UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for UHMM... Searching the city database file for: UHMM ... Date:1200Z 30 DEC 25 Station: UHMM WMO ident: 25913 Latitude: 59.58 Longitude: 150.78 Elevation: 118.00 ------------------------------------------------------------------------------- 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 1016 118 -16.1 -23.1 55 7.0 -17.1 45 7 255.9 256.0 255.1 257.5 0.59 1 1000 235 -13.9 -19.9 60 6.0 -14.9 60 11 259.2 259.4 258.2 261.4 0.79 2 990 311 -12.9 -19.9 56 7.0 -14.2 63 11 261.0 261.1 259.6 263.2 0.79 3 938 722 -12.9 -24.9 36 12.0 -14.8 76 9 265.1 265.1 262.2 266.6 0.54 4 925 828 -13.7 -26.7 33 13.0 -15.6 80 9 265.3 265.4 262.2 266.6 0.46 5 850 1468 -16.1 -35.1 18 19.0 -18.3 105 15 269.3 269.3 264.6 270.0 0.23 6 843 1530 -16.5 -36.5 16 20.0 -18.7 104 14 269.5 269.5 264.7 270.1 0.20 7 825 1692 -17.3 -37.3 16 20.0 -19.4 103 13 270.3 270.4 265.3 270.9 0.19 8 796 1961 -16.7 -38.7 13 22.0 -19.0 100 11 273.7 273.8 267.5 274.3 0.17 9 700 2920 -20.3 -42.3 12 22.0 -22.3 90 3 280.0 280.0 271.4 280.4 0.13 10 632 3668 -23.9 -44.9 13 21.0 -25.6 134 7 284.2 284.2 273.8 284.6 0.11 11 560 4536 -30.5 -51.5 11 21.0 -31.6 186 11 286.4 286.4 274.9 286.6 0.06 12 527 4963 -33.7 -43.7 36 10.0 -34.3 212 13 287.6 287.6 275.7 288.1 0.15 13 504 5275 -34.9 -42.9 44 8.0 -35.4 232 15 289.8 289.9 276.9 290.4 0.17 14 500 5330 -35.1 -43.1 44 8.0 -35.6 235 15 290.2 290.3 277.0 290.8 0.17 15 486 5528 -36.3 -44.3 43 8.0 -36.8 234 17 291.1 291.2 277.5 291.7 0.15 16 410 6686 -46.3 -53.3 45 7.0 -46.5 226 26 292.7 292.8 278.1 293.0 0.07 17 400 6850 -47.3 -54.3 45 7.0 -47.5 225 27 293.5 293.5 278.5 293.7 0.06 18 300 8700 -58.9 -64.9 46 6.0 -59.0 210 46 302.3 302.3 282.3 302.4 0.02 19 296 8784 -59.5 -65.5 46 6.0 -59.6 210 46 302.6 302.6 282.5 302.7 0.02 20 287 8977 -58.5 -64.5 46 6.0 -58.6 209 46 306.7 306.7 284.1 306.8 0.02 21 257 9668 -59.7 -65.7 45 6.0 -59.7 206 44 314.8 314.8 287.1 314.9 0.02 22 250 9840 -59.3 -65.3 46 6.0 -59.4 205 44 317.9 317.9 288.1 318.0 0.02 23 200 11260 -55.1 -63.1 36 8.0 -55.3 215 36 345.5 345.5 295.7 345.7 0.04 24 167 12413 -53.1 -62.1 33 9.0 -53.4 212 35 367.1 367.1 300.1 367.4 0.05 25 150 13100 -54.5 -64.5 28 10.0 -54.8 210 35 376.2 376.2 301.6 376.4 0.04 26 142 13450 -54.9 -65.9 24 11.0 -55.2 209 36 381.4 381.4 302.5 381.6 0.04 27 132 13922 -48.9 -60.9 23 12.0 -49.5 208 38 400.2 400.2 305.3 400.6 0.08 28 100 15750 -47.1 -63.1 14 16.0 -48.2 205 46 436.7 436.7 309.6 437.1 0.08 29 87 16678 -43.3 -61.3 12 18.0 -45.1 203 42 462.1 462.1 312.0 462.8 0.11 30 70 18120 -49.1 -69.1 8 20.0 -50.4 200 35 479.3 479.4 313.4 479.6 0.05 31 63 18811 -50.3 -70.3 8 20.0 -51.5 197 33 491.4 491.4 314.4 491.6 0.05 32 50 20320 -51.1 -72.1 6 21.0 -52.5 190 29 523.1 523.1 316.5 523.3 0.05 33 39 21941 -50.7 -72.7 6 22.0 -52.5 190 24 562.6 562.6 318.8 563.0 0.05 34 30 23670 -46.3 -70.3 5 24.0 -49.7 190 19 618.4 618.5 321.5 619.2 0.10 35 23 25411 -51.7 -74.7 5 23.0 -54.3 200 24 651.4 651.4 322.7 651.9 0.07 36 20 26320 -49.7 -73.7 4 24.0 -53.1 205 27 684.0 684.1 323.9 684.8 0.09 37 15 28222 -45.1 -69.1 5 24.0 -50.9 758.0 758.1 326.2 760.2 0.23 38 12 29705 -47.5 -71.5 5 24.0 -53.1 799.4 799.5 327.3 801.5 0.21 39 10 30922 -42.9 -67.9 5 25.0 -51.1 859.4 859.6 328.7 863.8 0.41 TRP 296 8784 -59.5 -65.5 46 6.0 -59.6 210 46 302.6 302.6 282.5 302.