UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U5123... Searching the city database file for: U5123 ... Date:1200Z 6 DEC 25 Station: U5123 WMO ident: 25123 Latitude: 68.80 Longitude: 161.28 ------------------------------------------------------------------------------- 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 1009 29 -3.7 -8.7 68 5.0 -5.2 150 19 268.8 269.1 267.4 274.1 1.96 1 1000 100 -2.1 -8.1 63 6.0 -4.0 150 21 271.0 271.4 269.1 276.7 2.07 2 948 524 -2.5 -10.5 54 8.0 -5.0 174 31 274.8 275.1 271.1 279.9 1.81 3 925 718 -4.5 -14.5 46 10.0 -7.2 185 35 274.7 274.9 270.2 278.5 1.34 4 850 1379 -8.3 -23.3 29 15.0 -11.4 195 31 277.5 277.6 270.8 279.5 0.69 5 752 2316 -14.5 -35.5 15 21.0 -17.3 189 42 280.6 280.7 271.9 281.4 0.25 6 737 2468 -15.5 -35.5 16 20.0 -18.1 188 43 281.1 281.2 272.3 282.0 0.25 7 707 2780 -16.1 -37.1 15 21.0 -18.7 186 47 283.8 283.9 273.8 284.6 0.22 8 700 2855 -16.7 -37.7 14 21.0 -19.3 185 48 284.0 284.0 273.8 284.7 0.21 9 604 3943 -25.9 -36.9 35 11.0 -27.0 183 61 285.6 285.6 274.8 286.5 0.27 10 552 4593 -27.3 -35.3 47 8.0 -28.2 181 68 291.4 291.5 277.9 292.5 0.34 11 538 4778 -28.1 -35.1 51 7.0 -28.9 181 71 292.6 292.6 278.5 293.8 0.36 12 500 5300 -31.3 -39.3 45 8.0 -32.0 180 77 294.9 294.9 279.4 295.7 0.25 13 492 5414 -32.7 -40.7 45 8.0 -33.3 180 79 294.5 294.6 279.2 295.3 0.22 14 464 5827 -33.5 -42.5 40 9.0 -34.2 180 85 298.5 298.5 281.0 299.2 0.19 15 461 5872 -35.1 -46.1 32 11.0 -35.8 180 86 297.1 297.1 280.3 297.5 0.13 16 435 6276 -36.7 -48.7 28 12.0 -37.4 180 92 300.0 300.0 281.5 300.4 0.11 17 434 6292 -38.7 -50.7 27 12.0 -39.2 180 92 297.7 297.7 280.4 298.0 0.08 18 432 6323 -38.9 -50.9 27 12.0 -39.4 180 93 297.8 297.8 280.5 298.1 0.08 19 400 6850 -40.7 -50.7 33 10.0 -41.1 180 101 302.1 302.1 282.4 302.4 0.09 20 354 7677 -43.9 -51.9 41 8.0 -44.2 177 117 308.5 308.5 284.9 308.9 0.09 21 351 7734 -45.3 -53.3 40 8.0 -45.6 176 119 307.4 307.4 284.4 307.7 0.08 22 332 8104 -47.7 -55.2 42 7.4 -48.0 175 126 309.0 309.0 285.0 309.2 0.06 23 319 8367 -49.5 -56.5 44 7.0 -49.7 175 123 310.1 310.1 285.4 310.3 0.06 24 300 8770 -49.7 -56.7 44 7.0 -49.9 175 118 315.3 315.3 287.3 315.5 0.06 25 284 9128 -49.9 -56.9 44 7.0 -50.1 177 117 320.0 320.0 288.8 320.2 0.06 26 278 9267 -51.9 -58.9 43 7.0 -52.1 177 116 319.1 319.1 288.5 319.3 0.05 27 250 9950 -54.1 -61.1 42 7.0 -54.2 180 114 325.6 325.6 290.5 325.8 0.04 28 244 10105 -55.7 -63.7 36 8.0 -55.8 175 91 325.5 325.5 290.5 325.6 0.03 29 208 11121 -56.5 -65.5 31 9.0 -56.6 179 78 339.5 339.5 294.2 339.6 0.03 30 200 11370 -56.5 -66.5 27 10.0 -56.7 180 75 343.3 343.3 295.1 343.4 0.02 31 166 12556 -56.7 -67.7 24 11.0 -56.9 183 55 361.7 361.8 299.1 361.9 0.03 32 164 12633 -52.9 -65.9 19 13.0 -53.2 183 54 369.4 369.4 300.5 369.5 0.03 33 150 13210 -53.3 -67.3 17 14.0 -53.7 185 44 378.2 378.2 302.0 378.4 0.03 34 100 15800 -55.7 -71.7 12 16.0 -56.1 285 21 420.1 420.1 307.7 420.2 0.02 35 98 15929 -55.9 -72.9 10 17.0 -56.3 422.2 422.2 308.0 422.3 0.02 TRP 244 10105 -55.7 -63.7 36 8.0 -55.8 175 91 325.5 325.5 290.5 325.6 0.03 WND 332 8104 -47.7 -55.2 42 7.4 -48.0 175 126 309.0 309.0 285.0 309.2 0.06 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 34.12 % Est. max temperature: 4.67 C = 40.41 F Sfc-Lift cond lev (LCL): 932.32 mb = 655.71 m = 2151.26 ft T: -3.86 C 700-500 lapse rate: 5.97 C/km ThetaE index: 1.37 C Layer 925.0- 850.0 mb Conv cond level (CCL): 765.40 mb = 2180.76 m = 7154.65 ft Mean mixing ratio: 1.75 g/kg Conv temperature: 7.73 C = 45.92 F Cap Strength: 12.49 C Lifted Index: 13.91 C Risk: None Lifted Index @300 mb: 26.22 C Lifted Index @700 mb: 7.22 C Showalter Index: 12.98 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 8.00 C K Index: -21.30 Risk: None Sweat Index: 139.00 Risk: None Energy Index: 3.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.18 J/kg Max Up Vert Vel: 5.86 m/s Conv Inhibition (B-): 18191.90 J/kg Cap Strength: 13.66 C Lift Cond Lev (LCL): 847.15 mb = 1404.69 m = 4608.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 39 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 1009 29 150 19 -9.5 16.5 | 62 35 -30.8 -16.6 1 1000 100 150 21 -10.5 18.2 | 65 35 -31.8 -14.9 2 925 718 185 35 3.1 34.9 | 96 18 -18.2 1.8 3 850 1379 195 31 8.0 29.9 | 77 14 -13.2 -3.2 4 700 2855 185 48 4.2 47.8 | 131 23 -17.1 14.7 5 500 5300 180 77 0.0 77.0 | 154 49 -21.3 43.9 6 400 6850 180 101 0.0 101.0 | 163 71 -21.3 67.9 7 332 8104 175 126 -11.0 125.5 | 161 98 -32.2 92.4 8 300 8770 175 118 -10.3 117.6 | 160 90 -31.5 84.4 9 250 9950 180 114 0.0 114.0 | 165 84 -21.3 80.9 10 244 10105 175 91 -7.9 90.7 | 153 65 -29.2 57.5 11 200 11370 180 75 0.0 75.0 | 153 47 -21.3 41.9 12 150 13210 185 44 3.8 43.8 | 122 20 -17.4 10.7 13 100 15800 285 21 20.3 -5.4 | 1 39 -1.0 -38.5 Wind Parameters Mean winds (0-6000m): 182.7 at 52.5 knts Storm direction: 212.7 at 39.3 knts Shear (0-3000m) pos: 4.0 neg: 3.2 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 72.7 deg Storm rel helicity (0-3000m) pos: 190.2 neg: -18.9 tot: 171.2 m^2/s^2 ave: 57.1 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 4.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 120.43 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 ------------------------------------------------------------------------------- 500 163 25 72 30| 16.0 0.0 16.0| 98.2 0.0 98.2 196.5 0.73| 17.0 12.4 1000 177 29 80 23| 11.4 0.0 11.4|121.8 -9.2 112.7 112.7 0.52| 14.0 7.3 1500 182 30 82 20| 7.9 0.0 7.9|126.7 -18.9 107.7 71.8 0.41| 11.0 4.5 2000 185 32 85 18| 6.0 1.6 7.5|148.2 -18.9 129.3 64.7 0.49| 9.8 4.8 2500 186 34 91 18| 4.8 2.5 7.3|168.9 -18.9 150.0 60.0 0.53| 9.1 4.8 3000 186 36 98 18| 4.0 3.2 7.2|190.2 -18.9 171.2 57.1 0.54| 8.7 4.7 4000 185 41 113 19| 3.0 3.9 6.9|238.7 -18.9 219.7 54.9 0.54| 8.1 4.3 5000 184 47 126 23| 2.4 4.4 6.8|280.5 -18.9 261.6 52.3 0.50| 7.7 3.9 6000 183 52 136 27| 2.0 4.9 6.9|353.8 -18.9 334.9 55.8 0.48| 7.7 3.7 Wrote GIF file: /home/apache/climate/data/raob//U5123/skewt/U5123.skewt.20251206.12.gif