UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060600.upa.cvt Date: 0000Z 6 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 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 1005 98 28.0 20.0 62 8.0 22.3 160 7 300.7 303.4 295.3 344.2 14.80 1 1000 130 27.4 19.4 62 8.0 21.8 165 10 300.5 303.2 294.9 342.5 14.32 2 953 555 23.4 18.4 74 5.0 19.9 192 14 300.7 303.2 294.8 342.1 14.11 3 925 815 21.4 16.6 74 4.8 18.1 215 12 301.2 303.6 294.1 339.3 12.95 4 914 919 20.8 15.8 73 5.0 17.4 225 11 301.6 303.9 293.9 338.3 12.45 5 870 1344 17.0 14.7 86 2.3 15.5 240 6 301.9 304.2 293.8 337.9 12.18 6 864 1403 16.4 14.2 87 2.2 15.0 248 5 301.9 304.1 293.6 336.9 11.87 7 854 1502 16.0 12.6 80 3.4 13.8 260 3 302.5 304.5 292.9 334.5 10.80 8 852 1522 16.0 12.1 78 3.9 13.5 262 2 302.7 304.6 292.7 333.8 10.47 9 850 1542 16.0 11.2 73 4.8 13.0 265 2 302.9 304.7 292.3 332.3 9.88 10 849 1552 16.0 11.0 72 5.0 12.9 264 2 303.0 304.8 292.3 332.0 9.76 11 847 1572 16.6 5.6 48 11.0 10.2 262 3 303.8 305.1 290.0 324.1 6.74 12 845 1592 17.4 -5.6 20 23.0 6.5 261 3 304.9 305.4 286.8 314.2 2.98 13 844 1602 17.6 -7.4 17 25.0 6.1 260 4 305.2 305.7 286.5 313.3 2.59 14 795 2110 14.8 -17.2 9 32.0 2.7 218 13 307.5 307.7 285.9 311.6 1.25 15 773 2346 12.8 -12.2 16 25.0 2.5 212 13 307.8 308.2 286.8 314.0 1.94 16 736 2754 9.6 -20.4 10 30.0 -0.7 217 7 308.7 308.8 286.1 312.1 1.02 17 713 3017 8.6 -18.4 13 27.0 -1.1 327 4 310.4 310.6 286.9 314.5 1.26 18 700 3169 8.4 -24.6 8 33.0 -2.0 30 2 311.8 311.9 286.9 314.3 0.74 19 696 3216 8.2 -22.8 9 31.0 -2.0 23 2 312.1 312.2 287.1 315.1 0.88 20 675 3468 6.0 -10.0 31 16.0 -0.9 62 1 312.4 312.9 289.0 320.9 2.65 21 630 4028 1.2 -11.8 37 13.0 -4.0 180 5 313.1 313.6 289.0 321.1 2.46 22 549 5116 -8.1 -12.2 72 4.1 -9.6 181 12 314.6 315.2 289.8 323.5 2.73 23 541 5230 -8.5 -11.7 78 3.2 -9.7 196 12 315.5 316.0 290.2 324.9 2.89 24 535 5316 -8.1 -12.4 71 4.3 -9.8 225 12 317.0 317.5 290.6 326.0 2.76 25 514 5626 -9.5 -10.6 92 1.1 -9.9 298 12 318.9 319.6 291.6 329.8 3.32 26 510 5687 -8.9 -10.8 86 1.9 -9.7 304 12 320.4 321.0 292.0 331.2 3.29 27 505 5763 -9.3 -11.4 85 2.1 -10.1 312 13 320.8 321.4 292.0 331.3 3.17 28 501 5825 -9.5 -13.2 74 3.7 -10.9 315 12 321.3 321.8 291.9 330.5 2.76 29 500 5840 -9.7 -13.5 74 3.8 -11.1 315 12 321.2 321.7 291.7 330.2 2.70 30 477 6203 -12.9 -14.8 86 1.9 -13.6 309 13 321.6 322.1 291.7 330.1 2.54 31 473 6267 -11.7 -19.7 51 8.0 -14.2 305 13 323.9 324.2 291.6 329.7 1.70 32 468 6349 -12.3 -20.3 51 8.0 -14.7 301 13 324.1 324.4 291.6 329.7 1.63 33 465 6398 -12.3 -23.3 39 11.0 -15.4 298 13 324.7 325.0 291.5 329.1 1.26 34 461 6465 -12.5 -24.5 36 12.0 -15.8 294 12 325.3 