UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060500.upa.cvt Date: 0000Z 5 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 5 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 1009 98 28.8 17.8 51 11.0 21.2 190 10 301.2 303.5 294.0 338.9 12.81 1 1000 171 27.8 16.8 51 11.0 20.3 195 15 301.0 303.2 293.4 336.6 12.12 2 925 856 21.2 16.2 73 5.0 17.8 195 16 301.0 303.3 293.9 338.1 12.62 3 903 1064 19.2 15.3 78 3.9 16.6 197 15 301.0 303.2 293.6 336.9 12.20 4 869 1393 17.2 11.2 68 6.0 13.4 191 11 302.2 304.0 291.9 330.9 9.66 5 853 1552 17.4 8.4 55 9.0 11.9 166 9 304.1 305.6 291.3 328.5 8.13 6 850 1582 17.2 7.2 52 10.0 11.2 145 7 304.2 305.6 290.8 326.7 7.51 7 830 1785 16.6 1.6 36 15.0 8.5 202 5 305.6 306.6 289.2 321.4 5.18 8 821 1877 15.8 -0.2 34 16.0 7.4 226 5 305.7 306.6 288.7 319.8 4.59 9 818 1908 15.8 0.8 36 15.0 7.8 234 5 306.0 307.0 289.1 321.2 4.96 10 813 1960 15.8 -5.2 23 21.0 5.8 246 5 306.6 307.2 287.6 316.6 3.19 11 806 2034 15.0 0.0 36 15.0 7.1 264 4 306.5 307.4 289.0 321.1 4.75 12 795 2150 14.0 0.0 38 14.0 6.6 288 4 306.6 307.5 289.2 321.4 4.81 13 788 2224 13.8 -5.2 26 19.0 4.7 273 6 307.2 307.8 287.9 317.5 3.29 14 786 2246 14.2 -11.8 15 26.0 3.2 269 6 307.8 308.2 286.8 314.2 1.97 15 775 2364 14.0 -11.0 17 25.0 3.2 246 8 308.9 309.3 287.3 315.7 2.13 16 757 2562 12.2 -8.8 22 21.0 2.8 234 12 309.0 309.5 287.8 317.3 2.59 17 748 2662 12.0 -21.0 8 33.0 0.5 237 13 309.8 310.0 286.4 313.0 0.96 18 725 2923 10.4 -24.6 7 35.0 -0.9 246 16 310.9 311.0 286.5 313.3 0.72 19 700 3214 9.4 -31.6 4 41.0 -2.1 245 18 312.9 313.0 286.8 314.3 0.39 20 673 3538 8.0 -34.0 3 42.0 -3.1 238 20 314.9 314.9 287.4 316.0 0.32 21 664 3649 7.2 -20.8 12 28.0 -2.5 235 21 315.2 315.4 288.4 318.9 1.10 22 661 3686 7.2 -34.8 3 42.0 -3.7 235 21 315.6 315.6 287.6 316.7 0.30 23 644 3899 5.4 -38.6 2 44.0 -5.0 231 19 315.9 315.9 287.6 316.7 0.21 24 633 4039 3.8 -39.2 3 43.0 -6.0 231 17 315.6 315.7 287.5 316.4 0.20 25 611 4325 2.2 -41.8 2 44.0 -7.2 236 14 317.0 317.0 287.9 317.6 0.16 26 584 4687 0.2 -38.8 3 39.0 -8.4 248 14 318.8 318.8 288.6 319.7 0.23 27 583 4701 0.0 -32.0 7 32.0 -8.2 249 14 318.7 318.8 288.8 320.3 0.45 28 582 4715 0.0 -26.0 12 26.0 -7.7 250 14 318.9 319.0 289.2 321.6 0.79 29 548 5193 -3.7 -37.7 5 34.0 -11.0 245 14 320.0 320.1 289.0 321.0 