UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 1 DEC 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 26 -12.5 -17.5 66 5.0 -13.5 210 1 260.1 260.3 259.3 262.7 0.96 1 1000 79 -10.9 -17.9 56 7.0 -12.3 235 3 262.2 262.4 260.9 264.8 0.93 2 985 195 -9.3 -17.3 52 8.0 -11.0 242 5 265.0 265.2 263.0 267.8 1.00 3 925 678 -12.9 -21.9 47 9.0 -14.5 270 13 266.1 266.2 263.3 268.1 0.72 4 919 728 -13.3 -22.3 47 9.0 -14.9 269 13 266.2 266.3 263.3 268.2 0.69 5 895 929 -12.5 -20.5 51 8.0 -14.0 266 13 269.1 269.2 265.6 271.4 0.84 6 863 1206 -14.5 -22.5 51 8.0 -15.9 262 13 269.8 269.9 265.9 271.9 0.73 7 850 1321 -14.3 -22.3 51 8.0 -15.7 260 13 271.2 271.3 266.9 273.3 0.75 8 823 1566 -13.9 -21.9 51 8.0 -15.4 255 15 274.1 274.2 269.0 276.5 0.80 9 700 2785 -18.1 -34.1 23 16.0 -20.1 230 25 282.4 282.5 273.1 283.4 0.30 10 687 2925 -18.7 -36.7 19 18.0 -20.8 230 27 283.3 283.3 273.5 284.1 0.24 11 662 3200 -20.5 -41.5 13 21.0 -22.6 231 29 284.3 284.3 273.9 284.8 0.15 12 510 5090 -31.5 -38.5 50 7.0 -32.1 235 50 293.0 293.0 278.6 293.9 0.27 13 500 5230 -32.5 -39.5 50 7.0 -33.1 235 52 293.4 293.5 278.7 294.2 0.25 14 483 5472 -33.9 -40.9 49 7.0 -34.4 234 57 294.6 294.6 279.3 295.4 0.22 15 400 6770 -40.9 -48.9 42 8.0 -41.3 230 83 301.8 301.9 282.3 302.2 0.11 16 344 7787 -45.1 -52.1 45 7.0 -45.4 220 109 309.4 309.5 285.2 309.8 0.09 17 343 7807 -45.2 -52.2 45 7.0 -45.5 220 110 309.5 309.5 285.2 309.9 0.09 18 300 8690 -51.1 -59.1 38 8.0 -51.3 225 101 313.3 313.3 286.6 313.5 0.04 19 295 8799 -51.7 -59.7 38 8.0 -51.9 226 100 314.0 314.0 286.8 314.1 0.04 20 250 9860 -54.7 -62.7 37 8.0 -54.8 235 87 324.7 324.8 290.2 324.9 0.03 21 246 9963 -55.5 -63.5 36 8.0 -55.6 235 85 325.1 325.1 290.3 325.2 0.03 22 200 11290 -54.5 -64.5 28 10.0 -54.7 235 64 346.5 346.5 295.8 346.6 0.03 23 160 12724 -52.3 -63.3 25 11.0 -52.7 239 62 373.0 373.0 301.1 373.2 0.05 24 150 13140 -53.1 -65.1 22 12.0 -53.5 240 62 378.6 378.6 302.1 378.8 0.04 25 100 15740 -55.1 -69.1 16 14.0 -55.5 240 56 421.3 421.3 307.9 421.4 0.03 26 70 18000 -57.1 -73.1 11 16.0 -57.6 230 66 462.2 462.2 312.0 462.4 0.03 27 50 20130 -56.3 -73.3 10 17.0 -57.1 245 56 510.8 510.8 315.7 511.0 0.04 28 33 22755 -58.3 -76.3 8 18.0 -59.3 253 46 570.0 570.0 319.2 570.2 0.04 29 30 23360 -54.5 -73.5 8 19.0 -56.1 255 44 596.1 596.1 320.5 596.5 0.06 30 21 25621 -57.5 -77.5 6 20.0 -59.0 224 46 651.0 651.0 322.7 651.4 0.05 31 20 25930 -54.7 -74.7 7 20.0 -56.8 220 46 668.7 668.8 323.4 669.4 0.08 32 16 27372 -50.5 -71.5 7 21.0 -54.1 726.5 726.6 325.3 727.9 0.15 33 13 28763 -38.1 -63.1 6 25.0 -47.4 813.9 814.2 327.7 820.1 0.61 34 11 29906 -41.3 -67.3 4 26.0 -50.0 842.1 842.3 328.3 846.4 0.41 TRP 246 9963 -55.5 -63.5 36 8.0 -55.6 235 85 325.1 325.1 290.3 325.2 0.03 WND 343 7807 -45.2 -52.2 45 7.0 -45.5 220 110 309.5 309.5 285.2 309.9 0.09 Sounding variables and indices 1000-500 mb thick: 5151.