UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 30 APR 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 1014 43 -3.1 -6.2 79 3.1 -4.1 50 1 269.0 269.4 268.2 275.4 2.37 1 1000 153 -0.7 -5.7 69 5.0 -2.4 65 7 272.5 272.9 270.7 279.3 2.49 2 990 233 0.4 -6.6 59 7.0 -2.0 80 7 274.3 274.7 271.6 280.9 2.35 3 925 772 -4.5 -15.5 42 11.0 -7.4 185 5 274.7 274.9 270.1 278.2 1.23 4 850 1431 -10.3 -18.3 52 8.0 -12.1 190 11 275.4 275.5 270.2 278.4 1.06 5 836 1559 -11.5 -18.5 56 7.0 -13.0 190 10 275.4 275.6 270.2 278.5 1.06 6 825 1660 -12.1 -20.1 51 8.0 -13.7 190 10 275.8 276.0 270.2 278.6 0.94 7 742 2470 -14.1 -30.1 24 16.0 -16.6 190 7 282.1 282.2 273.1 283.4 0.42 8 700 2911 -16.3 -29.3 32 13.0 -18.4 190 5 284.4 284.5 274.5 285.9 0.48 9 622 3789 -20.7 -34.7 27 14.0 -22.5 178 6 289.2 289.2 276.7 290.2 0.32 10 500 5360 -33.1 -43.1 36 10.0 -33.8 155 9 292.7 292.7 278.3 293.3 0.17 11 426 6459 -42.9 -50.9 41 8.0 -43.2 83 22 293.9 293.9 278.7 294.2 0.08 12 400 6880 -44.7 -52.7 40 8.0 -45.0 55 27 296.9 296.9 280.1 297.2 0.07 13 369 7417 -47.3 -55.3 39 8.0 -47.5 51 19 300.4 300.4 281.5 300.6 0.06 14 318 8387 -54.1 -61.1 42 7.0 -54.2 45 5 304.0 304.0 283.0 304.1 0.03 15 300 8760 -54.7 -61.7 42 7.0 -54.8 55 3 308.2 308.3 284.7 308.4 0.03 16 285 9090 -54.5 -61.5 42 7.0 -54.6 54 3 313.1 313.1 286.5 313.2 0.03 17 262 9634 -51.5 -58.5 43 7.0 -51.7 51 3 325.1 325.1 290.4 325.3 0.05 18 250 9940 -51.3 -58.3 43 7.0 -51.5 50 3 329.8 329.8 291.7 330.0 0.06 19 224 10656 -48.3 -57.3 35 9.0 -48.6 38 3 344.9 344.9 295.6 345.2 0.07 20 200 11400 -48.5 -59.5 27 11.0 -48.9 25 3 356.0 356.0 298.0 356.2 0.06 21 150 13290 -49.3 -65.3 14 16.0 -49.9 15 3 385.1 385.1 303.1 385.3 0.04 22 100 15950 -49.7 -69.7 8 20.0 -50.6 5 3 431.7 431.7 309.0 431.9 0.03 23 70 18280 -49.9 -72.9 5 23.0 -51.1 115 5 477.6 477.6 313.2 477.8 0.03 24 50 20480 -49.7 -73.7 4 24.0 -51.4 280 3 526.4 526.4 316.7 526.6 0.04 25 30 23830 -48.9 -73.9 4 25.0 -51.7 170 5 611.3 611.4 321.2 611.8 0.06 26 25 25021 -51.1 -76.1 4 25.0 -53.7 139 6 637.7 637.8 322.2 638.1 0.05 27 22 25860 -46.5 -72.5 4 26.0 -50.7 116 7 675.2 675.2 323.6 676.0 0.10 28 20 26490 -48.3 -74.3 3 26.0 -52.2 100 7 688.3 688.4 324.1 689.0 0.08 29 14 28844 -47.3 -73.3 4 26.0 -52.5 765.6 765.7 326.4 766.9 0.13 TRP 318 8387 -54.1 -61.1 42 7.0 -54.2 45 5 304.0 304.0 283.0 304.