UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061012.upa.cvt Date: 1200Z 10 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 10 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 82 310 8 SFC 999 98 22.8 21.1 90 1.7 21.6 310 8 296.0 298.9 294.8 342.0 15.96 2 978 281 20.6 18.9 90 1.7 19.5 328 15 295.6 298.2 293.4 336.4 14.19 3 951 521 19.8 17.6 87 2.2 18.3 323 20 297.2 299.6 293.3 336.1 13.43 4 945 575 20.2 15.6 75 4.6 17.1 321 20 298.1 300.3 292.4 332.6 11.87 5 925 758 19.0 14.1 73 4.9 15.8 325 23 298.7 300.7 291.9 330.8 11.00 6 857 1411 14.2 14.0 99 0.2 14.1 283 16 300.3 302.5 293.0 334.9 11.81 7 850 1480 14.0 13.6 97 0.4 13.7 280 15 300.8 302.9 293.0 334.9 11.60 8 830 1681 13.2 12.1 93 1.1 12.5 277 17 302.0 304.0 292.7 333.8 10.75 9 827 1711 13.6 11.0 84 2.6 12.0 277 18 302.8 304.6 292.4 332.5 10.02 10 793 2064 11.4 8.8 84 2.6 9.8 267 16 304.1 305.7 292.0 331.0 9.00 11 776 2245 9.8 9.2 96 0.6 9.5 258 16 304.2 306.0 292.4 332.5 9.46 12 772 2288 9.8 6.1 78 3.7 7.6 255 16 304.7 306.1 291.1 327.8 7.67 13 768 2332 9.6 5.6 76 4.0 7.3 252 16 304.9 306.3 291.0 327.4 7.45 14 762 2397 9.0 5.4 78 3.6 6.9 248 17 305.0 306.3 290.9 327.3 7.40 15 748 2550 8.2 1.2 61 7.0 4.5 240 20 305.7 306.8 289.6 322.8 5.58 16 732 2729 6.8 3.8 81 3.0 5.1 231 25 306.1 307.4 290.9 327.0 6.88 17 730 2752 7.2 2.7 73 4.5 4.7 230 26 306.8 307.9 290.6 326.2 6.38 18 723 2831 6.8 1.8 70 5.0 4.1 229 25 307.2 308.3 290.5 325.6 6.04 19 700 3096 4.4 -0.2 72 4.6 2.0 225 23 307.4 308.4 289.9 323.9 5.39 20 684 3284 3.0 -0.6 77 3.6 1.2 222 24 307.8 308.8 290.1 324.3 5.36 21 655 3634 1.6 -4.4 64 6.0 -1.2 216 27 310.1 310.9 289.8 323.3 4.21 22 634 3896 0.0 -1.4 90 1.4 -0.7 233 27 311.2 312.2 291.2 328.2 5.45 23 609 4218 -1.7 -2.6 94 0.9 -2.1 232 30 312.8 313.8 291.5 329.1 5.19 24 595 4403 -1.9 -4.4 83 2.5 -3.1 228 33 314.7 315.6 291.6 329.4 4.64 25 585 4538 -2.7 -5.2 83 2.5 -3.9 226 36 315.3 316.1 291.6 329.5 4.44 26 581 4592 -3.1 -5.4 84 2.3 -4.2 225 37 315.4 316.3 291.6 329.5 4.40 27 579 4620 -2.9 -7.6 70 4.7 -5.0 226 37 316.0 316.7 291.2 328.0 3.73 28 578 4633 -3.1 -7.5 72 4.4 -5.1 226 37 315.9 316.6 291.2 328.0 3.77 29 571 4730 -3.7 -10.7 58 7.0 -6.5 227 36 316.3 316.9 290.6 325.9 2.96 30 566 4799 -4.3 -11.3 58 7.0 -7.1 228 36 316.4 316.9 290.5 325.7 2.85 31 562 4855 -4.7 -15.7 42 11.0 -8.7 229 35 316.5 316.9 289.8 323.2 2.00 32 559 4897 -4.3 -19.3 30 15.0 -9.2 230 35 317.5 317.8 289.5 322.5 1.48 33 556 4940 -4.5 -23.5 21 19.0 -10.1 230 36 317.8 318.0 289.2 321.3 1.03 34 554 4968 -4.7 -21.7 25 17.0 -9.9 