UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 4 DEC 25 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 12 70 1 SFC 998 28 -1.5 -3.4 87 1.9 -2.2 70 1 271.8 272.3 271.1 279.9 2.97 2 977 197 -2.1 -7.0 69 4.9 -3.7 92 3 272.9 273.2 270.7 279.2 2.31 3 925 629 -5.7 -9.9 72 4.2 -7.0 150 7 273.5 273.8 270.5 278.9 1.94 4 904 809 -6.7 -10.4 75 3.7 -7.8 147 12 274.3 274.6 270.9 279.6 1.91 5 863 1173 -5.9 -8.6 81 2.7 -6.8 142 22 278.8 279.1 274.2 285.3 2.31 6 850 1292 -4.7 -8.8 73 4.1 -6.1 140 25 281.2 281.6 275.5 287.8 2.31 7 809 1680 -6.5 -28.5 16 22.0 -10.8 146 24 283.3 283.4 273.9 284.7 0.45 8 721 2565 -15.1 -23.1 50 8.0 -16.7 161 22 283.4 283.5 274.5 285.9 0.83 9 700 2789 -13.3 -18.1 67 4.8 -14.5 165 21 287.8 288.0 277.5 291.7 1.31 10 684 2965 -14.9 -18.6 73 3.7 -15.8 165 24 287.9 288.1 277.6 291.8 1.29 11 613 3785 -21.1 -24.5 74 3.4 -21.7 167 36 289.9 290.1 277.9 292.6 0.86 12 510 5128 -27.5 -31.1 71 3.6 -28.0 170 58 297.8 297.9 281.2 299.7 0.56 13 500 5270 -28.1 -31.9 70 3.8 -28.6 170 60 298.8 298.9 281.5 300.5 0.53 14 426 6403 -33.7 -37.9 66 4.2 -34.1 188 69 305.6 305.7 284.1 306.8 0.34 15 400 6840 -37.5 -41.8 64 4.3 -37.8 195 73 306.3 306.3 284.2 307.1 0.24 16 377 7249 -40.9 -45.1 64 4.2 -41.1 196 80 307.0 307.0 284.4 307.6 0.18 17 303 8715 -50.3 -54.7 60 4.4 -50.4 200 105 313.6 313.6 286.7 313.8 0.08 18 300 8780 -50.3 -54.6 60 4.3 -50.4 200 106 314.5 314.5 287.0 314.7 0.08 19 266 9562 -54.0 -58.4 58 4.4 -54.1 200 124 320.1 320.1 288.8 320.3 0.05 20 250 9960 -55.9 -60.4 57 4.5 -56.0 205 122 323.0 323.0 289.7 323.1 0.04 21 226 10596 -60.7 -65.3 55 4.6 -60.7 205 120 325.1 325.1 290.3 325.2 0.03 22 200 11360 -58.9 -63.9 52 5.0 -59.0 205 97 339.5 339.5 294.2 339.6 0.04 23 186 11818 -54.9 -60.9 47 6.0 -55.1 206 92 353.1 353.1 297.4 353.3 0.06 24 150 13180 -57.3 -64.3 41 7.0 -57.5 210 77 371.4 371.4 300.8 371.6 0.04 25 131 14039 -57.5 -65.5 35 8.0 -57.7 212 71 385.7 385.7 303.2 385.9 0.04 26 100 15760 -54.9 -65.9 24 11.0 -55.3 215 58 421.7 421.7 307.9 421.9 0.05 27 70 18040 -53.7 -66.7 19 13.0 -54.4 210 68 469.5 469.5 312.6 469.9 0.07 28 64 18614 -51.7 -65.7 17 14.0 -52.7 211 65 486.1 486.1 314.0 486.6 0.09 29 50 20220 -47.7 -64.7 12 17.0 -49.6 215 58 531.1 531.1 317.1 531.9 0.13 30 41 21534 -48.5 -67.5 9 19.0 -50.6 215 56 560.1 560.1 318.7 560.8 0.11 31 32 23188 -43.7 -65.7 7 22.0 -47.6 215 55 614.1 614.1 321.3 615.4 0.17 32 30 23620 -46.7 -68.7 6 22.0 -49.9 215 54 617.3 617.4 321.4 618.3 0.12 33 20 26280 -52.3 -74.3 5 22.0 -55.0 185 36 676.1 676.1 323.7 676.8 0.08 34 19 26611 -53.7 -74.7 6 21.0 -56.2 681.7 681.8 323.9 682.4 0.08 35 13 29078 -48.7 -71.7 5 23.0 -53.6 777.2 777.3 326.7 779.0 0.18 TRP 226 10596 -60.7 -65.3 55 4.6 -60.7 205 120 325.1 325.1 290.3 325.2 0.03 WND 266 9562 -54.0 -58.4 58 4.4 -54.1 200 124 320.1 320.1 288.8 320.3 0.05 Sounding variables and indices 1000-500 mb thick: 5258.