UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061412.upa.cvt Date: 1200Z 14 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 14 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 1006 98 22.6 21.4 93 1.2 21.8 0 0 295.2 298.1 294.7 341.6 16.15 1 1002 124 21.6 20.8 95 0.8 21.1 80 1 294.6 297.4 294.1 339.3 15.62 2 1000 137 21.6 20.7 95 0.9 21.0 120 1 294.8 297.5 294.1 339.3 15.55 3 977 339 20.2 20.0 99 0.2 20.1 26 3 295.3 298.0 294.1 339.0 15.23 4 925 812 18.4 17.9 97 0.5 18.1 310 11 298.1 300.7 294.1 339.0 14.09 5 912 934 18.0 17.7 98 0.3 17.8 309 14 298.9 301.5 294.3 340.0 14.11 6 902 1028 18.6 15.6 83 3.0 16.6 303 17 300.5 302.8 293.6 337.0 12.45 7 879 1250 18.6 11.6 64 7.0 14.1 289 21 302.7 304.5 292.2 331.8 9.81 8 876 1280 18.6 11.6 64 7.0 14.1 287 20 303.0 304.8 292.3 332.3 9.84 9 850 1538 16.8 12.4 75 4.4 14.0 275 18 303.7 305.7 293.2 335.6 10.70 10 780 2265 11.4 9.9 90 1.5 10.4 262 20 305.5 307.3 293.1 335.1 9.87 11 773 2340 10.8 9.4 91 1.4 9.9 263 20 305.6 307.4 292.9 334.6 9.62 12 769 2384 10.6 7.9 83 2.7 9.0 264 20 305.9 307.5 292.3 332.2 8.73 13 753 2559 9.8 6.7 81 3.1 7.9 263 22 306.9 308.4 292.2 331.7 8.20 14 700 3162 5.0 4.9 99 0.1 4.9 270 28 308.0 309.5 292.2 331.8 7.78 15 692 3256 4.6 4.3 98 0.3 4.4 272 29 308.6 310.0 292.2 331.7 7.55 16 641 3879 2.6 0.9 89 1.7 1.7 275 35 313.2 314.4 292.6 333.1 6.39 17 606 4333 1.0 0.1 94 0.9 0.5 265 33 316.4 317.6 293.4 336.6 6.37 18 566 4881 -2.1 -2.1 100 0.0 -2.1 260 28 319.0 320.1 293.7 337.6 5.80 19 533 5357 -4.1 -5.3 91 1.2 -4.7 258 28 322.1 323.0 293.8 337.9 4.84 20 515 5628 -5.7 -7.0 91 1.3 -6.3 256 27 323.3 324.2 293.8 337.8 4.40 21 500 5860 -7.3 -8.0 95 0.7 -7.6 255 27 324.1 325.0 293.8 338.0 4.19 22 448 6705 -12.7 -13.1 97 0.4 -12.9 247 22 327.7 328.3 293.9 338.3 3.11 23 428 7052 -14.7 -16.1 89 1.4 -15.2 241 22 329.4 330.0 293.9 338.2 2.54 24 409 7394 -16.9 -17.8 93 0.9 -17.2 254 27 330.9 331.4 294.0 338.9 2.31 25 400 7560 -18.1 -19.5 89 1.4 -18.6 260 29 331.5 331.9 294.0 338.6 2.04 26 369 8158 -22.3 -24.3 84 2.0 -22.8 258 30 333.6 333.9 294.0 338.8 1.45 27 356 8421 -24.1 -25.7 87 1.6 -24.5 257 31 334.6 334.9 294.2 339.4 1.32 28 348 8587 -25.1 -28.0 77 2.9 -25.8 257 32 335.5 335.7 294.2 339.5 1.10 29 316 9282 -29.9 -34.4 65 4.5 -30.6 258 36 338.2 338.3 294.5 340.7 0.66 30 301 9627 -32.7 -37.7 61 5.0 -33.4 265 40 339.0 339.1 294.6 340.9 0.49 31 300 9650 -33.1 -38.1 61 5.0 -33.7 265 40 338.7 338.8 294.4 340.6 0.48 32 266 10481 -40.1 -44.3 64 4.2 -40.5 274 47 340.4 340.4 294.7 341.5 0.28 