UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 20 APR 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 69 225 3 SFC 996 102 7.2 5.6 90 1.6 6.4 225 3 280.7 281.7 279.7 296.4 5.73 2 960 401 4.2 1.1 80 3.1 2.8 232 8 280.6 281.3 277.9 292.6 4.31 3 925 701 3.0 0.5 84 2.5 1.9 240 13 282.4 283.1 278.8 294.4 4.28 4 877 1134 1.6 -1.9 78 3.5 0.1 246 12 285.3 285.9 279.6 296.0 3.79 5 850 1386 -0.3 -4.7 72 4.4 -2.0 250 11 285.8 286.4 279.1 294.9 3.17 6 700 2912 -9.5 -14.4 67 4.9 -10.9 255 13 292.0 292.3 280.2 297.4 1.79 7 650 3481 -13.5 -18.5 66 5.0 -14.7 261 18 293.7 293.9 280.4 297.9 1.37 8 603 4050 -15.7 -21.7 60 6.0 -17.1 266 23 297.5 297.7 281.8 301.1 1.12 9 579 4356 -15.5 -20.5 65 5.0 -16.7 269 25 301.2 301.5 283.5 305.4 1.29 10 504 5391 -21.9 -28.9 53 7.0 -23.1 279 34 305.6 305.8 284.5 308.0 0.70 11 500 5450 -22.7 -29.7 53 7.0 -23.9 280 35 305.4 305.5 284.4 307.6 0.65 12 400 7040 -35.9 -42.9 49 7.0 -36.4 295 33 308.3 308.4 285.0 309.1 0.22 13 319 8568 -48.9 -55.9 44 7.0 -49.1 303 33 310.9 310.9 285.7 311.2 0.06 14 301 8948 -50.3 -58.3 38 8.0 -50.5 305 33 314.2 314.2 286.9 314.3 0.05 15 300 8970 -49.9 -57.9 38 8.0 -50.1 310 33 315.0 315.0 287.2 315.2 0.05 16 291 9169 -49.9 -57.9 38 8.0 -50.1 303 33 317.8 317.8 288.1 318.0 0.05 17 271 9636 -48.7 -57.7 34 9.0 -49.0 288 33 326.1 326.1 290.6 326.3 0.06 18 251 10143 -45.5 -56.5 28 11.0 -46.0 271 33 338.0 338.0 293.9 338.3 0.07 19 250 10170 -45.5 -56.5 28 11.0 -46.0 270 33 338.4 338.4 294.0 338.7 0.07 20 203 11561 -47.3 -64.3 13 17.0 -47.9 251 26 356.3 356.4 298.0 356.5 0.03 21 200 11660 -47.3 -64.3 13 17.0 -47.9 250 25 357.9 357.9 298.3 358.0 0.03 22 150 13550 -49.3 -69.3 8 20.0 -50.0 255 23 385.1 385.1 303.1 385.2 0.02 23 100 16180 -54.5 -74.5 7 20.0 -55.1 260 23 422.4 422.4 308.0 422.5 0.02 24 70 18450 -57.7 -78.7 5 21.0 -58.2 265 27 460.9 460.9 311.8 461.0 0.01 25 68 18633 -58.3 -79.3 5 21.0 -58.8 264 25 463.5 463.5 312.1 463.5 0.01 26 60 19426 -55.7 -77.7 5 22.0 -56.5 260 19 486.2 486.2 314.0 486.3 0.02 27 54 20093 -58.5 -79.5 5 21.0 -59.1 257 13 494.6 494.6 314.5 494.7 0.01 28 50 20580 -55.5 -77.5 5 22.0 -56.4 255 9 512.7 512.7 315.8 512.8 0.02 29 45 21247 -57.9 -78.9 5 21.0 -58.7 240 7 522.5 522.6 316.5 522.7 0.02 30 30 23810 -56.5 -78.5 5 22.0 -57.8 180 1 590.6 590.6 320.2 590.8 0.03 31 20 26380 -54.3 -77.3 4 23.0 -56.6 80 3 670.0 670.0 323.4 670.4 0.05 32 16 27809 -55.1 -78.1 4 23.0 -57.6 43 3 711.5 711.5 324.8 712.0 0.06 33 14 28669 -51.3 -75.3 4 24.0 -55.2 21 3 752.1 752.1 326.0 753.0 0.10 34 13 29151 -51.7 -75.7 4 24.0 -55.6 9 3 766.8 766.9 326.4 767.8 0.10 35 10 30880 -44.7 -70.7 4 26.0 -52.2 325 3 852.7 852.8 328.5 855.6 0.28 36 8.6 31891 -44.1 -70.1 4 26.0 -52.5 892.6 892.8 329.4 896.5 0.35 TRP 301 8948 -50.3 -58.3 38 8.0 -50.5 305 33 314.2 314.2 286.9 314.3 0.05 WND Sounding variables and indices 1000-500 mb thick: 5381.00 m Freezing level: 854.26 mb = 1346.16 m = 