UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 29 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 1004 5 3.8 2.9 94 0.9 3.4 110 11 276.6 277.4 276.3 289.4 4.69 1 1000 37 3.6 1.8 88 1.8 2.8 115 13 276.8 277.5 275.9 288.6 4.35 2 925 665 0.8 -1.9 82 2.7 -0.3 130 23 280.1 280.7 276.7 290.2 3.59 3 903 858 -0.5 -4.5 74 4.0 -2.0 131 23 280.7 281.2 276.3 289.3 3.03 4 850 1339 -3.3 -6.5 78 3.2 -4.5 135 23 282.7 283.2 276.9 290.6 2.76 5 720 2634 -11.1 -13.3 84 2.2 -11.8 105 16 287.9 288.2 278.4 293.5 1.90 6 700 2850 -12.3 -16.3 72 4.0 -13.3 100 15 288.9 289.1 278.4 293.5 1.53 7 610 3887 -18.9 -25.9 54 7.0 -20.2 104 13 292.9 293.0 279.2 295.3 0.76 8 551 4637 -23.1 -29.1 58 6.0 -24.1 107 12 296.5 296.6 280.7 298.6 0.63 9 500 5340 -28.7 -33.0 66 4.3 -29.2 110 11 298.0 298.1 281.1 299.6 0.47 10 400 6900 -40.3 -44.4 65 4.1 -40.5 130 13 302.6 302.6 282.7 303.3 0.18 11 300 8810 -53.7 -57.8 61 4.1 -53.8 145 13 309.7 309.7 285.2 309.9 0.05 12 250 9960 -61.7 -65.4 61 3.7 -61.7 160 17 314.3 314.3 286.9 314.4 0.02 13 248 10009 -61.9 -65.7 60 3.8 -61.9 160 17 314.8 314.8 287.1 314.9 0.02 14 241 10187 -58.7 -63.0 57 4.3 -58.7 163 16 322.2 322.2 289.5 322.3 0.03 15 212 10992 -57.1 -61.1 60 4.0 -57.2 178 11 336.7 336.7 293.6 336.9 0.05 16 200 11360 -56.1 -60.1 61 4.0 -56.2 185 9 343.9 343.9 295.3 344.2 0.06 17 179 12066 -54.7 -59.5 55 4.8 -54.8 198 8 357.3 357.3 298.2 357.6 0.07 18 150 13190 -56.5 -62.5 47 6.0 -56.6 220 7 372.7 372.7 301.1 373.0 0.06 19 100 15750 -59.7 -68.7 30 9.0 -59.9 245 13 412.4 412.4 306.8 412.6 0.04 20 70 17970 -62.9 -72.9 25 10.0 -63.1 260 13 449.8 449.8 310.8 450.0 0.03 21 56 19339 -64.5 -74.5 24 10.0 -64.7 475.8 475.8 313.1 476.0 0.03 TRP 248 10009 -61.9 -65.7 60 3.8 -61.9 160 17 314.8 314.8 287.1 314.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 911.46 mb = 783.71 m = 2571.21 ft Wetbulb zero: 933.01 mb = 595.52 m = 1953.78 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 71.08 % Est. max temperature: 9.71 C = 49.48 F Sfc-Lift cond lev (LCL): 990.17 mb = 116.58 m = 382.48 ft T: 3.25 C 700-500 lapse rate: 6.59 C/km ThetaE index: 0.89 C Layer 903.0- 850.0 mb Conv cond level (CCL): 881.05 mb = 1053.59 m = 3456.63 ft Mean mixing ratio: 3.85 g/kg Conv temperature: 8.70 C = 47.66 F Cap Strength: 7.41 C Lifted Index: 7.93 C Risk: None Lifted Index @300 mb: 14.37 C Lifted Index @700 mb: 3.68 C Showalter Index: 7.08 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 22.20 C K Index: 14.90 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.91 J/kg Max Up Vert Vel: 4.67 m/s Conv Inhibition (B-): 26121.71 J/kg Cap Strength: 7.83 C Lift Cond Lev (LCL): 918.05 mb = 725.47 m = 2380.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 147 at 12 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 1004 5 110 11 -10.3 3.8 | 32 7 -3.8 -6.2 1 1000 37 115 13 -11.8 5.5 | 50 7 -5.3 -4.5 2 925 665 130 23 -17.6 14.8 | 114 12 -11.1 4.8 3 850 1339 135 23 -16.3 16.3 | 123 12 -9.7 6.3 4 700 2850 100 15 -14.8 2.6 | 48 11 -8.3 -7.4 5 500 5340 110 11 -10.3 3.8 | 32 7 -3.8 -6.2 6 400 6900 130 13 -10.0 8.4 | 65 4 -3.4 -1.6 7 300 8810 145 13 -7.5 10.6 | 126 1 -0.9 0.7 8 250 9960 160 17 -5.8 16.0 | 187 6 0.7 6.0 9 248 10009 160 17 -5.8 16.0 | 187 6 0.7 6.0 10 200 11360 185 9 0.8 9.0 | 278 7 7.3 -1.0 11 150 13190 220 7 4.5 5.4 | 293 12 11.0 -4.6 12 100 15750 245 13 11.8 5.5 | 284 19 18.3 -4.5 13 70 17970 260 13 12.8 2.3 | 292 21 19.3 -7.7 Wind Parameters Mean winds (0-6000m): 116.8 at 15.9 knts Storm direction: 146.8 at 11.9 knts Shear (0-3000m) pos: 2.3 neg: 2.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 16.1 deg Storm rel helicity (0-3000m) pos: 32.2 neg: -39.5 tot: -7.3 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 41.51 Bulk Shear: 0.26 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 ------------------------------------------------------------------------------- 500 121 16 79 8| 10.6 0.0 10.6| 19.9 0.0 19.9 39.8 0.92| 10.7 9.9 1000 127 19 101 9| 7.0 0.0 7.0| 29.5 0.0 29.5 29.5 0.90| 7.4 6.6 1500 129 21 108 10| 4.6 0.4 5.0| 32.2 -4.8 27.5 18.3 0.72| 5.8 4.2 2000 129 21 107 10| 3.5 1.5 5.0| 32.2 -18.6 13.6 6.8 0.33| 5.6 1.9 2500 127 20 102 10| 2.8 2.1 4.9| 32.2 -31.1 1.1 0.5 0.10| 5.4 0.6 3000 124 19 96 10| 2.3 2.2 4.6| 32.2 -39.5 -7.3 -2.4 -0.01| 5.1 -0.0 4000 120 18 84 9| 1.7 1.7 3.4| 32.2 -41.6 -9.4 -2.3 -0.03| 4.0 -0.1 5000 118 17 76 9| 1.3 1.3 2.7| 32.2 -44.2 -11.9 -2.4 -0.07| 3.4 -0.2 6000 117 16 70 8| 1.3 1.1 2.4| 34.2 -45.0 -10.7 -1.8 -0.04| 3.1 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251029.12.gif