UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020033112.upa.cvt Date: 1200Z 31 MAR 20 Searching for U4641... Searching the city database file for: U4641 ... Date:1200Z 31 MAR 20 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 -69 SFC 978 106 -3.9 -4.2 98 0.3 -4.0 270 3 271.0 271.4 270.4 278.7 2.86 2 954 301 -6.1 -6.7 96 0.6 -6.3 290 6 270.7 271.1 269.5 277.3 2.42 3 925 542 -7.1 315 9 272.0 4 850 1195 -10.5 320 5 275.1 5 788 1772 -14.7 -14.7 100 0.0 -14.7 312 7 276.7 276.9 271.8 281.1 1.55 6 700 2656 -20.9 -21.3 97 0.4 -21.0 300 9 279.3 279.5 272.5 282.3 1.00 7 655 3142 -24.5 -25.0 96 0.5 -24.6 326 8 280.6 280.8 272.9 282.9 0.77 8 500 5040 -40.3 -41.8 85 1.5 -40.4 70 5 283.9 283.9 273.8 284.5 0.19 9 400 6520 -52.7 -54.5 81 1.8 -52.7 185 1 286.5 286.5 274.9 286.7 0.06 10 381 6834 -55.7 -57.9 76 2.2 -55.7 228 4 286.6 286.6 274.9 286.7 0.04 11 374 6952 -56.5 -58.6 77 2.1 -56.5 245 5 287.0 287.0 275.2 287.2 0.04 12 300 8360 -55.5 -57.8 75 2.3 -55.5 275 19 307.1 307.1 284.3 307.3 0.05 13 250 9520 -54.3 -56.6 76 2.3 -54.4 285 23 325.3 325.4 290.5 325.6 0.07 14 200 10940 -54.1 -56.3 77 2.2 -54.2 280 33 347.1 347.1 296.1 347.5 0.09 15 193 11169 -54.3 -56.5 77 2.2 -54.4 279 34 350.3 350.4 296.8 350.7 0.09 16 150 12800 -51.1 -53.4 76 2.3 -51.2 275 44 382.0 382.1 302.7 382.8 0.18 17 103 15273 -45.4 -47.4 80 2.0 -45.7 265 62 436.3 436.4 309.8 439.0 0.51 18 101 15404 -45.1 -47.1 80 2.0 -45.4 265 63 439.3 439.5 310.1 442.1 0.54 19 100 15470 -44.9 -46.9 80 2.0 -45.2 265 64 441.0 441.1 310.3 443.9 0.56 20 99 15537 -44.9 -46.9 80 2.0 -45.2 265 64 442.2 442.4 310.4 445.2 0.57 21 84 16638 -42.7 -44.5 82 1.8 -43.0 260 65 468.0 468.2 312.8 472.7 0.87 22 70 17860 -45.1 -47.1 80 2.0 -45.5 255 66 487.9 488.1 314.4 492.4 0.78 23 60 18881 -47.3 -49.2 81 1.9 -47.7 253 63 505.0 505.2 315.6 509.3 0.72 24 54 19580 -44.5 -46.3 82 1.8 -44.9 251 61 526.9 527.2 317.2 533.8 1.11 25 51 19959 -47.1 -49.1 80 2.0 -47.5 250 60 529.5 529.7 317.2 534.9 0.86 26 50 20090 -46.9 -48.9 80 2.0 -47.3 250 60 532.9 533.2 317.5 538.6 0.90 27 42 21246 -46.5 -48.6 79 2.1 -47.0 561.2 561.6 319.1 568.6 1.10 TRP 374 6952 -56.5 -58.6 77 2.1 -56.5 245 5 287.0 287.0 275.2 287.2 0.04 WND 103 15273 -45.4 -47.4 80 2.0 -45.7 265 62 436.3 436.4 309.8 439.0 0.51 Sounding variables and indices 1000-500 mb thick: 5109.