UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U4266... Searching the city database file for: U4266 ... Date:0000Z 10 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 ------------------------------------------------------------------------------- SFC 1006 138 -51.1 -55.7 58 4.6 -51.1 245 3 221.7 221.7 221.6 221.7 0.02 1 1005 144 -49.3 -55.3 49 6.0 -49.4 244 3 223.5 223.5 223.5 223.6 0.02 2 1000 177 -49.3 -55.3 49 6.0 -49.4 240 3 223.9 223.9 223.8 223.9 0.02 3 998 190 -46.9 -53.9 45 7.0 -47.0 239 3 226.4 226.4 226.3 226.4 0.03 4 997 197 -45.3 -52.3 45 7.0 -45.4 238 3 228.0 228.1 227.9 228.1 0.03 5 990 244 -45.1 -52.1 45 7.0 -45.2 234 3 228.7 228.7 228.6 228.8 0.03 6 976 341 -38.5 -45.5 48 7.0 -38.7 224 3 236.3 236.3 236.1 236.5 0.07 7 966 412 -37.1 -44.1 48 7.0 -37.3 218 3 238.4 238.4 238.1 238.6 0.08 8 960 455 -34.1 -41.1 49 7.0 -34.4 214 3 241.9 241.9 241.5 242.2 0.11 9 939 612 -29.1 -35.1 56 6.0 -29.5 200 3 248.5 248.5 247.8 249.1 0.21 10 925 719 -28.9 -34.9 56 6.0 -29.3 190 3 249.8 249.8 248.9 250.4 0.21 11 850 1325 -27.7 -32.7 62 5.0 -28.1 175 1 257.1 257.2 255.4 257.9 0.29 12 825 1540 -27.1 -33.1 57 6.0 -27.6 177 3 260.0 260.0 257.7 260.8 0.28 13 726 2461 -27.1 -34.1 51 7.0 -27.7 183 11 269.6 269.7 265.0 270.5 0.29 14 700 2723 -28.1 -35.1 51 7.0 -28.7 185 13 271.4 271.4 266.1 272.2 0.28 15 589 3944 -34.5 -44.5 36 10.0 -35.0 185 19 277.7 277.7 269.9 278.1 0.12 16 500 5070 -41.9 -52.9 29 11.0 -42.2 185 25 282.0 282.0 272.4 282.1 0.06 17 400 6550 -52.3 -61.3 33 9.0 -52.4 185 33 287.0 287.0 275.2 287.1 0.02 18 375 6965 -55.5 -64.5 32 9.0 -55.6 184 32 288.1 288.1 275.7 288.2 0.02 19 331 7755 -58.9 -66.9 35 8.0 -59.0 182 29 293.9 293.9 278.6 294.0 0.01 20 311 8145 -59.5 -67.5 35 8.0 -59.6 181 28 298.4 298.4 280.7 298.4 0.01 21 300 8370 -61.1 -69.1 34 8.0 -61.2 180 27 299.2 299.2 281.0 299.3 0.01 22 294 8495 -61.9 -69.9 34 8.0 -62.0 180 25 299.8 299.8 281.3 299.9 0.01 23 281 8774 -61.1 -69.1 34 8.0 -61.2 180 25 304.9 304.9 283.4 304.9 0.01 24 250 9500 -59.3 -67.3 35 8.0 -59.4 180 25 317.9 317.9 288.1 318.0 0.02 25 200 10910 -56.7 -64.7 36 8.0 -56.8 180 27 343.0 343.0 295.1 343.1 0.03 26 182 11511 -54.5 -63.5 32 9.0 -54.7 178 28 355.9 355.9 297.9 356.1 0.04 27 150 12750 -53.9 -64.9 25 11.0 -54.2 175 31 377.2 377.2 301.8 377.4 0.04 28 100 15340 -54.9 -68.9 16 14.0 -55.4 180 38 421.7 421.7 307.9 421.8 0.04 29 87 16230 -55.1 -70.1 14 15.0 -55.6 438.4 438.4 309.7 438.6 0.03 TRP 294 8495 -61.9 -69.9 34 8.0 -62.0 180 25 299.8 299.8 281.3 299.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 4893.