 -10.6 35 14.0 -2.4 247 19 311.3 311.8 288.6 319.6 2.58 24 653 3657 3.0 -16.0 23 19.0 -4.0 245 19 311.9 312.3 287.9 317.5 1.68 25 645 3757 3.2 -9.8 38 13.0 -2.4 251 19 313.3 313.8 289.5 322.4 2.81 26 630 3947 2.4 -13.6 30 16.0 -3.8 263 19 314.5 314.9 289.2 321.4 2.12 27 626 3998 2.0 -13.0 32 15.0 -4.0 265 19 314.6 315.0 289.3 321.9 2.24 28 621 4063 1.6 -13.4 32 15.0 -4.3 265 18 314.9 315.3 289.4 322.0 2.19 29 617 4115 1.6 -19.4 19 21.0 -5.5 265 17 315.4 315.7 288.7 319.9 1.33 30 614 4154 1.4 -16.6 25 18.0 -5.1 265 16 315.6 316.0 289.2 321.3 1.70 31 598 4366 0.2 -20.8 19 21.0 -6.7 270 12 316.7 316.9 289.0 320.8 1.22 32 596 4393 0.0 -21.0 19 21.0 -6.8 272 12 316.7 317.0 289.0 320.8 1.20 33 590 4474 0.0 -34.0 6 34.0 -8.2 278 10 317.6 317.7 288.4 319.0 0.36 34 584 4556 -0.5 -43.5 2 43.0 -9.0 283 9 318.0 318.0 288.2 318.5 0.14 35 571 4735 -1.5 -47.5 2 46.0 -9.8 273 9 318.9 318.9 288.5 319.2 0.09 36 559 4904 -2.5 -29.5 10 27.0 -9.6 261 11 319.6 319.7 289.3 321.7 0.59 37 548 5061 -3.7 -32.7 8 29.0 -10.7 271 13 320.0 320.1 289.2 321.6 0.45 38 517 5519 -5.5 -42.5 4 37.0 -12.5 270 25 323.2 323.3 289.9 323.9 0.17 39 500 5780 -7.9 -38.9 6 31.0 -14.0 275 18 323.4 323.5 290.1 324.4 0.26 40 456 6488 -14.3 -35.3 15 21.0 -18.4 275 20 324.0 324.1 290.5 325.6 0.42 41 427 6984 -17.9 -34.9 21 17.0 -21.0 289 24 325.6 325.7 290.9 327.3 0.46 42 426 7001 -18.1 -37.1 17 19.0 -21.4 290 24 325.5 325.6 290.8 326.9 0.37 43 424 7036 -17.7 -39.7 13 22.0 -21.2 290 24 326.5 326.6 291.0 327.6 0.29 44 419 7125 -18.3 -42.3 10 24.0 -21.9 288 25 326.8 326.9 291.0 327.7 0.22 45 408 7323 -20.1 -40.1 15 20.0 -23.1 285 27 327.0 327.1 291.2 328.1 0.29 46 400 7470 -21.1 -44.1 11 23.0 -24.2 270 23 327.6 327.6 291.2 328.3 0.19 47 383 7788 -23.3 -49.3 7 26.0 -26.1 260 23 328.8 328.8 291.5 329.2 0.11 48 300 9520 -37.9 -56.9 12 19.0 -38.9 265 38 332.0 332.0 292.3 332.2 0.06 49 298 9566 -38.3 -57.3 12 19.0 -39.3 265 38 332.0 332.0 292.3 332.2 0.06 50 261 10464 -45.7 -58.7 22 13.0 -46.2 277 37 334.0 334.0 292.9 334.2 0.05 51 253 10671 -46.9 -58.9 24 12.0 -47.3 280 37 335.2 335.2 293.2 335.4 0.05 52 252 10697 -47.3 -59.3 24 12.0 -47.7 280 34 335.0 335.0 293.1 335.2 0.05 53 250 10750 -47.7 -59.7 24 12.0 -48.1 280 29 335.2 335.2 293.2 335.4 0.05 54 242 10963 -49.1 -61.1 23 12.0 -49.4 274 28 336.2 336.2 293.4 336.4 0.04 55 238 11072 -49.7 -64.7 16 15.0 -50.1 271 28 336.9 336.9 293.6 337.0 0.03 56 236 11127 -49.7 -65.7 14 16.0 -50.1 269 28 337.7 337.7 293.8 337.8 0.02 57 228 11351 -51.1 -65.1 17 14.0 -51.4 262 30 338.9 338.9 294.1 339.0 0.03 58 200 12190 -55.7 -70.7 14 15.0 -55.9 280 45 344.6 344.6 295.4 344.6 0.01 59 163 13481 -61.7 -75.7 14 14.0 -61.9 250 48 355.2 355.2 297.7 355.3 0.01 60 150 14000 -60.5 -80.5 6 20.0 -60.7 255 55 365.9 365.9 299.8 365.9 0.00 61 100 16520 -61.9 -86.9 2 25.0 -62.1 245 29 408.1 408.1 306.3 408.1 0.00 TRP 163 13481 -61.7 -75.7 14 14.0 -61.9 250 48 355.2 355.2 297.7 355.