UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 13 OCT 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1014 9 4.4 2.1 85 2.3 3.4 135 5 276.4 277.2 275.8 288.4 4.39 1 1000 122 4.0 0.0 75 4.0 2.3 140 7 277.1 277.8 275.5 287.6 3.82 2 948 555 1.0 -3.1 74 4.1 -0.6 137 18 278.4 278.9 275.2 287.3 3.20 3 930 709 1.8 -1.7 78 3.5 0.3 135 22 280.7 281.3 277.1 290.9 3.63 4 927 735 4.2 1.4 82 2.8 2.9 135 23 283.4 284.2 279.7 296.2 4.56 5 925 753 4.0 1.2 82 2.8 2.7 135 23 283.4 284.2 279.6 296.0 4.51 6 850 1435 0.0 -3.3 78 3.3 -1.4 135 19 286.1 286.8 279.7 296.2 3.52 7 755 2375 -5.3 -8.4 79 3.1 -6.4 129 15 290.3 290.7 280.6 298.2 2.68 8 700 2964 -10.1 -12.9 80 2.8 -10.9 125 13 291.3 291.7 280.2 297.4 2.02 9 688 3096 -11.1 -13.5 82 2.4 -11.8 126 14 291.6 292.0 280.3 297.5 1.96 10 637 3681 -12.7 -15.1 82 2.4 -13.4 132 17 296.3 296.6 282.2 302.0 1.86 11 558 4673 -18.7 -22.3 73 3.6 -19.5 142 22 300.7 300.9 283.1 304.3 1.15 12 400 7050 -37.5 -43.5 53 6.0 -37.9 135 33 306.3 306.3 284.2 307.0 0.20 13 351 7939 -42.1 -47.1 58 5.0 -42.3 130 27 311.7 311.7 286.1 312.3 0.16 14 300 8980 -49.9 -54.4 59 4.5 -50.0 125 19 315.0 315.0 287.2 315.3 0.08 15 256 10000 -58.3 -63.2 53 4.9 -58.4 125 15 317.2 317.2 287.9 317.4 0.03 16 250 10150 -58.1 -63.0 53 4.9 -58.2 130 15 319.7 319.7 288.7 319.8 0.03 17 236 10512 -58.9 -63.9 52 5.0 -59.0 135 14 323.8 323.8 289.9 323.9 0.03 18 208 11317 -52.1 -57.1 55 5.0 -52.2 146 12 346.4 346.4 295.9 346.7 0.08 19 200 11570 -53.1 -58.1 54 5.0 -53.2 150 11 348.7 348.7 296.4 349.0 0.07 20 150 13430 -52.1 -59.1 43 7.0 -52.4 155 11 380.3 380.3 302.3 380.7 0.09 21 138 13968 -51.7 -59.7 38 8.0 -52.1 130 10 390.2 390.2 303.9 390.6 0.09 22 100 16030 -55.7 -66.7 24 11.0 -56.1 35 5 420.1 420.1 307.7 420.4 0.05 23 70 18280 -58.9 -71.9 17 13.0 -59.3 350 5 458.4 458.4 311.7 458.6 0.03 24 55 19793 -58.7 -72.7 15 14.0 -59.2 19 9 491.6 491.6 314.4 491.8 0.04 25 50 20390 -60.1 -74.1 14 14.0 -60.6 30 11 501.9 501.9 315.1 502.1 0.03 26 40 21773 -63.3 -77.3 13 14.0 -63.7 19 8 526.9 526.9 316.8 527.1 0.03 27 30 23540 -63.7 -78.7 11 15.0 -64.3 5 5 571.0 571.0 319.2 571.2 0.03 28 20 26020 -65.1 -80.1 11 15.0 -65.8 350 15 636.9 636.9 322.2 637.2 0.03 29 19 26333 -65.1 -80.1 11 15.0 -65.8 646.3 646.3 322.6 646.6 0.03 30 12 29157 -61.5 -77.5 10 16.0 -63.0 749.8 749.9 326.0 750.6 0.08 TRP 256 10000 -58.3 -63.2 53 4.9 -58.4 125 15 317.2 317.2 287.9 317.