UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 5 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 41 -26.3 -29.4 75 3.1 -26.6 20 1 246.4 246.4 246.2 247.3 0.33 1 1000 92 -23.5 -27.5 70 4.0 -23.9 30 1 249.6 249.7 249.3 250.7 0.40 2 991 158 -21.5 -25.1 73 3.6 -21.9 31 2 252.3 252.4 251.8 253.7 0.50 3 925 664 -23.7 -26.2 80 2.5 -24.0 40 9 255.1 255.2 254.1 256.4 0.49 4 902 848 -23.7 -26.0 81 2.3 -23.9 55 10 256.9 257.0 255.7 258.3 0.51 5 883 1003 -22.5 -24.6 83 2.1 -22.8 67 10 259.7 259.8 258.2 261.4 0.59 6 868 1130 -18.9 -20.8 85 1.9 -19.2 78 11 264.8 264.9 262.6 267.1 0.84 7 850 1285 -20.1 -21.7 87 1.6 -20.4 90 11 265.1 265.2 262.7 267.3 0.79 8 833 1435 -20.9 -22.5 87 1.6 -21.1 89 11 265.8 265.9 263.2 267.9 0.75 9 776 1962 -18.1 -19.5 89 1.4 -18.4 85 9 274.2 274.4 269.5 277.3 1.05 10 772 2001 -18.1 -19.5 89 1.4 -18.4 85 9 274.6 274.8 269.7 277.7 1.06 11 700 2726 -23.3 -26.7 74 3.4 -23.8 80 7 276.7 276.8 270.2 278.5 0.61 12 694 2789 -23.5 -26.9 74 3.4 -23.9 80 7 277.1 277.2 270.5 279.0 0.61 13 585 4029 -27.5 -41.5 25 14.0 -28.6 80 9 286.4 286.4 275.0 286.9 0.17 14 560 4342 -29.9 -44.9 22 15.0 -30.9 80 10 287.1 287.1 275.4 287.5 0.12 15 500 5140 -35.7 -49.7 22 14.0 -36.4 80 11 289.5 289.5 276.6 289.8 0.08 16 400 6650 -47.5 -58.5 27 11.0 -47.7 50 9 293.3 293.3 278.3 293.4 0.04 17 312 8246 -59.7 -69.7 26 10.0 -59.8 41 7 297.8 297.8 280.4 297.9 0.01 18 300 8490 -61.3 -71.3 25 10.0 -61.4 40 7 298.9 298.9 280.9 299.0 0.01 19 275 9029 -63.9 -73.9 24 10.0 -64.0 100 7 302.7 302.7 282.5 302.7 0.01 20 274 9052 -63.9 -73.9 24 10.0 -64.0 103 7 303.0 303.0 282.6 303.0 0.01 21 250 9620 -61.3 -71.3 25 10.0 -61.4 175 11 314.9 314.9 287.1 315.0 0.01 22 211 10680 -55.9 -65.9 28 10.0 -56.1 190 8 339.0 339.0 294.1 339.1 0.03 23 200 11020 -55.5 -65.5 28 10.0 -55.7 195 7 344.9 344.9 295.5 345.0 0.03 24 150 12860 -53.7 -64.7 25 11.0 -54.0 220 15 377.5 377.6 301.9 377.7 0.04 25 137 13445 -52.3 -64.3 22 12.0 -52.7 221 17 389.9 389.9 303.8 390.2 0.05 26 100 15470 -54.7 -67.7 19 13.0 -55.2 225 23 422.0 422.0 308.0 422.3 0.04 27 93 15934 -54.1 -68.1 16 14.0 -54.6 228 25 432.1 432.1 309.1 432.3 0.04 28 80 16902 -52.9 -67.9 15 15.0 -53.6 234 29 453.6 453.6 311.2 453.8 0.05 29 70 17760 -54.1 -69.1 14 15.0 -54.8 240 33 468.6 468.7 312.5 468.9 0.05 30 61 18639 -54.5 -69.5 14 15.0 -55.3 242 37 486.6 486.6 314.0 486.9 0.05 31 50 19900 -57.5 -73.5 11 16.0 -58.2 245 42 508.0 508.0 315.5 508.2 0.04 32 44 20704 -59.3 -75.3 11 16.0 -59.9 522.5 522.5 316.5 522.7 0.03 33 32 22686 -62.1 -78.1 10 16.0 -62.7 564.8 564.8 318.9 565.0 0.03 34 31 22882 -63.1 -79.1 10 16.0 -63.7 567.3 567.3 319.0 567.4 0.02 35 30 23084 -62.1 -79.1 9 17.0 -62.8 575.3 575.4 319.5 575.5 0.03 TRP 275 9029 -63.9 -73.9 24 10.0 -64.0 100 7 302.7 302.7 282.5 302.