UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 8 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 1003 136 -46.7 -51.0 61 4.3 -46.7 265 1 226.3 226.3 226.2 226.4 0.04 1 1000 156 -43.9 -48.9 58 5.0 -44.0 265 1 229.2 229.3 229.2 229.4 0.04 2 999 163 -43.5 -49.5 51 6.0 -43.6 264 1 229.7 229.7 229.6 229.8 0.04 3 996 183 -43.1 -49.1 52 6.0 -43.2 262 1 230.3 230.3 230.2 230.4 0.04 4 995 190 -41.1 -47.1 52 6.0 -41.2 261 1 232.4 232.4 232.3 232.5 0.06 5 983 273 -35.3 -41.3 54 6.0 -35.5 251 2 239.0 239.0 238.8 239.3 0.10 6 979 302 -31.3 -37.3 55 6.0 -31.6 247 3 243.3 243.3 242.9 243.8 0.16 7 965 405 -29.1 -35.1 56 6.0 -29.5 235 4 246.5 246.6 246.0 247.1 0.20 8 925 708 -28.3 -33.3 62 5.0 -28.6 200 7 250.4 250.4 249.6 251.1 0.25 9 889 992 -28.3 -33.1 63 4.8 -28.6 202 7 253.2 253.3 252.1 254.0 0.26 10 850 1312 -30.1 -34.4 66 4.3 -30.4 205 7 254.6 254.7 253.2 255.3 0.24 11 753 2170 -32.9 -37.0 67 4.1 -33.1 230 6 260.6 260.6 258.1 261.2 0.21 12 713 2555 -32.5 -36.6 67 4.1 -32.8 241 5 265.1 265.1 261.6 265.8 0.23 13 701 2675 -30.3 -34.4 67 4.1 -30.6 245 5 268.8 268.9 264.4 269.7 0.30 14 700 2685 -30.1 -34.2 67 4.1 -30.4 245 5 269.2 269.2 264.7 270.1 0.30 15 627 3466 -32.1 -35.9 69 3.8 -32.4 245 8 275.5 275.5 268.9 276.4 0.28 16 500 5030 -42.1 -45.8 67 3.7 -42.2 245 13 281.7 281.7 272.4 282.1 0.13 17 457 5633 -46.9 -50.5 67 3.6 -47.0 241 13 283.0 283.1 273.1 283.3 0.08 18 400 6510 -50.1 -53.9 64 3.8 -50.2 235 13 289.9 289.9 276.7 290.1 0.06 19 375 6931 -51.5 -55.2 64 3.7 -51.6 222 13 293.4 293.4 278.4 293.6 0.06 20 336 7639 -55.7 -59.5 62 3.8 -55.8 200 13 297.0 297.1 280.1 297.2 0.04 21 300 8360 -56.7 -60.5 62 3.8 -56.8 205 11 305.4 305.4 283.6 305.6 0.04 22 279 8816 -57.1 -61.1 60 4.0 -57.2 197 12 311.3 311.3 285.8 311.4 0.04 23 250 9510 -54.7 -58.9 60 4.2 -54.8 185 13 324.7 324.8 290.3 325.0 0.05 24 235 9906 -53.7 -58.0 59 4.3 -53.8 184 15 332.1 332.1 292.3 332.3 0.06 25 200 10940 -54.1 -58.4 59 4.3 -54.2 180 19 347.1 347.1 296.1 347.4 0.07 26 150 12790 -54.9 -59.2 59 4.3 -55.1 185 27 375.5 375.5 301.6 375.9 0.09 27 100 15380 -53.9 -58.4 58 4.5 -54.2 190 40 423.6 423.6 308.2 424.3 0.14 28 82 16647 -56.5 -60.8 58 4.3 -56.7 196 42 443.0 443.0 310.3 443.7 0.13 29 70 17650 -57.1 -61.9 54 4.8 -57.3 200 44 462.2 462.3 312.0 463.0 0.13 30 50 19760 -59.5 -65.5 46 6.0 -59.8 195 54 503.3 503.3 315.2 504.0 0.11 31 36 21805 -62.1 -69.1 39 7.0 -62.5 205 63 546.1 546.1 317.9 546.8 0.10 32 30 22940 -59.3 -67.3 35 8.0 -60.0 210 68 583.0 583.0 319.9 584.1 0.15 33 28 23372 -59.5 -67.7 34 8.2 -60.2 205 71 594.0 594.0 320.4 595.1 0.15 34 22 24878 -60.3 -69.3 30 9.0 -61.2 634.1 634.1 322.1 635.3 0.15 TRP 336 7639 -55.7 -59.5 62 3.8 -55.8 200 13 297.0 297.1 280.1 297.2 0.04 WND 28 23372 -59.5 -67.7 34 8.2 -60.2 205 71 594.0 594.0 320.4 595.1 0.15 Sounding variables and indices 1000-500 mb thick: 4874.