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Freezing level: 993.64 mb = 204.09 m = 669.57 ft Freezing level: 984.69 mb = 277.26 m = 909.63 ft Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 37.84 % Est. max temperature: 3.19 C = 37.74 F Sfc-Lift cond lev (LCL): 965.63 mb = 430.98 m = 1413.96 ft T: -1.40 C 700-500 lapse rate: 6.86 C/km ThetaE index: 2.61 C Layer 925.0- 850.0 mb Conv cond level (CCL): 832.05 mb = 1595.23 m = 5233.62 ft Mean mixing ratio: 1.87 g/kg Conv temperature: 3.50 C = 38.30 F Cap Strength: 9.98 C Lifted Index: 11.47 C Risk: None Lifted Index @300 mb: 20.63 C Lifted Index @700 mb: 7.00 C Showalter Index: 12.06 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 14.80 C K Index: -8.50 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.42 J/kg Max Up Vert Vel: 5.37 m/s Conv Inhibition (B-): 58292.19 J/kg Cap Strength: 11.42 C Lift Cond Lev (LCL): 852.71 mb = 1406.24 m = 4613.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 195 at 6 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 1014 43 50 1 -0.8 -0.6 | 20 7 -2.3 -6.4 1 1000 153 65 7 -6.3 -3.0 | 42 12 -7.9 -8.7 2 925 772 185 5 0.4 5.0 | 57 1 -1.1 -0.7 3 850 1431 190 11 1.9 10.8 | 184 5 0.3 5.1 4 700 2911 190 5 0.9 4.9 | 41 1 -0.7 -0.8 5 500 5360 155 9 -3.8 8.2 | 114 6 -5.4 2.4 6 400 6880 55 27 -22.1 -15.5 | 48 32 -23.7 -21.2 7 318 8387 45 5 -3.5 -3.5 | 29 11 -5.1 -9.3 8 300 8760 55 3 -2.5 -1.7 | 28 8 -4.0 -7.4 9 250 9940 50 3 -2.3 -1.9 | 27 9 -3.9 -7.6 10 200 11400 25 3 -1.3 -2.7 | 19 9 -2.8 -8.4 11 150 13290 15 3 -0.8 -2.9 | 15 9 -2.3 -8.6 12 100 15950 5 3 -0.3 -3.0 | 12 9 -1.8 -8.7 13 70 18280 115 5 -4.5 2.1 | 59 7 -6.1 -3.6 14 50 20480 280 3 3.0 -0.5 | 347 6 1.4 -6.2 15 30 23830 170 5 -0.9 4.9 | 72 3 -2.4 -0.8 16 20 26490 100 7 -6.9 1.2 | 62 10 -8.5 -4.5 Wind Parameters Mean winds (0-6000m): 165.3 at 7.9 knts Storm direction: 195.3 at 5.9 knts Shear (0-3000m) pos: 1.9 neg: 0.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 36.0 deg Storm rel helicity (0-3000m) pos: 22.8 neg: -1.1 tot: 21.7 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.56 Bulk Shear: 9.27 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 92 6 53 9| 6.0 0.0 6.0| 20.8 0.0 20.8 41.5 0.63| 14.5 9.1 1000 136 6 75 6| 4.2 0.0 4.2| 21.7 -0.3 21.4 21.4 0.52| 10.5 5.4 1500 170 7 114 3| 3.9 0.0 3.9| 22.8 -0.4 22.4 14.9 0.48| 8.4 4.1 2000 178 8 137 3| 2.9 0.5 3.4| 22.8 -0.6 22.1 11.1 0.44| 6.8 3.0 2500 181 8 144 2| 2.3 0.8 3.2| 22.8 -0.9 21.8 8.7 0.38| 5.9 2.2 3000 182 7 142 2| 1.9 0.9 2.9| 22.8 -1.1 21.7 7.2 0.32| 5.2 1.7 4000 182 7 134 2| 1.5 0.6 2.0| 23.3 -1.1 22.2 5.5 0.34| 4.2 1.4 5000 177 7 126 2| 1.2 0.6 1.7| 23.4 -1.3 22.1 4.4 0.32| 3.6 1.1 6000 165 8 118 4| 1.0 1.6 2.6| 23.4 -20.2 3.2 0.5 0.12| 4.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250430.12.gif