UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032312.upa.cvt Date: 1200Z 23 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 23 MAR 20 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 1017 98 4.4 2.7 89 1.7 3.6 70 10 276.2 277.0 275.9 288.6 4.57 1 1000 226 3.2 0.7 84 2.5 2.1 75 11 276.4 277.0 275.3 287.3 4.02 2 925 852 -1.3 -2.4 92 1.1 -1.7 105 24 278.0 278.6 275.4 287.6 3.46 3 911 974 -1.5 -2.6 92 1.1 -1.9 103 26 279.0 279.6 275.9 288.6 3.46 4 881 1244 4.0 2.9 93 1.1 3.5 139 27 287.4 288.3 282.4 302.5 5.35 5 862 1422 4.8 4.3 97 0.5 4.5 162 23 290.0 291.1 284.3 307.3 6.04 6 850 1536 4.4 4.2 99 0.2 4.3 180 24 290.8 291.8 284.7 308.2 6.09 7 809 1938 3.4 3.4 100 0.0 3.4 193 32 293.8 294.9 285.8 311.4 6.05 8 775 2286 1.8 -0.4 85 2.2 0.7 210 32 295.7 296.6 285.2 309.9 4.79 9 705 3043 -3.3 -5.3 86 2.0 -4.1 235 25 298.2 298.9 285.0 309.2 3.65 10 704 3054 -0.9 -3.3 84 2.4 -2.0 234 25 301.0 301.8 286.7 313.9 4.26 11 700 3100 -0.5 -3.7 79 3.2 -2.0 225 29 301.9 302.7 286.9 314.6 4.15 12 696 3146 -0.7 -4.3 77 3.6 -2.3 225 30 302.2 302.9 286.9 314.4 3.99 13 689 3226 -3.7 -5.9 85 2.2 -4.6 224 31 299.7 300.4 285.5 310.6 3.57 14 684 3283 -2.7 -4.6 87 1.9 -3.6 223 32 301.5 302.2 286.6 313.5 3.97 15 612 4155 -8.3 -9.8 89 1.5 -8.9 232 40 304.8 305.3 286.8 314.0 2.97 16 604 4257 -9.5 -11.8 83 2.3 -10.3 234 41 304.5 305.0 286.2 312.6 2.56 17 600 4308 -11.9 -22.9 40 11.0 -14.6 235 41 302.3 302.5 283.7 305.6 1.01 18 596 4359 -11.7 -20.7 47 9.0 -14.0 236 42 303.2 303.4 284.2 307.1 1.23 19 591 4423 -12.9 -30.9 21 18.0 -16.3 237 44 302.5 302.6 283.1 304.1 0.49 20 583 4527 -13.7 -34.7 15 21.0 -17.2 239 46 302.7 302.8 283.0 303.9 0.34 21 577 4606 -13.3 -33.3 17 20.0 -16.9 240 47 304.1 304.2 283.6 305.5 0.40 22 570 4699 -11.9 -17.9 61 6.0 -13.7 242 49 306.8 307.1 286.1 312.1 1.64 23 552 4944 -12.3 -14.7 82 2.4 -13.1 245 53 309.2 309.6 287.5 316.3 2.21 24 536 5168 -14.7 -19.4 67 4.7 -16.0 245 54 308.9 309.2 286.7 313.9 1.53 25 530 5253 -15.3 -24.3 46 9.0 -17.4 245 55 309.2 309.4 286.2 312.6 1.01 26 500 5690 -18.3 -25.3 54 7.0 -19.8 245 57 310.7 310.9 286.8 314.0 0.98 27 495 5765 -18.9 -25.9 54 7.0 -20.4 245 57 310.9 311.1 286.8 314.0 0.94 28 484 5933 -20.5 -30.5 40 10.0 -22.3 245 58 310.9 311.0 286.4 313.1 0.62 29 458 6341 -22.9 -26.4 73 3.5 -23.6 248 60 312.9 313.1 287.5 316.1 0.97 30 445 6552 -24.7 -28.7 69 4.0 -25.4 250 61 313.2 313.3 287.4 315.9 0.80 31 439 6651 -25.3 -33.3 47 8.0 -26.5 252 62 313.6 313.7 287.2 315.5 0.53 32 431 6784 -26.7 -36.7 38 10.0 -28.0 253 62 313.5 313.6 287.1 