UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U5703... Searching the city database file for: U5703 ... Date:1200Z 9 DEC 25 Station: U5703 WMO ident: 25703 Latitude: 62.92 Longitude: 152.42 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 119 SFC 988 208 -22.1 -25.9 71 3.8 -22.5 50 1 251.9 252.0 251.4 253.2 0.47 2 980 268 -21.1 -25.2 70 4.1 -21.6 46 2 253.5 253.6 252.8 254.9 0.50 3 976 298 -18.9 -23.9 65 5.0 -19.6 44 3 256.0 256.1 255.1 257.6 0.57 4 925 698 -19.7 -22.5 78 2.8 -20.1 15 11 259.2 259.3 257.9 261.0 0.68 5 919 746 -19.7 -22.4 79 2.7 -20.1 23 11 259.6 259.8 258.3 261.5 0.69 6 900 902 -15.5 -17.7 83 2.2 -15.9 49 10 265.5 265.7 263.6 268.5 1.06 7 880 1072 -13.9 -16.8 79 2.9 -14.5 77 10 268.9 269.1 266.1 272.2 1.16 8 850 1335 -14.9 -16.8 85 1.9 -15.3 120 9 270.5 270.7 267.3 273.9 1.21 9 804 1754 -17.1 -19.1 84 2.0 -17.5 124 14 272.5 272.7 268.4 275.5 1.05 10 786 1924 -15.5 -20.1 68 4.6 -16.4 126 16 276.0 276.2 270.5 278.9 0.98 11 727 2511 -17.7 -20.7 77 3.0 -18.3 132 23 279.8 280.0 272.8 282.8 1.01 12 700 2793 -18.9 -21.2 82 2.3 -19.3 135 27 281.6 281.7 273.8 284.6 1.00 13 647 3375 -21.1 -23.8 79 2.7 -21.6 137 28 285.5 285.6 275.7 288.1 0.86 14 500 5220 -34.9 -38.6 69 3.7 -35.2 145 31 290.5 290.5 277.3 291.4 0.27 15 490 5361 -35.5 -39.2 69 3.7 -35.8 145 31 291.4 291.5 277.8 292.3 0.26 16 400 6740 -47.5 -53.5 50 6.0 -47.7 150 35 293.3 293.3 278.4 293.5 0.07 17 320 8176 -60.5 -67.5 39 7.0 -60.6 160 40 294.6 294.6 278.9 294.6 0.01 18 300 8580 -59.1 -66.1 40 7.0 -59.2 180 36 302.0 302.0 282.2 302.1 0.02 19 270 9238 -59.1 -66.1 40 7.0 -59.2 177 37 311.3 311.3 285.8 311.4 0.02 20 250 9720 -57.7 -65.7 35 8.0 -57.8 175 38 320.3 320.3 288.9 320.4 0.02 21 200 11160 -51.7 -68.7 11 17.0 -52.1 190 38 350.9 350.9 296.8 351.0 0.02 22 191 11459 -51.3 -74.3 5 23.0 -51.7 192 37 356.2 356.2 298.0 356.2 0.01 23 163 12494 -48.5 -72.5 5 24.0 -49.2 201 34 377.4 377.4 301.8 377.5 0.01 24 150 13040 -48.9 -72.9 4 24.0 -49.6 205 33 385.8 385.8 303.2 385.9 0.01 25 100 15690 -50.9 -73.9 5 23.0 -51.7 210 42 429.4 429.4 308.8 429.5 0.02 26 88 16529 -48.3 -72.3 5 24.0 -49.5 208 42 450.6 450.6 310.9 450.7 0.02 27 78 17321 -50.5 -74.5 4 24.0 -51.5 207 42 461.8 461.8 312.0 461.9 0.02 28 70 18030 -49.5 -73.5 4 24.0 -50.8 205 42 478.5 478.5 313.4 478.6 0.03 29 51 20100 -48.1 -72.1 5 24.0 -50.0 210 55 527.1 527.1 316.8 527.4 0.04 30 50 20230 -49.7 -73.7 4 24.0 -51.4 210 56 526.4 526.4 316.7 526.6 0.04 31 45 20916 -51.1 -74.1 5 23.0 -52.7 211 61 539.1 539.1 317.5 539.3 0.04 32 41 21523 -48.5 -72.5 5 24.0 -50.7 212 65 560.1 560.1 318.6 560.4 0.05 33 31 23356 -49.4 -73.4 4 24.0 -52.0 215 77 604.3 604.3 320.8 604.7 0.06 34 30 23570 -49.5 -73.5 4 24.0 -52.1 215 71 609.7 609.7 321.0 610.2 0.06 35 20 26240 -49.9 -73.9 4 24.0 -53.3 205 66 683.4 683.5 323.9 684.2 0.09 36 11 30162 -48.5 -72.5 5 24.0 -54.0 816.0 816.1 327.7 817.9 0.19 TRP 320 8176 -60.5 -67.5 39 7.0 -60.6 160 40 294.6 294.6 278.9 294.6 0.01 WND 31 23356 -49.4 -73.4 4 24.0 -52.0 215 77 604.3 604.3 320.8 604.7 0.06 Sounding variables and indices 1000-500 mb thick: 5101.