UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 7 DEC 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 1015 13 -1.5 -4.1 82 2.6 -2.4 45 5 270.5 271.0 269.9 278.0 2.77 1 1013 29 0.0 -4.2 73 4.2 -1.5 44 6 272.1 272.6 270.9 279.7 2.76 2 1000 132 0.2 -4.6 70 4.8 -1.6 35 9 273.4 273.8 271.6 280.8 2.71 3 925 750 -5.7 -10.2 71 4.5 -7.1 25 13 273.5 273.8 270.4 278.8 1.90 4 911 869 -6.7 -10.8 73 4.1 -7.9 24 12 273.6 274.0 270.4 278.8 1.84 5 850 1408 -10.1 -20.1 44 10.0 -12.2 20 7 275.6 275.7 270.1 278.2 0.91 6 787 1997 -13.9 -26.9 32 13.0 -16.1 66 9 277.6 277.7 270.7 279.3 0.54 7 757 2292 -14.7 -30.7 24 16.0 -17.1 89 11 279.9 279.9 271.8 281.1 0.39 8 700 2882 -16.9 -22.9 60 6.0 -18.0 135 13 283.8 283.9 274.8 286.4 0.87 9 699 2893 -17.1 -23.1 60 6.0 -18.3 135 13 283.7 283.8 274.7 286.2 0.85 10 506 5227 -35.5 -40.1 63 4.6 -35.8 140 28 288.8 288.8 276.4 289.5 0.23 11 500 5310 -35.9 -40.7 61 4.8 -36.2 140 29 289.3 289.3 276.6 290.0 0.22 12 425 6424 -42.9 -47.9 58 5.0 -43.1 165 38 294.1 294.1 278.9 294.5 0.12 13 400 6830 -46.7 -51.5 58 4.8 -46.9 175 42 294.3 294.3 278.9 294.6 0.08 14 386 7065 -49.1 -54.0 56 4.9 -49.2 173 43 294.2 294.2 278.8 294.4 0.06 15 371 7326 -48.1 -53.1 56 5.0 -48.3 171 44 298.8 298.9 281.0 299.1 0.07 16 331 8070 -53.5 -59.5 48 6.0 -53.6 165 46 301.3 301.3 282.0 301.5 0.04 17 303 8636 -55.1 -62.1 42 7.0 -55.2 160 48 306.8 306.8 284.1 306.9 0.03 18 300 8700 -54.9 -61.9 42 7.0 -55.0 160 48 308.0 308.0 284.6 308.1 0.03 19 287 8981 -55.7 -62.7 41 7.0 -55.8 162 47 310.7 310.8 285.6 310.9 0.03 20 260 9616 -50.1 -58.1 38 8.0 -50.3 168 43 327.9 327.9 291.2 328.1 0.06 21 250 9870 -52.1 -60.1 38 8.0 -52.3 170 42 328.6 328.6 291.4 328.8 0.05 22 245 10001 -53.3 -61.3 37 8.0 -53.5 170 41 328.7 328.7 291.4 328.9 0.04 23 219 10733 -48.1 -58.1 31 10.0 -48.5 170 37 347.5 347.5 296.1 347.8 0.07 24 200 11330 -49.5 -61.5 23 12.0 -49.9 170 33 354.4 354.4 297.6 354.6 0.05 25 190 11667 -49.5 -62.5 20 13.0 -49.9 172 33 359.6 359.6 298.7 359.8 0.04 26 165 12599 -46.3 -62.3 15 16.0 -47.0 177 33 379.8 379.8 302.2 380.0 0.05 27 150 13230 -48.7 -65.7 12 17.0 -49.4 180 33 386.2 386.2 303.2 386.3 0.04 28 140 13681 -51.7 -68.7 11 17.0 -52.2 183 32 388.6 388.6 303.6 388.7 0.03 29 134 13968 -46.7 -64.7 11 18.0 -47.6 184 32 402.4 402.4 305.6 402.6 0.05 30 100 15900 -48.9 -68.9 8 20.0 -49.8 195 29 433.2 433.3 309.2 433.4 0.04 31 84 17044 -49.9 -70.9 7 21.0 -51.0 188 31 453.4 453.4 311.2 453.5 0.03 32 70 18250 -45.5 -68.5 6 23.0 -47.4 180 33 487.0 487.1 314.0 487.4 0.05 33 67 18542 -44.7 -67.7 6 23.0 -46.8 181 34 494.9 494.9 314.6 495.3 0.06 34 56 19730 -48.3 -70.3 6 22.0 -50.0 183 40 512.8 512.8 315.8 513.1 0.05 35 50 20470 -50.9 -73.9 5 23.0 -52.4 185 44 523.5 523.5 316.5 523.7 0.03 36 39 22099 -46.7 -70.7 5 24.0 -49.4 183 40 572.7 572.7 319.3 573.2 0.07 37 30 23830 -48.1 -72.1 5 24.0 -51.0 180 36 613.5 613.5 321.2 614.1 0.08 38 28 24285 -49.3 -73.3 4 24.0 -52.1 180 37 622.4 622.4 321.6 622.9 0.07 39 22 25880 -46.5 -70.5 5 24.0 -50.6 180 41 675.2 675.2 323.6 676.3 0.13 40 21 26188 -49.1 -73.1 4 24.0 -52.6 180 41 676.4 676.4 323.7 677.2 0.09 41 20 26510 -47.3 -71.3 5 24.0 -51.4 180 42 691.4 691.4 324.2 692.5 0.13 42 19 26847 -46.7 -70.7 5 24.0 -51.2 177 40 703.5 703.5 324.6 704.7 0.15 43 16 27978 -47.1 -71.1 5 24.0 -52.0 167 33 737.6 737.7 325.6 739.1 0.16 44 12 29870 -47.5 -71.5 5 24.0 -53.1 151 21 799.4 799.5 327.3 801.5 0.21 45 11 30438 -50.5 -74.5 4 24.0 -55.3 146 17 808.7 808.8 327.5 810.1 0.14 46 10 31060 -48.5 -72.5 5 24.0 -54.4 140 13 838.5 838.6 328.2 840.7 0.21 47 9.5 31399 -46.5 -70.5 5 24.0 -53.3 858.5 858.6 328.7 861.7 0.30 48 7.9 32619 -48.3 -72.3 5 24.0 -55.0 897.8 897.9 329.4 900.9 0.28 TRP 303 8636 -55.1 -62.1 42 7.0 -55.2 160 48 306.8 306.8 284.1 306.