Path Calculator
Analyze microwave propagation between two points
Link Summary · 10 GHz
Distance
96 mi (155 km)
Bearing
150.5°
Terrain
BLOCKED
Propagation
78/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 10 GHz
FSPL (free-space)
156.2
dB
Gaseous (O₂+H₂O)
1.1
dB
Diffraction loss
108.5
dB
TOTAL PATH LOSS
265.8
dB
Gas rate: 0.0070 dB/km
H₂O: 0.0000 dB/km/g ·
O₂: 0.0070 dB/km
Abs humidity avg: 13.6 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-265.8
dB
RX Ant Gain
30.0
dBi
RX Power
-187.8
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-47.8
dB
Path Weather Avg
Temperature
73.9°F
23.3°C
Dewpoint
61.4°F
16.3°C
T/Td Gap
12.6°F
Abs Humidity
13.6 g/m³
Pressure
973.3 mb
PWAT
26.8 mm
BL Depth
323.9 m
Refrac Gradient
-91.5 N/km
Propagation Factors · 10 GHz
Rain
100
Humidity
90
PWAT
90
Pressure
88
T-Td Depression
85
Refractivity
68
Season
68
Time of Day
55
Sky Cover
50
Wind
50
Atmospheric Profile
HRRR (3 km) Valid 2026-05-15 08:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.3, -97.4 | 22.0°C | 17.0°C | 973.3 mb | 332.0 m | 31.2 mm | 347.9 | -87.1 |
| 13% | 34.2, -97.3 | 23.5°C | 16.4°C | 975.9 mb | 314.4 m | 29.8 mm | 342.7 | -69.8 |
| 25% | 34.0, -97.2 | 23.0°C | 17.1°C | 976.0 mb | 336.1 m | 30.8 mm | 347.2 | -84.1 |
| 38% | 33.9, -97.1 | 23.2°C | 16.8°C | 980.1 mb | 349.6 m | 29.5 mm | 344.9 | -72.7 |
| Midpoint | 33.7, -97.0 | 22.5°C | 17.5°C | 979.6 mb | 340.1 m | 27.5 mm | 347.8 | -82.0 |
| 63% | 33.6, -96.9 | 23.5°C | 16.0°C | 981.8 mb | 355.1 m | 25.3 mm | 339.2 | -88.1 |
| 75% | 33.4, -96.8 | 23.7°C | 15.3°C | 986.5 mb | 339.3 m | 23.5 mm | 334.5 | -81.8 |
| 88% | 33.3, -96.7 | 24.1°C | 14.8°C | 985.1 mb | 282.1 m | 21.9 mm | 332.4 | -64.2 |
| Destination | 33.1, -96.6 | 24.1°C | 16.0°C | 987.4 mb | 266.6 m | 22.0 mm | 339.6 | -91.5 |
Midpoint vertical profile
18-Hour Propagation Forecast · 10 GHz
→ Steady
Best:
82
at 08:00 UTC
Worst:
64
at 23:00 UTC