0.27 30 545 5236 -3.7 -35.7 6 32.0 -10.9 244 14 320.5 320.6 289.3 321.8 0.33 31 500 5910 -7.9 -39.9 6 32.0 -14.1 235 13 323.4 323.5 290.0 324.3 0.24 32 410 7426 -18.1 -47.1 6 29.0 -22.0 203 12 329.1 329.2 291.6 329.7 0.13 33 400 7610 -19.9 -47.9 6 28.0 -23.4 200 15 329.1 329.1 291.6 329.6 0.13 34 359 8400 -26.7 -47.7 12 21.0 -28.9 201 19 330.3 330.4 292.0 330.9 0.14 35 313 9374 -33.7 -58.7 6 25.0 -35.2 214 30 333.8 333.8 292.8 334.0 0.04 36 309 9464 -34.3 -43.3 40 9.0 -35.2 215 31 334.2 334.2 293.1 335.2 0.27 37 308 9487 -34.3 -42.3 44 8.0 -35.1 216 30 334.5 334.6 293.2 335.7 0.30 38 307 9509 -34.3 -42.3 44 8.0 -35.1 216 30 334.8 334.9 293.3 336.0 0.30 39 300 9670 -35.9 -43.9 44 8.0 -36.7 220 27 334.8 334.8 293.3 335.8 0.26 40 295 9787 -36.9 -43.9 48 7.0 -37.5 221 27 335.0 335.0 293.3 336.0 0.26 41 294 9810 -37.1 -45.1 43 8.0 -37.8 222 27 335.0 335.1 293.3 335.9 0.23 42 291 9881 -37.7 -44.7 48 7.0 -38.3 223 26 335.1 335.2 293.3 336.1 0.25 43 287 9977 -38.5 -46.5 43 8.0 -39.1 224 26 335.3 335.4 293.3 336.1 0.20 44 276 10244 -40.9 -47.9 47 7.0 -41.4 234 25 335.6 335.7 293.4 336.3 0.18 45 262 10596 -43.9 -53.9 32 10.0 -44.4 247 27 336.3 336.3 293.5 336.6 0.10 46 255 10778 -45.3 -50.3 57 5.0 -45.6 250 32 336.8 336.8 293.7 337.4 0.15 47 253 10831 -45.7 -49.9 62 4.2 -45.9 250 35 337.0 337.0 293.7 337.6 0.16 48 250 10910 -46.1 -50.6 60 4.5 -46.3 250 38 337.5 337.6 293.9 338.1 0.15 49 238 11234 -48.7 -52.4 65 3.7 -48.8 247 43 338.4 338.4 294.0 338.9 0.13 50 233 11372 -49.7 -54.7 56 5.0 -49.9 245 45 338.9 339.0 294.1 339.3 0.10 51 228 11513 -50.9 -55.0 62 4.1 -51.1 244 47 339.2 339.2 294.2 339.6 0.10 52 227 11542 -51.3 -56.3 55 5.0 -51.5 244 47 339.0 339.0 294.1 339.4 0.08 53 225 11599 -51.5 -64.5 20 13.0 -51.8 243 48 339.6 339.6 294.3 339.7 0.03 54 224 11628 -51.7 -66.7 15 15.0 -52.0 243 48 339.7 339.7 294.3 339.8 0.02 55 207 12133 -56.1 -66.1 27 10.0 -56.3 230 43 340.6 340.6 294.5 340.7 0.03 56 200 12350 -57.1 -70.1 18 13.0 -57.3 220 34 342.3 342.3 294.9 342.4 0.02 57 198 12414 -57.5 -71.5 15 14.0 -57.7 229 37 342.7 342.7 295.0 342.7 0.01 58 197 12446 -57.5 -72.5 13 15.0 -57.7 233 39 343.2 343.2 295.1 343.2 0.01 59 150 14150 -63.7 -80.7 8 17.0 -63.8 255 24 360.3 360.3 298.8 360.4 0.00 60 132 14930 -66.7 -81.7 10 15.0 -66.8 260 15 368.4 