UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025113000.upa.cvt Date: 0000Z 30 NOV 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 30 NOV 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 1021 98 3.0 -8.0 44 11.0 -0.8 180 5 274.5 274.9 271.3 280.2 2.04 1 1012 167 4.2 -10.8 33 15.0 -0.7 180 7 276.4 276.7 271.8 281.1 1.65 2 1000 260 3.2 -10.8 35 14.0 -1.4 180 9 276.4 276.6 271.8 281.1 1.67 3 925 885 -2.5 -11.5 50 9.0 -5.3 170 7 276.8 277.0 272.1 281.6 1.71 4 890 1189 -5.3 -12.3 58 7.0 -7.3 165 4 276.9 277.2 272.1 281.7 1.67 5 881 1269 -3.9 -18.9 30 15.0 -7.7 173 4 279.2 279.4 272.3 282.1 0.97 6 873 1342 -2.9 -25.9 15 23.0 -7.8 185 4 281.0 281.0 272.6 282.6 0.53 7 871 1360 -2.9 -24.9 16 22.0 -7.8 188 4 281.1 281.2 272.8 282.9 0.58 8 850 1553 -2.9 -30.9 9 28.0 -8.3 220 3 283.1 283.2 273.6 284.2 0.34 9 821 1827 -3.7 -34.7 7 31.0 -9.2 230 8 285.1 285.1 274.5 285.9 0.24 10 810 1934 -3.1 -40.1 4 37.0 -9.0 230 9 286.8 286.9 275.3 287.3 0.14 11 803 2003 -1.9 -42.9 3 41.0 -8.4 230 10 288.8 288.8 276.2 289.2 0.11 12 787 2163 -1.3 -34.3 6 33.0 -7.8 231 13 291.1 291.2 277.7 292.0 0.27 13 781 2224 -1.1 -37.1 5 36.0 -7.8 233 14 292.0 292.0 278.0 292.7 0.20 14 766 2378 -1.3 -29.3 10 28.0 -7.5 238 18 293.4 293.5 279.0 294.8 0.44 15 764 2399 -1.5 -19.5 24 18.0 -6.6 239 19 293.4 293.6 279.9 296.7 1.07 16 761 2430 -1.5 -19.5 24 18.0 -6.6 240 20 293.7 293.9 280.0 297.1 1.07 17 754 2504 -1.5 -11.5 46 10.0 -5.0 242 21 294.5 294.9 281.7 300.9 2.10 18 749 2557 -1.3 -13.3 40 12.0 -5.4 244 22 295.3 295.6 281.7 300.9 1.83 19 743 2621 -1.7 -10.7 50 9.0 -5.0 246 22 295.5 295.9 282.4 302.4 2.27 20 734 2718 -2.5 -12.5 46 10.0 -6.0 249 24 295.7 296.0 282.1 301.8 1.99 21 715 2925 -4.1 -11.1 58 7.0 -6.6 245 28 296.1 296.6 282.6 303.1 2.29 22 706 3025 -4.1 -11.1 58 7.0 -6.6 242 30 297.2 297.6 283.1 304.3 2.32 23 703 3058 -4.1 -11.1 58 7.0 -6.6 241 31 297.6 298.0 283.3 304.7 2.33 24 700 3092 -4.1 -10.1 63 6.0 -6.3 240 32 297.9 298.4 283.7 305.7 2.53 25 686 3251 -5.3 -8.2 80 2.9 -6.4 243 35 298.3 298.9 284.4 307.4 3.00 26 684 3274 -5.5 -8.3 81 2.8 -6.6 243 35 298.4 298.9 284.4 307.4 2.99 27 627 3952 -8.7 -14.7 62 6.0 -10.6 245 46 302.2 302.6 284.7 308.3 1.95 28 626 3964 -8.9 -13.9 67 5.0 -10.5 245 46 302.1 302.5 284.8 308.7 2.08 29 620 4039 -9.3 -15.3 62 6.0 -11.2 245 46 302.5 302.9 284.7 308.4 1.88 30 606 4215 -10.5 -19.5 48 9.0 -13.0 245 44 303.1 303.4 284.4 307.4 1.35 31 587 4459 -12.1 -19.1 56 7.0 -14.0 246 43 304.0 304.3 284.8 308.6 1.44 32 583 4512 -12.3 -21.3 47 9.0 -14.6 247 43 304.4 304.6 284.7 308.3 1.20 33 578 4578 -12.7 -17.7 66 5.0 -14.2 247 43 304.7 305.0 285.3 309.9 1.65 34 570 4684 -13.3 -16.7 76 3.4 -14.3 248 42 305.2 305.5 285.7 311.0 1.81 35 557 4859 -14.3 -19.0 67 4.7 -15.6 250 41 306.0 306.3 285.7 310.9 1.53 36 547 4996 -15.1 -18.2 77 3.1 -16.0 250 41 306.6 307.0 286.1 312.0 1.67 37 527 5277 -16.7 -21.7 65 5.0 -17.9 250 41 308.0 308.2 286.1 312.2 1.28 38 521 5363 -17.5 -19.6 84 2.1 -18.0 250 41 308.1 308.3 286.4 313.1 1.55 39 518 5406 -17.7 -20.1 81 2.4 -18.3 250 41 308.3 308.6 286.5 313.2 1.50 40 512 5493 -18.3 -18.6 97 0.3 -18.4 250 41 308.6 309.0 286.8 314.2 1.72 41 505 5596 -18.7 -20.0 89 1.3 -19.0 250 41 309.4 309.6 286.9 314.4 1.55 42 502 5640 -19.1 -21.4 82 2.3 -19.7 250 41 309.4 309.7 286.7 313.9 1.38 43 500 5670 -19.3 -24.3 65 5.0 -20.4 250 41 309.5 309.7 286.4 313.1 1.07 44 499 5685 -19.3 -24.3 65 5.0 -20.4 250 41 309.7 309.9 286.5 313.3 1.07 45 498 5700 -19.5 -22.5 77 3.0 -20.2 250 41 309.6 309.9 286.6 313.8 1.26 46 491 5805 -20.3 -26.3 59 6.0 -21.5 250 42 309.9 310.1 286.4 313.0 0.91 47 488 5850 -20.5 -26.5 59 6.0 -21.7 250 43 310.2 310.4 286.5 313.2 0.90 48 484 5911 -21.1 -25.7 66 4.6 -22.1 250 43 310.2 310.4 286.5 313.5 0.97 49 483 5926 -21.3 -23.9 79 2.6 -21.9 250 43 310.1 310.3 286.7 313.9 1.15 50 482 5941 -21.3 -24.7 74 3.4 -22.0 250 43 310.3 310.5 286.7 313.9 1.07 51 480 5972 -21.5 -23.2 86 1.7 -21.9 250 44 310.4 310.7 286.9 314.5 1.23 52 478 6003 -21.7 -23.3 87 1.6 -22.1 250 44 310.6 310.8 286.9 314.6 1.22 53 469 6142 -22.7 -24.6 84 1.9 -23.1 250 45 311.0 311.2 287.0 314.7 1.11 54 400 7290 -30.7 -36.7 56 6.0 -31.4 245 53 315.1 315.2 287.6 316.6 0.41 55 300 9260 -47.7 -52.2 60 4.5 -47.9 250 67 318.1 318.1 288.2 318.5 0.10 56 250 10440 -57.3 -61.7 57 4.4 -57.4 260 74 320.9 320.9 289.0 321.0 0.04 57 200 11830 -64.7 -70.7 43 6.0 -64.7 250 53 330.3 330.3 291.8 330.4 0.01 58 182 12400 -68.3 -73.2 49 4.9 -68.3 245 71 333.5 333.5 292.7 333.5 0.01 59 153 13457 -61.5 -83.5 4 22.0 -61.6 250 83 362.1 362.1 299.1 362.1 0.00 60 150 13580 -60.7 -84.7 3 24.0 -60.9 255 79 365.5 365.5 299.8 365.5 0.00 61 100 16100 -61.5 -86.5 2 25.0 -61.7 270 62 408.9 408.9 306.4 408.9 0.00 62 83 17252 -60.7 -86.7 2 26.0 -61.0 254 53 432.9 432.9 309.1 432.9 0.00 63 76 17794 -63.3 -88.3 2 25.0 -63.6 267 45 438.5 438.5 309.7 438.5 0.00 64 74 17958 -61.9 -87.9 2 26.0 -62.2 257 41 444.8 444.8 310.4 444.8 0.00 65 70 18300 -62.3 -88.3 2 26.0 -62.6 270 37 451.1 451.1 311.0 451.1 0.00 66 67 18570 -63.1 -89.1 2 26.0 -63.4 268 40 455.1 455.1 311.3 455.1 0.00 67 66 18663 -61.5 -88.5 2 27.0 -61.9 267 41 460.5 460.5 311.8 460.5 0.00 68 60 