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5697.00 m Freezing level: 590.00 mb = 4473.84 m = 14677.76 ft Wetbulb zero: 675.06 mb = 3387.79 m = 11114.65 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 53.31 % Est. max temperature: 28.46 C = 83.23 F Sfc-Lift cond lev (LCL): 994.93 mb = 132.80 m = 435.69 ft T: 19.83 C 700-500 lapse rate: 4.80 C/km ThetaE index: 10.36 C Layer 925.0- 862.0 mb Conv cond level (CCL): 926.16 mb = 743.36 m = 2438.80 ft Mean mixing ratio: 13.13 g/kg Conv temperature: 23.20 C = 73.76 F Cap Strength: 2.45 C Lifted Index: 1.69 C Risk: Showers probable Lifted Index @300 mb: 0.11 C Lifted Index @700 mb: -0.59 C Showalter Index: 5.03 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 16.70 C K Index: 28.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 151.60 Risk: None Energy Index: -0.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.80 J/kg Max Up Vert Vel: 8.22 m/s Conv Inhibition (B-): 65.30 J/kg Cap Strength: 2.35 C Lift Cond Lev (LCL): 935.47 mb = 658.09 m = 2159.08 ft Lev Free Conv (LFC): 720.47 mb = 2856.20 m = 9370.61 ft Equ Level (EL): 660.47 mb = 3564.98 m = 11695.97 ft B at Equ Level: 30.20 J/kg Max Parcel Lev (MPL): 600.47 mb = 4333.03 m = 14215.80 ft Wind level data Storm motion: 210 at -13900222 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 ---------------------------------------------------------- 0 999 98 0 -1121605376 0.0 1121605376.0 | 180 1133664512 6950120.5 1133643264.0 1 975 305 10 2 -0.3 -2.0 | 210 13900220 6950120.0 12037938.0 2 941 610 320 5 3.2 -3.8 | 210 13900221 6950123.5 12037936.0 3 925 754 315 10 7.1 -7.1 | 210 13900219 6950127.5 12037933.0 4 908 914 310 15 11.5 -9.6 | 210 13900219 6950132.0 12037930.0 5 876 1219 305 11 9.0 -6.3 | 210 13900222 6950129.5 12037934.0 6 850 1476 305 14 11.5 -8.0 | 210 13900221 6950132.0 12037932.0 7 845 1524 305 14 11.5 -8.0 | 210 13900221 6950132.0 12037932.0 8 815 1829 270 13 13.0 -0.0 | 210 13900228 6950133.5 12037940.0 9 785 2134 275 16 15.9 -1.4 | 210 13900230 6950136.5 12037939.0 10 757 2438 265 21 20.9 1.8 | 210 13900235 6950141.5 12037942.0 11 730 2743 255 18 17.4 4.7 | 210 13900235 6950138.0 12037945.0 12 700 3093 255 20 19.3 5.2 | 210 13900236 6950140.0 12037945.0 13 652 3658 245 19 17.2 8.0 | 210 13900238 6950137.5 12037948.0 14 628 3962 265 19 18.9 1.7 | 210 13900233 6950139.5 12037942.0 15 604 4267 265 14 13.9 1.2 | 210 13900230 6950134.5 12037941.0 16 582 4572 285 8 7.7 -2.1 | 210 13900224 6950128.0 12037938.0 17 560 4877 260 11 10.8 1.9 | 210 13900229 6950131.5 12037942.0 18 539 5182 280 15 14.8 -2.6 | 210 13900227 6950135.5 12037937.0 19 519 5486 270 26 26.0 -0.0 | 210 13900235 6950146.5 12037940.0 20 500 5780 275 18 17.9 -1.6 | 210 13900229 6950138.5 12037938.0 21 480 6096 265 17 16.9 1.5 | 210 13900231 6950137.5 12037941.0 22 425 7010 290 24 22.6 -8.2 | 210 13900227 6950143.0 12037932.0 23 408 7315 285 27 26.1 -7.0 | 210 13900229 6950146.5 12037933.0 24 400 7470 270 23 23.0 -0.0 | 210 13900233 6950143.5 12037940.0 25 392 7620 265 22 21.9 1.9 | 210 13900235 6950142.5 12037942.0 26 360 8230 245 24 21.8 10.1 | 210 13900242 6950142.5 12037950.0 27 316 9144 255 32 30.9 8.3 | 210 13900245 6950151.5 12037948.0 28 300 9520 265 38 37.9 3.3 | 210 13900244 6950158.5 12037943.0 29 290 9754 265 39 38.9 3.4 | 210 13900244 6950159.5 12037943.0 30 253 10668 280 37 36.4 -6.4 | 210 13900236 6950157.0 12037934.0 31 250 10750 280 29 28.6 -5.0 | 210 