325.5 291.5 329.3 1.14 35 456 6548 -13.3 -25.3 36 12.0 -16.5 289 12 325.3 325.5 291.5 329.1 1.07 36 442 6786 -15.1 -28.1 32 13.0 -18.2 285 12 325.9 326.1 291.4 329.0 0.86 37 440 6820 -15.3 -29.3 29 14.0 -18.5 287 13 326.1 326.2 291.4 328.9 0.77 38 437 6872 -14.5 -47.5 4 33.0 -19.3 291 13 327.7 327.8 291.2 328.2 0.12 39 433 6942 -14.7 -37.7 12 23.0 -19.0 295 14 328.4 328.4 291.6 329.6 0.34 40 419 7191 -16.1 -45.1 6 29.0 -20.4 293 16 329.7 329.7 291.8 330.3 0.16 41 416 7246 -16.7 -45.7 6 29.0 -20.9 291 17 329.6 329.6 291.7 330.2 0.15 42 412 7318 -17.3 -43.3 8 26.0 -21.2 289 17 329.7 329.7 291.9 330.5 0.20 43 408 7392 -17.7 -32.7 26 15.0 -20.8 286 18 330.1 330.2 292.3 332.3 0.60 44 402 7503 -18.7 -30.7 34 12.0 -21.3 281 20 330.2 330.4 292.5 332.9 0.74 45 400 7540 -19.1 -33.1 28 14.0 -21.9 280 20 330.2 330.3 292.3 332.3 0.59 46 397 7596 -19.5 -37.5 19 18.0 -22.6 283 20 330.4 330.4 292.2 331.8 0.38 47 395 7633 -19.7 -33.7 28 14.0 -22.4 285 20 330.6 330.7 292.4 332.7 0.56 48 392 7690 -20.3 -35.3 25 15.0 -23.0 282 20 330.5 330.6 292.3 332.3 0.48 49 390 7728 -20.5 -33.5 30 13.0 -23.0 281 20 330.7 330.8 292.5 332.9 0.58 50 389 7747 -20.5 -41.5 13 21.0 -23.7 280 20 331.0 331.0 292.3 332.0 0.26 51 381 7900 -21.9 -48.9 7 27.0 -25.1 274 20 331.1 331.1 292.2 331.6 0.12 52 372 8075 -23.3 -47.3 9 24.0 -26.1 267 19 331.5 331.5 292.3 332.1 0.14 53 369 8134 -23.7 -33.7 39 10.0 -25.5 264 19 331.8 331.9 292.8 334.0 0.60 54 365 8214 -24.5 -33.5 43 9.0 -26.1 261 19 331.7 331.8 292.8 334.0 0.62 55 363 8254 -24.9 -34.9 39 10.0 -26.6 260 19 331.7 331.8 292.7 333.7 0.54 56 300 9610 -35.1 -50.1 20 15.0 -36.2 270 25 335.9 335.9 293.4 336.4 0.13 57 250 10850 -44.7 -54.7 32 10.0 -45.2 265 45 339.6 339.6 294.3 340.0 0.09 58 200 12310 -56.9 -61.9 53 5.0 -57.0 240 52 342.7 342.7 295.0 342.9 0.05 59 178 13035 -63.1 -66.4 64 3.3 -63.1 240 35 344.1 344.1 295.3 344.2 0.03 60 150 14090 -60.9 -80.9 5 20.0 -61.1 260 39 365.2 365.2 299.7 365.2 0.00 61 100 16580 -65.1 -87.1 3 22.0 -65.3 295 21 401.9 401.9 305.5 402.0 0.00 62 95 16894 -62.9 -86.9 3 24.0 -63.1 306 18 412.2 412.2 306.8 412.2 0.00 63 87 17432 -65.1 -88.1 3 23.0 -65.3 295 8 418.3 418.3 307.5 418.3 0.00 64 85 17574 -63.7 -87.7 2 24.0 -63.9 295 12 423.9 423.9 308.2 423.9 0.00 65 78 18099 -65.1 -88.1 3 23.0 -65.3 216 12 431.5 431.5 309.0 431.6 0.00 66 70 18760 -63.5 -87.5 2 24.0 -63.8 210 6 448.5 448.5 310.7 448.5 0.00 67 66 19121 -63.1 -88.1 2 25.0 -63.4 230 10 457.0 457.0 311.5 457.0 0.00 68 62 19509 -59.9 -86.9 2 27.0 -60.4 302 12 472.4 472.4 312.8 472.4 0.00 69 58 19925 -59.7 -86.7 2 27.0 -60.2 355 11 481.9 481.9 313.6 481.9 0.00 70 53 20492 -57.1 -86.1 