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 37.81 % Est. max temperature: -2.19 C = 28.05 F Sfc-Lift cond lev (LCL): 928.71 mb = 647.24 m = 2123.45 ft T: -12.67 C 700-500 lapse rate: 5.89 C/km ThetaE index: 0.00 C Layer 1007.0-5177.3 mb Conv cond level (CCL): 597.13 mb = 3947.50 m = 12950.94 ft Mean mixing ratio: 0.85 g/kg Conv temperature: 15.18 C = 59.32 F Cap Strength: 21.10 C Lifted Index: 21.33 C Risk: None Lifted Index @300 mb: 32.43 C Lifted Index @700 mb: 14.37 C Showalter Index: 16.70 C Risk: None Total Totals Index: 28.40 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 10.20 C K Index: -20.10 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 4.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.84 J/kg Max Up Vert Vel: 5.45 m/s Conv Inhibition (B-): 65413.20 J/kg Cap Strength: 21.13 C Lift Cond Lev (LCL): 837.97 mb = 1429.11 m = 4688.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 23 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 26 210 1 0.5 0.9 | 89 23 -22.6 -0.6 1 1000 79 235 3 2.5 1.7 | 91 21 -20.6 0.3 2 925 678 270 13 13.0 -0.0 | 82 10 -10.1 -1.4 3 850 1321 260 13 12.8 2.3 | 95 10 -10.3 0.8 4 700 2785 230 25 19.2 16.1 | 165 15 -3.9 14.6 5 500 5230 235 52 42.6 29.8 | 215 34 19.5 28.4 6 400 6770 230 83 63.6 53.4 | 218 66 40.5 51.9 7 343 7807 220 110 70.7 84.3 | 210 96 47.6 82.8 8 300 8690 225 101 71.4 71.4 | 215 85 48.4 70.0 9 250 9860 235 87 71.3 49.9 | 225 68 48.2 48.5 10 246 9963 235 85 69.6 48.8 | 225 66 46.6 47.3 11 200 11290 235 64 52.4 36.7 | 220 46 29.4 35.3 12 150 13140 240 62 53.7 31.0 | 226 43 30.6 29.6 13 100 15740 240 56 48.5 28.0 | 224 37 25.4 26.6 14 70 18000 230 66 50.6 42.4 | 214 49 27.5 41.0 15 50 20130 245 56 50.8 23.7 | 231 36 27.7 22.2 16 30 23360 255 44 42.5 11.4 | 243 22 19.4 10.0 17 20 25930 220 46 29.6 35.2 | 191 34 6.5 33.8 Wind Parameters Mean winds (0-6000m): 236.5 at 30.8 knts Storm direction: 266.5 at 23.1 knts Shear (0-3000m) pos: 2.1 neg: 3.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 85.4 deg Storm rel helicity (0-3000m) pos: 55.5 neg: -7.4 tot: 48.2 m^2/s^2 ave: 16.1 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 82.45 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 ------------------------------------------------------------------------------- 500 254 6 91 17| 10.1 0.0 10.1| 9.7 -2.6 7.1 14.2 0.11| 10.5 1.1 1000 265 9 87 14| 6.4 0.0 6.4| 12.6 -7.4 5.2 5.2 0.04| 7.4 0.3 1500 263 11 89 12| 4.3 0.9 5.2| 19.3 -7.4 11.9 7.9 0.18| 5.9 1.1 2000 259 12 95 11| 3.2 2.0 5.2| 30.3 -7.4 22.9 11.5 0.36| 5.8 2.1 2500 252 14 107 10| 2.6 2.7 5.3| 41.1 -7.4 33.7 13.5 0.43| 5.7 2.5 3000 246 16 120 10| 2.1 3.2 5.3| 55.5 -7.4 48.2 16.1 0.47| 5.8 2.7 4000 240 20 146 10| 2.9 2.4 5.3| 98.8 -7.4 91.4 22.8 0.54| 5.7 3.1 5000 238 25 171 12| 3.5 1.9 5.4|145.9 -7.4 138.5 27.7 0.55| 5.7 3.1 6000 236 31 190 16| 2.9 3.1 6.0|179.9 -7.4 172.5 28.7 0.46| 6.4 2.9 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251201.00.gif