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 76.42 % Est. max temperature: -3.04 C = 26.53 F Sfc-Lift cond lev (LCL): 927.62 mb = 676.96 m = 2220.98 ft T: -19.66 C 700-500 lapse rate: 6.59 C/km Conv cond level (CCL): 988.00 mb = 207.93 m = 682.16 ft Mean mixing ratio: 0.72 g/kg Conv temperature: -21.07 C = -5.93 F Cap Strength: 21.71 C Lifted Index: 24.03 C Risk: None Lifted Index @300 mb: 28.89 C Lifted Index @700 mb: 18.84 C Showalter Index: 13.83 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 18.10 C K Index: 0.90 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.27 J/kg Max Up Vert Vel: 9.72 m/s Conv Inhibition (B-): 67141.05 J/kg Cap Strength: 23.99 C Lift Cond Lev (LCL): 890.80 mb = 980.15 m = 3215.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 17 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 ---------------------------------------------------------- 0 988 208 50 1 -0.8 -0.6 | 350 18 3.0 -17.6 1 925 698 15 11 -2.8 -10.6 | 358 28 0.9 -27.6 2 850 1335 120 9 -7.8 4.5 | 18 13 -4.0 -12.4 3 700 2793 135 27 -19.1 19.1 | 98 15 -15.3 2.1 4 500 5220 145 31 -17.8 25.4 | 121 16 -14.0 8.4 5 400 6740 150 35 -17.5 30.3 | 134 19 -13.7 13.4 6 320 8176 160 40 -13.7 37.6 | 154 23 -9.9 20.6 7 300 8580 180 36 0.0 36.0 | 191 19 3.8 19.1 8 250 9720 175 38 -3.3 37.9 | 181 21 0.5 20.9 9 200 11160 190 38 6.6 37.4 | 207 23 10.4 20.5 10 150 13040 205 33 13.9 29.9 | 234 22 17.7 13.0 11 100 15690 210 42 21.0 36.4 | 232 31 24.8 19.4 12 70 18030 205 42 17.7 38.1 | 226 30 21.5 21.1 13 50 20230 210 56 28.0 48.5 | 225 45 31.8 31.6 14 31 23356 215 77 44.2 63.1 | 226 67 47.9 46.1 15 30 23570 215 71 40.7 58.2 | 227 61 44.5 41.2 16 20 26240 205 66 27.9 59.8 | 216 53 31.7 42.9 Wind Parameters Mean winds (0-6000m): 137.4 at 23.2 knts Storm direction: 167.4 at 17.4 knts Shear (0-3000m) pos: 5.9 neg: 1.7 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 111.6 deg Storm rel helicity (0-3000m) pos: 134.4 neg: -2.2 tot: 132.2 m^2/s^2 ave: 44.1 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 5.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.50 Bulk Shear: 94.33 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 18 6 355 23| 0.0 10.4 10.4| 15.7 -1.3 14.3 28.7 0.27| 10.9 2.9 1000 38 8 3 23| 6.9 5.2 12.1| 70.2 -1.3 68.9 68.9 0.45| 13.0 5.9 1500 71 9 13 20| 6.8 3.5 10.3| 84.6 -2.2 82.4 54.9 0.47| 11.3 5.3 2000 100 11 25 17| 6.7 2.6 9.3|104.7 -2.2 102.5 51.2 0.56| 10.1 5.6 2500 116 13 36 14| 6.7 2.1 8.8|126.1 -2.2 123.9 49.6 0.61| 9.4 5.7 3000 123 15 47 13| 5.9 1.7 7.7|134.4 -2.2 132.2 44.1 0.62| 8.2 5.1 4000 130 19 65 12| 4.7 1.3 6.0|145.2 -2.2 143.0 35.8 0.64| 6.5 4.2 5000 134 21 79 12| 4.0 1.0 5.0|156.6 -2.2 154.4 30.9 0.66| 5.5 3.6 6000 137 23 90 12| 3.6 0.9 4.4|168.8 -2.2 166.6 27.8 0.67| 4.8 3.2 Wrote GIF file: /home/apache/climate/data/raob//U5703/skewt/U5703.skewt.20251209.12.gif