1 29.0 -57.9 20 10 500.5 500.5 315.0 500.5 0.00 71 50 20860 -58.1 -86.1 2 28.0 -58.8 345 8 506.6 506.6 315.4 506.6 0.00 72 45 21523 -59.1 -87.1 1 28.0 -59.8 31 11 519.6 519.6 316.3 519.7 0.00 73 43 21809 -57.5 -86.5 1 29.0 -58.4 50 10 530.4 530.4 316.9 530.4 0.01 74 33 23478 -58.7 -86.7 2 28.0 -59.7 80 18 568.9 568.9 319.1 568.9 0.01 75 30 24080 -56.5 -85.5 1 29.0 -57.9 80 13 590.6 590.6 320.2 590.7 0.01 76 23 25780 -52.9 -83.9 1 31.0 -55.3 98 23 647.8 647.8 322.6 647.9 0.02 77 23 25780 -53.3 -84.3 1 31.0 -55.6 98 23 646.7 646.7 322.6 646.8 0.01 78 21 26371 -49.9 -82.9 1 33.0 -53.3 70 18 674.0 674.0 323.6 674.1 0.02 79 20 26690 -49.5 -82.5 1 33.0 -53.1 60 15 684.7 684.7 323.9 684.8 0.02 80 19 27027 -48.9 -81.9 1 33.0 -52.8 68 16 696.6 696.7 324.3 696.8 0.03 81 18 27381 -49.9 -82.9 1 33.0 -53.7 56 19 704.3 704.4 324.6 704.5 0.02 82 16 28154 -49.1 -82.1 1 33.0 -53.5 84 17 731.1 731.1 325.4 731.3 0.03 83 15 28580 -46.7 -81.7 1 35.0 -52.1 86 20 752.7 752.7 326.0 753.0 0.03 84 14 29039 -45.1 -80.1 1 35.0 -51.4 78 24 773.1 773.1 326.5 773.5 0.05 85 13 29534 -45.9 -80.9 1 35.0 -52.2 90 31 786.9 786.9 326.9 787.3 0.04 86 13 29534 -44.1 -80.1 1 36.0 -51.1 90 31 793.1 793.2 327.1 793.6 0.05 87 11 30661 -41.7 -78.7 1 37.0 -50.6 81 21 840.7 840.7 328.2 841.4 0.07 88 10 31310 -40.1 -79.1 1 39.0 -50.3 75 17 869.9 869.9 328.8 870.6 0.08 89 8.2 32677 -35.9 -76.9 1 41.0 -49.6 937.2 937.3 330.1 938.7 0.13 TRP 178 13035 -63.1 -66.4 64 3.3 -63.1 240 35 344.1 344.1 295.3 344.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 619.55 mb = 4168.05 m = 13674.55 ft Wetbulb zero: 744.07 mb = 2663.57 m = 8738.63 ft Precipitable water: 1.17 inches Sfc-500 mean rel hum: 47.62 % Est. max temperature: 29.72 C = 85.50 F Sfc-Lift cond lev (LCL): 894.78 mb = 1101.81 m = 3614.81 ft T: 19.16 C 700-500 lapse rate: 6.78 C/km ThetaE index: 32.59 C Layer 1000.0- 773.0 mb Conv cond level (CCL): 864.00 mb = 1402.70 m = 4601.98 ft Mean mixing ratio: 13.69 g/kg Conv temperature: 29.19 C = 84.55 F Cap Strength: 2.35 C Lifted Index: -3.39 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.72 C Lifted Index @700 mb: 0.35 C Showalter Index: 0.48 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 20.90 C K Index: 3.90 Risk: None Sweat Index: 150.40 Risk: None Energy Index: -0.45 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 721.28 J/kg Max Up Vert Vel: 37.98 m/s Conv Inhibition (B-): 69.94 J/kg Cap Strength: 2.31 C Lift Cond Lev (LCL): 877.08 mb = 1273.79 m = 4179.04 ft Lev Free Conv (LFC): 742.08 mb = 2685.83 m = 8811.67 ft Equ Level (EL): 702.08 mb = 3144.50 m = 10316.47 ft B at Equ Level: 6.24 J/kg Max Parcel