368.4 300.3 368.4 0.00 61 100 16610 -66.7 -86.7 4 20.0 -66.8 325 15 398.9 398.9 305.0 398.9 0.00 62 94 16983 -68.1 -88.1 4 20.0 -68.2 321 14 403.2 403.2 305.6 403.2 0.00 63 79 18035 -64.9 -88.9 2 24.0 -65.1 338 10 430.4 430.4 308.9 430.4 0.00 64 73 18521 -61.9 -87.9 2 26.0 -62.2 278 9 446.6 446.6 310.6 446.6 0.00 65 71 18692 -62.7 -87.7 2 25.0 -63.0 14 9 448.4 448.4 310.7 448.4 0.00 66 70 18780 -61.3 -88.3 2 27.0 -61.7 95 9 453.2 453.2 311.1 453.3 0.00 67 69 18869 -60.9 -87.9 2 27.0 -61.3 53 10 456.0 456.0 311.4 456.0 0.00 68 58 19953 -58.5 -87.5 1 29.0 -59.1 262 7 484.6 484.6 313.8 484.6 0.00 69 52 20635 -60.1 -88.1 1 28.0 -60.6 15 9 496.3 496.3 314.7 496.3 0.00 70 50 20880 -59.5 -87.5 1 28.0 -60.1 85 11 503.3 503.3 315.2 503.3 0.00 71 47 21267 -59.1 -87.1 1 28.0 -59.8 97 15 513.2 513.2 315.8 513.2 0.00 72 45 21539 -60.7 -87.7 2 27.0 -61.3 139 15 515.7 515.7 316.0 515.8 0.00 73 41 22118 -60.3 -88.3 1 28.0 -61.0 110 18 530.7 530.7 316.9 530.7 0.00 74 39 22432 -57.1 -87.1 1 30.0 -58.1 88 15 546.4 546.4 317.9 546.4 0.01 75 37 22765 -57.9 -86.9 1 29.0 -58.9 75 16 552.6 552.6 318.2 552.7 0.01 76 36 22938 -56.3 -86.3 1 30.0 -57.5 51 15 561.1 561.1 318.7 561.2 0.01 77 32 23688 -55.1 -86.1 1 31.0 -56.6 14 22 583.6 583.6 319.8 583.6 0.01 78 30 24100 -54.9 -85.9 1 31.0 -56.5 60 18 595.0 595.0 320.4 595.0 0.01 79 28 24544 -53.1 -85.1 1 32.0 -55.1 63 18 611.8 611.8 321.2 611.9 0.01 80 25 25275 -53.5 -84.5 1 31.0 -55.6 83 19 630.8 630.8 321.9 630.9 0.01 81 21 26403 -51.5 -83.5 1 32.0 -54.4 65 12 669.1 669.1 323.4 669.3 0.02 82 20 26720 -51.7 -83.7 1 32.0 -54.7 70 22 677.9 677.9 323.7 678.1 0.02 83 19 27053 -51.7 -84.7 1 33.0 -54.8 59 20 687.9 687.9 324.0 688.1 0.02 84 18 27405 -49.7 -83.7 1 34.0 -53.5 65 22 705.0 705.0 324.6 705.1 0.02 85 18 27405 -49.7 -83.7 1 34.0 -53.5 65 22 705.0 705.0 324.6 705.1 0.02 86 17 27779 -49.7 -82.7 1 33.0 -53.7 73 28 716.6 716.6 325.0 716.8 0.03 87 16 28175 -50.5 -83.5 1 33.0 -54.4 82 35 726.5 726.5 325.3 726.7 0.02 88 14 29063 -41.7 -79.7 1 38.0 -49.6 89 23 784.6 784.7 326.8 785.1 0.05 89 13 29566 -41.7 -79.7 1 38.0 -49.9 73 14 801.4 801.5 327.3 801.9 0.05 90 12 30108 -42.1 -80.1 1 38.0 -50.4 61 19 818.6 818.6 327.7 819.1 0.05 91 10 31350 -39.1 -79.1 1 40.0 -49.8 65 19 873.6 873.6 328.9 874.4 0.08 92 8.0 32878 -39.5 -79.5 1 40.0 -51.1 929.6 929.6 330.0 930.6 0.09 TRP 132 14930 -66.7 -81.7 10 15.0 -66.8 260 15 368.4 368.4 300.3 368.