33 250 10900 -43.7 -48.6 58 4.9 -44.0 270 49 341.1 341.1 294.8 341.8 0.19 34 235 11313 -47.1 -53.1 50 6.0 -47.4 269 51 342.0 342.1 294.9 342.5 0.12 35 231 11427 -48.1 -54.1 50 6.0 -48.4 268 51 342.2 342.2 295.0 342.6 0.11 36 213 11956 -52.9 -57.0 61 4.1 -53.0 266 53 342.8 342.8 295.1 343.1 0.08 37 209 12078 -53.7 -57.0 67 3.3 -53.8 266 54 343.4 343.4 295.2 343.7 0.08 38 204 12234 -54.9 -60.9 47 6.0 -55.1 265 54 343.9 343.9 295.3 344.1 0.05 39 200 12360 -56.1 -60.4 58 4.3 -56.2 265 55 343.9 343.9 295.3 344.2 0.06 40 196 12488 -57.3 -60.6 66 3.3 -57.4 266 56 344.0 344.0 295.3 344.2 0.06 41 189 12717 -59.3 -64.0 54 4.7 -59.4 266 57 344.4 344.4 295.4 344.5 0.04 42 186 12817 -60.1 -63.8 62 3.7 -60.2 267 57 344.7 344.7 295.5 344.8 0.04 43 181 12987 -61.3 -67.3 45 6.0 -61.4 268 58 345.4 345.4 295.6 345.5 0.02 44 167 13482 -65.5 -70.4 50 4.9 -65.5 270 61 346.4 346.4 295.8 346.5 0.02 45 165 13556 -65.9 -70.8 50 4.9 -66.0 270 61 347.0 347.0 296.0 347.0 0.02 46 163 13630 -66.3 -71.3 49 5.0 -66.4 270 61 347.5 347.5 296.1 347.6 0.02 47 159 13780 -67.1 -71.3 55 4.2 -67.1 272 61 348.6 348.6 296.4 348.7 0.02 48 150 14130 -69.5 -73.9 53 4.4 -69.5 280 59 350.4 350.4 296.7 350.4 0.01 49 149 14170 -69.9 -74.4 52 4.5 -69.9 280 58 350.3 350.4 296.7 350.4 0.01 50 144 14372 -71.1 -73.9 66 2.8 -71.1 280 55 351.7 351.7 297.0 351.7 0.01 51 138 14624 -69.5 -76.5 35 7.0 -69.5 280 55 358.8 358.8 298.5 358.9 0.01 52 134 14799 -70.5 -76.5 41 6.0 -70.5 289 49 360.1 360.1 298.7 360.1 0.01 53 131 14933 -70.9 -78.9 30 8.0 -70.9 295 45 361.7 361.7 299.0 361.7 0.01 54 127 15117 -68.9 -82.9 12 14.0 -68.9 289 41 368.5 368.5 300.3 368.5 0.00 55 119 15507 -67.3 -84.3 7 17.0 -67.4 271 33 378.4 378.4 302.0 378.4 0.00 56 117 15609 -68.1 -85.1 7 17.0 -68.2 276 33 378.8 378.8 302.1 378.8 0.00 57 105 16263 -64.7 -86.7 3 22.0 -64.8 292 24 397.1 397.1 304.8 397.1 0.00 58 100 16560 -65.1 -87.1 3 22.0 -65.3 265 15 401.9 401.9 305.5 402.0 0.00 59 97 16745 -66.1 -87.1 4 21.0 -66.2 265 15 403.5 403.5 305.7 403.5 0.00 60 92 17067 -64.1 -87.1 3 23.0 -64.3 260 21 413.6 413.6 307.0 413.6 0.00 61 87 17407 -65.1 -87.1 3 22.0 -65.3 285 18 418.3 418.3 307.5 418.3 0.00 62 78 18075 -62.7 -86.7 3 24.0 -63.0 312 13 436.5 436.5 309.5 436.5 0.00 63 70 18740 -63.5 -87.5 2 24.0 -63.8 290 15 448.5 448.5 310.7 448.5 0.00 64 67 19010 -63.9 -87.9 2 24.0 -64.1 307 17 453.3 453.3 311.1 453.3 0.00 65 63 19392 -59.7 -86.7 2 27.0 -60.2 330 20 470.6 470.6 312.7 470.7 0.00 66 61 19594 -61.1 -87.1 2 26.0 -61.5 350 15 471.9 471.9 312.8 471.9 