Lev (MPL): 142.08 mb = 14423.10 m = 47319.31 ft Wind level data Storm motion: 243 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 1005 98 160 7 -2.4 6.6 | 113 9 -8.4 3.6 1 1000 130 165 10 -2.6 9.7 | 128 11 -8.6 6.6 2 980 305 180 14 0.0 14.0 | 151 13 -6.0 11.0 3 947 610 195 14 3.6 13.5 | 167 11 -2.4 10.5 4 925 815 215 12 6.9 9.8 | 187 7 0.9 6.8 5 914 914 225 11 7.8 7.8 | 200 5 1.8 4.8 6 883 1219 225 9 6.4 6.4 | 186 3 0.3 3.3 7 850 1542 265 2 2.0 0.2 | 55 5 -4.0 -2.8 8 821 1829 240 10 8.7 5.0 | 233 3 2.6 2.0 9 792 2134 215 13 7.5 10.6 | 191 8 1.4 7.6 10 764 2438 210 13 6.5 11.3 | 183 8 0.5 8.2 11 736 2743 215 7 4.0 5.7 | 144 3 -2.0 2.7 12 700 3169 30 2 -1.0 -1.7 | 56 8 -7.0 -4.8 13 684 3353 0 0 -0.0 -0.0 | 63 7 -6.0 -3.0 14 658 3658 180 4 0.0 4.0 | 99 6 -6.0 1.0 15 610 4267 180 6 0.0 6.0 | 116 7 -6.0 3.0 16 587 4572 190 10 1.7 9.8 | 148 8 -4.3 6.8 17 565 4877 170 13 -2.3 12.8 | 140 13 -8.3 9.8 18 543 5182 185 12 1.0 12.0 | 151 10 -5.0 8.9 19 523 5486 285 11 10.6 -2.8 | 322 7 4.6 -5.9 20 503 5791 315 13 9.2 -9.2 | 345 13 3.2 -12.2 21 500 5840 315 12 8.5 -8.5 | 348 12 2.5 -11.5 22 483 6096 315 13 9.2 -9.2 | 345 13 3.2 -12.2 23 446 6706 280 12 11.8 -2.1 | 311 8 5.8 -5.1 24 429 7010 300 14 12.1 -7.0 | 329 12 6.1 -10.0 25 400 7540 280 20 19.7 -3.5 | 295 15 13.7 -6.5 26 396 7620 285 20 19.3 -5.2 | 302 16 13.3 -8.2 27 363 8230 260 19 18.7 3.3 | 269 13 12.7 0.3 28 320 9144 270 23 23.0 -0.0 | 280 17 17.0 -3.0 29 300 9610 270 25 25.0 -0.0 | 279 19 19.0 -3.0 30 269 10363 280 25 24.6 -4.3 | 292 20 18.6 -7.4 31 250 10850 265 45 44.8 3.9 | 269 39 38.8 0.9 32 234 11278 260 50 49.2 8.7 | 263 44 43.2 5.7 33 204 12192 245 57 51.7 24.1 | 245 50 45.6 21.1 34 200 12310 240 52 45.0 26.0 | 240 45 39.0 23.0 35 178 13035 240 35 30.3 17.5 | 239 28 24.3 14.5 36 176 13106 240 35 30.3 17.5 | 239 28 24.3 14.5 37 167 13411 255 32 30.9 8.3 | 258 25 24.9 5.3 38 152 14021 265 40 39.8 3.5 | 269 34 33.8 0.5 39 150 14090 260 39 38.4 6.8 | 263 33 32.4 3.8 40 124 15240 265 35 34.9 3.1 | 270 29 28.9 0.0 41 118 15545 280 39 38.4 -6.8 | 287 34 32.4 -9.8 42 107 16154 300 32 27.7 -16.0 | 311 29 21.7 -19.0 43 100 16580 295 21 19.0 -8.9 | 312 18 13.0 -11.9 44 97 16764 295 21 19.0 -8.9 | 312 18 13.0 -11.9 45 92 17069 320 15 9.6 -11.5 | 346 15 3.6 -14.5 46 88 17374 295 6 5.4 -2.5 | 6 6 -0.6 -5.6 47 84 17678 295 15 13.6 -6.3 | 321 12 7.6 -9.4 48 76 18288 180 10 0.0 10.0 | 139 9 -6.0 7.0 49 72 18593 280 13 12.8 -2.3 | 308 9 6.8 -5.3 50 70 18760 210 6 3.0 5.2 | 126 4 -3.0 2.2 51 68 18898 290 10 9.4 -3.4 | 332 7 3.4 -6.4 52 65 19202 210 10 5.0 8.7 | 170 6 -1.0 5.6 53 62 19507 300 12 10.4 -6.0 | 334 10 4.4 -9.0 54 59 19812 