diff --git a/index.html b/index.html
index d30008dd..5e1d4d2d 100644
--- a/index.html
+++ b/index.html
@@ -247,7 +247,7 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
 
         <tr>
           <td class="input"><pre>(sentence
-  (starting
+  (starting-in
     very-light-snow
     (minutes
       35)))</pre></td>
@@ -256,7 +256,7 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
 
         <tr>
           <td class="input"><pre>(sentence
-  (stopping
+  (stopping-in
     light-rain
     (minutes
       15)))</pre></td>
@@ -266,7 +266,7 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
         <tr>
           <td class="input"><pre>(sentence
   (clauses
-    (starting
+    (starting-in
       heavy-sleet
       (minutes
         20))
@@ -279,11 +279,11 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
         <tr>
           <td class="input"><pre>(sentence
   (clauses
-    (stopping
+    (stopping-in
       medium-rain
       (minutes
         25))
-    (starting-later
+    (starting-again-later
       (minutes
         8))))</pre></td>
           <td class="en">Rain stopping in 25 min., starting again 8 min. later.</td>
@@ -293,6 +293,13 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
         block and the "daily" data points, and represent the weather conditions
         over a period of twenty-four hours. -->
 
+        <tr>
+          <td class="input"><pre>(sentence
+  (for-day
+    clear))</pre></td>
+          <td class="en">Clear throughout the day.</td>
+        </tr>
+
         <!-- FIXME -->
 
         <!-- 7-DAY SUMMARIES. These summaries are used on the "daily" data
@@ -307,7 +314,8 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
     (for-week
       no-precipitation)
     (on
-      (temperatures-peaking
+      (peaking
+        temperatures
         (fahrenheit
           85))
       tomorrow)))</pre></td>
@@ -320,7 +328,8 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
     (over-weekend
       mixed-precipitation)
     (on
-      (temperatures-rising
+      (rising
+        temperatures
         (celsius
           32))
       thursday)))</pre></td>
@@ -334,7 +343,8 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
       medium-rain
       today)
     (on
-      (temperatures-valleying
+      (valleying
+        temperatures
         (fahrenheit
           15))
       friday)))</pre></td>
@@ -350,7 +360,8 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
         monday
         tuesday))
     (on
-      (temperatures-falling
+      (falling
+        temperatures
         (celsius
           0))
       sunday)))</pre></td>
@@ -366,7 +377,8 @@ <h1>Dark Sky Multilingual Text Summaries</h1>
         wednesday
         saturday))
     (on
-      (temperatures-peaking
+      (peaking
+        temperatures
         (fahrenheit
           100))
       monday)))</pre></td>
diff --git a/src/darksky.js b/src/darksky.js
index 27660c93..d238d108 100644
--- a/src/darksky.js
+++ b/src/darksky.js
@@ -8,19 +8,23 @@ var DarkSky;
       if(typeof expr === "number")
         return expr.toString();
 
-      if(typeof expr === "string")
-        return template.hasOwnProperty(expr) ? template[expr] : expr;
+      else if(typeof expr === "string") {
+        if(template.hasOwnProperty(expr))
+          return template[expr];
+      }
 
-      if(Array.isArray(expr) && template.hasOwnProperty(expr[0])) {
-        if(typeof template[expr[0]] === "string")
-          return template[expr[0]].replace(/\$\d+/g, function(n) {
-            return parse(template, expr[n.slice(1)|0]);
-          });
+      else if(Array.isArray(expr)) {
+        if(template.hasOwnProperty(expr[0])) {
+          if(typeof template[expr[0]] === "string")
+            return template[expr[0]].replace(/\$\d+/g, function(n) {
+              return parse(template, expr[n.slice(1)|0]);
+            });
 