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5739.00 m Freezing level: 582.00 mb = 4714.85 m = 15468.49 ft Wetbulb zero: 739.66 mb = 2755.45 m = 9040.07 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 24.30 % Est. max temperature: 31.01 C = 87.81 F Sfc-Lift cond lev (LCL): 859.90 mb = 1483.01 m = 4865.46 ft T: 17.31 C 700-500 lapse rate: 6.42 C/km ThetaE index: 18.26 C Layer 903.0- 818.0 mb Conv cond level (CCL): 764.88 mb = 2474.84 m = 8119.47 ft Mean mixing ratio: 12.39 g/kg Conv temperature: 36.58 C = 97.85 F Cap Strength: 3.08 C Lifted Index: -0.07 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.29 C Lifted Index @700 mb: 2.52 C Showalter Index: 4.91 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 15.10 C K Index: -8.70 Risk: None Sweat Index: 113.40 Risk: None Energy Index: -0.29 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 110.10 J/kg Max Up Vert Vel: 14.84 m/s Conv Inhibition (B-): 265.02 J/kg Cap Strength: 3.04 C Lift Cond Lev (LCL): 856.09 mb = 1521.02 m = 4990.17 ft Lev Free Conv (LFC): 501.09 mb = 5893.04 m = 19333.90 ft Equ Level (EL): 261.09 mb = 10619.88 m = 34841.69 ft B at Equ Level: 109.47 J/kg Max Parcel Lev (MPL): 201.09 mb = 12315.82 m = 40405.74 ft Wind level data Storm motion: 258 at 10 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 1009 98 190 10 1.7 9.8 | 134 11 -8.1 7.8 1 1000 171 195 15 3.9 14.5 | 154 14 -6.0 12.4 2 985 305 195 17 4.4 16.4 | 159 15 -5.5 14.4 3 951 610 185 13 1.1 13.0 | 141 14 -8.7 10.9 4 925 856 195 16 4.1 15.5 | 157 15 -5.7 13.4 5 919 914 195 16 4.1 15.5 | 157 15 -5.7 13.4 6 887 1219 200 13 4.4 12.2 | 152 12 -5.4 10.2 7 856 1524 185 10 0.9 10.0 | 131 12 -9.0 7.9 8 850 1582 145 7 -4.0 5.7 | 105 14 -13.9 3.7 9 825 1829 215 5 2.9 4.1 | 106 7 -7.0 2.1 10 796 2134 290 4 3.8 -1.4 | 61 7 -6.1 -3.4 11 768 2438 230 10 7.7 6.4 | 153 5 -2.2 4.4 12 740 2743 240 14 12.1 7.0 | 204 5 2.2 5.0 13 714 3048 250 17 16.0 5.8 | 238 7 6.1 3.8 14 700 3214 245 18 16.3 7.6 | 229 9 6.4 5.6 15 662 3658 235 21 17.2 12.0 | 216 12 7.3 10.0 16 638 3962 230 18 13.8 11.6 | 202 10 3.9 9.5 17 614 4267 235 14 11.5 8.0 | 195 6 1.6 6.0 18 591 4572 240 14 12.1 