19252 -62.9 -88.9 2 26.0 -63.3 275 34 470.1 470.1 312.7 470.1 0.00 69 53 20019 -61.5 -88.5 2 27.0 -62.0 253 27 490.3 490.3 314.2 490.3 0.00 70 50 20380 -62.5 -88.5 2 26.0 -62.9 240 25 496.2 496.2 314.7 496.2 0.00 71 46 20894 -62.7 -88.7 2 26.0 -63.1 248 25 507.7 507.7 315.5 507.7 0.00 72 44 21167 -64.3 -89.3 2 25.0 -64.7 262 24 510.3 510.3 315.7 510.3 0.00 73 39 21911 -61.5 -89.5 1 28.0 -62.1 266 25 535.3 535.3 317.2 535.3 0.00 74 38 22072 -61.5 -89.5 1 28.0 -62.1 273 28 539.3 539.3 317.5 539.3 0.00 75 32 23132 -63.5 -90.5 1 27.0 -64.1 249 30 561.1 561.1 318.7 561.1 0.00 76 30 23530 -62.1 -90.1 1 28.0 -62.8 310 24 575.3 575.3 319.5 575.4 0.00 77 28 23955 -61.9 -89.9 1 28.0 -62.7 311 23 587.4 587.4 320.0 587.4 0.00 78 26 24410 -63.9 -89.9 2 26.0 -64.6 330 11 594.3 594.3 320.3 594.3 0.00 79 21 25727 -60.1 -89.1 1 29.0 -61.3 296 14 643.2 643.2 322.4 643.2 0.01 80 20 26030 -61.1 -89.1 1 28.0 -62.3 345 15 649.1 649.2 322.6 649.2 0.01 81 13 28694 -63.7 -90.7 1 27.0 -65.0 296 23 725.3 725.3 325.2 725.3 0.01 82 13 28694 -62.3 -90.3 1 28.0 -63.8 296 23 730.1 730.1 325.4 730.2 0.01 83 12 29189 -63.1 -91.1 1 28.0 -64.6 301 31 744.2 744.2 325.8 744.2 0.01 84 11 29731 -58.3 -88.3 1 30.0 -60.9 309 34 780.4 780.4 326.7 780.5 0.01 85 10 30330 -59.3 -88.3 1 29.0 -61.8 315 27 798.2 798.2 327.2 798.3 0.02 86 9.5 30651 -60.3 -89.3 1 29.0 -62.6 806.2 806.2 327.4 806.3 0.01 87 9.3 30783 -60.5 -89.5 1 29.0 -62.8 810.4 810.4 327.5 810.5 0.01 88 9.1 30919 -60.5 -89.5 1 29.0 -62.9 815.4 815.4 327.6 815.5 0.01 89 8.7 31200 -58.5 -88.5 1 30.0 -61.4 833.7 833.7 328.0 833.9 0.02 90 8.2 31571 -59.9 -88.9 1 29.0 -62.6 842.4 842.4 328.2 842.6 0.02 91 7.8 31885 -57.7 -88.7 1 31.0 -61.2 863.4 863.4 328.7 863.6 0.02 92 7.4 32216 -58.5 -88.5 1 30.0 -61.8 873.2 873.2 328.9 873.4 0.02 TRP 182 12400 -68.3 -73.2 49 4.9 -68.3 245 71 333.5 333.5 292.7 333.5 0.01 WND 153 13457 -61.5 -83.5 4 22.0 -61.6 250 83 362.1 362.1 299.1 362.1 0.00 Sounding variables and indices 1000-500 mb thick: 5410.00 m Freezing level: 957.89 mb = 610.88 m = 2004.17 ft Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 49.71 % Est. max temperature: 9.66 C = 49.40 F Sfc-Lift cond lev (LCL): 860.32 mb = 1457.38 m = 4781.36 ft T: -2.90 C 700-500 lapse rate: 5.90 C/km ThetaE index: 0.66 C Layer 734.0- 715.0 mb Conv cond level (CCL): 503.31 mb = 5620.85 m = 18440.88 ft Mean mixing ratio: 1.70 g/kg Conv temperature: 38.07 C = 100.53 F Cap Strength: 23.58 C Lifted Index: 23.63 C Risk: None Lifted Index @300 mb: 26.11 C Lifted Index @700 mb: 17.62 C Showalter Index: 21.34 C Risk: None Total Totals Index: 4.