UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 7 DEC 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 91 5 1 SFC 993 139 -40.7 -44.7 65 4.0 -40.8 5 1 232.9 232.9 232.8 233.1 0.07 2 992 146 -38.9 -43.9 59 5.0 -39.0 3 1 234.8 234.8 234.6 235.0 0.08 3 986 188 -36.9 -41.9 60 5.0 -37.1 350 2 237.2 237.2 237.0 237.5 0.10 4 978 244 -35.1 -40.1 60 5.0 -35.3 332 3 239.6 239.6 239.3 239.9 0.12 5 966 331 -30.9 -35.9 61 5.0 -31.2 305 4 244.7 244.7 244.2 245.2 0.18 6 953 428 -28.1 -33.1 62 5.0 -28.5 275 6 248.4 248.5 247.9 249.1 0.25 7 925 642 -27.3 -32.3 62 5.0 -27.7 210 9 251.4 251.4 250.5 252.2 0.27 8 858 1185 -25.1 -29.6 66 4.5 -25.5 223 14 259.2 259.2 257.3 260.2 0.38 9 850 1253 -25.5 -29.9 67 4.4 -25.9 225 15 259.4 259.5 257.5 260.5 0.38 10 811 1593 -27.3 -31.6 67 4.3 -27.7 215 16 261.0 261.1 258.7 262.0 0.33 11 764 2022 -28.1 -32.3 67 4.2 -28.5 203 18 264.7 264.7 261.5 265.6 0.33 12 748 2174 -26.5 -30.6 68 4.1 -26.9 199 19 268.0 268.1 264.0 269.2 0.40 13 700 2652 -28.3 -32.4 68 4.1 -28.7 185 21 271.1 271.2 266.2 272.2 0.36 14 649 3195 -28.9 -32.9 68 4.0 -29.3 182 18 276.4 276.5 269.6 277.5 0.37 15 500 5020 -40.5 -44.3 67 3.8 -40.7 170 9 283.7 283.7 273.5 284.2 0.15 16 491 5143 -41.3 -44.9 68 3.6 -41.5 168 10 284.2 284.2 273.8 284.6 0.14 17 410 6356 -45.5 -49.3 65 3.8 -45.6 152 21 293.8 293.8 278.7 294.1 0.10 18 400 6520 -46.9 -50.6 66 3.7 -47.0 150 23 294.0 294.1 278.8 294.4 0.09 19 327 7830 -54.7 -58.6 62 3.9 -54.8 146 23 300.7 300.7 281.7 300.9 0.04 20 300 8380 -55.5 -59.4 62 3.9 -55.6 145 23 307.1 307.1 284.3 307.3 0.04 21 285 8706 -56.5 -60.3 62 3.8 -56.6 150 23 310.2 310.2 285.4 310.4 0.04 22 273 8979 -56.9 -60.8 61 3.9 -57.0 153 21 313.5 313.5 286.6 313.6 0.04 23 257 9363 -54.7 -58.8 60 4.1 -54.8 158 18 322.2 322.2 289.5 322.4 0.05 24 250 9540 -55.1 -59.1 61 4.0 -55.2 160 17 324.1 324.2 290.1 324.4 0.05 25 200 10970 -54.3 -58.5 60 4.2 -54.4 170 19 346.8 346.8 296.0 347.1 0.07 26 171 11976 -51.9 -56.1 61 4.2 -52.1 170 20 366.6 366.7 300.1 367.1 0.11 27 150 12820 -53.5 -57.8 59 4.3 -53.7 170 21 377.9 377.9 302.0 378.4 0.10 28 135 13496 -55.1 -59.3 59 4.2 -55.3 175 25 386.6 386.6 303.3 387.1 0.10 29 100 15410 -55.9 -60.0 60 4.1 -56.1 190 35 419.7 419.8 307.7 420.3 0.12 30 70 17680 -56.7 -61.1 57 4.4 -57.0 185 44 463.1 463.1 312.1 463.9 0.15 31 50 19800 -58.7 -63.5 54 4.8 -59.0 200 60 505.2 505.2 315.4 506.1 0.15 32 46 20324 -57.7 -62.7 53 5.0 -58.1 199 62 519.8 519.8 316.4 520.9 0.18 33 41 21039 -63.1 -68.0 51 4.9 -63.3 198 64 523.7 523.7 316.6 524.3 0.10 34 33 22387 -58.3 -63.3 53 5.0 -58.8 196 69 570.0 570.0 319.2 571.6 0.23 35 30 22980 -62.3 -67.3 51 5.0 -62.7 195 71 574.8 574.9 319.5 575.9 0.15 36 28 23405 -63.5 -68.5 51 5.0 -63.8 582.9 583.0 319.9 583.9 0.14 37 25 24104 -61.3 -67.3 45 6.0 -61.8 608.4 608.5 321.0 609.8 0.18 38 22 24895 -62.5 -68.5 44 6.0 -63.0 627.5 627.6 321.9 628.9 0.17 TRP 285 8706 -56.5 -60.3 62 3.8 -56.6 150 23 310.2 310.2 285.4 310.