UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112512.upa.cvt Date: 1200Z 25 NOV 25 Searching for U4688... Searching the city database file for: U4688 ... Date:1200Z 25 NOV 25 Station: U4688 WMO ident: 24688 Latitude: 63.27 Longitude: 143.15 ------------------------------------------------------------------------------- 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 297 SFC 936 734 -48.7 -52.1 68 3.4 -48.7 220 1 228.7 228.7 228.6 228.8 0.03 2 925 812 -46.5 -51.1 59 4.6 -46.6 205 1 231.8 231.8 231.6 231.9 0.04 3 850 1393 -34.3 -39.0 62 4.7 -34.5 135 7 250.2 250.2 249.2 250.7 0.15 4 845 1434 -33.5 -38.3 62 4.8 -33.7 136 7 251.5 251.5 250.3 251.9 0.17 5 778 2024 -23.9 -28.7 65 4.8 -24.5 149 7 267.8 267.9 264.0 269.1 0.46 6 700 2789 -26.9 -30.9 69 4.0 -27.3 165 7 272.7 272.8 267.3 273.9 0.42 7 684 2955 -27.7 -31.7 69 4.0 -28.1 167 7 273.6 273.7 267.9 274.8 0.39 8 500 5140 -41.3 -44.9 68 3.6 -41.5 200 9 282.7 282.7 273.0 283.1 0.14 9 400 6620 -50.1 -53.9 64 3.8 -50.2 220 3 289.9 289.9 276.7 290.1 0.06 10 368 7161 -53.5 -57.4 62 3.9 -53.6 219 5 292.3 292.4 277.9 292.5 0.04 11 311 8233 -58.1 -62.1 60 4.0 -58.2 216 8 300.3 300.3 281.5 300.4 0.03 12 301 8439 -58.7 -62.7 60 4.0 -58.7 215 9 302.3 302.3 282.4 302.4 0.03 13 300 8460 -58.7 -62.7 60 4.0 -58.7 215 9 302.6 302.6 282.5 302.7 0.03 14 250 9610 -57.9 -62.0 59 4.1 -58.0 190 17 320.0 320.0 288.8 320.1 0.04 15 200 11030 -56.5 -60.4 61 3.9 -56.6 185 27 343.3 343.3 295.1 343.5 0.06 16 150 12860 -56.1 -60.0 61 3.9 -56.2 190 27 373.4 373.4 301.2 373.8 0.08 17 115 14539 -56.1 -60.1 61 4.0 -56.3 183 36 402.9 402.9 305.6 403.4 0.10 18 105 15119 -53.3 -57.7 59 4.4 -53.5 181 38 418.9 418.9 307.7 419.6 0.15 19 100 15430 -55.1 -59.3 59 4.2 -55.3 180 40 421.3 421.3 307.9 421.9 0.13 20 87 16314 -58.3 -62.6 58 4.3 -58.5 184 46 431.9 432.0 309.1 432.5 0.10 21 70 17690 -56.5 -60.7 59 4.2 -56.8 190 56 463.5 463.6 312.1 464.4 0.15 22 58 18896 -54.1 -58.6 58 4.5 -54.5 190 56 494.5 494.6 314.7 496.0 0.24 23 50 19850 -54.9 -59.2 59 4.3 -55.3 190 56 514.1 514.2 316.0 515.8 0.26 24 31 22883 -57.1 -61.5 57 4.4 -57.6 204 79 583.5 583.6 319.9 585.7 0.31 25 30 23090 -56.5 -60.8 58 4.3 -57.1 205 81 590.6 590.7 320.3 593.2 0.35 26 22 25084 -52.3 -56.9 58 4.6 -53.4 205 90 657.9 658.2 323.2 664.3 0.79 27 20 25700 -53.5 -58.1 57 4.6 -54.6 205 93 672.4 672.7 323.7 678.6 0.75 28 17 26741 -55.3 -59.6 59 4.3 -56.3 698.6 698.9 324.6 704.9 0.73 29 10 30158 -51.3 -55.8 59 4.5 -53.2 828.1 829.1 328.4 848.4 2.00 TRP 301 8439 -58.7 -62.7 60 4.0 -58.7 215 9 302.3 302.3 282.4 302.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 4843.