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 93.53 % Est. max temperature: 0.78 C = 33.41 F Sfc-Lift cond lev (LCL): 973.22 mb = 144.72 m = 474.81 ft T: -4.33 C 700-500 lapse rate: 8.14 C/km ThetaE index: 1.44 C Layer 954.0- 925.0 mb Conv cond level (CCL): 904.49 mb = 715.14 m = 2346.24 ft Mean mixing ratio: 2.31 g/kg Conv temperature: -2.01 C = 28.38 F Cap Strength: 3.55 C Lifted Index: 4.91 C Risk: None Lifted Index @300 mb: 20.36 C Lifted Index @700 mb: 2.99 C Showalter Index: 3.33 C Risk: None Total Totals Index: 58.57 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.80 C Cross Totals Index: 28.77 C K Index: 17.87 Risk: < 20 % chance of thunderstorms Sweat Index: 206.39 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.39 J/kg Max Up Vert Vel: 5.37 m/s Conv Inhibition (B-): 38893.90 J/kg Cap Strength: 4.84 C Lift Cond Lev (LCL): 916.13 mb = 616.41 m = 2022.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 5 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 ---------------------------------------------------------- 0 978 106 270 3 3.0 -0.0 | 208 5 2.5 4.7 1 925 542 315 9 6.4 -6.4 | 286 6 5.8 -1.7 2 850 1195 320 5 3.2 -3.8 | 252 3 2.7 0.9 3 700 2656 300 9 7.8 -4.5 | 269 7 7.3 0.2 4 500 5040 70 5 -4.7 -1.7 | 120 6 -5.2 3.0 5 400 6520 185 1 0.1 1.0 | 175 6 -0.5 5.7 6 374 6952 245 5 4.5 2.1 | 210 8 4.0 6.8 7 300 8360 275 19 18.9 -1.7 | 261 19 18.4 3.0 8 250 9520 285 23 22.2 -6.0 | 273 22 21.7 -1.3 9 200 10940 280 33 32.5 -5.7 | 272 32 32.0 -1.0 10 150 12800 275 44 43.8 -3.8 | 269 43 43.3 0.8 11 103 15273 265 62 61.8 5.4 | 261 62 61.2 10.1 12 100 15470 265 64 63.8 5.6 | 261 64 63.2 10.3 13 70 17860 255 66 63.8 17.1 | 251 67 63.2 21.8 14 50 20090 250 60 56.4 20.5 | 246 61 55.8 25.2 Wind Parameters Mean winds (0-6000m): 323.5 at 6.3 knts Storm direction: 353.5 at 4.7 knts Shear (0-3000m) pos: 1.2 neg: 0.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 87.9 deg Storm rel helicity (0-3000m) pos: 16.3 neg: -2.3 tot: 14.1 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 30.28 Bulk Shear: 0.48 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 ------------------------------------------------------------------------------- 500 306 6 259 5| 7.0 0.0 7.0| 10.9 0.0 10.9 21.9 0.99| 7.8 7.7 1000 312 7 268 4| 2.2 0.0 2.2| 10.9 -1.8 9.1 9.1 0.55| 5.5 3.0 1500 313 6 265 4| 1.5 0.3 1.7| 11.5 -2.2 9.3 6.2 0.49| 4.3 2.1 2000 312 6 265 4| 1.1 0.6 1.7| 11.9 -2.2 9.8 4.9 0.46| 3.6 1.6 2500 310 7 266 5| 0.9 0.8 1.7| 12.0 -2.3 9.7 3.9 0.41| 3.2 1.3 3000 310 7 268 5| 1.2 0.7 1.9| 16.3 -2.3 14.1 4.7 0.47| 3.3 1.6 4000 317 7 277 4| 1.4 0.5 1.9| 21.6 -2.3 19.4 4.8 0.59| 3.4 2.0 5000 318 7 276 4| 1.2 0.4 1.6| 27.7 -2.3 25.5 5.1 0.64| 3.3 2.1 6000 323 6 277 3| 0.7 0.3 1.1| 37.2 -2.3 35.0 5.8 0.68| 3.3 2.2 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20200331.12.gif