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 46.62 % Est. max temperature: -16.20 C = 2.83 F Sfc-Lift cond lev (LCL): 923.70 mb = 729.07 m = 2391.92 ft T: -28.88 C 700-500 lapse rate: 5.88 C/km ThetaE index: 0.00 C Layer 1006.0-26038240.0 mb Conv cond level (CCL): 1005.00 mb = 144.41 m = 473.77 ft Mean mixing ratio: 0.13 g/kg Conv temperature: -38.85 C = -37.94 F Cap Strength: 31.13 C Lifted Index: 33.20 C Risk: None Lifted Index @300 mb: 40.95 C Lifted Index @700 mb: 27.08 C Showalter Index: 19.72 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 9.20 C K Index: -25.50 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 5.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 116.91 J/kg Max Up Vert Vel: 15.29 m/s Conv Inhibition (B-): 34739.62 J/kg Cap Strength: 33.03 C Lift Cond Lev (LCL): 887.92 mb = 1012.19 m = 3320.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 215 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 1006 138 245 3 2.7 1.3 | 25 9 -3.7 -7.7 1 1000 177 240 3 2.6 1.5 | 27 8 -3.8 -7.4 2 925 719 190 3 0.5 3.0 | 44 8 -5.9 -6.0 3 850 1325 175 1 -0.1 1.0 | 39 10 -6.5 -7.9 4 700 2723 185 13 1.1 13.0 | 127 7 -5.2 4.0 5 500 5070 185 25 2.2 24.9 | 165 17 -4.2 16.0 6 400 6550 185 33 2.9 32.9 | 172 24 -3.5 23.9 7 300 8370 180 27 0.0 27.0 | 161 19 -6.4 18.1 8 294 8495 180 25 0.0 25.0 | 158 17 -6.4 16.1 9 250 9500 180 25 0.0 25.0 | 158 17 -6.4 16.1 10 200 10910 180 27 0.0 27.0 | 161 19 -6.4 18.1 11 150 12750 175 31 -2.7 30.9 | 158 24 -9.1 21.9 12 100 15340 180 38 0.0 38.0 | 168 30 -6.4 29.1 Wind Parameters Mean winds (0-6000m): 185.5 at 14.6 knts Storm direction: 215.5 at 11.0 knts Shear (0-3000m) pos: 2.0 neg: 0.6 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 114.9 deg Storm rel helicity (0-3000m) pos: 28.8 neg: -1.9 tot: 26.8 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.82 Bulk Shear: 20.07 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 ------------------------------------------------------------------------------- 500 221 3 34 8| 0.0 2.5 2.5| 5.0 0.0 5.0 10.0 0.94| 2.6 2.4 1000 206 3 39 8| 0.0 1.4 1.4| 5.7 -1.2 4.5 4.5 0.50| 2.2 1.1 1500 199 2 40 9| 0.0 1.3 1.3| 10.3 -1.9 8.4 5.6 0.51| 2.5 1.3 2000 191 3 45 8| 1.1 1.0 2.1| 17.5 -1.9 15.6 7.8 0.64| 3.0 1.9 2500 189 5 53 7| 1.8 0.8 2.6| 24.4 -1.9 22.5 9.0 0.74| 3.3 2.4 3000 188 6 62 6| 2.0 0.6 2.6| 28.8 -1.9 26.8 8.9 0.75| 3.2 2.4 4000 186 9 89 5| 1.5 1.0 2.5| 36.3 -1.9 34.4 8.6 0.71| 3.1 2.2 5000 186 12 119 6| 1.2 1.3 2.5| 43.9 -1.9 41.9 8.4 0.65| 3.0 2.0 6000 185 15 139 8| 1.0 1.5 2.5| 51.8 -1.9 49.9 8.3 0.60| 3.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251210.00.gif