diff --git a/dcs/mission.py b/dcs/mission.py
index 21a44f2e..828c3f4e 100644
--- a/dcs/mission.py
+++ b/dcs/mission.py
@@ -1351,11 +1351,11 @@ def awacs_flight(self,
             airport(terrain_.Airport): starting airport, use None if you want it to spawn inflight
             position(dcs.mapping.Point): reference point for the race-track
             race_distance: distance for the race-track pattern
-            heading: direction from the referene position
+            heading: direction from the reference position
             altitude: of the AWACS race-track
             speed: of the AWACS flight
             start_type(StartType): of the flight if starts from airport
-            frequency: VHF-AM frequencey in mhz
+            frequency: VHF-AM frequency in mhz
 
         Returns:
             FlyingGroup: the created AWACS flight group
@@ -1407,11 +1407,11 @@ def refuel_flight(self,
             airport(terrain_.Airport): starting airport, use None if you want it to spawn inflight
             position(dcs.mapping.Point): reference point for the race-track
             race_distance: distance for the race-track pattern
-            heading: direction from the referene position
+            heading: direction from the reference position
             altitude: of the refuel race-track
             speed: of the refuel flight
             start_type(StartType): of the flight if starts from airport
-            frequency: VHF-AM frequencey in mhz
+            frequency: VHF-AM frequency in mhz
             tacanchannel: if the PlaneType supports tacan this channel will be set.
 
         Returns:
diff --git a/dcs/task.py b/dcs/task.py
index 9d94e766..7f9c0d9c 100644
--- a/dcs/task.py
+++ b/dcs/task.py
@@ -1,4 +1,4 @@
-"""This module holds all Tasks that are possible to specifiy in dcs.
+"""This module holds all Tasks that are possible to specify in dcs.
 
 There are 2 type of tasks, a MainTask and a Task action.
  * MainTasks are the flight groups main objective like :py:class:`CAS`, :py:class:`CAP`, :py:class:`SEAD`, ...
@@ -966,7 +966,7 @@ class EmbarkToTransport(Task):
 
     :param position: :py:class:`dcs.mapping.Point` where to wait to get picked up.
     :param zone_radius: radius around the point where the group will embark.
-    :param concrete_unitid: if specified the group will embark to exaclty this unit.
+    :param concrete_unitid: if specified the group will embark to exactly this unit.
     """
     Id = "EmbarkToTransport"
 
@@ -1873,7 +1873,7 @@ class Values(IntEnum):
         SpreadFourGroupClose = 458755
         WW2_BomberElementClose = 786433
         WW2_BomberElementOpen = 786434
-        # WW2: Bomber Height Seperation has no VariantIndex field.
+        # WW2: Bomber Height Separation has no VariantIndex field.
         WW2_BomberElementHeightSeperation = 851968
         WW2_FighterVicClose = 917505
         WW2_FighterVicOpen = 917506
diff --git a/dcs/weather.py b/dcs/weather.py
index 9e4bc43b..a594bb58 100644
--- a/dcs/weather.py
+++ b/dcs/weather.py
@@ -178,7 +178,7 @@ def load_from_dict(self, d):
         fog = d.get("fog", {})
         self.fog_thickness = fog.get("thickness", 0)
         self.fog_visibility = fog.get("visibility", 25)
-        visibility = d.get("visiblity", {})
+        visibility = d.get("visibility", {})
         self.visibility_distance = visibility.get("distance", 80000)
         clouds = d.get("clouds", {})
         self.clouds_thickness = clouds.get("thickness", 200)