0.00 67 50 20840 -58.9 -86.9 2 28.0 -59.6 60 11 504.7 504.7 315.3 504.7 0.00 68 30 24090 -52.7 -84.7 1 32.0 -54.7 55 7 601.0 601.0 320.6 601.0 0.01 69 26 25018 -51.3 -83.3 1 32.0 -53.8 78 14 630.1 630.1 321.9 630.2 0.01 70 23 25820 -48.5 -82.5 1 34.0 -52.1 97 18 660.8 660.8 323.1 660.9 0.02 71 21 26418 -48.9 -82.9 1 34.0 -52.6 96 18 677.0 677.0 323.7 677.1 0.02 72 20 26740 -47.7 -82.7 1 35.0 -51.9 115 19 690.2 690.2 324.1 690.3 0.02 73 17 27820 -45.1 -81.1 1 36.0 -50.8 100 20 731.3 731.4 325.4 731.6 0.03 74 17 27820 -45.7 -81.7 1 36.0 -51.1 100 20 729.4 729.4 325.3 729.7 0.03 75 15 28661 -42.7 -80.7 1 38.0 -49.8 112 21 766.0 766.0 326.4 766.3 0.04 76 12 30176 -40.1 -80.1 1 40.0 -49.5 78 18 825.7 825.7 327.8 826.2 0.05 77 12 30176 -40.1 -80.1 1 40.0 -49.5 78 18 825.7 825.7 327.8 826.2 0.05 78 11 30773 -38.3 -79.3 1 41.0 -49.0 84 17 853.0 853.0 328.5 853.7 0.07 79 10 31430 -37.5 -79.5 0 42.0 -49.2 90 15 879.6 879.6 329.0 880.3 0.07 80 9.9 31499 -37.1 -79.1 0 42.0 -49.1 883.6 883.6 329.1 884.4 0.08 81 9.2 32008 -35.3 -78.3 0 43.0 -48.7 909.2 909.3 329.6 910.2 0.10 TRP 144 14372 -71.1 -73.9 66 2.8 -71.1 280 55 351.7 351.7 297.0 351.7 0.01 WND 165 13556 -65.9 -70.8 50 4.9 -66.0 270 61 347.0 347.0 296.0 347.0 0.02 Sounding variables and indices 1000-500 mb thick: 5723.00 m Freezing level: 593.10 mb = 4509.82 m = 14795.82 ft Wetbulb zero: 598.42 mb = 4434.14 m = 14547.54 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 90.19 % Est. max temperature: 30.94 C = 87.70 F Sfc-Lift cond lev (LCL): 988.86 mb = 234.42 m = 769.10 ft T: 20.93 C 700-500 lapse rate: 4.56 C/km ThetaE index: 8.19 C Layer 902.0- 876.0 mb Conv cond level (CCL): 937.59 mb = 695.12 m = 2280.55 ft Mean mixing ratio: 14.75 g/kg Conv temperature: 24.79 C = 76.62 F Cap Strength: 2.47 C Lifted Index: -0.23 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.45 C Lifted Index @700 mb: -2.46 C Showalter Index: 1.35 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.70 C K Index: 36.40 Risk: > 80 % chance of thunderstorms Sweat Index: 211.80 Risk: None Energy Index: 0.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 144.28 J/kg Max Up Vert Vel: 16.99 m/s Conv Inhibition (B-): 59.82 J/kg Cap Strength: 2.38 C Lift Cond Lev (LCL): 948.67 mb = 593.61 m = 1947.50 ft Lev Free Conv (LFC): 783.67 mb = 2225.33 m = 7300.86 ft Equ Level (EL): 523.67 mb = 5496.72 m = 18033.63 ft B at Equ Level: 132.93 J/kg Max Parcel Lev (MPL): 253.67 mb = 10801.55 m = 35437.73 ft Wind level data Storm motion: 298 at 18 