230 36 317.8 318.1 289.3 322.0 1.22 35 552 4997 -4.7 -26.7 16 22.0 -10.7 230 36 318.2 318.3 289.0 320.9 0.78 36 544 5112 -4.9 -31.9 10 27.0 -11.3 230 38 319.3 319.4 289.0 321.0 0.49 37 537 5213 -5.7 -34.7 8 29.0 -12.1 230 39 319.5 319.6 289.0 320.9 0.37 38 500 5770 -9.3 -32.3 14 23.0 -14.5 230 46 321.7 321.8 289.8 323.5 0.51 39 473 6196 -11.7 -31.7 17 20.0 -16.2 231 49 323.9 324.0 290.6 325.9 0.57 40 457 6458 -13.3 -40.3 8 27.0 -18.0 234 48 325.1 325.1 290.6 326.0 0.25 41 450 6575 -13.1 -43.1 6 30.0 -18.0 235 47 326.8 326.8 291.0 327.5 0.19 42 447 6626 -13.3 -47.3 4 34.0 -18.3 236 47 327.1 327.2 291.0 327.6 0.12 43 400 7460 -18.7 -46.7 7 28.0 -22.5 240 49 330.7 330.7 292.0 331.2 0.14 44 395 7554 -19.1 -48.1 6 29.0 -22.8 240 49 331.4 331.4 292.2 331.8 0.12 45 331 8838 -30.5 -52.5 10 22.0 -32.3 240 49 332.9 332.9 292.6 333.3 0.09 46 316 9166 -32.7 -54.7 9 22.0 -34.3 235 51 334.3 334.3 292.9 334.6 0.07 47 305 9415 -34.3 -51.3 16 17.0 -35.6 235 63 335.4 335.5 293.3 335.9 0.11 48 300 9530 -35.1 -49.1 23 14.0 -36.2 235 69 335.9 335.9 293.4 336.5 0.15 49 292 9718 -36.7 -48.7 28 12.0 -37.6 235 75 336.2 336.3 293.5 336.9 0.16 50 290 9766 -37.1 -46.1 39 9.0 -37.8 235 77 336.3 336.4 293.6 337.2 0.21 51 289 9790 -37.1 -41.8 62 4.7 -37.6 235 78 336.7 336.7 293.8 338.0 0.34 52 282 9959 -37.9 -41.5 69 3.6 -38.2 235 83 337.9 338.0 294.1 339.3 0.36 53 278 10058 -38.1 -42.5 63 4.4 -38.5 235 87 339.0 339.0 294.4 340.2 0.33 54 273 10183 -39.1 -43.9 60 4.8 -39.5 234 88 339.3 339.3 294.4 340.4 0.29 55 270 10258 -39.9 -43.4 69 3.5 -40.2 234 89 339.2 339.3 294.4 340.4 0.30 56 250 10780 -44.3 -50.3 51 6.0 -44.6 230 95 340.2 340.2 294.5 340.8 0.15 57 200 12230 -56.3 -67.3 24 11.0 -56.5 230 100 343.6 343.6 295.2 343.7 0.02 58 174 13107 -61.6 -73.5 19 11.9 -61.7 240 102 348.8 348.8 296.4 348.9 0.01 59 170 13251 -62.5 -74.5 18 12.0 -62.6 240 99 349.7 349.7 296.5 349.7 0.01 60 150 14030 -59.9 -81.9 4 22.0 -60.1 235 71 366.9 366.9 300.0 366.9 0.00 61 100 16530 -64.5 -86.5 3 22.0 -64.7 250 49 403.1 403.1 305.6 403.1 0.00 62 98 16654 -62.5 -86.5 3 24.0 -62.7 250 49 409.3 409.3 306.4 409.3 0.00 63 91 17114 -60.5 -86.5 2 26.0 -60.8 251 22 422.1 422.1 308.0 422.1 0.00 64 90 17183 -60.5 -86.5 2 26.0 -60.8 254 22 423.4 423.4 308.1 423.4 0.00 65 84 17611 -62.7 -86.7 3 24.0 -63.0 252 22 427.4 427.4 308.6 427.4 0.00 66 80 17913 -61.1 -87.1 2 26.0 -61.4 242 27 436.7 436.7 309.6 436.7 0.00 67 73 18480 -63.1 -88.1 2 25.0 -63.4 237 12 444.0 444.0 310.3 444.0 0.00 68 71 18652 -60.7 -86.7 2 26.0 -61.1 212 14 452.7 452.7 