UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010600.upa.cvt Date: 0000Z 6 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 6 JAN 26 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 1007 42 -24.1 -27.1 76 3.0 -24.4 180 1 248.6 248.6 248.3 249.7 0.41 1 1003 71 -25.3 -28.9 72 3.6 -25.6 203 2 247.6 247.7 247.3 248.6 0.35 2 1000 93 -24.3 -27.9 72 3.6 -24.6 220 3 248.9 248.9 248.5 249.9 0.38 3 983 219 -21.5 -24.9 74 3.4 -21.9 189 3 252.9 253.0 252.4 254.3 0.52 4 934 595 -22.1 -24.7 79 2.6 -22.4 97 5 256.0 256.1 255.1 257.5 0.55 5 925 666 -23.9 -26.5 79 2.6 -24.2 80 5 254.9 254.9 254.0 256.2 0.47 6 915 746 -23.9 -26.4 80 2.5 -24.2 84 5 255.7 255.7 254.7 257.0 0.48 7 899 876 -20.9 -23.2 82 2.3 -21.2 92 6 260.0 260.2 258.6 261.9 0.66 8 873 1093 -20.7 -22.5 85 1.8 -21.0 104 6 262.4 262.6 260.6 264.5 0.72 9 850 1292 -18.9 -20.2 89 1.3 -19.1 115 7 266.3 266.5 263.9 268.9 0.90 10 848 1310 -18.9 -20.2 89 1.3 -19.1 115 7 266.5 266.7 264.0 269.1 0.90 11 839 1389 -16.5 -17.9 89 1.4 -16.8 117 7 269.9 270.0 266.7 273.0 1.11 12 833 1443 -16.7 -18.1 89 1.4 -17.0 118 8 270.2 270.4 266.9 273.3 1.10 13 781 1925 -18.1 -21.0 78 2.9 -18.6 128 10 273.7 273.9 268.9 276.4 0.92 14 700 2734 -23.1 -26.6 73 3.5 -23.6 145 13 276.9 277.0 270.4 278.8 0.62 15 500 5120 -38.1 -41.9 67 3.8 -38.3 100 15 286.6 286.6 275.2 287.2 0.19 16 472 5516 -39.9 -44.6 61 4.7 -40.1 96 16 289.1 289.1 276.5 289.6 0.15 17 400 6630 -47.9 -53.9 50 6.0 -48.1 85 17 292.7 292.7 278.1 293.0 0.06 18 366 7210 -52.3 -59.3 43 7.0 -52.4 88 16 294.4 294.4 278.9 294.5 0.04 19 300 8470 -60.7 -67.7 39 7.0 -60.7 95 13 299.8 299.8 281.3 299.8 0.01 20 284 8810 -62.7 -69.7 38 7.0 -62.7 115 11 301.6 301.6 282.0 301.7 0.01 21 250 9600 -61.9 -68.9 39 7.0 -62.0 175 13 314.0 314.0 286.8 314.1 0.01 22 200 10990 -57.9 -64.9 40 7.0 -58.0 220 11 341.1 341.1 294.6 341.2 0.03 23 155 12611 -55.1 -63.1 36 8.0 -55.3 220 16 371.6 371.7 300.9 371.9 0.05 24 150 12820 -55.7 -63.7 36 8.0 -55.9 220 17 374.1 374.1 301.3 374.3 0.05 25 100 15400 -55.9 -65.9 28 10.0 -56.2 230 27 419.7 419.7 307.7 420.0 0.05 26 81 16743 -56.7 -67.7 24 11.0 -57.1 239 36 444.2 444.2 310.3 444.4 0.05 27 70 17670 -57.1 -69.1 20 12.0 -57.6 245 42 462.2 462.2 312.0 462.5 0.05 28 59 18752 -55.9 -67.9 21 12.0 -56.5 253 46 488.1 488.1 314.1 488.5 0.07 29 50 19790 -60.9 -72.9 19 12.0 -61.3 260 50 500.0 500.0 314.9 500.2 0.04 30 49 19916 -61.1 -73.1 19 12.0 -61.5 502.4 502.4 315.1 502.6 0.04 TRP 284 8810 -62.7 -69.7 38 7.0 -62.7 115 11 301.6 301.6 282.0 301.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5027.