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5178.00 m Freezing level: Surface below freezing Freezing level: 1013.00 mb = 28.86 m = 94.69 ft Freezing level: 997.46 mb = 152.95 m = 501.80 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 55.90 % Est. max temperature: 3.11 C = 37.60 F Sfc-Lift cond lev (LCL): 974.38 mb = 337.71 m = 1107.97 ft T: -1.76 C 700-500 lapse rate: 7.83 C/km ThetaE index: 2.01 C Layer 925.0- 911.0 mb Conv cond level (CCL): 882.41 mb = 1117.28 m = 3665.57 ft Mean mixing ratio: 2.32 g/kg Conv temperature: 2.56 C = 36.61 F Cap Strength: 7.90 C Lifted Index: 8.26 C Risk: None Lifted Index @300 mb: 20.02 C Lifted Index @700 mb: 5.99 C Showalter Index: 9.43 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 25.80 C Cross Totals Index: 15.80 C K Index: -0.30 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.20 J/kg Max Up Vert Vel: 2.53 m/s Conv Inhibition (B-): 82539.06 J/kg Cap Strength: 7.83 C Lift Cond Lev (LCL): 899.09 mb = 971.76 m = 3188.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 159 at 13 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 1015 13 45 5 -3.5 -3.5 | 356 16 1.2 -15.6 1 1000 132 35 9 -5.2 -7.4 | 1 19 -0.4 -19.5 2 925 750 25 13 -5.5 -11.8 | 2 24 -0.8 -23.9 3 850 1408 20 7 -2.4 -6.6 | 353 19 2.3 -18.7 4 700 2882 135 13 -9.2 9.2 | 57 5 -4.5 -2.9 5 500 5310 140 29 -18.6 22.2 | 126 17 -13.9 10.1 6 400 6830 175 42 -3.7 41.8 | 182 30 1.1 29.8 7 303 8636 160 48 -16.4 45.1 | 161 35 -11.7 33.0 8 300 8700 160 48 -16.4 45.1 | 161 35 -11.7 33.0 9 250 9870 170 42 -7.3 41.4 | 175 29 -2.6 29.3 10 200 11330 170 33 -5.7 32.5 | 177 20 -1.0 20.4 11 150 13230 180 33 0.0 33.0 | 193 21 4.7 20.9 12 100 15900 195 29 7.5 28.0 | 218 20 12.2 15.9 13 70 18250 180 33 0.0 33.0 | 193 21 4.7 20.9 14 50 20470 185 44 3.8 43.8 | 195 33 8.6 31.8 15 30 23830 180 36 0.0 36.0 | 191 24 4.7 23.9 16 20 26510 180 42 0.0 42.0 | 189 30 4.7 29.9 17 10 31060 140 13 -8.4 10.0 | 60 4 -3.6 -2.1 Wind Parameters Mean winds (0-6000m): 128.6 at 17.3 knts Storm direction: 158.6 at 13.0 knts Shear (0-3000m) pos: 3.5 neg: 1.1 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 70.5 deg Storm rel helicity (0-3000m) pos: 66.9 neg: -19.1 tot: 47.8 m^2/s^2 ave: 15.9 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 55.83 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 33 9 1 20| 0.0 7.0 7.0| 9.3 0.0 9.3 18.7 0.29| 7.1 2.1 1000 28 11 1 22| 0.0 3.2 3.2| 9.3 -8.7 0.6 0.6 0.05| 5.5 0.3 1500 27 10 359 21| 1.1 2.1 3.3| 14.6 -19.1 -4.5 -3.0 -0.02| 5.2 -0.1 2000 32 10 1 20| 2.0 1.6 3.6| 40.5 -19.1 21.4 10.7 0.24| 5.5 1.3 2500 44 10 6 19| 3.0 1.3 4.3| 59.1 -19.1 40.0 16.0 0.36| 5.9 2.1 3000 60 10 14 18| 3.5 1.1 4.6| 66.9 -19.1 47.8 15.9 0.40| 6.2 2.4 4000 96 12 33 13| 3.4 0.8 4.2| 76.4 -19.1 57.3 14.3 0.45| 5.5 2.5 5000 117 14 56 10| 3.4 0.6 4.1| 86.9 -19.1 67.8 13.6 0.46| 5.1 2.3 6000 129 17 82 9| 3.7 0.5 4.2|140.4 -19.1 121.3 20.2 0.53| 5.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251207.00.gif