314.9 0.38 33 400 7320 -31.1 -35.6 65 4.5 -31.7 260 66 314.6 314.7 287.5 316.2 0.46 34 396 7391 -31.7 -35.7 68 4.0 -32.2 261 67 314.7 314.8 287.5 316.3 0.46 35 300 9290 -46.3 -50.7 61 4.4 -46.5 265 95 320.1 320.1 288.9 320.6 0.12 36 287 9583 -49.3 -53.1 64 3.8 -49.4 264 104 319.9 319.9 288.8 320.3 0.10 37 250 10480 -54.5 -60.5 47 6.0 -54.6 260 126 325.0 325.1 290.3 325.2 0.04 38 246 10583 -55.1 -61.1 47 6.0 -55.2 260 125 325.6 325.7 290.5 325.8 0.04 39 231 10979 -58.7 -62.8 59 4.1 -58.7 260 124 326.1 326.1 290.6 326.2 0.04 40 213 11483 -62.3 -69.3 39 7.0 -62.4 260 122 328.1 328.1 291.2 328.2 0.02 41 207 11658 -62.4 -70.3 34 7.9 -62.4 265 127 330.7 330.7 291.9 330.7 0.01 42 200 11870 -62.5 -71.5 29 9.0 -62.6 265 119 333.8 333.8 292.7 333.8 0.01 43 189 12219 -62.9 -72.9 25 10.0 -63.0 265 106 338.6 338.6 294.0 338.6 0.01 44 174 12734 -58.3 -75.3 10 17.0 -58.5 265 88 354.3 354.3 297.5 354.3 0.01 45 156 13422 -57.5 -78.5 5 21.0 -57.8 262 77 366.9 366.9 300.0 366.9 0.01 46 150 13670 -57.9 -78.9 5 21.0 -58.2 260 79 370.3 370.3 300.6 370.3 0.01 47 101 16158 -59.7 -78.7 7 19.0 -60.0 265 62 411.2 411.2 306.7 411.2 0.01 48 100 16220 -60.1 -78.1 8 18.0 -60.4 265 61 411.6 411.6 306.7 411.7 0.01 49 77 17836 -64.7 -79.7 11 15.0 -64.9 260 62 434.0 434.0 309.3 434.0 0.01 50 70 18420 -63.5 -79.5 10 16.0 -63.7 275 67 448.5 448.5 310.7 448.6 0.01 51 65 18875 -63.9 -79.9 10 16.0 -64.1 277 59 457.3 457.3 311.5 457.3 0.01 52 62 19168 -60.5 -78.5 8 18.0 -60.9 274 51 471.0 471.0 312.7 471.1 0.01 53 50 20500 -63.3 -78.3 11 15.0 -63.7 270 52 494.3 494.3 314.5 494.4 0.02 54 48 20748 -64.3 -78.3 13 14.0 -64.6 273 50 497.7 497.7 314.8 497.8 0.02 55 43 21420 -61.1 -77.1 10 16.0 -61.6 279 45 521.5 521.5 316.4 521.7 0.02 56 30 23640 -61.3 -75.3 14 14.0 -62.0 270 50 577.5 577.5 319.6 577.9 0.05 57 25 24769 -62.9 -75.9 16 13.0 -63.6 265 57 603.8 603.9 320.8 604.2 0.05 58 20 26160 -58.1 -73.1 13 15.0 -59.5 265 70 658.3 658.4 323.0 659.1 0.10 59 17 27188 -55.1 -71.1 12 16.0 -57.3 269 76 699.3 699.3 324.4 700.6 0.15 60 12 29426 -51.5 -67.5 13 16.0 -55.2 255 78 785.3 785.4 327.0 788.8 0.36 61 10 30620 -46.9 -64.9 11 18.0 -52.8 255 105 844.5 844.8 328.4 851.0 0.62 62 8.0 32115 -41.9 -62.9 8 21.0 -51.0 920.0 920.6 330.0 931.7 1.01 TRP 213 11483 -62.3 -69.3 39 7.0 -62.4 260 122 328.1 328.1 291.2 328.2 0.02 WND 207 11658 -62.4 -70.3 34 7.9 -62.4 265 127 330.7 330.7 291.9 330.7 0.01 Sounding variables and indices 1000-500 mb thick: 5464.00 m Freezing level: 946.67 mb = 671.16 m = 2201.93 ft Freezing level: 902.82 mb = 