UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 10 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1013 47 -2.7 -2.7 100 0.0 -2.7 150 1 269.5 270.0 269.7 277.7 3.09 1 1000 150 -1.7 -2.5 94 0.8 -2.0 150 1 271.5 272.0 271.1 280.0 3.18 2 947 582 -3.3 -4.9 89 1.6 -3.8 153 2 274.1 274.6 272.2 281.8 2.80 3 944 607 -3.1 -4.8 88 1.7 -3.7 154 2 274.5 275.0 272.5 282.3 2.83 4 935 683 -1.7 -4.6 81 2.9 -2.8 154 3 276.7 277.2 273.9 284.8 2.90 5 925 768 -2.7 -8.7 63 6.0 -4.7 155 3 276.5 276.9 272.6 282.6 2.14 6 910 898 -3.9 -10.9 58 7.0 -6.0 157 3 276.6 276.9 272.2 281.8 1.83 7 850 1432 -8.7 -12.8 72 4.1 -9.8 165 3 277.0 277.3 272.2 281.8 1.68 8 780 2091 -14.3 -15.7 89 1.4 -14.6 158 4 277.9 278.2 272.3 282.1 1.44 9 772 2169 -14.5 -16.1 88 1.6 -14.9 158 4 278.5 278.8 272.6 282.6 1.41 10 762 2268 -12.1 -13.6 89 1.5 -12.5 157 4 282.2 282.5 275.2 287.3 1.75 11 756 2329 -12.3 -13.7 89 1.4 -12.7 156 4 282.6 282.9 275.5 287.7 1.75 12 700 2914 -15.1 -18.6 75 3.5 -15.9 150 5 285.8 286.0 276.4 289.5 1.26 13 666 3289 -17.1 -23.1 60 6.0 -18.3 147 6 287.6 287.8 276.9 290.4 0.89 14 644 3540 -18.7 -24.7 59 6.0 -19.8 145 6 288.6 288.7 277.2 291.1 0.80 15 554 4644 -27.1 -34.1 51 7.0 -27.9 136 9 291.3 291.4 277.9 292.6 0.38 16 516 5155 -28.3 -36.3 46 8.0 -29.2 132 10 295.9 295.9 280.0 297.0 0.33 17 500 5380 -29.7 -37.7 46 8.0 -30.5 130 11 296.8 296.9 280.4 297.8 0.30 18 416 6663 -38.9 -47.9 38 9.0 -39.4 118 13 301.0 301.1 282.0 301.5 0.12 19 400 6930 -40.9 -49.9 37 9.0 -41.3 115 13 301.8 301.9 282.3 302.2 0.10 20 300 8840 -52.5 -59.5 43 7.0 -52.7 90 15 311.3 311.4 285.9 311.5 0.04 21 294 8970 -53.1 -60.1 42 7.0 -53.2 90 15 312.3 312.3 286.2 312.5 0.04 22 250 10010 -52.9 -59.9 42 7.0 -53.1 90 23 327.4 327.4 291.0 327.6 0.05 23 200 11460 -50.9 -60.9 30 10.0 -51.2 100 23 352.2 352.2 297.1 352.4 0.05 24 150 13330 -52.1 -66.1 17 14.0 -52.5 85 23 380.3 380.3 302.3 380.5 0.04 25 100 15950 -52.7 -68.7 13 16.0 -53.3 110 15 425.9 425.9 308.4 426.1 0.04 26 70 18250 -53.3 -70.3 11 17.0 -54.1 130 13 470.4 470.4 312.7 470.6 0.04 27 59 19350 -54.1 -72.1 9 18.0 -55.0 155 10 492.1 492.1 314.4 492.4 0.04 28 52 20165 -51.3 -69.3 10 18.0 -52.6 174 8 516.8 516.8 316.1 517.2 0.06 29 51 20292 -51.9 -69.9 10 18.0 -53.2 177 7 518.2 518.2 316.2 518.6 0.06 30 50 20420 -51.7 -69.7 10 18.0 -53.0 180 7 521.6 521.7 316.4 522.1 0.06 31 48 20684 -52.3 -70.3 10 18.0 -53.6 182 8 526.3 526.4 316.7 526.7 0.06 32 32 23319 -49.7 -69.7 8 20.0 -52.0 206 21 598.0 598.0 320.6 598.8 0.10 33 30 23740 -50.5 -69.5 9 19.0 -52.8 210 23 607.0 607.0 321.0 607.8 0.11 34 21 26062 -51.1 -72.1 6 21.0 -53.9 228 28 670.3 670.4 323.4 671.2 0.11 35 20 26380 -50.5 -72.5 6 22.0 -53.7 230 29 681.6 681.6 323.9 682.5 0.11 36 17 27446 -48.1 -71.1 5 23.0 -52.4 721.7 721.8 325.1 723.1 0.15 37 16 27844 -49.3 -72.3 5 23.0 -53.4 730.4 730.5 325.4 731.7 0.14 38 15 28267 -49.5 -72.5 5 23.0 -53.7 743.4 743.4 325.8 744.7 0.14 39 11 30294 -50.5 -74.5 4 24.0 -55.3 808.7 808.8 327.5 810.1 0.14 TRP 294 8970 -53.1 -60.1 42 7.0 -53.2 90 15 312.3 312.3 286.2 312.