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5048.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 60.58 % Est. max temperature: -7.66 C = 18.21 F Sfc-Lift cond lev (LCL): 955.98 mb = 422.29 m = 1385.44 ft T: -22.65 C 700-500 lapse rate: 5.14 C/km ThetaE index: 0.00 C Layer 1007.0-635007559270400.0 mb Conv cond level (CCL): 536.33 mb = 4646.03 m = 15242.68 ft Mean mixing ratio: 0.48 g/kg Conv temperature: 15.48 C = 59.86 F Cap Strength: 27.47 C Lifted Index: 28.50 C Risk: None Lifted Index @300 mb: 31.29 C Lifted Index @700 mb: 20.10 C Showalter Index: 18.33 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 14.00 C K Index: -9.50 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.43 J/kg Max Up Vert Vel: 5.90 m/s Conv Inhibition (B-): 50089.18 J/kg Cap Strength: 28.38 C Lift Cond Lev (LCL): 909.21 mb = 789.54 m = 2590.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 at 7 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 41 20 1 -0.3 -0.9 | 295 7 6.0 -2.8 1 1000 92 30 1 -0.5 -0.9 | 295 6 5.9 -2.8 2 925 664 40 9 -5.8 -6.9 | 356 9 0.6 -8.8 3 850 1285 90 11 -11.0 0.0 | 68 5 -4.6 -1.9 4 700 2726 80 7 -6.9 -1.2 | 9 3 -0.5 -3.1 5 500 5140 80 11 -10.8 -1.9 | 49 6 -4.5 -3.8 6 400 6650 50 9 -6.9 -5.8 | 4 8 -0.5 -7.7 7 300 8490 40 7 -4.5 -5.4 | 345 7 1.9 -7.3 8 275 9029 100 7 -6.9 1.2 | 37 1 -0.5 -0.7 9 250 9620 175 11 -1.0 11.0 | 211 11 5.4 9.1 10 200 11020 195 7 1.8 6.8 | 239 10 8.2 4.9 11 150 12860 220 15 9.6 11.5 | 239 19 16.0 9.6 12 100 15470 225 23 16.3 16.3 | 238 27 22.6 14.4 13 70 17760 240 33 28.6 16.5 | 247 38 35.0 14.6 14 50 19900 245 42 38.1 17.7 | 250 47 44.4 15.9 Wind Parameters Mean winds (0-6000m): 76.5 at 8.9 knts Storm direction: 106.5 at 6.7 knts Shear (0-3000m) pos: 1.7 neg: 0.5 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 82.7 deg Storm rel helicity (0-3000m) pos: 28.4 neg: -3.6 tot: 24.8 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.18 Bulk Shear: 5.47 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 37 4 320 6| 6.5 0.0 6.5| 11.0 0.0 11.0 22.0 0.96| 6.5 6.3 1000 48 7 346 6| 4.9 0.0 4.9| 23.1 0.0 23.1 23.1 0.92| 6.8 6.2 1500 65 8 8 5| 3.4 0.0 3.4| 28.0 -0.6 27.4 18.3 0.86| 6.0 5.1 2000 72 8 18 5| 2.6 0.4 2.9| 28.0 -1.9 26.1 13.0 0.73| 4.9 3.5 2500 74 8 21 4| 2.0 0.6 2.7| 28.0 -3.2 24.8 9.9 0.60| 4.2 2.5 3000 76 8 21 4| 1.7 0.5 2.2| 28.4 -3.6 24.8 8.3 0.57| 3.7 2.1 4000 77 8 23 4| 1.3 0.2 1.5| 29.7 -3.6 26.1 6.5 0.59| 3.0 1.7 5000 78 9 28 4| 1.0 0.2 1.2| 31.0 -3.6 27.4 5.5 0.59| 2.5 1.5 6000 77 9 30 5| 0.9 0.4 1.2| 31.1 -9.1 22.0 3.7 0.40| 2.4 1.0 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260105.12.gif