UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 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 1005 7 4.0 3.6 97 0.4 3.8 110 7 276.8 277.6 276.7 290.1 4.93 1 1000 47 3.6 1.8 88 1.8 2.8 115 7 276.8 277.5 275.9 288.6 4.35 2 933 606 0.2 -1.9 86 2.1 -0.7 128 16 278.8 279.4 276.0 288.7 3.56 3 925 675 0.8 -1.0 88 1.8 0.0 130 17 280.1 280.8 277.0 290.8 3.84 4 916 753 0.8 -0.9 88 1.7 0.1 131 16 280.9 281.6 277.6 291.8 3.91 5 850 1349 -3.3 -7.4 73 4.1 -4.8 140 7 282.7 283.1 276.7 290.1 2.58 6 773 2094 -8.5 -10.6 85 2.1 -9.2 138 12 284.9 285.3 277.3 291.3 2.20 7 756 2267 -8.1 -10.7 82 2.6 -8.9 137 13 287.1 287.5 278.4 293.7 2.23 8 700 2861 -12.3 -16.0 74 3.7 -13.3 135 17 288.9 289.1 278.4 293.6 1.57 9 562 4503 -21.9 -28.9 53 7.0 -23.0 142 9 296.3 296.4 280.6 298.3 0.62 10 551 4648 -23.1 -30.1 53 7.0 -24.2 142 8 296.5 296.6 280.6 298.4 0.57 11 500 5350 -28.3 -34.3 56 6.0 -29.0 145 5 298.5 298.6 281.3 299.9 0.42 12 400 6920 -40.7 -44.8 65 4.1 -40.9 175 17 302.1 302.1 282.5 302.7 0.18 13 384 7196 -42.9 -47.2 63 4.3 -43.1 181 19 302.7 302.8 282.7 303.3 0.14 14 326 8281 -49.1 -53.0 64 3.9 -49.2 203 28 308.7 308.7 284.9 309.0 0.09 15 300 8820 -53.1 -56.9 63 3.8 -53.2 215 33 310.5 310.5 285.6 310.7 0.06 16 284 9173 -55.5 -59.1 64 3.6 -55.6 217 34 312.0 312.0 286.1 312.1 0.05 17 258 9782 -60.1 -63.8 62 3.7 -60.2 220 35 313.9 313.9 286.7 314.0 0.03 18 256 9831 -60.1 -63.9 61 3.8 -60.2 219 34 314.6 314.6 287.0 314.7 0.03 19 250 9980 -59.7 -63.5 61 3.8 -59.7 215 29 317.3 317.3 287.9 317.4 0.03 20 200 11380 -54.9 -59.0 60 4.1 -55.0 205 17 345.8 345.8 295.8 346.1 0.07 21 184 11914 -54.3 -58.7 58 4.4 -54.4 209 15 355.1 355.2 297.8 355.5 0.08 22 150 13220 -56.1 -61.1 53 5.0 -56.2 220 11 373.4 373.4 301.2 373.7 0.07 23 100 15770 -60.3 -67.3 39 7.0 -60.4 230 11 411.2 411.2 306.7 411.4 0.04 24 70 17980 -63.5 -71.5 33 8.0 -63.7 260 15 448.5 448.5 310.7 448.7 0.04 25 50 20040 -65.9 -74.9 27 9.0 -66.1 275 17 488.2 488.2 314.1 488.4 0.03 26 30 23100 -69.7 -78.7 26 9.0 -69.9 275 31 554.6 554.6 318.3 554.8 0.03 27 20 25500 -72.1 -81.1 25 9.0 -72.3 285 29 615.5 615.5 321.3 615.7 0.03 28 19 25800 -73.5 -82.5 24 9.0 -73.7 285 30 620.2 620.2 321.5 620.4 0.02 29 12 28502 -70.3 -80.3 22 10.0 -70.8 281 34 718.7 718.7 325.0 719.1 0.05 30 10 29580 -71.5 -81.5 21 10.0 -72.0 280 36 752.7 752.7 326.0 753.1 0.05 31 9.1 30138 -71.1 -80.1 25 9.0 -71.6 774.8 774.8 326.6 775.4 0.07 TRP 258 9782 -60.1 -63.8 62 3.7 -60.2 220 35 313.9 313.9 286.7 314.