350 11 1.9 -10.8 | 17 14 -4.1 -13.9 55 51 20726 30 10 -5.0 -8.7 | 43 16 -11.0 -11.7 56 50 20860 345 8 2.1 -7.7 | 20 11 -3.9 -10.7 57 49 21031 0 0 -0.0 -0.0 | 63 7 -6.0 -3.0 58 46 21336 360 12 -0.0 -12.0 | 22 16 -6.0 -15.0 59 44 21641 50 11 -8.4 -7.1 | 55 18 -14.4 -10.1 60 42 21946 50 10 -7.7 -6.4 | 55 17 -13.7 -9.4 61 40 22250 85 14 -13.9 -1.2 | 78 20 -20.0 -4.2 62 36 22860 35 10 -5.7 -8.2 | 46 16 -11.7 -11.2 63 35 23165 75 17 -16.4 -4.4 | 72 24 -22.4 -7.4 64 33 23470 80 18 -17.7 -3.1 | 75 25 -23.7 -6.1 65 31 23774 65 14 -12.7 -5.9 | 64 21 -18.7 -8.9 66 30 24079 90 17 -17.0 0.0 | 83 23 -23.0 -3.0 67 30 24080 80 13 -12.8 -2.3 | 74 20 -18.8 -5.3 68 29 24384 75 11 -10.6 -2.8 | 71 18 -16.6 -5.9 69 27 24689 95 21 -20.9 1.8 | 87 27 -26.9 -1.2 70 26 24994 85 26 -25.9 -2.3 | 81 32 -31.9 -5.3 71 22 26213 105 21 -20.3 5.4 | 95 26 -26.3 2.4 72 21 26518 40 16 -10.3 -12.3 | 47 22 -16.3 -15.3 73 20 26690 60 15 -13.0 -7.5 | 61 22 -19.0 -10.5 74 20 26822 85 17 -16.9 -1.5 | 79 23 -22.9 -4.5 75 19 27127 60 15 -13.0 -7.5 | 61 22 -19.0 -10.5 76 18 27432 55 20 -16.4 -11.5 | 57 27 -22.4 -14.5 77 17 27737 70 15 -14.1 -5.1 | 68 22 -20.1 -8.2 78 16 28346 90 18 -18.0 0.0 | 83 24 -24.0 -3.0 79 14 29261 75 25 -24.1 -6.5 | 73 32 -30.2 -9.5 80 13 29566 90 31 -31.0 0.0 | 85 37 -37.0 -3.0 81 12 29870 105 27 -26.1 7.0 | 97 32 -32.1 4.0 82 12 30175 85 24 -23.9 -2.1 | 80 30 -29.9 -5.1 83 10 31310 75 17 -16.4 -4.4 | 72 24 -22.4 -7.4 Wind Parameters Mean winds (0-6000m): 213.3 at 9.0 knts Storm direction: 243.3 at 6.7 knts Shear (0-3000m) pos: 2.9 neg: 1.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -67.0 deg Storm rel helicity (0-3000m) pos: 45.9 neg: -15.4 tot: 30.5 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 10.9 stream: -0.9 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 110.05 Bulk Shear: 6.55 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 ------------------------------------------------------------------------------- 500 182 13 150 11| 9.4 0.0 9.4| 30.3 0.0 30.3 60.5 0.90| 11.9 10.7 1000 197 12 164 9| 4.8 0.0 4.8| 39.4 -0.4 39.0 39.0 0.72| 10.3 7.4 1500 204 10 163 7| 2.9 0.0 2.9| 39.4 -1.7 37.7 25.1 0.35| 10.0 3.5 2000 211 10 171 6| 2.2 2.6 4.8| 39.4 -7.5 31.9 16.0 0.03| 10.8 0.3 2500 211 10 174 6| 1.7 1.6 3.4| 39.4 -12.7 26.8 10.7 -0.03| 9.6 -0.3 3000 212 10 170 5| 2.9 1.4 4.3| 45.9 -15.4 30.5 10.2 -0.08| 10.9 -0.9 4000 208 8 151 5| 1.1 1.0 2.2| 63.2 -15.4 47.8 11.9 0.05| 9.6 0.5 5000 201 8 148 6| 0.5 1.0 1.5| 76.4 -19.1 57.3 11.5 0.10| 8.9 0.9 6000 213 9 166 5| 2.4 0.8 3.2|117.3 -20.5 96.8 16.1 0.28| 9.9 2.7 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250606.00.gif