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 63.95 % Est. max temperature: 8.01 C = 46.42 F Sfc-Lift cond lev (LCL): 968.61 mb = 265.28 m = 870.34 ft T: -2.67 C 700-500 lapse rate: 5.97 C/km ThetaE index: 3.10 C Layer 809.0- 721.0 mb Conv cond level (CCL): 762.25 mb = 2137.09 m = 7011.36 ft Mean mixing ratio: 2.18 g/kg Conv temperature: 10.06 C = 50.11 F Cap Strength: 15.72 C Lifted Index: 16.41 C Risk: None Lifted Index @300 mb: 24.97 C Lifted Index @700 mb: 9.91 C Showalter Index: 9.76 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 19.30 C K Index: 9.80 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.69 J/kg Max Up Vert Vel: 3.66 m/s Conv Inhibition (B-): 63102.30 J/kg Cap Strength: 15.84 C Lift Cond Lev (LCL): 888.10 mb = 948.02 m = 3110.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 196 at 25 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 ---------------------------------------------------------- 0 998 28 70 1 -0.9 -0.3 | 18 25 -7.8 -24.1 1 925 629 150 7 -3.5 6.1 | 30 21 -10.4 -17.7 2 850 1292 140 25 -16.1 19.2 | 79 23 -22.9 -4.6 3 700 2789 165 21 -5.4 20.3 | 74 13 -12.3 -3.5 4 500 5270 170 60 -10.4 59.1 | 154 39 -17.3 35.3 5 400 6840 195 73 18.9 70.5 | 194 48 12.0 46.7 6 300 8780 200 106 36.3 99.6 | 201 81 29.4 75.8 7 266 9562 200 124 42.4 116.5 | 201 99 35.6 92.7 8 250 9960 205 122 51.6 110.6 | 207 98 44.7 86.8 9 226 10596 205 120 50.7 108.8 | 207 96 43.9 85.0 10 200 11360 205 97 41.0 87.9 | 208 73 34.1 64.1 11 150 13180 210 77 38.5 66.7 | 216 53 31.6 42.9 12 100 15760 215 58 33.3 47.5 | 228 36 26.4 23.7 13 70 18040 210 68 34.0 58.9 | 218 44 27.1 35.1 14 50 20220 215 58 33.3 47.5 | 228 36 26.4 23.7 15 30 23620 215 54 31.0 44.2 | 230 32 24.1 20.4 16 20 26280 185 36 3.1 35.9 | 163 13 -3.7 12.1 Wind Parameters Mean winds (0-6000m): 166.1 at 33.0 knts Storm direction: 196.1 at 24.8 knts Shear (0-3000m) pos: 3.3 neg: 1.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 72.9 deg Storm rel helicity (0-3000m) pos: 138.2 neg: -4.7 tot: 133.4 m^2/s^2 ave: 44.5 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 118.10 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 ------------------------------------------------------------------------------- 500 141 3 23 23| 5.8 0.0 5.8| 32.8 0.0 32.8 65.6 0.76| 6.7 5.1 1000 145 7 32 21| 9.0 0.0 9.0| 89.2 0.0 89.2 89.2 0.83| 9.9 8.2 1500 142 12 46 20| 6.0 2.2 8.3|125.6 0.0 125.6 83.7 0.80| 9.6 7.7 2000 144 15 54 19| 4.3 1.7 5.9|126.0 -0.4 125.6 62.8 0.71| 8.2 5.8 2500 147 17 59 19| 3.2 1.3 4.6|126.0 -3.1 122.9 49.2 0.62| 7.2 4.5 3000 150 18 62 18| 3.3 1.1 4.4|138.2 -4.7 133.4 44.5 0.62| 6.9 4.3 4000 157 21 75 16| 4.5 0.8 5.3|192.5 -4.7 187.8 47.0 0.67| 7.2 4.8 5000 162 27 97 15| 5.2 0.7 5.9|252.2 -4.7 247.5 49.5 0.63| 7.4 4.7 6000 166 33 119 17| 5.3 0.6 5.9|422.5 -4.7 417.7 69.6 0.68| 7.7 5.2 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251204.00.gif