13900232 6950149.0 12037935.0 32 230 11278 265 27 26.9 2.4 | 210 13900237 6950147.5 12037942.0 33 220 11582 250 42 39.5 14.4 | 210 13900254 6950160.0 12037954.0 34 200 12190 280 45 44.3 -7.8 | 210 13900238 6950165.0 12037932.0 35 191 12497 280 45 44.3 -7.8 | 210 13900238 6950165.0 12037932.0 36 182 12802 275 36 35.9 -3.1 | 210 13900238 6950156.5 12037937.0 37 165 13411 245 44 39.9 18.6 | 210 13900259 6950160.5 12037959.0 38 163 13481 250 48 45.1 16.4 | 210 13900259 6950165.5 12037956.0 39 150 14000 255 55 53.1 14.2 | 210 13900260 6950173.5 12037954.0 40 142 14326 255 55 53.1 14.2 | 210 13900260 6950173.5 12037954.0 41 123 15240 245 44 39.9 18.6 | 210 13900259 6950160.5 12037959.0 42 117 15545 255 42 40.6 10.9 | 210 13900252 6950161.0 12037951.0 43 106 16154 235 36 29.5 20.6 | 210 13900255 6950150.0 12037961.0 44 101 16459 255 36 34.8 9.3 | 210 13900247 6950155.5 12037949.0 45 100 16520 245 29 26.3 12.3 | 210 13900245 6950147.0 12037952.0 46 96 16764 245 29 26.3 12.3 | 210 13900245 6950147.0 12037952.0 Wind Parameters Mean winds (0-6000m): 180.0 at -18533630.0 knts Storm direction: 210.0 at -13900222.0 knts Shear (0-3000m) pos: 0.0 neg: 192317920.0 tot: 192317920.0 10-3/s Storm rel Dir Shear (0-3000m): 29.6 deg Storm rel helicity (0-3000m) pos: 17030723223420928.0 neg: -33554432.0 tot: 17030723223420928.0 m^2/s^2 ave: 5676907626496000.0 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 193549828.1 stream: 23878400.4 10^-3/s Energy-Hel index: 3597925089280.00 Bulk Rich Number: 0.00 Bulk Shear: 6031160043896832.00 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 ------------------------------------------------------------------------------- 500 180 -232041776 358 220112176| 0.0 1153907584.0 1153907584.0|17030723223420928.0 0.017030723223420928.0 34061446446841856.0 0.12|1161299000.0143270406.2 1000 180 -116194736 356 104387752| 0.0 576953792.0 576953792.0|17030723223420928.0-4194304.017030723223420928.0 17030723223420928.0 0.12|580649500.071635203.1 1500 180 -77286600 354 65617356| 0.0 384635840.0 384635840.0|17030723223420928.0-12582912.017030723223420928.0 11353814766452736.0 0.12|387099656.247756800.8 2000 180 -57619608 351 46108188| 0.0 288476896.0 288476896.0|17030723223420928.0-16777216.017030723223420928.0 8515361611710464.0 0.12|290324750.035817601.6 2500 180 -45954732 348 34621344| 0.0 230781520.0 230781520.0|17030723223420928.0-27262976.017030723223420928.0 6812289504116736.0 0.12|232259796.928654080.1 3000 180 -38188884 345 27058576| 0.0 192317920.0 192317920.0|17030723223420928.0-33554432.017030723223420928.0 5676907383226368.0 0.12|193549828.123878400.4 4000 180 -28266522 337 17654090| 0.8 144238448.0 144238448.0|17030723223420928.0-52428800.017030723223420928.0 4257680805855232.0 0.12| 145162375.0 17908800.8 5000 180 -22429790 326 12501703| 1.4 115390760.0 115390760.0|17030723223420928.0-69206016.017030723223420928.0 3406144752058368.0 0.12| 116129898.4 14327040.0 6000 180 -18533630 313 9512981| 1.2 96158960.0 96158960.0|17030723223420928.0-96468992.017030723223420928.0 2838453691613184.0 0.12| 96774914.1 11939200.2 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250609.12.gif