1047.44 m = 3436.43 ft Freezing level: 750.29 mb = 2553.19 m = 8376.52 ft Wetbulb zero: 958.71 mb = 564.60 m = 1852.34 ft Precipitable water: 0.81 inches Sfc-500 mean rel hum: 79.61 % Est. max temperature: 17.56 C = 63.60 F Sfc-Lift cond lev (LCL): 990.62 mb = 301.66 m = 989.68 ft T: 2.66 C 700-500 lapse rate: 6.87 C/km ThetaE index: 2.16 C Layer 775.0- 704.0 mb Conv cond level (CCL): 928.52 mb = 821.54 m = 2695.31 ft Mean mixing ratio: 3.81 g/kg Conv temperature: 6.10 C = 42.98 F Cap Strength: 19.50 C Lifted Index: 19.77 C Risk: None Lifted Index @300 mb: 23.08 C Lifted Index @700 mb: 16.77 C Showalter Index: 5.18 C Risk: None Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.50 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 293.69 Risk: None Energy Index: 1.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.84 J/kg Max Up Vert Vel: 3.42 m/s Conv Inhibition (B-): 71732.61 J/kg Cap Strength: 19.53 C Lift Cond Lev (LCL): 939.72 mb = 725.20 m = 2379.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 27 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 1017 98 70 10 -9.4 -3.4 | 73 37 -35.4 -10.8 1 1000 226 75 11 -10.6 -2.8 | 74 38 -36.6 -10.2 2 990 305 80 12 -11.8 -2.1 | 76 39 -37.8 -9.5 3 953 610 95 20 -19.9 1.7 | 83 46 -45.9 -5.6 4 925 852 105 24 -23.2 6.2 | 89 49 -49.2 -1.2 5 918 914 95 25 -24.9 2.2 | 84 51 -50.9 -5.2 6 884 1219 135 28 -19.8 19.8 | 105 47 -45.8 12.4 7 851 1524 175 20 -1.7 19.9 | 114 30 -27.7 12.6 8 850 1536 180 24 0.0 24.0 | 123 31 -26.0 16.6 9 820 1829 190 31 5.4 30.5 | 138 31 -20.6 23.2 10 789 2134 200 35 12.0 32.9 | 151 29 -14.0 25.5 11 760 2438 220 28 18.0 21.4 | 150 16 -8.0 14.1 12 732 2743 230 26 19.9 16.7 | 147 11 -6.1 9.3 13 705 3048 235 25 20.5 14.3 | 142 9 -5.5 7.0 14 700 3100 225 29 20.5 20.5 | 157 14 -5.5 13.1 15 651 3658 220 38 24.4 29.1 | 176 22 -1.6 21.7 16 602 4267 235 41 33.6 23.5 | 205 18 7.6 16.1 17 556 4877 245 53 48.0 22.4 | 236 27 22.0 15.0 18 500 5690 245 57 51.7 24.1 | 237 31 25.7 16.7 19 473 6096 245 58 52.6 24.5 | 237 32 26.6 17.1 20 400 7320 260 66 65.0 11.5 | 264 39 39.0 4.1 21 383 7620 265 69 68.7 6.0 | 272 43 42.7 -1.4 22 366 7925 265 80 79.7 7.0 | 270 54 53.7 -0.4 23 320 8839 260 82 80.8 14.2 | 263 55 54.8 6.9 24 306 9144 265 91 90.7 7.9 | 270 65 64.7 0.6 25 300 9290 265 95 94.6 8.3 | 269 69 68.6 0.9 26 255 10363 260 127 125.1 22.1 | 262 100 99.1 14.7 27 250 10480 260 126 124.1 21.9 | 262 99 98.1 14.5 28 243 10668 260 125 123.1 21.7 | 262 98 97.1 14.3 29 213 11483 260 122 120.1 21.2 | 262 95 94.2 13.8 30 210 