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 66.24 % Est. max temperature: -12.38 C = 9.71 F Sfc-Lift cond lev (LCL): 879.62 mb = 1157.65 m = 3798.03 ft T: -39.24 C 700-500 lapse rate: 6.13 C/km ThetaE index: 0.00 C Layer 936.0--40493602596582518920118417785953976320.0 mb Conv cond level (CCL): 936.00 mb = 733.60 m = 2406.78 ft Mean mixing ratio: 0.10 g/kg Conv temperature: -42.13 C = -43.83 F Cap Strength: 28.65 C Lifted Index: 33.56 C Risk: None Lifted Index @300 mb: 43.12 C Lifted Index @700 mb: 28.04 C Showalter Index: 26.30 C Risk: None Total Totals Index: 9.30 C Risk: None Vertical Totals Index: 7.00 C Cross Totals Index: 2.30 C K Index: -36.00 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 7.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.53 J/kg Max Up Vert Vel: 10.15 m/s Conv Inhibition (B-): 78594.45 J/kg Cap Strength: 33.47 C Lift Cond Lev (LCL): 844.39 mb = 1439.41 m = 4722.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 210 at 5 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 ---------------------------------------------------------- 0 936 734 220 1 0.6 0.8 | 27 4 -1.8 -3.6 1 925 812 205 1 0.4 0.9 | 31 4 -2.1 -3.5 2 850 1393 135 7 -4.9 4.9 | 95 7 -7.4 0.6 3 700 2789 165 7 -1.8 6.8 | 119 5 -4.3 2.4 4 500 5140 200 9 3.1 8.5 | 188 4 0.6 4.1 5 400 6620 220 3 1.9 2.3 | 15 2 -0.5 -2.1 6 301 8439 215 9 5.2 7.4 | 222 4 2.7 3.0 7 300 8460 215 9 5.2 7.4 | 222 4 2.7 3.0 8 250 9610 190 17 3.0 16.7 | 182 12 0.5 12.4 9 200 11030 185 27 2.4 26.9 | 180 23 -0.1 22.5 10 150 12860 190 27 4.7 26.6 | 186 22 2.2 22.2 11 100 15430 180 40 0.0 40.0 | 176 36 -2.5 35.6 12 70 17690 190 56 9.7 55.1 | 188 51 7.2 50.8 13 50 19850 190 56 9.7 55.1 | 188 51 7.2 50.8 14 30 23090 205 81 34.2 73.4 | 205 76 31.8 69.0 15 20 25700 205 93 39.3 84.3 | 205 88 36.8 79.9 Wind Parameters Mean winds (0-6000m): 179.6 at 6.7 knts Storm direction: 209.6 at 5.0 knts Shear (0-3000m) pos: 0.8 neg: 1.2 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 115.9 deg Storm rel helicity (0-3000m) pos: 9.9 neg: -0.2 tot: 9.7 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 2.3 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 23.93 Bulk Shear: 2.15 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 ------------------------------------------------------------------------------- 500 164 3 63 4| 0.0 5.2 5.2| 3.4 0.0 3.4 6.7 0.72| 5.6 4.0 1000 142 5 83 5| 0.0 3.5 3.5| 4.6 -0.2 4.4 4.4 0.51| 4.5 2.3 1500 144 5 90 6| 0.4 2.4 2.8| 6.2 -0.2 6.0 4.0 0.53| 3.5 1.9 2000 148 6 96 6| 0.7 1.8 2.4| 7.5 -0.2 7.3 3.7 0.55| 2.9 1.6 2500 153 6 101 5| 0.8 1.4 2.2| 8.7 -0.2 8.5 3.4 0.58| 2.6 1.5 3000 157 6 107 5| 0.8 1.2 2.0| 9.9 -0.2 9.7 3.2 0.61| 2.3 1.4 4000 167 7 119 5| 0.9 0.9 1.8| 12.4 -0.2 12.2 3.1 0.67| 2.0 1.4 5000 175 7 132 4| 0.8 0.7 1.5| 14.0 -0.2 13.8 2.8 0.63| 2.0 1.3 6000 180 7 133 3| 0.6 0.6 1.2| 14.4 -0.3 14.1 2.4 0.59| 2.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//U4688/skewt/U4688.skewt.20251125.12.gif