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5334.90 m Freezing level: 850.00 mb = 1435.00 m = 4707.95 ft Wetbulb zero: 959.09 mb = 460.35 m = 1510.31 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 77.50 % Est. max temperature: 13.61 C = 56.49 F Sfc-Lift cond lev (LCL): 978.61 mb = 297.13 m = 974.83 ft T: 2.79 C 700-500 lapse rate: 5.94 C/km ThetaE index: 1.11 C Layer 1000.0- 930.0 mb Conv cond level (CCL): 782.46 mb = 2091.80 m = 6862.77 ft Mean mixing ratio: 3.72 g/kg Conv temperature: 17.03 C = 62.66 F Cap Strength: 11.22 C Lifted Index: 11.94 C Risk: None Lifted Index @300 mb: 18.34 C Lifted Index @700 mb: 6.05 C Showalter Index: 6.72 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 21.60 C K Index: 18.80 Risk: < 20 % chance of thunderstorms Sweat Index: 63.92 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.59 J/kg Max Up Vert Vel: 7.15 m/s Conv Inhibition (B-): 52441.00 J/kg Cap Strength: 11.93 C Lift Cond Lev (LCL): 910.20 mb = 883.12 m = 2897.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 169 at 14 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 1014 9 135 5 -3.5 3.5 | 4 11 -0.8 -10.5 1 1000 122 140 7 -4.5 5.4 | 12 9 -1.8 -8.7 2 925 753 135 23 -16.3 16.3 | 99 14 -13.5 2.2 3 850 1435 135 19 -13.4 13.4 | 87 11 -10.7 -0.6 4 700 2964 125 13 -10.6 7.5 | 50 10 -7.9 -6.6 5 500 5480 150 27 -13.5 23.4 | 131 14 -10.8 9.3 6 400 7050 135 33 -23.3 23.3 | 114 23 -20.6 9.3 7 300 8980 125 19 -15.6 10.9 | 76 13 -12.8 -3.1 8 256 10000 125 15 -12.3 8.6 | 60 11 -9.6 -5.4 9 250 10150 130 15 -11.5 9.6 | 63 10 -8.8 -4.4 10 200 11570 150 11 -5.5 9.5 | 32 5 -2.8 -4.5 11 150 13430 155 11 -4.6 10.0 | 25 5 -1.9 -4.1 12 100 16030 35 5 -2.9 -4.1 | 0 18 -0.1 -18.1 13 70 18280 350 5 0.9 -4.9 | 349 19 3.6 -19.0 14 50 20390 30 11 -5.5 -9.5 | 7 24 -2.8 -23.6 15 30 23540 5 5 -0.4 -5.0 | 353 19 2.3 -19.0 16 20 26020 350 15 2.6 -14.8 | 350 29 5.3 -28.8 Wind Parameters Mean winds (0-6000m): 139.0 at 19.1 knts Storm direction: 169.0 at 14.3 knts Shear (0-3000m) pos: 2.0 neg: 0.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 47.3 deg Storm rel helicity (0-3000m) pos: 32.8 neg: -25.2 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.66 Bulk Shear: 9.60 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 ------------------------------------------------------------------------------- 500 138 11 35 8| 12.2 0.0 12.2| 22.0 0.0 22.0 44.0 0.87| 12.3 10.7 1000 136 16 72 9| 6.1 2.4 8.5| 32.7 -2.5 30.2 30.2 0.71| 9.8 6.9 1500 135 17 79 10| 4.1 0.7 4.8| 32.7 -8.7 24.0 16.0 0.52| 7.5 3.9 2000 135 17 79 10| 3.0 0.4 3.5| 32.7 -14.7 17.9 9.0 0.38| 6.2 2.4 2500 134 17 77 10| 2.4 0.7 3.1| 32.7 -20.6 12.1 4.8 0.27| 5.4 1.5 3000 133 17 74 10| 2.0 0.8 2.8| 32.8 -25.2 7.6 2.5 0.19| 4.8 0.9 4000 133 16 73 10| 2.3 0.6 2.9| 49.6 -25.2 24.4 6.1 0.34| 4.4 1.5 5000 135 17 80 10| 2.5 0.5 2.9| 68.7 -25.2 43.6 8.7 0.44| 4.2 1.8 6000 139 19 92 10| 2.3 0.4 2.7| 78.9 -31.6 47.3 7.9 0.41| 4.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251013.00.gif