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: -11.60 C K Index: -20.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 6.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.65 J/kg Max Up Vert Vel: 2.30 m/s Conv Inhibition (B-): 60748.00 J/kg Cap Strength: 23.55 C Lift Cond Lev (LCL): 805.32 mb = 1979.84 m = 6495.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 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 1021 98 180 5 0.0 5.0 | 107 21 -20.3 6.3 1 1000 260 180 9 0.0 9.0 | 117 23 -20.3 10.3 2 994 305 180 9 0.0 9.0 | 117 23 -20.3 10.3 3 957 610 185 9 0.8 9.0 | 118 22 -19.5 10.2 4 925 885 170 7 -1.2 6.9 | 111 23 -21.5 8.2 5 922 914 170 7 -1.2 6.9 | 111 23 -21.5 8.2 6 887 1219 165 4 -1.0 3.9 | 104 22 -21.3 5.1 7 850 1553 220 3 1.9 2.3 | 101 19 -18.4 3.6 8 821 1829 230 8 6.1 5.1 | 114 16 -14.2 6.4 9 790 2134 230 12 9.2 7.7 | 129 14 -11.1 9.0 10 760 2438 240 20 17.3 10.0 | 165 12 -3.0 11.3 11 731 2743 250 24 22.6 8.2 | 193 10 2.3 9.5 12 700 3092 240 32 27.7 16.0 | 203 19 7.4 17.3 13 650 3658 250 43 40.4 14.7 | 232 26 20.1 16.0 14 625 3962 245 46 41.7 19.4 | 226 30 21.4 20.7 15 600 4267 245 44 39.9 18.6 | 225 28 19.6 19.9 16 555 4877 250 41 38.5 14.0 | 230 24 18.2 15.3 17 500 5670 250 41 38.5 14.0 | 230 24 18.2 15.3 18 472 6096 250 45 42.3 15.4 | 233 28 22.0 16.7 19 434 6706 245 48 43.5 20.3 | 227 32 23.2 21.6 20 400 7290 245 53 48.0 22.4 | 230 36 27.7 23.7 21 381 7620 245 51 46.2 21.6 | 229 35 25.9 22.8 22 305 9144 250 64 60.1 21.9 | 240 46 39.8 23.2 23 300 9260 250 67 63.0 22.9 | 240 49 42.7 24.2 24 250 10440 260 74 72.9 12.8 | 255 54 52.6 14.1 25 230 10973 265 74 73.7 6.4 | 262 54 53.4 7.7 26 208 11582 270 61 61.0 -0.0 | 268 41 40.7 1.3 27 200 11830 250 53 49.8 18.1 | 237 35 29.5 19.4 28 198 11887 250 52 48.9 17.8 | 236 34 28.6 19.1 29 182 12400 245 71 64.3 30.0 | 235 54 44.1 31.3 30 179 12497 240 64 55.4 32.0 | 227 48 35.1 33.3 31 162 13106 260 68 67.0 11.8 | 254 48 46.7 13.1 32 153 13457 250 83 78.0 28.4 | 243 65 57.7 29.7 33 150 13580 255 79 76.3 20.4 | 249 60 56.0 21.7 34 147 13716 250 83 78.0 28.4 | 243 65 57.7 29.7 35 133 14326 250 74 69.5 25.3 | 242 56 49.2 26.6 36 127 14630 260 74 72.9 12.8 | 255 54 52.6 14.1 37 121 14935 270 58 58.0 -0.0 | 268 38 37.7 1.3 38 115 15240 265 50 49.8 4.4 | 259 30 29.5 5.6 39 104 15850 255 69 66.6 17.9 | 248 50 46.4 19.1 40 100 16100 270 62 62.0 -0.0 | 268 42 41.7 1.3 41 94 16459 270 62 62.0 -0.0 | 268 42 41.7 1.3 42 85 17069 245 55 49.8 23.2 | 230 38 29.5 24.5 43 77 17678 275 48 47.8 -4.2 | 276 28 27.5 -2.9 44 74 17983 255 