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 4929.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 66.55 % Est. max temperature: -13.96 C = 6.88 F Sfc-Lift cond lev (LCL): 925.56 mb = 637.67 m = 2092.08 ft T: -27.32 C 700-500 lapse rate: 5.15 C/km ThetaE index: 0.00 C Layer 993.0- -0.0 mb Conv cond level (CCL): 993.00 mb = 138.82 m = 455.45 ft Mean mixing ratio: 0.23 g/kg Conv temperature: -33.33 C = -27.99 F Cap Strength: 24.78 C Lifted Index: 28.86 C Risk: None Lifted Index @300 mb: 41.57 C Lifted Index @700 mb: 20.66 C Showalter Index: 19.07 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 15.00 C Cross Totals Index: 10.60 C K Index: -19.00 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 5.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.64 J/kg Max Up Vert Vel: 11.97 m/s Conv Inhibition (B-): 62261.05 J/kg Cap Strength: 28.71 C Lift Cond Lev (LCL): 875.02 mb = 1043.22 m = 3422.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 216 at 11 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 ---------------------------------------------------------- 0 993 139 5 1 -0.1 -1.0 | 34 12 -6.5 -9.7 1 925 642 210 9 4.5 7.8 | 65 2 -1.9 -0.9 2 850 1253 225 15 10.6 10.6 | 246 5 4.2 1.9 3 700 2652 185 21 1.8 20.9 | 159 13 -4.6 12.2 4 500 5020 170 9 -1.6 8.9 | 91 8 -8.0 0.2 5 400 6520 150 23 -11.5 19.9 | 122 21 -17.9 11.2 6 300 8380 145 23 -13.2 18.8 | 117 22 -19.6 10.1 7 285 8706 150 23 -11.5 19.9 | 122 21 -17.9 11.2 8 250 9540 160 17 -5.8 16.0 | 121 14 -12.2 7.3 9 200 10970 170 19 -3.3 18.7 | 136 14 -9.7 10.0 10 150 12820 170 21 -3.6 20.7 | 140 16 -10.1 12.0 11 100 15410 190 35 6.1 34.5 | 179 26 -0.3 25.8 12 70 17680 185 44 3.8 43.8 | 176 35 -2.6 35.1 13 50 19800 200 60 20.5 56.4 | 196 50 14.1 47.7 14 30 22980 195 71 18.4 68.6 | 191 61 12.0 59.9 Wind Parameters Mean winds (0-6000m): 186.4 at 14.4 knts Storm direction: 216.4 at 10.8 knts Shear (0-3000m) pos: 0.9 neg: 3.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -47.8 tot: -44.4 m^2/s^2 ave: -14.8 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.20 Bulk Shear: 13.77 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 ------------------------------------------------------------------------------- 500 213 5 39 6| 0.0 10.1 10.1| 2.5 -18.4 -15.9 -31.7 -0.16| 16.5 -2.6 1000 216 8 37 3| 2.8 5.1 7.8| 3.1 -18.4 -15.2 -15.2 0.01| 11.2 0.2 1500 218 11 345 0| 1.8 4.5 6.3| 3.4 -22.6 -19.2 -12.8 -0.10| 9.1 -0.9 2000 214 12 195 2| 1.4 4.2 5.5| 3.4 -29.9 -26.6 -13.3 -0.20| 8.1 -1.6 2500 206 14 176 4| 1.1 4.0 5.1| 3.4 -40.6 -37.2 -14.9 -0.27| 7.6 -2.1 3000 201 15 169 5| 0.9 3.0 3.9| 3.4 -47.8 -44.4 -14.8 -0.31| 6.8 -2.1 4000 196 15 158 6| 0.7 1.7 2.4| 3.4 -60.2 -56.8 -14.2 -0.38| 5.8 -2.2 5000 192 14 148 6| 0.6 1.1 1.6| 5.2 -69.7 -64.5 -12.9 -0.41| 5.2 -2.1 6000 186 14 139 7| 0.5 1.8 2.2| 18.6 -69.7 -51.1 -8.5 -0.27| 5.2 -1.4 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251207.12.gif