4416.48 ft Wetbulb zero: 876.00 mb = 1142.91 m = 3749.64 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 68.51 % Est. max temperature: 12.51 C = 54.51 F Sfc-Lift cond lev (LCL): 971.89 mb = 301.07 m = 987.75 ft T: 5.20 C 700-500 lapse rate: 5.20 C/km ThetaE index: 3.82 C Layer 960.0- 925.0 mb Conv cond level (CCL): 855.27 mb = 1336.09 m = 4383.45 ft Mean mixing ratio: 4.50 g/kg Conv temperature: 12.24 C = 54.03 F Cap Strength: 10.66 C Lifted Index: 10.39 C Risk: None Lifted Index @300 mb: 14.77 C Lifted Index @700 mb: 3.37 C Showalter Index: 9.86 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 18.00 C K Index: 12.80 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.74 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 56599.32 J/kg Cap Strength: 10.55 C Lift Cond Lev (LCL): 907.95 mb = 852.03 m = 2795.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 14 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 ---------------------------------------------------------- 0 996 102 225 3 2.1 2.1 | 131 14 -10.6 9.1 1 925 701 240 13 11.3 6.5 | 174 14 -1.5 13.5 2 850 1386 250 11 10.3 3.8 | 168 11 -2.4 10.7 3 700 2912 255 13 12.6 3.4 | 179 10 -0.2 10.3 4 500 5450 280 35 34.5 -6.1 | 268 22 21.8 0.9 5 400 7040 295 33 29.9 -13.9 | 292 19 17.2 -7.0 6 301 8948 305 33 27.0 -18.9 | 310 19 14.3 -12.0 7 300 8970 310 33 25.3 -21.2 | 319 19 12.6 -14.2 8 250 10170 270 33 33.0 -0.0 | 251 21 20.3 7.0 9 200 11660 250 25 23.5 8.6 | 215 19 10.8 15.5 10 150 13550 255 23 22.2 6.0 | 216 16 9.5 12.9 11 100 16180 260 23 22.7 4.0 | 222 15 9.9 11.0 12 70 18450 265 27 26.9 2.4 | 237 17 14.2 9.3 13 50 20580 255 9 8.7 2.3 | 157 10 -4.0 9.3 14 30 23810 180 1 0.0 1.0 | 122 15 -12.7 8.0 15 20 26380 80 3 -3.0 -0.5 | 112 17 -15.7 6.4 16 10 30880 325 3 1.7 -2.5 | 112 12 -11.0 4.5 Wind Parameters Mean winds (0-6000m): 268.7 at 19.3 knts Storm direction: 298.7 at 14.5 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 57.9 deg Storm rel helicity (0-3000m) pos: 47.2 neg: -4.2 tot: 43.0 m^2/s^2 ave: 14.3 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.54 Bulk Shear: 25.22 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 ------------------------------------------------------------------------------- 500 237 7 148 13| 8.7 0.0 8.7| 30.3 0.0 30.3 60.7 1.00| 8.8 8.7 1000 240 10 160 13| 4.7 0.0 4.7| 36.5 -2.3 34.2 34.2 0.80| 6.2 4.9 1500 243 10 163 12| 3.0 0.0 3.0| 37.3 -4.2 33.1 22.1 0.68| 4.6 3.2 2000 245 11 165 12| 2.4 0.0 2.4| 39.3 -4.2 35.1 17.6 0.70| 3.6 2.5 2500 247 11 167 11| 2.1 0.0 2.1| 41.3 -4.2 37.1 14.8 0.71| 3.1 2.2 3000 249 11 169 11| 2.1 0.0 2.1| 47.2 -4.2 43.0 14.3 0.75| 2.9 2.2 4000 254 13 180 11| 2.7 0.0 2.7| 73.8 -4.2 69.6 17.4 0.81| 3.4 2.8 5000 262 16 200 10| 3.1 0.0 3.1|107.7 -4.2 103.5 20.7 0.81| 3.7 3.0 6000 269 19 222 10| 2.8 0.0 2.8|141.7 -4.2 137.5 22.9 0.82| 3.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250420.00.gif