40 38.6 10.4 | 238 22 18.3 11.6 45 70 18288 270 42 42.0 -0.0 | 267 22 21.7 1.3 46 70 18300 270 37 37.0 -0.0 | 266 17 16.7 1.3 47 64 18898 265 44 43.8 3.8 | 258 24 23.5 5.1 48 60 19202 275 35 34.9 -3.1 | 277 15 14.6 -1.8 49 58 19507 275 30 29.9 -2.6 | 278 10 9.6 -1.3 50 55 19812 260 28 27.6 4.9 | 230 10 7.3 6.1 51 50 20380 240 25 21.7 12.5 | 186 14 1.4 13.8 52 50 20422 285 21 20.3 -5.4 | 0 4 -0.0 -4.2 53 47 20726 240 26 22.5 13.0 | 189 14 2.2 14.3 54 43 21336 270 23 23.0 -0.0 | 245 3 2.7 1.3 55 41 21641 255 20 19.3 5.2 | 171 7 -1.0 6.5 56 37 22250 280 31 30.5 -5.4 | 292 11 10.2 -4.1 57 33 22860 280 19 18.7 -3.3 | 38 3 -1.6 -2.0 58 32 23165 245 31 28.1 13.1 | 208 16 7.8 14.4 59 30 23530 310 24 18.4 -15.4 | 8 14 -1.9 -14.1 60 29 23774 290 27 25.4 -9.2 | 327 9 5.1 -8.0 61 27 24079 325 21 12.0 -17.2 | 27 18 -8.3 -15.9 62 26 24384 335 11 4.6 -10.0 | 61 18 -15.6 -8.7 63 25 24689 280 10 9.8 -1.7 | 88 10 -10.4 -0.5 64 24 24994 295 25 22.7 -10.6 | 346 10 2.4 -9.3 65 23 25298 310 21 16.1 -13.5 | 19 13 -4.2 -12.2 66 20 25908 290 11 10.3 -3.8 | 76 10 -10.0 -2.5 67 20 26030 345 15 3.9 -14.5 | 51 21 -16.4 -13.2 68 19 26213 345 13 3.4 -12.6 | 56 20 -16.9 -11.3 69 18 26822 315 12 8.5 -8.5 | 59 14 -11.8 -7.2 70 17 27127 280 12 11.8 -2.1 | 85 9 -8.5 -0.8 71 16 27432 285 20 19.3 -5.2 | 14 4 -1.0 -3.9 72 15 27737 320 22 14.1 -16.9 | 22 17 -6.2 -15.6 73 13 28651 295 22 19.9 -9.3 | 3 8 -0.4 -8.0 74 11 29566 305 37 30.3 -21.2 | 333 22 10.0 -19.9 75 10 30175 320 27 17.4 -20.7 | 9 20 -2.9 -19.4 76 10 30330 315 27 19.1 -19.1 | 4 18 -1.2 -17.8 Wind Parameters Mean winds (0-6000m): 243.6 at 27.1 knts Storm direction: 273.6 at 20.3 knts Shear (0-3000m) pos: 4.0 neg: 1.1 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 104.2 neg: -35.6 tot: 68.6 m^2/s^2 ave: 22.9 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 78.49 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 8 116 22| 4.2 0.0 4.2| 23.4 0.0 23.4 46.7 0.85| 4.9 4.1 1000 179 8 114 22| 2.1 2.2 4.3| 23.4 -26.5 -3.2 -3.2 -0.04| 4.9 -0.2 1500 180 6 111 22| 1.6 1.5 3.1| 25.0 -35.6 -10.6 -7.1 -0.12| 4.9 -0.6 2000 194 7 113 20| 3.2 1.1 4.3| 53.0 -35.6 17.4 8.7 0.22| 5.7 1.3 2500 212 9 120 18| 4.8 0.9 5.7| 89.3 -35.6 53.6 21.4 0.47| 7.0 3.3 3000 225 12 129 15| 4.0 1.1 5.1|104.2 -35.6 68.6 22.9 0.46| 7.8 3.6 4000 237 19 161 12| 4.4 1.3 5.7|164.2 -55.4 108.8 27.2 0.45| 8.2 3.7 5000 241 24 183 13| 3.2 1.1 4.2|179.9 -57.3 122.7 24.5 0.44| 7.1 3.2 6000 244 27 197 14| 2.6 1.2 3.9|188.5 -57.3 131.2 21.9 0.44| 6.3 2.7 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20251130.00.gif