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5230.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 68.13 % Est. max temperature: 4.82 C = 40.68 F Sfc-Lift cond lev (LCL): 1012.78 mb = 49.21 m = 161.45 ft T: -2.68 C 700-500 lapse rate: 5.92 C/km ThetaE index: 2.98 C Layer 925.0- 850.0 mb Conv cond level (CCL): 887.15 mb = 1096.83 m = 3598.47 ft Mean mixing ratio: 2.82 g/kg Conv temperature: 4.65 C = 40.37 F Cap Strength: 12.52 C Lifted Index: 13.11 C Risk: None Lifted Index @300 mb: 21.25 C Lifted Index @700 mb: 6.53 C Showalter Index: 12.79 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 16.90 C K Index: 4.70 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.10 J/kg Max Up Vert Vel: 7.22 m/s Conv Inhibition (B-): 59013.29 J/kg Cap Strength: 13.11 C Lift Cond Lev (LCL): 930.35 mb = 722.22 m = 2369.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 169 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 1013 47 150 1 -0.5 0.9 | 354 4 0.4 -3.7 1 1000 150 150 1 -0.5 0.9 | 354 4 0.4 -3.7 2 925 768 155 3 -1.3 2.7 | 12 2 -0.4 -1.8 3 850 1432 165 3 -0.8 2.9 | 356 2 0.1 -1.7 4 700 2914 150 5 -2.5 4.3 | 82 2 -1.6 -0.2 5 500 5380 130 11 -8.4 7.1 | 108 8 -7.5 2.5 6 400 6930 115 13 -11.8 5.5 | 95 11 -10.9 0.9 7 300 8840 90 15 -15.0 0.0 | 72 15 -14.1 -4.6 8 294 8970 90 15 -15.0 0.0 | 72 15 -14.1 -4.6 9 250 10010 90 23 -23.0 0.0 | 78 23 -22.1 -4.6 10 200 11460 100 23 -22.7 4.0 | 89 22 -21.8 -0.6 11 150 13330 85 23 -22.9 -2.0 | 73 23 -22.0 -6.6 12 100 15950 110 15 -14.1 5.1 | 93 13 -13.2 0.6 13 70 18250 130 13 -10.0 8.4 | 113 10 -9.1 3.8 14 50 20420 180 7 0.0 7.0 | 200 3 0.9 2.4 15 30 23740 210 23 11.5 19.9 | 219 20 12.4 15.4 16 20 26380 230 29 22.2 18.6 | 239 27 23.1 14.1 Wind Parameters Mean winds (0-6000m): 139.0 at 6.2 knts Storm direction: 169.0 at 4.6 knts Shear (0-3000m) pos: 0.4 neg: 0.4 tot: 0.8 10-3/s Storm rel Dir Shear (0-3000m): 96.2 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -0.2 tot: 1.1 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 0.9 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.85 Bulk Shear: 2.95 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 ------------------------------------------------------------------------------- 500 152 2 357 3| 1.3 0.0 1.3| 0.4 0.0 0.4 0.8 0.39| 1.3 0.5 1000 155 2 1 3| 1.0 0.0 1.0| 0.6 -0.1 0.5 0.5 0.29| 1.1 0.3 1500 158 2 1 2| 0.8 0.0 0.8| 0.6 -0.2 0.4 0.3 0.17| 0.9 0.2 2000 159 3 3 2| 0.6 0.2 0.8| 0.8 -0.2 0.6 0.3 0.31| 0.9 0.3 2500 158 3 8 2| 0.5 0.3 0.8| 1.0 -0.2 0.8 0.3 0.43| 0.9 0.4 3000 156 3 18 2| 0.4 0.4 0.8| 1.3 -0.2 1.1 0.4 0.48| 0.9 0.4 4000 151 4 49 1| 0.3 0.6 0.9| 1.9 -0.2 1.7 0.4 0.43| 1.0 0.4 5000 145 5 80 2| 0.2 0.8 1.0| 2.0 -0.4 1.6 0.3 0.31| 1.1 0.3 6000 139 6 92 3| 0.2 0.8 1.0| 2.0 -2.7 -0.7 -0.1 0.17| 1.1 0.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251010.12.gif