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5095.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 21.78 % Est. max temperature: -3.53 C = 25.65 F Sfc-Lift cond lev (LCL): 906.07 mb = 984.49 m = 3229.92 ft T: -14.29 C 700-500 lapse rate: 6.14 C/km ThetaE index: 0.00 C Layer 1016.0--45828628193214464.0 mb Conv cond level (CCL): 583.77 mb = 4237.96 m = 13903.89 ft Mean mixing ratio: 0.64 g/kg Conv temperature: 13.82 C = 56.88 F Cap Strength: 21.15 C Lifted Index: 21.42 C Risk: None Lifted Index @300 mb: 26.98 C Lifted Index @700 mb: 14.95 C Showalter Index: 16.79 C Risk: None Total Totals Index: 19.00 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 0.00 C K Index: -38.10 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 4.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.34 J/kg Max Up Vert Vel: 7.53 m/s Conv Inhibition (B-): 67452.75 J/kg Cap Strength: 20.79 C Lift Cond Lev (LCL): 829.31 mb = 1653.21 m = 5423.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 202 at 8 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 1016 118 45 7 -4.9 -4.9 | 33 15 -7.9 -12.3 1 1000 235 60 11 -9.5 -5.5 | 44 18 -12.5 -12.9 2 925 828 80 9 -8.9 -1.6 | 53 15 -11.8 -9.0 3 850 1468 105 15 -14.5 3.9 | 79 18 -17.5 -3.5 4 700 2920 90 3 -3.0 0.0 | 39 10 -6.0 -7.4 5 500 5330 235 15 12.3 8.6 | 263 9 9.3 1.2 6 400 6850 225 27 19.1 19.1 | 234 20 16.1 11.7 7 300 8700 210 46 23.0 39.8 | 212 38 20.0 32.4 8 296 8784 210 46 23.0 39.8 | 212 38 20.0 32.4 9 250 9840 205 44 18.6 39.9 | 206 36 15.6 32.5 10 200 11260 215 36 20.6 29.5 | 219 28 17.7 22.1 11 150 13100 210 35 17.5 30.3 | 212 27 14.5 22.9 12 100 15750 205 46 19.4 41.7 | 206 38 16.5 34.3 13 70 18120 200 35 12.0 32.9 | 199 27 9.0 25.5 14 50 20320 190 29 5.0 28.6 | 186 21 2.1 21.2 15 30 23670 190 19 3.3 18.7 | 182 11 0.3 11.3 16 20 26320 205 27 11.4 24.5 | 206 19 8.4 17.1 Wind Parameters Mean winds (0-6000m): 171.9 at 10.6 knts Storm direction: 201.9 at 8.0 knts Shear (0-3000m) pos: 1.9 neg: 1.4 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 13.6 deg Storm rel helicity (0-3000m) pos: 58.7 neg: -30.5 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.76 Bulk Shear: 37.15 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 63 10 45 17| 5.0 0.0 5.0| 21.8 0.0 21.8 43.7 0.72| 7.2 5.2 1000 73 10 50 16| 4.4 0.0 4.4| 37.6 0.0 37.6 37.6 0.76| 6.0 4.5 1500 85 11 59 16| 4.0 0.0 4.0| 55.7 -2.8 52.9 35.3 0.73| 5.8 4.2 2000 89 11 62 16| 3.0 1.1 4.1| 55.7 -15.0 40.7 20.3 0.44| 5.4 2.4 2500 91 11 62 15| 2.4 1.7 4.1| 55.7 -25.2 30.5 12.2 0.24| 5.2 1.3 3000 92 10 61 14| 1.9 1.4 3.3| 58.7 -30.5 28.2 9.4 0.19| 5.0 0.9 4000 101 9 64 13| 2.2 1.1 3.3| 74.7 -30.5 44.2 11.1 0.35| 4.8 1.7 5000 123 9 78 11| 2.0 0.9 2.8| 89.4 -30.5 58.9 11.8 0.49| 5.2 2.5 6000 172 11 125 5| 1.8 0.9 2.7| 94.3 -41.7 52.6 8.8 0.39| 5.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//UHMM/skewt/UHMM.skewt.20251230.12.gif