UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for X1736... Searching the city database file for: X1736 ... Date:1200Z 7 DEC 25 Station: X1736 WMO ident: 31736 Latitude: 48.53 Longitude: 135.23 ------------------------------------------------------------------------------- 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 1004 69 -11.5 -16.5 66 5.0 -12.5 250 9 261.4 261.5 260.4 264.2 1.05 1 1000 100 -11.3 -15.2 73 3.9 -12.1 250 11 261.9 262.0 261.0 265.0 1.17 2 980 255 -11.3 -15.6 70 4.3 -12.2 255 13 263.4 263.6 262.2 266.5 1.16 3 975 294 -9.9 -14.4 70 4.5 -10.9 256 14 265.2 265.4 263.7 268.7 1.28 4 925 698 -12.3 -18.3 61 6.0 -13.5 270 19 266.7 266.9 264.3 269.5 0.98 5 893 967 -14.3 -19.2 66 4.9 -15.2 278 19 267.4 267.5 264.6 270.0 0.94 6 850 1341 -15.5 -20.0 68 4.5 -16.3 290 19 269.9 270.1 266.4 272.5 0.92 7 844 1394 -15.5 -20.0 68 4.5 -16.3 289 19 270.5 270.6 266.8 273.1 0.92 8 821 1604 -13.9 -18.8 66 4.9 -14.9 287 19 274.3 274.5 269.5 277.3 1.05 9 722 2567 -20.3 -32.3 33 12.0 -21.8 277 19 277.5 277.6 270.3 278.6 0.35 10 700 2795 -22.3 -34.3 33 12.0 -23.6 275 19 277.8 277.8 270.4 278.7 0.30 11 553 4489 -32.5 -41.5 40 9.0 -33.1 268 29 285.1 285.1 274.4 285.7 0.18 12 500 5190 -37.9 -45.9 43 8.0 -38.3 265 33 286.8 286.9 275.2 287.3 0.13 13 424 6305 -46.7 -53.7 45 7.0 -46.9 258 26 289.4 289.4 276.5 289.6 0.06 14 400 6690 -48.1 -54.1 50 6.0 -48.3 255 23 292.5 292.5 278.0 292.7 0.06 15 334 7867 -53.1 -61.1 37 8.0 -53.2 235 31 301.1 301.1 281.8 301.2 0.03 16 331 7925 -53.1 -61.1 37 8.0 -53.2 235 31 301.9 301.9 282.2 302.0 0.03 17 300 8560 -52.9 -60.9 37 8.0 -53.1 240 33 310.8 310.8 285.7 310.9 0.04 18 274 9145 -52.7 -61.7 33 9.0 -52.9 240 36 319.2 319.2 288.5 319.4 0.03 19 250 9740 -50.5 -59.5 34 9.0 -50.7 240 40 331.0 331.0 292.0 331.2 0.05 20 201 11177 -46.5 -59.5 21 13.0 -47.0 250 46 358.6 358.6 298.5 358.9 0.06 21 200 11210 -46.7 -59.7 21 13.0 -47.3 250 46 358.8 358.8 298.5 359.1 0.06 22 150 13100 -49.1 -66.1 12 17.0 -49.7 250 56 385.5 385.5 303.1 385.6 0.04 23 101 15695 -50.7 -70.7 8 20.0 -51.5 240 32 428.5 428.6 308.7 428.7 0.03 24 100 15760 -51.3 -71.3 7 20.0 -52.1 240 31 428.6 428.6 308.7 428.7 0.03 25 82 17044 -52.9 -73.9 6 21.0 -53.7 248 47 450.4 450.4 310.9 450.5 0.02 26 70 18070 -50.5 -72.5 6 22.0 -51.7 255 60 476.3 476.4 313.2 476.5 0.03 27 67 18357 -49.7 -71.7 6 22.0 -51.0 262 61 484.1 484.1 313.8 484.3 0.04 28 66 18456 -49.9 -71.9 6 22.0 -51.2 265 62 485.7 485.7 313.9 485.9 0.04 29 50 20260 -53.7 -75.7 5 22.0 -54.8 255 42 516.9 516.9 316.1 517.1 0.03 30 49 20390 -54.3 -76.3 5 22.0 -55.4 254 42 518.5 518.5 316.2 518.7 0.02 31 40 21714 -47.3 -71.3 5 24.0 -49.8 242 44 567.1 567.1 319.0 567.5 0.06 32 31 23383 -52.3 -76.3 4 24.0 -54.2 227 46 596.4 596.5 320.5 596.7 0.04 33 30 23600 -43.3 -69.3 4 26.0 -47.6 225 46 626.6 626.6 321.8 627.5 0.11 34 25 24819 -45.3 -71.3 4 26.0 -49.5 214 39 654.4 654.4 322.9 655.2 0.10 35 23 25378 -42.3 -69.3 4 27.0 -47.8 209 36 679.0 679.1 323.8 680.3 0.15 36 20 26310 -47.9 -73.9 3 26.0 -51.9 200 31 689.6 689.6 324.1 690.3 0.09 37 17 27380 -48.7 -73.7 4 25.0 -52.9 719.8 719.8 325.1 720.7 0.10 TRP 334 7867 -53.1 -61.1 37 8.0 -53.2 235 31 301.1 301.1 281.8 301.2 0.03 WND 66 18456 -49.9 -71.9 6 22.0 -51.2 265 62 485.7 485.7 313.9 485.9 0.04 Sounding variables and indices 1000-500 mb thick: 5090.