-        if(typeof template[expr[0]] === "function")
-          return template[expr[0]].apply(null, expr.slice(1).map(function(arg) {
-            return parse(template, arg);
-          }));
+          if(typeof template[expr[0]] === "function")
+            return template[expr[0]].apply(null, expr.slice(1).map(function(arg) {
+              return parse(template, arg);
+            }));
+        }
       }
 
       throw new Error("Invalid expression.");
diff --git a/src/lang/en.js b/src/lang/en.js
index 9831cc34..2ff187fc 100644
--- a/src/lang/en.js
+++ b/src/lang/en.js
@@ -28,6 +28,23 @@ var DarkSkyEnglish = {
       "light-clouds": "partly cloudy",
       "medium-clouds": "mostly cloudy",
       "heavy-clouds": "overcast",
+      "temperatures": "temperatures",
+      "today-morning": "this morning",
+      "later-today-morning": "later this morning",
+      "today-afternoon": "this afternoon",
+      "later-today-afternoon": "later this afternoon",
+      "today-evening": "this evening",
+      "later-today-evening": "later this evening",
+      "today-night": "tonight",
+      "later-today-night": "later tonight",
+      "tomorrow-morning": "tomorrow morning",
+      "tomorrow-afternoon": "tomorrow afternoon",
+      "tomorrow-evening": "tomorrow evening",
+      "tomorrow-night": "tomorrow night",
+      "morning": "morning",
+      "afternoon": "afternoon",
+      "evening": "evening",
+      "night": "night",
       "today": "today",
       "tomorrow": "tomorrow",
       "sunday": "Sunday",
@@ -40,29 +57,60 @@ var DarkSkyEnglish = {
       "minutes": "$1 min.",
       "fahrenheit": "$1\u00B0F",
       "celsius": "$1\u00B0C",
-      "and": "$1 and $2",
+      "and": function(/* ... */) {
+        switch(arguments.length) {
+          case 1:
+            return arguments[0];
+
+          case 2:
+            return arguments[0] + " and " + arguments[1];
+
+          default:
+            return Array.prototype.slice.call(arguments, 0, -1).join(", ") +
+              ", and " + arguments[arguments.length - 1];
+        }
+      },
+      "range": "$1 through $2",
       "clauses": function(one, two) {
         return one +
           (one.indexOf(",") === -1 && two.indexOf(",") === -1 ? ", " : "; ") +
           two;
       },
-      "range": "$1 through $2",
-      "for-hour": "$1 for the hour",
-      "starting": "$1 starting in $2",
-      "stopping": "$1 stopping in $2",
-      "starting-later": "starting again $1 later",
-      "stopping-later": "stopping $1 later",
-      "for-week": "$1 throughout the week",
-      "over-weekend": "$1 over the weekend",
-      "temperatures-peaking": "temperatures peaking at $1",
-      "temperatures-rising": "temperatures rising to $1",
-      "temperatures-valleying": "temperatures bottoming out at $1",
-      "temperatures-falling": "temperatures falling to $1",
+      "during": function(period) {
+        switch(period) {
+          case "morning":
+          case "afternoon":
+          case "evening":
+            return "in the " + period;
+
+          case "night":
+            return "overnight";
+
+          default:
+            return period;
+        }
+      },
       "on": function(condition, day) {
         return condition +
           (day === "today" || day === "tomorrow" ? " " : " on ") +
           day;
       },
+      "for-hour": "$1 for the hour",
+      "for-day": "$1 throughout the day",
+      "for-week": "$1 throughout the week",
+      "over-weekend": "$1 over the weekend",
+      "starting": "$1 starting $2",
+      "starting-in": "$1 starting in $2",
+      "stopping-in": "$1 stopping in $2",
+      "until": "$1 until $2",
+      "continuing-until": "$1 continuing until $2",
+      "peaking": "$1 peaking at $2",
+      "rising": "$1 rising to $2",
+      "valleying": "$1 bottoming out at $2",
+      "falling": "$1 falling to $2",
+      "starting-again": "starting again $1",
+      "starting-again-later": "starting again $1 later",
+      "stopping-later": "stopping $1 later",
       /* Capitalize the first letter of every word, except if that word is
        * "and". (This is a very crude bastardization of proper English titling
        * rules, but it is adequate for the purposes of this module.) */