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 75.10 % Est. max temperature: -7.48 C = 18.54 F Sfc-Lift cond lev (LCL): 957.87 mb = 409.33 m = 1342.94 ft T: -21.80 C 700-500 lapse rate: 6.29 C/km ThetaE index: 1.34 C Layer 925.0- 915.0 mb Conv cond level (CCL): 1003.00 mb = 71.16 m = 233.47 ft Mean mixing ratio: 0.50 g/kg Conv temperature: -24.71 C = -12.48 F Cap Strength: 19.95 C Lifted Index: 25.81 C Risk: None Lifted Index @300 mb: 31.62 C Lifted Index @700 mb: 19.95 C Showalter Index: 14.67 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 17.90 C K Index: -4.50 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.82 J/kg Max Up Vert Vel: 7.19 m/s Conv Inhibition (B-): 42862.75 J/kg Cap Strength: 25.79 C Lift Cond Lev (LCL): 910.50 mb = 781.96 m = 2565.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 147 at 9 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 1007 42 180 1 0.0 1.0 | 323 8 4.7 -6.2 1 1000 93 220 3 1.9 2.3 | 306 8 6.6 -4.9 2 925 666 80 5 -4.9 -0.9 | 2 8 -0.2 -8.1 3 850 1292 115 7 -6.3 3.0 | 21 5 -1.6 -4.2 4 700 2734 145 13 -7.5 10.6 | 141 4 -2.8 3.5 5 500 5120 100 15 -14.8 2.6 | 65 11 -10.1 -4.6 6 400 6630 85 17 -16.9 -1.5 | 55 15 -12.2 -8.7 7 300 8470 95 13 -13.0 1.1 | 54 10 -8.3 -6.1 8 284 8810 115 11 -10.0 4.6 | 64 6 -5.3 -2.5 9 250 9600 175 13 -1.1 13.0 | 212 7 3.6 5.8 10 200 10990 220 11 7.1 8.4 | 264 12 11.8 1.2 11 150 12820 220 17 10.9 13.0 | 250 17 15.6 5.8 12 100 15400 230 27 20.7 17.4 | 248 27 25.4 10.2 13 70 17670 245 42 38.1 17.7 | 256 44 42.8 10.6 14 50 19790 260 50 49.2 8.7 | 268 54 53.9 1.5 Wind Parameters Mean winds (0-6000m): 116.9 at 11.5 knts Storm direction: 146.9 at 8.6 knts Shear (0-3000m) pos: 1.4 neg: 1.2 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 162.7 deg Storm rel helicity (0-3000m) pos: 17.6 neg: -6.2 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.50 Bulk Shear: 10.33 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 ------------------------------------------------------------------------------- 500 153 4 322 5| 0.0 4.4 4.4| 5.9 -4.7 1.2 2.4 0.23| 9.3 2.2 1000 101 4 357 6| 0.0 3.1 3.1| 9.7 -4.7 5.0 5.0 0.31| 6.9 2.2 1500 108 5 4 6| 1.0 2.1 3.1| 12.0 -4.7 7.3 4.9 0.37| 5.6 2.1 2000 116 6 11 5| 1.4 1.6 3.0| 14.2 -4.7 9.5 4.8 0.45| 4.9 2.2 2500 124 7 22 3| 1.7 1.3 3.0| 16.6 -4.7 11.9 4.8 0.51| 4.5 2.3 3000 130 8 38 3| 1.4 1.2 2.7| 17.6 -6.2 11.4 3.8 0.45| 4.2 1.9 4000 130 10 67 3| 1.1 1.4 2.5| 17.6 -12.2 5.4 1.4 0.25| 3.7 0.9 5000 124 11 73 4| 0.9 1.5 2.4| 17.6 -20.7 -3.1 -0.6 0.11| 3.5 0.4 6000 117 11 70 6| 0.7 1.5 2.2| 17.6 -26.1 -8.5 -1.4 0.06| 3.2 0.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260106.00.gif