UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 27 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 1008 79 1.2 -12.8 34 14.0 -3.0 140 1 273.7 274.0 269.8 277.7 1.41 1 1000 143 0.0 -17.0 26 17.0 -4.5 90 3 273.1 273.3 268.7 276.0 1.01 2 991 215 -1.5 -16.5 31 15.0 -5.4 81 3 272.4 272.5 268.2 275.4 1.06 3 925 760 -5.7 -17.7 38 12.0 -8.6 15 7 273.5 273.7 269.0 276.4 1.03 4 897 999 -7.9 -18.9 41 11.0 -10.4 62 6 273.6 273.8 268.9 276.4 0.96 5 883 1121 -8.1 -19.1 41 11.0 -10.6 86 5 274.7 274.8 269.5 277.4 0.95 6 853 1388 -8.5 -24.5 26 16.0 -11.6 140 3 277.0 277.1 270.4 278.8 0.62 7 850 1415 -8.7 -24.7 26 16.0 -11.8 145 3 277.0 277.1 270.4 278.9 0.61 8 842 1488 -9.3 -26.3 24 17.0 -12.5 147 4 277.2 277.2 270.4 278.8 0.53 9 700 2894 -16.9 -21.7 66 4.8 -17.9 185 29 283.8 283.9 274.9 286.7 0.96 10 693 2969 -17.3 -22.1 66 4.8 -18.3 185 29 284.1 284.3 275.1 287.0 0.94 11 686 3045 -17.7 -22.7 65 5.0 -18.7 185 29 284.5 284.7 275.2 287.3 0.90 12 562 4501 -28.3 -36.3 46 8.0 -29.1 188 33 288.7 288.8 276.5 289.7 0.31 13 500 5330 -32.1 -48.1 19 16.0 -33.1 190 35 293.9 293.9 278.7 294.2 0.10 14 486 5531 -33.1 -50.1 17 17.0 -34.0 190 36 295.1 295.1 279.3 295.4 0.08 15 465 5842 -34.3 -51.3 16 17.0 -35.2 190 38 297.3 297.3 280.3 297.6 0.07 16 420 6548 -40.5 -54.5 21 14.0 -41.0 190 42 298.2 298.2 280.6 298.4 0.06 17 400 6880 -42.9 -56.9 20 14.0 -43.3 190 44 299.2 299.2 281.1 299.4 0.04 18 345 7864 -49.1 -63.1 18 14.0 -49.4 303.8 303.8 283.0 303.8 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5187.00 m Freezing level: 1000.00 mb = 143.00 m = 469.15 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 43.86 % Est. max temperature: 4.05 C = 39.29 F Sfc-Lift cond lev (LCL): 809.40 mb = 1788.67 m = 5868.28 ft T: -10.92 C 700-500 lapse rate: 6.24 C/km ThetaE index: 2.35 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 634.66 mb = 3612.88 m = 11853.15 ft Mean mixing ratio: 1.05 g/kg Conv temperature: 13.71 C = 56.68 F Cap Strength: 11.32 C Lifted Index: 14.93 C Risk: None Lifted Index @700 mb: 8.74 C Showalter Index: 12.70 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 7.40 C K Index: -6.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.49 J/kg Max Up Vert Vel: 2.64 m/s Conv Inhibition (B-): 3268.95 J/kg Cap Strength: 14.82 C Lift Cond Lev (LCL): 771.84 mb = 2150.35 m = 7054.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 216 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 1008 79 140 1 -0.6 0.8 | 39 17 -10.8 -13.2 1 1000 143 90 3 -3.0 0.0 | 43 19 -13.2 -13.9 2 925 760 15 7 -1.8 -6.8 | 30 24 -12.0 -20.7 3 850 1415 145 3 -1.7 2.5 | 46 17 -11.9 -11.5 4 700 2894 185 29 2.5 28.9 | 153 17 -7.7 14.9 5 500 5330 190 35 6.1 34.5 | 169 21 -4.1 20.5 6 400 6880 190 44 7.6 43.3 | 175 30 -2.5 29.4 Wind Parameters Mean winds (0-6000m): 186.2 at 23.0 knts Storm direction: 216.2 at 17.3 knts Shear (0-3000m) pos: 5.9 neg: 1.1 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 159.9 neg: -30.4 tot: 129.4 m^2/s^2 ave: 43.1 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 88.09 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 57 4 40 21| 0.0 6.3 6.3| 6.1 -15.5 -9.4 -18.8 -0.19| 7.6 -1.5 1000 39 5 37 22| 2.0 3.2 5.2| 40.6 -28.6 12.0 12.0 0.13| 8.3 1.1 1500 47 5 39 22| 3.3 2.1 5.4| 57.1 -30.4 26.7 17.8 0.23| 8.1 1.8 2000 112 6 54 20| 4.8 1.6 6.4| 93.0 -30.4 62.6 31.3 0.44| 8.4 3.7 2500 159 9 67 15| 5.8 1.3 7.1|130.8 -30.4 100.4 40.2 0.57| 8.8 5.0 3000 176 12 79 11| 5.9 1.1 7.0|159.9 -30.4 129.4 43.1 0.62| 8.6 5.3 4000 182 17 105 10| 4.8 0.8 5.6|170.0 -30.4 139.6 34.9 0.63| 6.8 4.3 5000 185 20 126 11| 4.1 0.6 4.7|180.9 -30.4 150.4 30.1 0.64| 5.7 3.6 6000 186 23 139 12| 3.6 0.3 3.9|192.5 -30.4 162.0 27.0 0.62| 5.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250427.00.gif