311.1 452.7 0.00 69 70 18740 -60.3 -86.3 2 26.0 -60.7 200 20 455.4 455.4 311.4 455.4 0.00 70 61 19604 -57.5 -85.5 2 28.0 -58.2 208 12 479.9 479.9 313.4 479.9 0.00 71 55 20256 -58.5 -85.5 2 27.0 -59.1 195 12 492.0 492.0 314.4 492.1 0.00 72 52 20611 -55.9 -84.9 1 29.0 -56.8 217 5 506.0 506.0 315.4 506.1 0.01 73 50 20860 -56.9 -84.9 2 28.0 -57.7 30 7 509.4 509.4 315.6 509.4 0.01 74 45 21526 -57.3 -85.3 2 28.0 -58.2 92 13 524.0 524.0 316.5 524.0 0.01 75 33 23506 -52.7 -83.7 1 31.0 -54.5 3 1 584.8 584.8 319.9 584.9 0.01 76 30 24120 -53.3 -83.3 1 30.0 -55.2 65 13 599.3 599.3 320.6 599.4 0.01 77 29 24339 -53.3 -84.3 1 31.0 -55.2 61 14 605.2 605.2 320.9 605.2 0.01 78 26 25044 -52.9 -83.9 1 31.0 -55.1 67 18 625.5 625.5 321.7 625.6 0.01 79 24 25564 -50.5 -82.5 1 32.0 -53.4 89 15 647.0 647.0 322.6 647.1 0.02 80 20 26760 -48.5 -81.5 1 33.0 -52.4 100 7 687.7 687.7 324.0 687.9 0.03 81 19 27097 -48.9 -81.9 1 33.0 -52.8 134 13 696.6 696.7 324.3 696.8 0.03 82 16 28236 -45.1 -80.1 1 35.0 -51.0 96 11 744.1 744.2 325.8 744.5 0.04 83 12 30164 -43.5 -79.5 1 36.0 -51.1 78 24 813.6 813.6 327.6 814.2 0.06 84 12 30164 -44.1 -80.1 1 36.0 -51.5 78 24 811.5 811.5 327.5 812.0 0.05 85 11 30752 -41.1 -79.1 1 38.0 -50.3 76 26 842.8 842.9 328.2 843.5 0.07 TRP 170 13251 -62.5 -74.5 18 12.0 -62.6 240 99 349.7 349.7 296.5 349.7 0.01 WND 174 13107 -61.6 -73.5 19 11.9 -61.7 240 102 348.8 348.8 296.4 348.9 0.01 Sounding variables and indices 1000-500 mb thick: 5688.00 m Freezing level: 634.00 mb = 3896.33 m = 12783.07 ft Wetbulb zero: 669.80 mb = 3453.64 m = 11330.71 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 69.45 % Est. max temperature: 27.64 C = 81.74 F Sfc-Lift cond lev (LCL): 974.81 mb = 309.00 m = 1013.76 ft T: 20.51 C 700-500 lapse rate: 5.12 C/km ThetaE index: 11.19 C Layer 978.0- 857.0 mb Conv cond level (CCL): 875.86 mb = 1224.51 m = 4017.36 ft Mean mixing ratio: 12.79 g/kg Conv temperature: 26.64 C = 79.95 F Cap Strength: 1.62 C Lifted Index: -0.18 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.26 C Lifted Index @700 mb: -1.54 C Showalter Index: -0.33 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.90 C K Index: 32.