7.0 | 204 5 2.2 5.0 19 569 4877 265 13 13.0 1.1 | 286 3 3.1 -0.9 20 548 5182 245 14 12.7 5.9 | 216 5 2.8 3.9 21 507 5791 230 11 8.4 7.1 | 164 5 -1.4 5.0 22 500 5910 235 13 10.6 7.5 | 188 5 0.8 5.4 23 488 6096 235 15 12.3 8.6 | 200 7 2.4 6.6 24 469 6401 225 13 9.2 9.2 | 175 7 -0.7 7.1 25 433 7010 250 13 12.2 4.4 | 224 3 2.3 2.4 26 416 7315 205 11 4.6 10.0 | 147 9 -5.2 7.9 27 400 7610 200 15 5.1 14.1 | 159 13 -4.7 12.1 28 399 7620 205 16 6.8 14.5 | 166 13 -3.1 12.5 29 352 8534 200 19 6.5 17.9 | 168 16 -3.4 15.8 30 323 9144 210 27 13.5 23.4 | 190 22 3.6 21.3 31 309 9449 215 31 17.8 25.4 | 199 25 7.9 23.4 32 300 9670 220 27 17.4 20.7 | 202 20 7.5 18.6 33 283 10058 225 26 18.4 18.4 | 208 18 8.5 16.3 34 271 10363 240 25 21.7 12.5 | 228 16 11.8 10.5 35 259 10668 250 28 26.3 9.6 | 245 18 16.4 7.5 36 250 10910 250 38 35.7 13.0 | 247 28 25.8 11.0 37 215 11887 240 52 45.0 26.0 | 236 43 35.2 24.0 38 200 12350 220 34 21.9 26.0 | 207 27 12.0 24.0 39 195 12497 240 41 35.5 20.5 | 234 32 25.6 18.5 40 186 12802 210 30 15.0 26.0 | 192 24 5.1 23.9 41 153 14021 235 25 20.5 14.3 | 221 16 10.6 12.3 42 150 14150 255 24 23.2 6.2 | 253 14 13.3 4.2 43 146 14326 260 24 23.6 4.2 | 261 14 13.8 2.1 44 132 14930 260 15 14.8 2.6 | 263 5 4.9 0.6 45 125 15240 260 21 20.7 3.6 | 262 11 10.8 1.6 46 119 15545 285 23 22.2 -6.0 | 303 15 12.3 -8.0 47 113 15850 270 21 21.0 -0.0 | 280 11 11.1 -2.0 48 108 16154 305 7 5.7 -4.0 | 34 7 -4.1 -6.1 49 100 16610 325 15 8.6 -12.3 | 5 14 -1.3 -14.3 50 98 16764 295 24 21.8 -10.1 | 316 17 11.9 -12.2 51 93 17069 330 10 5.0 -8.7 | 24 12 -4.9 -10.7 52 88 17374 290 10 9.4 -3.4 | 5 5 -0.5 -5.5 53 84 17678 310 15 11.5 -9.6 | 352 12 1.6 -11.7 54 80 17983 355 11 1.0 -11.0 | 34 16 -8.9 -13.0 55 76 18288 270 6 6.0 -0.0 | 62 4 -3.9 -2.0 56 72 18593 280 10 9.8 -1.7 | 0 4 -0.0 -3.8 57 70 18780 95 9 -9.0 0.8 | 86 19 -18.8 -1.3 58 69 18898 40 10 -6.4 -7.7 | 59 19 -16.3 -9.7 59 62 19507 220 10 6.4 7.7 | 148 7 -3.4 5.6 60 59 19812 290 13 12.2 -4.4 | 340 7 2.3 -6.5 61 57 20117 230 1 0.8 0.6 | 81 9 -9.1 -1.4 62 51 20726 40 10 -6.4 -7.7 | 59 19 -16.3 -9.7 63 50 20880 85 11 -11.0 -1.0 | 82 21 -20.8 -3.0 64 49 21031 70 12 -11.3 -4.1 | 74 22 -21.2 -6.1 65 47 21336 105 16 -15.5 4.1 | 95 25 -25.3 2.1 66 44 21641 155 15 -6.3 13.6 | 125 20 -16.2 11.6 67 42 