11582 265 127 126.5 11.1 | 268 101 100.5 3.7 31 207 11658 265 127 126.5 11.1 | 268 101 100.5 3.7 32 200 11870 265 119 118.5 10.4 | 268 93 92.6 3.0 33 164 13106 265 75 74.7 6.5 | 271 49 48.7 -0.8 34 150 13670 260 79 77.8 13.7 | 263 52 51.8 6.3 35 117 15240 270 74 74.0 -0.0 | 279 49 48.0 -7.4 36 111 15545 270 74 74.0 -0.0 | 279 49 48.0 -7.4 37 100 16220 265 61 60.8 5.3 | 273 35 34.8 -2.1 38 92 16764 270 57 57.0 -0.0 | 283 32 31.0 -7.4 39 83 17374 250 58 54.5 19.8 | 246 31 28.5 12.5 40 72 18288 270 66 66.0 -0.0 | 280 41 40.0 -7.4 41 70 18420 275 67 66.7 -5.8 | 288 43 40.8 -13.2 42 68 18593 280 67 66.0 -11.6 | 295 44 40.0 -19.0 43 59 19507 270 42 42.0 -0.0 | 295 18 16.0 -7.4 44 50 20500 270 52 52.0 -0.0 | 286 27 26.0 -7.4 45 44 21336 280 45 44.3 -7.8 | 310 24 18.3 -15.2 46 34 22860 255 46 44.4 11.9 | 256 19 18.4 4.5 47 30 23640 270 50 50.0 -0.0 | 287 25 24.0 -7.4 48 28 24079 265 48 47.8 4.2 | 278 22 21.8 -3.2 49 27 24384 255 51 49.3 13.2 | 256 24 23.3 5.8 50 24 24994 270 60 60.0 -0.0 | 282 35 34.0 -7.4 51 20 26160 265 70 69.7 6.1 | 272 44 43.7 -1.3 52 16 27432 270 77 77.0 -0.0 | 278 52 51.0 -7.4 53 16 27737 270 80 80.0 -0.0 | 278 55 54.0 -7.4 54 14 28346 250 80 75.2 27.4 | 248 53 49.2 20.0 55 13 28956 255 86 83.1 22.3 | 255 59 57.1 14.9 56 12 29566 255 76 73.4 19.7 | 255 49 47.4 12.3 57 10 30620 255 105 101.4 27.2 | 255 78 75.4 19.8 Wind Parameters Mean winds (0-6000m): 224.2 at 36.0 knts Storm direction: 254.2 at 27.0 knts Shear (0-3000m) pos: 6.5 neg: 0.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 84.0 deg Storm rel helicity (0-3000m) pos: 593.9 neg: -30.5 tot: 563.4 m^2/s^2 ave: 187.8 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 16.9 stream: 9.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.02 Bulk Shear: 297.01 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 84 14 78 41| 11.7 0.0 11.7| 76.5 0.0 76.5 152.9 0.61| 11.8 7.2 1000 96 19 83 45| 11.1 0.0 11.1|255.5 -22.2 233.3 233.3 0.66| 14.8 9.7 1500 116 21 92 45| 10.5 0.0 10.5|472.3 -22.2 450.0 300.0 0.65| 20.5 13.4 2000 142 23 105 42| 10.7 0.0 10.7|574.7 -22.2 552.5 276.2 0.71| 18.7 13.3 2500 162 25 115 37| 7.5 0.0 7.5|585.4 -26.8 558.6 223.5 0.59| 18.3 10.8 3000 176 25 122 33| 6.5 0.0 6.5|593.9 -30.5 563.4 187.8 0.55| 16.9 9.2 4000 197 28 137 26| 5.5 1.1 6.6|656.9 -30.5 626.5 156.6 0.58| 14.9 8.6 5000 214 32 156 21| 6.0 0.9 6.8|739.2 -30.5 708.7 141.7 0.61| 13.8 8.4 6000 224 36 177 18| 5.1 0.9 6.0|743.8 -30.5 713.4 118.9 0.59| 11.8 7.0 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200323.12.gif