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 239.20 Risk: None Energy Index: -2.23 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 133.09 J/kg Max Up Vert Vel: 16.32 m/s Conv Inhibition (B-): 43.39 J/kg Cap Strength: 1.62 C Lift Cond Lev (LCL): 906.84 mb = 927.40 m = 3042.62 ft Lev Free Conv (LFC): 781.84 mb = 2182.67 m = 7160.89 ft Equ Level (EL): 541.84 mb = 5142.89 m = 16872.79 ft B at Equ Level: 130.39 J/kg Max Parcel Lev (MPL): 341.84 mb = 8603.99 m = 28227.96 ft Wind level data Storm motion: 272 at 20 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 98 310 8 6.1 -5.1 | 73 15 -14.2 -4.4 1 975 305 330 16 8.0 -13.9 | 43 18 -12.3 -13.1 2 941 610 320 21 13.5 -16.1 | 24 17 -6.8 -15.4 3 925 758 325 23 13.2 -18.8 | 21 19 -7.1 -18.1 4 908 914 320 20 12.9 -15.3 | 27 16 -7.4 -14.6 5 876 1219 290 19 17.9 -6.5 | 23 6 -2.4 -5.8 6 850 1480 280 15 14.8 -2.6 | 71 6 -5.5 -1.9 7 815 1829 275 19 18.9 -1.7 | 56 2 -1.4 -0.9 8 786 2134 265 15 14.9 1.3 | 111 6 -5.4 2.0 9 758 2438 245 17 15.4 7.2 | 148 9 -4.9 7.9 10 730 2743 230 26 19.9 16.7 | 179 17 -0.4 17.4 11 700 3096 225 23 16.3 16.3 | 167 17 -4.0 17.0 12 652 3658 215 27 15.5 22.1 | 168 23 -4.8 22.9 13 628 3962 240 27 23.4 13.5 | 192 15 3.1 14.2 14 604 4267 230 31 23.7 19.9 | 189 21 3.5 20.7 15 581 4572 225 37 26.2 26.2 | 192 28 5.9 26.9 16 559 4877 230 35 26.8 22.5 | 196 24 6.5 23.2 17 500 5770 230 46 35.2 29.6 | 206 34 14.9 30.3 18 479 6096 230 50 38.3 32.1 | 209 37 18.0 32.9 19 424 7010 240 45 39.0 22.5 | 219 30 18.7 23.2 20 400 7460 240 49 42.4 24.5 | 221 34 22.1 25.2 21 391 7620 240 49 42.4 24.5 | 221 34 22.1 25.2 22 345 8534 245 49 44.4 20.7 | 228 32 24.1 21.4 23 317 9144 235 50 41.0 28.7 | 215 36 20.7 29.4 24 300 9530 235 69 56.5 39.6 | 222 54 36.2 40.3 25 278 10058 235 87 71.3 49.9 | 225 72 51.0 50.6 26 250 10780 230 95 72.8 61.1 | 220 81 52.5 61.8 27 232 11278 225 97 68.6 68.6 | 215 84 48.3 69.3 28 200 12230 230 100 76.6 64.3 | 221 86 56.3 65.0 29 174 13107 240 102 88.3 51.0 | 233 85 68.0 51.7 30 170 13251 240 99 85.7 49.5 | 232 82 65.4 50.2 31 166 13411 240 102 88.3 51.0 | 233 85 68.0 51.7 32 150 14030 235 71 58.2 40.7 | 222 56 37.9 41.5 33 136 14630 240 53 45.9 26.5 | 223 37 25.6 27.2 34 130 14935 230 51 39.1 32.8 | 209 38 18.8 33.5 35 123 15240 240 59 51.1 29.5 | 226 43 30.8 30.2 36 112 15850 225 62 43.8 43.8 | 208 50 23.5 44.6 37 100 16530 250 49 46.0 16.8 | 236 31 25.8 17.5 38 96 16764 250 49 46.0 16.8 | 236 31 25.8 17.5 39 92 17069 250 23 21.6 7.9 | 189 9 1.3 8.6 40 87 17374 260 19 18.7 3.3 | 159 4 -1.6 4.0 41 79 17983 240 28 24.2 14.0 | 195 15 4.0 14.7 42 75 18288 265 16 15.9 1.4 | 116 5 -4.4 2.1 43 72 18593 220 10 6.4 7.7 | 121 16 -13.9 8.4 44 70 18740 200 20 6.8 18.8 | 145 24 -13.5 19.5 45 68 18898 200 16 5.5 15.0 | 137 22 -14.8 15.8 46 65 19202 205 21 8.9 19.0 | 150 23 -11.4 19.8 47 62 19507 205 12 5.1 10.9 | 127 19 -15.2 11.6 48 59 19812 215 12 6.9 9.8 | 128 17 -13.4 10.6 49 56 20117 195 13 3.4 12.6 | 128 22 -16.9 13.3 50 54 20422 195 10 2.6 9.7 | 120 21 -17.7 10.4 51 51 20726 230 2 1.5 1.3 | 96 19 -18.8 2.0 52 50 20860 30 7 -3.5 -6.1 | 77 24 -23.8 -5.3 53 46 21336 50 13 -10.0 -8.4 | 76 31 -30.3 -7.6 54 44 21641 115 13 -11.8 5.5 | 101 33 -32.1 6.2 55 42 21946 135 10 -7.1 7.1 | 106 28 -27.4 7.8 56 37 22860 125 17 -13.9 9.8 | 107 36 -34.2 10.5 57 35 23165 145 12 -6.9 9.8 | 111 29 -27.2 10.6 58 33 23470 0 0 -0.0 -0.0 | 92 20 -20.3 0.7 59 30 24079 40 10 -6.4 -7.7 | 75 28 -26.7 -6.9 60 30 24120 65 13 -11.8 -5.5 | 82 32 -32.1 -4.8 61 29 24384 60 14 -12.1 -7.0 | 79 33 -32.4 -6.3 62 27 24689 75 13 -12.6 -3.4 | 85 33 -32.9 -2.6 63 26 24994 65 18 -16.3 -7.6 | 79 37 -36.6 -6.9 64 24 25603 90 15 -15.0 0.0 | 91 35 -35.3 0.7 65 23 25908 115 13 -11.8 5.5 | 101 33 -32.1 6.2 66 22 26213 125 15 -12.3 8.6 | 106 34 -32.6 9.3 67 20 26760 100 7 -6.9 1.2 | 94 27 -27.2 1.9 68 20 26822 145 13 -7.5 10.6 | 112 30 -27.8 11.4 69 17 27432 90 11 -11.0 0.0 | 91 31 -31.3 0.7 70 15 27737 105 10 -9.7 2.6 | 96 30 -30.0 3.3 71 14 28042 55 10 -8.2 -5.7 | 80 29 -28.5 -5.0 72 13 28346 80 23 -22.7 -4.0 | 86 43 -42.9 -3.3 73 11 28956 75 26 -25.1 -6.7 | 82 46 -45.4 -6.0 74 10 29261 100 30 -29.5 5.2 | 97 50 -49.8 5.9 75 8 29870 95 26 -25.9 2.3 | 94 46 -46.2 3.0 Wind Parameters Mean winds (0-6000m): 242.1 at 27.1 knts Storm direction: 272.1 at 20.3 knts Shear (0-3000m) pos: 2.2 neg: 5.6 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 94.0 deg Storm rel helicity (0-3000m) pos: 40.1 neg: -81.2 tot: -41.1 m^2/s^2 ave: -13.7 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 10.6 stream: -0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.16 Bulk Shear: 114.35 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 ------------------------------------------------------------------------------- 500 324 16 43 16| 13.4 0.0 13.4| 0.0 -58.7 -58.7 -117.5 -0.94| 15.0-14.1 1000 321 18 33 16| 6.7 3.4 10.1| 5.9 -65.9 -60.0 -60.0 -0.56| 13.0 -7.3 1500 310 18 31 13| 4.5 4.8 9.3| 13.1 -66.2 -53.0 -35.4 -0.27| 12.1 -3.3 2000 301 18 31 10| 3.3 4.4 7.8| 14.8 -66.6 -51.7 -25.9 -0.18| 10.8 -2.0 2500 291 18 34 7| 2.7 5.8 8.5| 34.2 -66.6 -32.4 -13.0 0.02| 11.0 0.2 3000 277 19 44 2| 2.2 5.6 7.8| 40.1 -81.2 -41.1 -13.7 -0.01| 10.6 -0.1 4000 258 21 179 5| 2.8 4.8 7.7| 81.7 -82.1 -0.3 -0.1 0.09| 10.3 1.0 5000 248 24 189 10| 2.6 4.9 7.5|108.1 -84.5 23.6 4.7 0.11| 9.9 1.1 6000 242 27 195 14| 2.3 4.5 6.7|152.4 -84.5 68.0 11.3 0.15| 9.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250610.12.gif