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 48.31 % Est. max temperature: -3.18 C = 26.28 F Sfc-Lift cond lev (LCL): 926.15 mb = 688.50 m = 2258.82 ft T: -12.24 C 700-500 lapse rate: 6.51 C/km ThetaE index: 0.00 C Layer 1004.0-2035380315314230741112602740391936.0 mb Conv cond level (CCL): 731.96 mb = 2464.12 m = 8084.30 ft Mean mixing ratio: 1.10 g/kg Conv temperature: 4.36 C = 39.86 F Cap Strength: 14.41 C Lifted Index: 15.34 C Risk: None Lifted Index @300 mb: 30.11 C Lifted Index @700 mb: 9.56 C Showalter Index: 11.94 C Risk: None Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 17.90 C K Index: -9.60 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.10 J/kg Max Up Vert Vel: 6.50 m/s Conv Inhibition (B-): 66909.65 J/kg Cap Strength: 15.19 C Lift Cond Lev (LCL): 879.05 mb = 1086.13 m = 3563.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 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 1004 69 250 9 8.5 3.1 | 152 14 -6.5 11.9 1 1000 100 250 11 10.3 3.8 | 160 13 -4.6 12.6 2 925 698 270 19 19.0 -0.0 | 205 10 4.1 8.8 3 850 1341 290 19 17.9 -6.5 | 231 4 2.9 2.3 4 700 2795 275 19 18.9 -1.7 | 209 8 4.0 7.2 5 500 5190 265 33 32.9 2.9 | 237 21 18.0 11.7 6 400 6690 255 23 22.2 6.0 | 206 16 7.3 14.8 7 334 7867 235 31 25.4 17.8 | 201 29 10.5 26.6 8 300 8560 240 33 28.6 16.5 | 208 29 13.7 25.3 9 250 9740 240 40 34.6 20.0 | 214 35 19.7 28.8 10 200 11210 250 46 43.2 15.7 | 229 37 28.3 24.6 11 150 13100 250 56 52.6 19.2 | 233 47 37.7 28.0 12 100 15760 240 31 26.8 15.5 | 206 27 11.9 24.3 13 70 18070 255 60 58.0 15.5 | 240 49 43.0 24.4 14 66 18456 265 62 61.8 5.4 | 253 49 46.8 14.2 15 50 20260 255 42 40.6 10.9 | 232 32 25.6 19.7 16 30 23600 225 46 32.5 32.5 | 203 45 17.6 41.4 17 20 26310 200 31 10.6 29.1 | 174 38 -4.3 38.0 Wind Parameters Mean winds (0-6000m): 270.6 at 23.1 knts Storm direction: 300.6 at 17.3 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 65.6 deg Storm rel helicity (0-3000m) pos: 41.0 neg: -3.2 tot: 37.8 m^2/s^2 ave: 12.6 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.63 Bulk Shear: 12.98 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 ------------------------------------------------------------------------------- 500 259 14 174 12| 9.2 0.0 9.2| 27.9 0.0 27.9 55.8 0.94| 9.6 9.0 1000 268 16 188 9| 6.3 0.0 6.3| 36.7 0.0 36.7 36.7 0.81| 7.8 6.4 1500 275 17 197 8| 4.5 0.0 4.5| 38.3 -0.4 37.9 25.3 0.71| 6.4 4.6 2000 278 18 202 7| 3.4 0.4 3.8| 38.3 -1.4 36.9 18.4 0.62| 5.2 3.2 2500 278 18 204 7| 2.7 0.7 3.4| 38.3 -2.7 35.6 14.3 0.54| 4.5 2.4 3000 278 18 206 7| 2.2 0.9 3.1| 41.0 -3.2 37.8 12.6 0.52| 4.2 2.2 4000 276 20 213 8| 1.7 1.3 3.0| 50.1 -3.2 46.9 11.7 0.51| 3.9 2.0 5000 273 22 221 10| 1.3 1.7 3.0| 56.3 -3.2 53.0 10.6 0.46| 3.8 1.8 6000 271 23 224 12| 1.1 1.2 2.3| 56.7 -33.4 23.3 3.9 0.26| 3.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20251207.12.gif