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 65.83 % Est. max temperature: -18.43 C = -1.17 F Sfc-Lift cond lev (LCL): 927.87 mb = 685.82 m = 2250.04 ft T: -28.36 C 700-500 lapse rate: 5.12 C/km ThetaE index: 0.00 C Layer 1003.0--1821066112.0 mb Conv cond level (CCL): 1000.00 mb = 156.00 m = 511.80 ft Mean mixing ratio: 0.19 g/kg Conv temperature: -35.00 C = -31.01 F Cap Strength: 25.95 C Lifted Index: 29.36 C Risk: None Lifted Index @300 mb: 42.19 C Lifted Index @700 mb: 21.09 C Showalter Index: 21.69 C Risk: None Total Totals Index: 19.70 C Risk: None Vertical Totals Index: 12.00 C Cross Totals Index: 7.70 C K Index: -26.50 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 5.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 77.58 J/kg Max Up Vert Vel: 12.46 m/s Conv Inhibition (B-): 57225.67 J/kg Cap Strength: 29.31 C Lift Cond Lev (LCL): 881.39 mb = 1053.39 m = 3455.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 6 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 1003 136 265 1 1.0 0.1 | 85 5 -5.3 -0.4 1 1000 156 265 1 1.0 0.1 | 85 5 -5.3 -0.4 2 925 708 200 7 2.4 6.6 | 147 7 -3.9 6.1 3 850 1312 205 7 3.0 6.3 | 150 7 -3.3 5.8 4 700 2685 245 5 4.5 2.1 | 133 2 -1.7 1.6 5 500 5030 245 13 11.8 5.5 | 228 7 5.5 5.0 6 400 6510 235 13 10.6 7.5 | 212 8 4.4 6.9 7 336 7639 200 13 4.4 12.2 | 171 12 -1.8 11.7 8 300 8360 205 11 4.6 10.0 | 170 10 -1.6 9.5 9 250 9510 185 13 1.1 13.0 | 158 13 -5.1 12.4 10 200 10940 180 19 0.0 19.0 | 161 20 -6.3 18.5 11 150 12790 185 27 2.4 26.9 | 172 27 -3.9 26.4 12 100 15380 190 40 6.9 39.4 | 181 39 0.7 38.9 13 70 17650 200 44 15.0 41.3 | 192 42 8.8 40.8 14 50 19760 195 54 14.0 52.2 | 188 52 7.7 51.7 15 30 22940 210 68 34.0 58.9 | 205 65 27.7 58.4 Wind Parameters Mean winds (0-6000m): 235.4 at 8.4 knts Storm direction: 265.4 at 6.3 knts Shear (0-3000m) pos: 0.8 neg: 1.1 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 85.7 deg Storm rel helicity (0-3000m) pos: 6.8 neg: -0.8 tot: 6.1 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 21.48 Bulk Shear: 3.61 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 ------------------------------------------------------------------------------- 500 216 3 119 5| 0.0 5.9 5.9| 4.8 0.0 4.8 9.6 0.68| 6.6 4.5 1000 204 5 136 6| 0.0 3.4 3.4| 5.5 0.0 5.5 5.5 0.59| 4.1 2.5 1500 205 6 141 6| 0.5 2.3 2.7| 6.0 0.0 6.0 4.0 0.54| 3.2 1.7 2000 209 6 143 6| 0.8 1.7 2.5| 6.0 -0.2 5.8 2.9 0.44| 2.9 1.3 2500 213 6 144 5| 0.9 1.4 2.3| 6.0 -0.8 5.2 2.1 0.33| 2.6 0.9 3000 218 6 146 5| 0.8 1.1 2.0| 6.8 -0.8 6.1 2.0 0.39| 2.4 1.0 4000 227 6 157 4| 0.6 1.2 1.8| 8.8 -0.8 8.0 2.0 0.45| 2.3 1.0 5000 233 7 175 4| 0.5 1.2 1.7| 10.6 -1.1 9.5 1.9 0.43| 2.1 0.9 6000 235 8 188 4| 0.4 1.1 1.5| 10.6 -4.0 6.6 1.1 0.33| 1.9 0.6 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251208.12.gif