21946 110 16 -15.0 5.5 | 98 25 -24.9 3.4 68 40 22250 110 19 -17.9 6.5 | 99 28 -27.7 4.5 69 38 22555 75 13 -12.6 -3.4 | 76 23 -22.4 -5.4 70 37 22860 75 17 -16.4 -4.4 | 76 27 -26.3 -6.4 71 35 23165 355 10 0.9 -10.0 | 37 15 -9.0 -12.0 72 33 23470 350 21 3.6 -20.7 | 15 24 -6.2 -22.7 73 30 24079 55 24 -19.7 -13.8 | 62 33 -29.5 -15.8 74 30 24100 60 18 -15.6 -9.0 | 67 28 -25.5 -11.0 75 29 24384 55 14 -11.5 -8.0 | 65 24 -21.3 -10.1 76 27 24689 70 21 -19.7 -7.2 | 73 31 -29.6 -9.2 77 26 24994 60 17 -14.7 -8.5 | 67 27 -24.6 -10.5 78 25 25298 85 19 -18.9 -1.7 | 83 29 -28.8 -3.7 79 23 25908 85 14 -13.9 -1.2 | 82 24 -23.8 -3.3 80 21 26518 60 12 -10.4 -6.0 | 68 22 -20.3 -8.0 81 20 26720 70 22 -20.7 -7.5 | 73 32 -30.5 -9.6 82 20 26822 55 18 -14.7 -10.3 | 63 28 -24.6 -12.4 83 18 27432 65 22 -19.9 -9.3 | 69 32 -29.8 -11.3 84 16 28346 85 37 -36.9 -3.2 | 84 47 -46.7 -5.3 85 14 29261 90 20 -20.0 0.0 | 86 30 -29.9 -2.0 86 13 29566 75 13 -12.6 -3.4 | 76 23 -22.4 -5.4 87 12 29870 60 19 -16.5 -9.5 | 66 29 -26.3 -11.5 88 10 31350 65 19 -17.2 -8.0 | 70 29 -27.1 -10.1 Wind Parameters Mean winds (0-6000m): 228.3 at 13.4 knts Storm direction: 258.3 at 10.1 knts Shear (0-3000m) pos: 3.1 neg: 0.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 101.5 deg Storm rel helicity (0-3000m) pos: 52.1 neg: -62.2 tot: -10.1 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 0.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 10.54 Bulk Shear: 10.44 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 ------------------------------------------------------------------------------- 500 192 15 152 14| 0.0 3.4 3.4| 19.0 -16.8 2.2 4.4 0.12| 11.9 1.4 1000 193 15 152 14| 1.6 1.7 3.3| 33.1 -18.9 14.2 14.2 0.26| 8.9 2.3 1500 193 14 149 13| 1.1 3.2 4.3| 33.1 -52.6 -19.5 -13.0 -0.21| 9.9 -2.1 2000 194 12 142 12| 3.2 2.4 5.6| 36.9 -61.5 -24.7 -12.3 -0.25| 10.6 -2.6 2500 200 11 143 10| 2.6 0.9 3.4| 44.0 -62.2 -18.2 -7.3 -0.05| 10.7 -0.6 3000 210 12 153 9| 3.1 0.7 3.8| 52.1 -62.2 -10.1 -3.4 0.05| 10.0 0.5 4000 221 13 173 8| 2.3 1.2 3.5| 52.1 -79.3 -27.2 -6.8 -0.05| 8.9 -0.5 5000 226 14 179 7| 2.2 0.9 3.1| 58.4 -83.1 -24.7 -4.9 -0.02| 8.4 -0.1 6000 228 13 181 7| 1.9 1.1 3.0| 63.4 -89.7 -26.3 -4.4 -0.03| 7.8 -0.3 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250605.00.gif