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 903.12 mb = 869.66 m = 2853.17 ft Wetbulb zero: 946.24 mb = 492.34 m = 1615.28 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 71.25 % Est. max temperature: 9.80 C = 49.65 F Sfc-Lift cond lev (LCL): 998.76 mb = 57.03 m = 187.12 ft T: 3.54 C 700-500 lapse rate: 6.43 C/km ThetaE index: 1.74 C Layer 850.0- 773.0 mb Conv cond level (CCL): 881.20 mb = 1061.96 m = 3484.07 ft Mean mixing ratio: 3.94 g/kg Conv temperature: 9.09 C = 48.36 F Cap Strength: 7.47 C Lifted Index: 8.39 C Risk: None Lifted Index @300 mb: 15.02 C Lifted Index @700 mb: 3.73 C Showalter Index: 7.89 C Risk: None Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 20.90 C K Index: 13.90 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 2.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.94 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 51551.76 J/kg Cap Strength: 8.25 C Lift Cond Lev (LCL): 926.66 mb = 660.64 m = 2167.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 166 at 8 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 1005 7 110 7 -6.6 2.4 | 39 7 -4.6 -5.7 1 1000 47 115 7 -6.3 3.0 | 41 7 -4.4 -5.1 2 925 675 130 17 -13.0 10.9 | 105 11 -11.1 2.9 3 850 1349 140 7 -4.5 5.4 | 44 4 -2.6 -2.7 4 700 2861 135 17 -12.0 12.0 | 112 11 -10.1 4.0 5 500 5350 145 5 -2.9 4.1 | 13 4 -0.9 -4.0 6 400 6920 175 17 -1.5 16.9 | 183 9 0.5 8.9 7 300 8820 215 33 18.9 27.0 | 228 28 20.9 19.0 8 258 9782 220 35 22.5 26.8 | 232 31 24.4 18.8 9 250 9980 215 29 16.6 23.8 | 230 24 18.6 15.7 10 200 11380 205 17 7.2 15.4 | 231 12 9.1 7.4 11 150 13220 220 11 7.1 8.4 | 268 9 9.0 0.4 12 100 15770 230 11 8.4 7.1 | 275 10 10.4 -1.0 13 70 17980 260 15 14.8 2.6 | 288 18 16.7 -5.4 14 50 20040 275 17 16.9 -1.5 | 297 21 18.9 -9.5 15 30 23100 275 31 30.9 -2.7 | 288 35 32.8 -10.7 16 20 25500 285 29 28.0 -7.5 | 297 34 30.0 -15.6 17 10 29580 280 36 35.5 -6.3 | 291 40 37.4 -14.3 Wind Parameters Mean winds (0-6000m): 136.4 at 11.0 knts Storm direction: 166.4 at 8.3 knts Shear (0-3000m) pos: 0.7 neg: 1.4 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 71.5 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -7.9 tot: 21.4 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 16.39 Bulk Shear: 1.03 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 ------------------------------------------------------------------------------- 500 122 10 69 7| 8.1 0.0 8.1| 14.8 0.0 14.8 29.6 0.91| 8.1 7.4 1000 128 13 88 8| 3.3 0.0 3.3| 20.8 -3.2 17.6 17.6 0.52| 7.8 4.1 1500 130 11 84 7| 1.4 0.0 1.4| 21.4 -7.7 13.8 9.2 0.24| 7.0 1.7 2000 132 11 83 6| 1.0 0.9 1.9| 24.6 -7.7 17.0 8.5 0.32| 6.1 2.0 2500 133 11 87 6| 0.8 1.4 2.2| 27.6 -7.7 19.9 8.0 0.34| 5.6 1.9 3000 133 12 92 7| 0.7 1.4 2.1| 29.4 -7.9 21.4 7.1 0.33| 5.1 1.7 4000 134 13 96 7| 0.7 1.1 1.8| 29.4 -11.3 18.1 4.5 0.23| 4.5 1.0 5000 135 12 93 6| 0.9 0.9 1.8| 29.4 -15.4 14.0 2.8 0.10| 4.1 0.4 6000 136 11 89 6| 0.8 0.7 1.5| 31.9 -16.6 15.3 2.6 0.15| 4.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251029.00.gif