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 1006 98 0 0 -0.0 -0.0 | 118 18 -15.5 8.2 1 1000 137 120 1 -0.9 0.5 | 118 19 -16.4 8.7 2 981 305 35 3 -1.7 -2.5 | 108 18 -17.2 5.7 3 947 610 315 5 3.5 -3.5 | 111 13 -12.0 4.7 4 925 812 310 11 8.4 -7.1 | 99 7 -7.1 1.1 5 914 914 310 14 10.7 -9.0 | 81 5 -4.8 -0.8 6 882 1219 290 21 19.7 -7.2 | 256 4 4.2 1.0 7 850 1538 275 18 17.9 -1.6 | 200 7 2.4 6.6 8 821 1829 265 18 17.9 1.6 | 194 10 2.4 9.8 9 792 2134 260 20 19.7 3.5 | 200 12 4.2 11.7 10 763 2438 265 20 19.9 1.7 | 204 11 4.4 9.9 11 736 2743 260 25 24.6 4.3 | 216 15 9.1 12.5 12 710 3048 255 26 25.1 6.7 | 213 18 9.6 14.9 13 700 3162 270 28 28.0 -0.0 | 237 15 12.5 8.2 14 658 3658 280 36 35.5 -6.3 | 264 20 19.9 1.9 15 610 4267 265 33 32.9 2.9 | 237 21 17.3 11.1 16 565 4877 260 28 27.6 4.9 | 223 18 12.0 13.1 17 500 5860 255 27 26.1 7.0 | 215 18 10.6 15.2 18 485 6096 260 23 22.7 4.0 | 210 14 7.1 12.2 19 430 7010 240 22 19.1 11.0 | 190 20 3.5 19.2 20 400 7560 260 29 28.6 5.0 | 225 19 13.0 13.2 21 397 7620 260 28 27.6 4.9 | 223 18 12.0 13.1 22 322 9144 255 34 32.8 8.8 | 226 24 17.3 17.0 23 300 9650 265 40 39.8 3.5 | 244 27 24.3 11.7 24 270 10363 275 46 45.8 -4.0 | 262 31 30.3 4.2 25 250 10900 270 49 49.0 -0.0 | 256 34 33.5 8.2 26 200 12360 265 55 54.8 4.8 | 252 41 39.3 13.0 27 165 13556 270 61 61.0 -0.0 | 260 46 45.5 8.2 28 161 13716 270 61 61.0 -0.0 | 260 46 45.5 8.2 29 150 14130 280 59 58.1 -10.2 | 273 43 42.6 -2.0 30 144 14372 280 55 54.2 -9.6 | 272 39 38.6 -1.4 31 138 14630 280 55 54.2 -9.6 | 272 39 38.6 -1.4 32 131 14935 295 45 40.8 -19.0 | 293 27 25.3 -10.8 33 125 15240 285 38 36.7 -9.8 | 274 21 21.2 -1.6 34 118 15545 270 33 33.0 -0.0 | 245 19 17.5 8.2 35 113 15850 295 32 29.0 -13.5 | 292 14 13.5 -5.3 36 102 16459 290 21 19.7 -7.2 | 256 4 4.2 1.0 37 100 16560 265 15 14.9 1.3 | 176 10 -0.6 9.5 38 97 16764 265 15 14.9 1.3 | 176 10 -0.6 9.5 39 92 17069 260 21 20.7 3.6 | 204 13 5.2 11.8 40 88 17374 285 17 16.4 -4.4 | 193 4 0.9 3.8 41 83 17678 285 25 24.1 -6.5 | 259 9 8.6 1.7 42 79 17983 320 13 8.4 -10.0 | 76 7 -7.2 -1.8 43 75 18288 295 14 12.7 -5.9 | 129 4 -2.8 2.3 44 72 18593 315 16 11.3 -11.3 | 54 5 -4.2 -3.1 45 70 18740 290 15 14.1 -5.1 | 155 3 -1.4 3.1 46 68 18898 315 14 9.9 -9.9 | 73 6 -5.6 -1.7 47 65 19202 295 23 20.8 -9.7 | 286 6 5.3 -1.5 48 62 19507 350 19 3.3 -18.7 | 49 16 -12.2 -10.5 49 59 19812 350 5 0.9 -4.9 | 103 15 -14.7 3.3 50 56 20117 325 14 8.0 -11.5 | 66 8 -7.5 -3.3 51 53 20422 10 17 -3.0 -16.7 | 65 20 -18.5 -8.5 52 51 20726 35 10 -5.7 -8.2 | 90 21 -21.3 0.0 53 50 20840 60 11 -9.5 -5.5 | 96 25 -25.1 2.7 54 49 21031 60 13 -11.3 -6.5 | 94 27 -26.8 1.7 55 46 21336 70 7 -6.6 -2.4 | 105 23 -22.1 5.8 56 44 21641 55 11 -9.0 -6.3 | 94 25 -24.5 1.9 57 42 21946 95 10 -10.0 0.9 | 110 27 -25.5 9.1 58 38 22555 60 10 -8.7 -5.0 | 98 24 -24.2 3.2 59 36 22860 100 13 -12.8 2.3 | 110 30 -28.3 10.5 60 35 23165 105 2 -1.9 0.5 | 117 20 -17.5 8.7 61 33 23470 30 10 -5.0 -8.7 | 89 21 -20.5 -0.5 62 32 23774 80 22 -21.7 -3.8 | 97 37 -37.2 4.4 63 30 24079 95 18 -17.9 1.6 | 106 35 -33.5 9.8 64 30 24090 55 7 -5.7 -4.0 | 101 22 -21.3 4.2 65 29 24384 85 9 -9.0 -0.8 | 107 26 -24.5 7.4 66 27 24689 65 10 -9.1 -4.2 | 99 25 -24.6 4.0 67 26 24994 80 14 -13.8 -2.4 | 101 30 -29.3 5.8 68 25 25298 60 16 -13.9 -8.0 | 90 29 -29.4 0.2 69 24 25603 60 23 -19.9 -11.5 | 85 36 -35.4 -3.3 70 23 25908 110 16 -15.0 5.5 | 114 33 -30.6 13.7 71 22 26213 75 13 -12.6 -3.4 | 100 28 -28.1 4.8 72 21 26518 105 21 -20.3 5.4 | 111 38 -35.8 13.6 73 20 26740 115 19 -17.2 8.0 | 116 37 -32.7 16.2 74 19 27127 115 18 -16.3 7.6 | 116 36 -31.8 15.8 75 18 27432 95 15 -14.9 1.3 | 107 32 -30.5 9.5 76 17 27737 95 16 -15.9 1.4 | 107 33 -31.5 9.6 77 17 28042 110 28 -26.3 9.6 | 113 45 -41.8 17.8 78 16 28346 115 25 -22.7 10.6 | 116 43 -38.2 18.8 79 15 28651 110 21 -19.7 7.2 | 114 38 -35.3 15.4 80 14 28956 130 21 -16.1 13.5 | 124 38 -31.6 21.7 81 13 29870 75 19 -18.4 -4.9 | 96 34 -33.9 3.3 82 10 31430 90 15 -15.0 0.0 | 105 32 -30.5 8.2 Wind Parameters Mean winds (0-6000m): 267.8 at 23.4 knts Storm direction: 297.8 at 17.6 knts Shear (0-3000m) pos: 0.5 neg: 4.1 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 104.5 deg Storm rel helicity (0-3000m) pos: 30.2 neg: -39.1 tot: -9.0 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.94 Bulk Shear: 74.55 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 1 3 109 16| 0.0 5.1 5.1| 4.0 -18.5 -14.5 -29.0 -0.28| 10.1 -2.8 1000 314 7 107 11| 0.0 9.4 9.4| 4.0 -27.0 -23.0 -23.0 -0.42| 13.1 -5.5 1500 296 11 121 6| 0.0 6.2 6.2| 4.0 -35.0 -30.9 -20.6 -0.50| 12.2 -6.1 2000 285 13 150 6| 0.0 5.1 5.1| 6.7 -36.4 -29.7 -14.9 -0.43| 10.4 -4.5 2500 278 15 170 6| 0.6 4.1 4.7| 14.7 -36.4 -21.7 -8.7 -0.34| 9.2 -3.1 3000 273 16 186 7| 0.5 4.1 4.6| 30.2 -39.1 -9.0 -3.0 -0.23| 8.9 -2.0 4000 274 21 217 9| 1.9 3.2 5.1| 81.3 -72.5 8.8 2.2 -0.09| 9.2 -0.8 5000 271 23 222 11| 1.5 2.3 3.8| 81.3-113.7 -32.4 -6.5 -0.18| 8.3 -1.5 6000 268 23 221 12| 1.2 1.9 3.1| 81.3-128.4 -47.0 -7.8 -0.20| 7.4 -1.5 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250614.12.gif